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Home My WebLink AboutWPO200800037 Plan - VSMP WPO VSMP 2018-10-01ALBEMARLE COUNTY, VIRGINIA py WPO 2 0 080 0 0 3 7 VSMP PLAN FOR PREPARED RY- P— I J rEjmRA CONCEPTS, PC CIVIL ENGINEERS LNNDSCAPE ,XRCHITECTS 224 COURT` SQUARE CHARLOTTESVILLE, VIRGINIA 292902 PH. 434-295-,")5 FAX 434-295-103 APRIL 15, 2008 APPROVED by the Albemarle County z Community Development Department Date 10 / i / -01 Y 5 C File LL) F0 c' '2z -v 40, C) 0 923 7 LEGEND VICINITY MAP- REVI SION - S � -SHEET INDEX -SEAL P= 2000' RVV DATE DESCRIPTION, 8 1-1 E ET S R RR V I'S E D 8 If EEET 2 NOIITi s BOUNDARY I RIGHT-OF-WAY LINE I 031301th) COUNTY AND VDOCT COMMENTS 2-5,7,12 SITEFT 3 EXISTING CONDITIONS AND DEMOLITION PLAN --W— WATER LINE (EX. PROR) - YTS 2 06/24/09 ESC/SWM COMNEEN �KN LF, I RON PIN FOUND wV0 WMO WATER VALVE METER LS, IRON PIN SET SHEET 5 GRADING, ROAD AND UTILITIES PLAN O. -P FHA -6- FIRE HYDRANT - — — — — — — — - SETBACK LINE SHEET 6 SITE AND UTILITY DETAILS ilLE YH-& YARD HYDRANT , f"(c -MET 7 ROAD AND UTILITY PRGIF S EASEMENT LIMITS BOAS BLOVV-OFF ASSEMBLY 'H E ST -41 FIT 8 SIATNI PLAN: PRE -DEV LOFMENT SS— SANITARY SEWER LINE (EX. PROP) CENTERLINE an Fiaiikh VELOPMENT "FIEE, T 9 _670— CONTOUR LINE (EX. PROR) SWM PLAN: POST i E 11c. No. 3M26 S'vVM PLAN: DETAILS C.Go CLEANOUT A4 Me SHEET 10 <--3.1-- <-2.501/ir DEGREE DIRECTION OF SLOPE MH MANHOLE T 11 SWM PLAIN, COMPUTATIONS SHEE STORM LINE (EX. I PROP.) 479.70+ SPOT ELEVATION . .... .. - T A IJT'IlQrA TY0 ny XXT HP HIGH POINT T I V DI CZ9 STORMINLET 44NAL LP LOW POINT YDN YARD DRAIN FROSION AND SEDIMENT CONTROL NARRATIVE SHEET 14 `2 [DITCH I SWALE F EROSION SEDIMENITNNI) CONTROL PLAN DScDOWNSPOUT SHE T 15 VVATER COURSE CONTROL DETAfLS —G— (EX. I PROP.) 8 E 16 EROSION SEDIMENT AND GAS LINE BM+ BENCHMARK GVO GMO' GAS VALVE/ METER OR CG -2 VIDOT STD. HEADER CURB (EX. PROP.) —OHE OVERHEAD ELECTRIC 'w cG-6 VDOT STD. CURB & GUTTER TRIC (EX. PROR) UGE-- UNDERGROUND ELEC CG -12 VDOT STD. HANDICAP RAMP PPj0r POWER POLE HC HANDICAP PARKING SYMBOL LIGHT POLE LP DIP DUCTILE IRON PIPE 21 02, 8 7N %"UYcr, GUY WIRE 17 ROP REINFORCED CONCRETE PIPE 11c. EM= ELECTRIC METER CMP CORRUGATED METAL PIPE TRANSFORMER PVC POLYVINYLCHLORIDE PIPE ;V. HDPE HIGH-DENSITY POLYETHYLINE PIPE ATI () OHT— OVERHEAD COMMUNIC ONS EX. PROR VC VITRIFIED CLAY PIPE C. UGT— UNDERGROUND COMM UNICATIONS (EX, PROP.) =FE FINISHED FLOOR ELEVATION PEDO UTILITY PEDESTAL TBR TO BE REMOVED SINGLE DOUBLE WATER METER swM I DWM 016"Z� TBT TO BE TRANSPLANTED GV M GATE VALVE TBS TO BE SAVED BOA o BLOWOFF ASSEMBLY TES: PERFORMANCE STANDARDS: 1 A . LL $ITEWORK AND ALL IMPROVEMENTS SHOWN ON THESE PLANS ARE REQUIRED TO 13E PERFORMED AND / OR INSTALLED -,'UNLESS SPECIFICALLY ITEMIZED AS 'NOT INCLUDED 1.N CONTRACT"' IN THE OWNER I CONTRACTOR AGREEMENT, THE CONTRACTOR IS RESPONSIBLE FOR PER5ORM.ING AND I OR INSTALLING ALL SITE WORK AND IMP ROVEMENTS SHOWN ON THESE DRAWINGS, INCLUDING ANCILLARY EFFORTS AND WORK -NORMALLY ASSOCIATED WITH SPECIFIED IMPROVEMENTS. 2, CALL MISS UTILITY (1-800-562-7401) PRIOR TO ANY LAND DISTURBING ACTIVITY, UTILITIES SHOWN ON THESE PLANS ARE REPRESENTATION$ OF DATA MADE AVAILABLE TO THE ENGINEERFROM VARIOUS SOURCES AND HAVE NOT BEEN FIELD CONFIRMED, EXPLORATORY EXCAVATIONS MAY BE NECESSARY TO CONFIRM THEEXISTIENCE OR NON-EXISTENCE OF CERTAIN UNDERGROUND FEATURES. & THE CONTRACTOR SHALL COORDINATE WITH ALL LOCAL AUTHORITIES PRIOR TO COMMIENCING THE WORKAND SCHEDULE I ATTEND ALL REQUIRED PRE -CONSTRUCTION MEETINGS. THE CONTRACTO R SHALL CONFIRM THAT ALL BONDS HAVE BEEN POSTED AND PULL ALL PERMITS. THE CONTRACTOR SHALL MAINTAIN THE PERMITS AND AN APPROVED SET of THESE WORKING DRAWINGS I AND PROJECT SPECIFICATIONS ON-SITE AT ALL TIMES. 4, THE CONTRACTOR SHALL ENSURE THAT HIS / HER WORK IS PROPERLY COORDINATED WITH THAT OF THE OTHER TRADES ON-SITE. 5. UNEXPECTED SITZ* CONDITIONS MAY ARISE DURING CONSTRUCT -ION THAT REQUIRE A DEVIATION FROM THESE PLANS. THE CONTRACTOR SHALL NOTIFY THE ENGINEER IMMEDIATELY OF ANY CONDITIONS THAT CONFLICT WITH THE PROPER EXECUTION OF THESE PLANS, THE ENGINEER SHALL DETERMINETHE NATURE AND DEGREE OF CHANGES NECESSARY, AND THE CONTRACTOR SHALL PROVIDE A COST FOR SAID CHANGES, NO CHANGES ARIE TO BE MADE WITHOUT THE MITT15N CONSENT OF THE ENGINEER, 6. THE SITE WORK IS TCD BE LAID -OUT ACCORDING TO THE DIMENSIONS ON THESE PLANS, SCALING OF THE PLANS IS NOT ACCEPTABLE- CONTACT ENGINEER IF THERE ARE QUESTIONS REGARDING THE LAYOUT'OF THE WORK, BECAUSE ARCHITECTURAL DESIGN MANY TIMES CONTINUES AFTER SITE PLAN APPROVAL, STRUCTURAL INFORMATION REFLECTED ON THESE DRAWINGS MAY NOT REPRESENT FINAL ARCHITECTURAL DIMENSIONS, PRIOR TO STAKEOUT OF ANY STRUCTURES, SURVEYOR AND / OR CONTRACTOR SHALL OBTAIN FINAL ARCHITECTURAL DRAWINGS AND CONSULT WITH ENGINEER REGARDING EXACT PLACEMENT OF BUILDINGS ON SITE. T THE CONTRACTOR SHALL VERIFY ALL EXISTING SITE CONDITIONS AND FEATURES, REPRESENTED ON THESE PLANS TO THE BEST OF HIS/ HER ABILITY, THE CONTRACTOR SHALL ALSO VERIFY, 13Y STAKEOUT, THE RELATIONSHIP OF ALL MAJOR SITE IMPROVEMENTS TO EXISTING SITE CONDITIONS AND FEATURES AND NOTIFY ENGINEER OF ANY DISCREPAN . CIES, ERRORS AND OMISSIONS BEFORE PROCEEDING WITH THE WORK, 8. THE CONTRA I CTOR SHALL BE HELD SOLELY RESPONSIBLE FOR SITE CONDITIONS, THE SAFETY OF HIS/ HER WORKERS AND THOSE ASSISTING HIM / HER WITH SUPPLYING OR EXECUTING THE WORK, AND THEE SECURITY OF PROPERTY HE SHE IS STORING ON-SITE. THE CONTRACTOR IS NOT LIABLE FOR THE SAFETY OF'THOSIE WITHIN THE BUILDINGS OR WORKING 0 1 N THE BUILDINGS, NOR IS HE / SHE RESPONSIBLE FOR SECURING THE; PROPERTY OF THE BUILDING CONTRACTOR OR THEIR ASSOCIATED TRADES, HOWEVER, CONTRACTOR IS REQUIRED TO MAINTAIN A CLEAN, ORGANIZED AND SAFE SITE, AND IS THE FINAL AUTHORITY AS TO THE LOCATION, PLACEMENT OR STORAGE OF ANY AND ALL MATERIALS, EQUIPMENT, VEHICLES AND TEMPORARY STRUCTURES USED DURING CONSTRUCTION, NEITHER THE OWNER NOR ENGINEER SHALL BE HELD RESPONSIBLE. FOR THEFT, DAMAGE OR INJURY ON-SITE DURING CONSTRUCTION UNLESS IT IS DUE TO TO THE SOLE NEGLIGENCE OF THE OWNER OR ENGINEER, 9. THE CONTRACTOR SHALL DETERMINE THE LIMITS OF CONSTRUCTION AND DEMARCATE THEM CLEARLY PRIOR TO COMMENCING GRADING OF THE SITE. ALSO, THE CONTRACTOR SHALL INSTALL ALL.SEDIMENT AND EROSION CONTROL MEASURES THAT CAN LOGISTICALLY BE PLACED BEFORE GRADING COMMENCES. 10, DURING THE INSTALLATION OF UTILITIES TO SUPPORT THE PROJECT, THE CONTRACTOR SHALL MAINTAIN SERVICE TO NEIGHBORING PROPERTIES, DAMAGE TO LINES OR INTERRUPTIONS OFSERVICE SHALL BE IMMEDIATELY REPORTED TO THE SERVICE PROVIDER AND ENGINEER. THE CONTRACTOR IS RESPONSIBLE FOR ALL COSTS ASSOCIATEDWTH REPAIR AND RESTORATION OF SERVICE. 11, ALL EXISTING IMPROVEMENTS ADJACENT TO THE PROPERTY, SUCH AS ROADWAYS, SHALL BE PROTECTS,© FROM DAMAGE-bUE TO THE EXECUTION OF THE WORK, ALL REPAIR MADE NECESSARY BY THE CONTRACTOR OR THOSE ASSISTING, HIM I HER IN THE EXECUTION OF THE WORK SHALL BE BORNE BY THE CONTRACTOR, 12, USE OF EXPLOSIVES IS EXPRESSLY PROHIBITED UNLESS, STATED OTHERWISE. IF'PERMITTED, THE CONTRACTOR SHALL OBTAIN ALL NECESSARY PERMITS AND NOTIFY ENGINEER PRIOR TO STORING OR USING EXPLOSIVES ON-SITE, ALL OTHERS SHARING THE SITE FOR CONSTRUCTION PURPOSES SHALL ALSO BE NOTIFJED. USE OF EXPLOSIVES SHALL BE CAREFULLY COORDINATED WITH ALL OTHERS SHARING THE SITE AS WELL AS VDOT AND ADJACENT OWNERS, 13, PRIOR TO ANY CONSTRUCTION WITHIN ANY EXISTING PUBLIC RIGHT-OF-WAY, INCLUDING CONNECTION TO ANY EXISTING ROAD, A PERMIT SHALL BE OBTAINED FROM THE VIRGINIA DEPARTMENT(" OF TRANSPORTATION (VDOT), THIS PLAN, AS DRAWN, MAY NOT ACCURATELY REFLECT THE REQUIREMENTS OF THE PERMIT, WHERE ANY DISCREPANCIES OCCUR, THE REQUIREMENTS OF THE PERMIT SHALL GOVERN, 14, CONTRACTOR SHALL COORDINATE TRAFFIC CONTROL MEASURES `WITH VDOT INSPECTORS PRIOR TO OR AS PART OF THE REQUIRED PRE -CONSTRUCTION CONFERENCE. QUALITATIVE 3jANQARQ_,5_'. 1, ALL UNSUITABLE SOIL MATERIAL SHALL BE STOCKPILED AND ITS DISPOSITION. DETERMINED BY THE OWNER WHILE THE EARTHWORK ASPECT OF THE SITE WORK IS STILL UNDERWAY. 2, ALL SPRINGS SHALL BE CAPPED AND PIPED TO THE NEAREST DRAINAGE WK�( OR DIRECTED TO A STrURN SEWERAGE STRUCTURE. 3. EROSION AND SILTATION CONTROL MEASURES SHALL BE PROVIDED IN ACCORDANCE WITH THE APPROVED EROSION CONTROL PLAN AND INASMUCH AS IS POSSIBLE SHALL BE INSTALLED PRIOR. TO ANY CLEARING, GRADING OR OTYER CONSTRUCTION. THE CONTRACTOR SHALL NOT BE RELEASED FROM RESPONSIBILITY FOR STABILIZATION OF THE PROPERTY UNTIL THE LOCAL AUTHORITY OR AGENT ISSUES FINAL APPROVAL AND AUTHORIZES DECOMNSIONING OF EROSION CONTROL -MEASURES, THE CONTRACTOR SHALL BE RESPONSIBLE FOR POSTING THE EROSION CONTROL BOND. 4. ALL SLOPES AND DISTURBED AREAS ARE TO FERTILIZED, SEEDED AND MULCHED. THE MAXIMUM ALLOWABLE SLOPE is 2:1 (HORIZONTALNERTICAL). WHERE REASONABLY OBTAINABLE, LESSER SLOPES OF 3:1 OR BETTER ARE TO BE ACHIEVED, ALL SLOPES GREATER THAN 31 SHALL BE MATTED WITH VDOT EC -2 SLOPE STABILIZATION MAT. 6. PAVED, RIP -RAP OR STABILIZATION MAT -LINED DITCHES MAYBE REQUIRED WHENI, IN THE OPINION OF THE COUNTY AGENT, IT IS DEEMED NECESSARY IN ORDER TO STABILIZE A DRAINAGE CHANNEL. 6, ALL PAVING AND DRAINAGE -RELATED MATERIALS AND CONSTRUCTION SHALL CONFORM TO CURRENT SPECIFICATIONS AND STANDARDS OF VDOT UNLESS OTHERWISE NOTED. ALL MATERIALS TO BE USED IN[ STABLIZATION SHALL ALSO BE APPROVED BY ENGINEER. T FOR SPECIFICS REGARDING ASPHALT AND CONCRETE PAVING REFER TO DETAILS. 8, FOR SPECIFICS REGARDING SPECIALTY PAVING (IF ANY) REFER TO DETAILS. 9. ALL CURBING . SHALL BE VDOT STANDARD CG -2, UNLESS OTHERWISE NOTED, ALL PARKING SPACES MARKED "HC" ARE TO BE DESIGNATED FOR HANDICAP PARKING VIA THE USE OF SIGNS AND PAINT SYMBOLS, THEY ARE TO BE 8'X 18' AND ADJACENT TO A 5'X 18' PAINT -GOUT AISLE, ALL VAN ACCESSIBLE SPACES SHALL BE 11' X,18'AND ADJACENT TO 51 x 18, PAINT -OUT AISLE. 10. SAFETY RAILING TO BE PROVIDED FOR ALL WALLS HIGHER THAN 4'. 11, LOADING AND DUMPSTER AREAS SHALL BE ACCESSIBLE AT ALL TIMES AND ARE NOT TC) BE LOCATED BEHIND ANY PARKING SPACES, 12, PERPENDICULAR PARKING TO BE 9'x 18' UNLESS OTHERWISE SPECIFIED. PARKING STALLS MAY BE REDUCED TO 15' WHERE AN OVERHANG IS POSSIBLE. 13. PARALLEL PARKING SPACES TO BE 9'x 20' WITH A 20' MINIMUM AISLE WIDTH UNLESS OTHERWISE SPECIFIED. 14, LOADING SPACES TO BE 12'x 25' WITH A 24' MINIMUM AISLE WIDTH UNLESS OTHERWISE SPECIFIED,. 15, UNLESS OTHERWISE SPECIFIED, ALL TWO-WAY TRAVELWAYS SHALL BE 24'WIDE. ONE-WAY TRAVELWAYS SHALL BE 12' WIDE 16, PARKING AREAS ARE NOT TO EXCEED 5% GRADE IN ANY DIRECTION. HANDICAPPED PARKING AREAS ARE NOT TO EXCEED 2% IN ANY DIRECTION. 17, DUMPSTER PADS TO BE MINIMUM 10'x 10'. AN ADDITIONAL 8' IS REQUIRED IN FRONT FOR WHEEL BEARING, 18. SIDEWALKS TO BE A MINIMUM WIDTH OF 6', EXCLUDING CURB, CONSTRUCTED OF 4"3000 PSI CONCRETE SURFACE, 4" 21-A STONE BASE, WITH UNDERDMNS (UD -4, ETC.) PER VDOT STANDARDS. 19, UNLESS OTHERWISE SPECIFIED, ALL STORM SEWERAGE SHALL BE INSTALLED IN ACCORDANCE WITH VOOT STANDARDS AND SPECIFICATIONS. ALL REINFORCED CONCRETE PIPE SHALL BE CLASS 3. ALL HDPE PIPE SHALL BE ADS N-12 OR EQUAL W/VDOT STANDARD PB -1 BEDDING, ALL PVC CONDUIT SHALL BE SCHEDULE 40. 20, UNLESS OTHERWISE SPECIFIED, ALL WATERLINE IS TO BE CLASS 52 D.I.P . ALL WATER SERVICE LATERAL TO BE T YPE K COPPER TUBING. 21, ALL SANITARY SEWER LATERALS TO BE SDR -35 PVC As A MINIMUM. 22, ALL PARKING LOT TRAVELWAYS SHALL 13E.24WIDE UNLESS OTHERWISE NOTED ON PLANS. BAM AND SIV 1, WATER WILL UTILIZE THE EXISTING, PRIVATE, CENTRAL WATER SYSTEM. 2, SANITARY WILL BE HANDLED VIA DRAINFIELD. ALBS MARLE Coo NTY. F_NQfNf.9RlN9!99N9RAL C0NS'tRUCTIQRNOTES: 1, PRIOR TO -ANY CONSTRUCTION WITHIN ANY EXISTING PUBLIC RIGHT-OF-WAY, INCLUDING CONNECTION TO ANY EXISTING ROAD, A PERMITSHALL BE OBTAINED FROM THE VIRGINIA 05PARTMEINT OF TRANSPORTATION,(VIDOT). THIS PLAN AS DRAWN MAY NOT ACCURATELY REFLECT THE REQUIREMENTS OF THE PERMIT, WHERE ANY DISCREPANCIES OCCUR THE REQUIREMENTS OF THE PERMIT SHALL GOVERN, 2. ALL MATERIALS AND CONSTRUCTION METHODS SHALL CONFORM TO CURRINT SPECIFICATIONS AND STANDARDS OF VDOT UNLESS. OTHERWISE NOTED, I EROSION AND SILTATION CONTROL MEASURES SHALL BE PROVIDED IN ACCORDANCE WITH THE APPROVED (EROSION CONTROL PLAN AND SHALL BE INSTALLED PRIORTOANY CLEARING, GRADING OR OTHER CONSTRUCTION. 4, ALL SLOPES AND DISTURBED AREAS ARE TO BE FERTILIZED, SEEDED AND MULCHED, 5. THE MAXIMUM ALLOWABLE SLOPE IS 2:1 (HORIZONTAL:VERTICAL), WHERE REASONABLY OBTAINABLE, LESSER SLOPES OF 31 OR BETTER ARE TO BE ACHIEVED, ALL SLOPES STEEPER THAN 3:1 SHALL. BE PLANTED. WITH LOW MAINTENANCE GRASS COVER, NOT -GRASS. 6, PAVED, RIP -RAP OR STABILIZATION MAT LINED DITCH MAY BE REQUIRED WHEN IN THE OPINION OF THE COUNTY ENGINEER, OR DESIGNEE, IT IS DEEMED NECESSARY IN' ORDER TO,STABILIZE A DRAINAGE CHANNEL. 7, ALL TRAFFIC CONTROL SIGNS SHALL CONFORM WITH THE VIRGINIA MANUAL FOR UNIFORM TRAFFIC CONTROL DEVICES. 8, UNLESS OTHERWISE NOTED ALL CONCRETE PIPE SHALL BE REINFORCED CONCRETE PIPE - CLASS Ill. 9, ALL EXCAVATION FOR UNDERGROUND PIPE INSTALLATION MUST COMPLY WITHI OSHA STANDARDS FOR THE CONSTRUCTION INDUSTRY (29 CFR PART 1926). ALB9EISA RLE C09NTY,ENGlN99RING _ GENERAL CONS IR99TIQN NATES FORISTREETS: 1. CONSTRUCTION INSPECTION OF ALL PROPOSED ROADS WITHIN THE DEVELOPNAENT WILL BE MADE BY THE COUNTY. THE CONTRACTOR MUST NOTIFY THE DEPARTMENT OF.COMMUNITY DEVELOPMENT (296-5832) 48 HOURS IN ADVANCE OF THE START OF CONSTRUCTION. 2. UPON COMPLETION OF FINE GRADING AND PREPARATION OF THE ROADBED SUBGRADE, THE CONTRACTOR SHALL HAVE CBR TESTS PERFORMED ON THE SUBGRADE SOIL. THREE (3) COPIES OF 7HE TEST RESULTS SHALL BE SUBMITTED TO THE COUNTY. IF A SUBGRADE SOIL CBR OF 10 OR GREATER IS NOT OBTAINABLE, A REVISED PAVEMENT DESIGN SHALL BE MADE BY THE DESIGN ENGINEER AND SUBMITTED WITH THE 7EST RESULTS FOR APPROVAL, 3, SURFACE DRAINAGE AND PIPE DISCHARGE MUST BE RETAINED WITHIN THE PUBLIC RIGHT-OF-VVAY OR WITHIN EASEMENTS PRIOR TO ACCEPTANCE BY THE COUNTY. ALL DRAINAGE OUTFALL EASEMENTS ARE TO BE EXTENDED TO A BOUNDARY LINE OR A NATURAL WATERCOURSE, 4. GUARDRAIL LOCATIONS ARE APPROXIMATE, EXACT LENGTH, LOCATION AND APPROPRIATE END TREATMENTS WILL BE FIELD VERIFIED AT THE TIME OF CONSTRUCTION. ADDITIONAL GUARDRAIL MAY BE REQUIRED AT LOCATIONS NOT SHOWN WHEN, IN THE OPINION OF THE COUNTY ENGINEER, OR DESIGNEE, IT IS; DEEMED NECESSARY. WHEN GUARDRAIL 15 REQUIRED, IT SHALL BE INSTALLED FOUR (4) FEET OFFSET FROM THE EDGE OF PAVEMENT TO THE FACE OF GUARDRAIL, AND ROADWAY SHOULDER WIDTHS SHALL BE INCREASED TO SEVEN (7) FEET, 5. WHERE URBAN CROSS SECTIONS ARE INSTALLED, ALL RESIDENTIAL DRIV(EWAY'ENTRANCES SHALL CONFORM TO VDOT CG -9(A, B OR C). 6. WHERE RURAL CROSS SECTIONS ARE INSTALLED, ALL RESIDENTIAL DRIV15WAY ENTRANCES SHALL CONFORM. TO VDOT STANDARD PE -1 7, COMPLIANCE WITH THE MINIMUM PAVEMENT WIDTH, SHOULDER WIDTH AIND DITCH SECTIONS, AS SHOWN ON THE TYPICAL PAVEMENT SECTION DETAIL, SHALL BE STRICTLY ADHERED TO. 8. ROAD PLAN APPROVAL FOR SUBDIVISIONS IS SUBJECT TO FINAL SUBDIVISION PLAT VALIDATION, SHOULD THE FINAL PLAT FOR THIS PROJECT EXPIRE PRIOR TO SIGNING ANDRECORDATION, -THEN APPROVAL OF THESE PLANS SHALL BE NULL AND VOID, 9. ALL SIGNS OR OTHER REGULATORY DEVICES SHALL CONFORM WITH THE'VIRGIINIA MANUAL FOR UNIFORM TRAFFIC CONTROL DEVICES AND THE ALBEMARLE COUNTY ROAD NAMING AND PRtOPER7Y NUMBERING ORDINANCE AND MANUAL. 1Q.TRAFFIC CONTROL OR OTHER REGULATORY SIGNS OR BARRICADES SHALE- BE INSTALLED BY THE DEVELOPER WHEN, IN THE OPINION OF THE COUNTY ENGINEER, OR DESIGNEE, THEY ARE DEEMED NECESSARY IN ORDE7R. To PROVIDE' SAFE AND CONVENIENT ACCESS. I I.THE SPEED LIMITS TO BE POSTED ON SPEED LIMIT SIGNS ARE 5 MPH BELOW THE DESIGN SPEED, OR As DETERMINED BY VDOT FOR PUBLIC ROADS. 12, VDOT STANDARD CD -1 OR CD -2 CROSS -DRAINS TO BE INSTALLED UNDER THE SUBBASE MATERIAL AT ALL CUT AND FILL TRANSITIONS AND GRADE SAG POINTS As SHOWN ON THE ROAD PROFILES. 13.A VIDEO CAMERA INSPECTION IS REQUIRED FOR ALL STORM SEWERS AND CULVERTS THAT ARE DEEMED INACCESSIBLE TO VDOT OR COUNTY INSPECTIONS, THE VIDEO INSPECTION SHALL BE CONDUCTED IN ACCORDANCE WITH VDOT'a VIDEO CAMERA INSPECTION PROCEDURE AND WITH A VDOT OR COUNTY INSPECTOR PRESENT, SITE—SPECIFICNOTES..,,, t NONE OF THE SUBJECT PROPERTY LIES WITHIN THEDESIGNATED 100 -YEAR FLOOD PLAIN (ZONE ='C'), 2, THE SUBJECT PROPERTY LIES"WITHIN THE SOUTH . FORK RIVANNA Ill . VER RFz$ERVOIR WATERSHED. 3. THE EXISTING VEGETATION OF THE SUBJECT SITE IS PREDOMINANTLY OPEN AND SEMI -MATURE HARDWOOD 1 PINE WITH SOME VOLUNTEER TREES. 4, MAIN ENTRANCEWAY TO SITE WILL BE Pusuc WITH PRIVATE INTERNAL ACCESS RQADS�, 6. THE PROPERTY FRONTS ON ROUTE 660, REAS FORD ROAD, BUT THE PORTION OF THE PROPERTY COVERED BY THIS SITE PLAN APPLICATION IS SERVED BY DRILLERS LANE, A NEW ROAD RECENTLY COMPLETED TO STATE STANDARDS, THAT HAS YET To BE DEDICATED AND. ACCEPTED AS A PUBLIC ROAD, THIS PROPOSAL CALLS FOR CONSTRUCTIOM OF AN ENVISIONED EXTENSION OF DRILLERS. LANE AND THE INSTALLATION OF A CUL-DE-SAC, SUCH THATTIMP 31-216, NOW LAND-LOCKEID, WILL BE PROOED STATE ROAD FRONTAGE 6, CONSTRUCTION OF A PRIVATE ROAD SEOTION BUILT TO STATE. STANDARDS IS ALSO PROPOSED. CONTRACTOR'$LAN8 WILL PROVIDE HIGH QUALITY ACCESS To A VARIETY OF CONTRACTOR YARDS AND ENABLE FUTURE SUBDIVISION AND SALE OF PROPERTY TO TENANTS OF THE COMPLEX, 7, AHAZARDOUS WASTE DISCHARGE OCCURRED ON THIS PROPERTY IN THE PAST. THE OWNER I OPERATOR 05 THE FACILITY AT THAT. TIME, COOPER INDUSTRIES; MAINTAINS A GROUNDWATER TREATMENT AND MONITORIMG PROGRAM FOR THE PROPERTY -WHICH IS OVERSEEN BY THE EPA, WHILE THE CURRENT OWNER OF THE PROPERTY HAS NO INVOLVEMENT IN THE PROGRAM OR LIABILITY RELATIVE TO THIS MATTER, THEY ARE LIMITED IN TERMS OF. GRADING AROUND WELL -LEADS, PUMP HOUSES, AND OVER TOP EXISTING UNDERGROUND WATER LINES, 8. DUMPSTERS WILL BE UTILIZED FOR TRASH DISPOSAL AND COLLECTION. 9. ALL SIGNAGE I SITE IDENTIFICATION DESIRED FOR THE DEVELOPMENT SHALL BE SUBMITTED AND FILED SEPARATELY BY THE OWNER DEVELOPER, 0 1. VIRGINIA DEPARTMENT OF TRANSPORTATION (V.D.O.T.) ROAD AND BRIDGE SPECIFICATIONS, DATED 2002. 2, VIRGINIA DEPARTMENT OF TRANSPORTATION 01D.O.T.) ROAD AND BRIDGE STANDARDS, DATED 2001. 3, VIRGINIA DEPARTMENT OF CONSERVATION AND RECREATION, DIVISION OF SOIL AND WATER CONSERVATION, VIRGINIA EROSION AND SEDIMENT CONTROL HANDBOOK, THIRD EDITION, 1992. 4, INSTITUTE OF TRANSPORTATION ENGINEERS (ITE MANUAL), TRIP GENERATION, 7TH EDITION, 5, VIRGINIA MANUAL FOR UNIFORM TRAFFIC CONTROL DEVICES (MUTCD)1 STANDARDS, 6. ALBEMARLE COUNTY SERVICE AUTHORITY CONSTRUCTION SPECIFICATIONS REGULATING THE CONSTRUCTION AND EXPANSION OF THE WATER AND SEWER SYSTEMS WITHIN THE COUNPY OF ALBEMARLE, VIRGINIA, DATED 2006. 7. INTERNATIONAL CODE COUNCIL AMERICAN NATIONAL STANDARD- ACCESSIBLE & USABLE BUILDINGS AND FACILITIES, DATED 2003, PROECTDAT'Ad. DEVELOPER:" 4F LLC; 2885 EARLYSVILLE ROAD, EARLY$VILLE, VA 22936; 434-973-9079 PNI PROPERTY OWNER: SAME AS ABOVE TAX MAP I PARCEL 03160-00-00-021AO MAGISTERIAL DISTRICT: RIO, PROPERTY ADORES$: 396 REAS FORD ROAD; EARLYSVILLE,VA 22936 PROPERTY SIZE, 28.7.1 ACRES (AREA BEING DEVELOPE V AS PART OF THIS SITE PLAN 9,17 AC) CURRENT ZONING, Ll, LIGHT INDUSTRIAL PROPOSED ZONING, LI, LIGHT INDUSTRIAL COMPREHENSIVE PLAN: RURAL AREA (RA -1) DRINKING WATER WATERSHED: SOUTH -FORK RIVANNA RIVER RESERVOIR PROFFERS: NIA WAIVER I VARIANCE REQUESTS: CRITICAL SLOPE WAIVER I PRIVATEROAD SURVEY SOURCES: PHYSICAL & BOUNDARY, STEVE GARRETT, DOMINION 0EVELOPMENT RESOURCE$, 12-15-06,434-979-8121 ...20.5% 5�89 TOPOGRAPHY: JIM BELL,,LOUISA ARALSURVEY8, INC,, PHOTOGRAPHY 4110107, COMPILATION 7112107, 540.967-1499 DATUM: NAND 88 PNI 7-511ACRE BENCHMARK, N/A 24x84- 27.36 27,.24 BREAKDOWN-, ELAND-l7Sl %, ,BUILDINGS: 'EXISTING' 25 6,661 ...20.5% 5�89 --- -------- ----- -- 20.5% 'PROPOSED 8,000.:.._018.. 0.6% j EXISTING': 195,961 4 50 i, 15,7"/o PROPOSE D 62,198 1.43- "GRAVELYARD 2,94 0.2% i$IDEWALKS:'; 2 3,0 7; 0,64 PROPOSED ...... ..... ....... 2,026! 0.05 0.2% 569,723 itbtAL'S ITE jNtRtAbt:. . ........1 25tD------ . . ....... WATER SUPPLY: PRIVATE CENTRAL SYSTEM WITH STORAGE SANITARY SEWER: INDIVIDUAL DRAINFIELDS MM. BUILDING HEIGHT: 35' PARKING, (LOT 2 ONLY) 5 EMPLOYEES; 6 VEHICLES (ONE SPACE PER EMPLOYEE PLUS ONE SPACE PER FACILITY VEHICLE) RJ50VIRED 10 SPACES PROVIDED 14 SPACES RECREATIONAL AREA, NA SETBACKS: PUBLIC STREETS PARKING 10, BUILDING 501 RESIDENTIAL DISTRICTS PARKING 30, BUILDING 50, BUFFER ZONE 30, MAX, NUMBER OF EMPLOYEES: 7 (LOT 2 ONLY) DENSITY: 0,21 FAR SITEWIDE (0,15 ON PROPOSED 8BX LOT) CODE LAND USE 110 GEN. LT, INDUSTRIAL (x 3.12 ACRES) TRIPS GENERATED: RATION,Lin ""TIMATE AVG. WEEKDAY TRIPS ADJAM, STREET PEAKS SATURDAY PNI 7-511ACRE 7,96/ACRE. 8.77]ACRE 8131ACRE 23.43 24x84- 27.36 27,.24 SUNDAY 4,421ACRE 13.79 Tnr �D IH CONCEP� TS Rc ,CIVIL, ENGME RS LANDSCAPE ARCHITECTS 224 COURT SQUARE CHARLOTTESVILLE, VIRGINIA 22902 PH. 434-295-4005 FAX 434-2j95-2103 SCALE. NT.S, ISSUED: 4-15-08 DRAWN BY: SWE REVISIONS: 1, 3-30-08, Co' CommmiNITS All rights reserved, too part of the matedif protected by this copyright (plans, ideas, detligns, sections or details o 'S Y' expressed on thdse plans) 'my be reproduced, &an4jed Or utflized in MY fOrM or by any means, elertronic or mechanirat, ImIuding phot=pyinq, scanning, or by any other means of retrieval systemwt��out writtenpermi$ston from Tema Concepts; P.C. Atso, these pians may n6f be assigned to a third party wliht first written autttflr€xatian of Tetra Concepts, P.C. 0 TERRA CONCEPTS, P.G. SHEET v j� N WILL P.�SCANLPN V, 3311 -r 5 P 31 TM BREE D.B 35 -7 ,E--,,\ is a D!�G_ X 1021, PG 001 IXB.4025 P.'69.7 V 720 AC Z01_xG-_RA-- D.B. M-5 P 1, -N 'N WATER 6.001 A RESIDENCE-' M 31 a� vo - I . .. . - , - - \`ii;, , - 4 _,"N . . . . . . . . . . RESIDENCE:' X -n -,z 2'ID1, Mi. 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Nv r i� C T t i{ Ct 3 taf tt8taiiS � (plans, IdedS 6Si ns Qn 4RC# fi it � n 3 `�', y g 9 . 4Ci ced changed 4' i&r16 t')9 f6 f U tl e ,Sett n ttl@S , F P 9 Pt plans) . or utilked in any form or by any means, eieotronic of . meghatlicai, j*uding photocopying, scanning, or ta�'sny .other mcans'of f stf isvalsystes vihqutwen srti s Eon from Terra Concepts, RC. AisO them (an &-may nqt be assigin04 to a third va ' d7 without First Written authoriaafion oT`ieTa Concepts, RG, b tEi� A CONCEPTS, P.C, NOTES: 1. ELECTRIC SHALL ALLOW JOINT TRENCHING TO OCCUR WITH TV AND CABLE PROVIDERS. 2' 2(Y CG -6, TYP.--2' 5.5, 5' 2' � 31 h G � UTILITY LOCATIONS 6) SECTION TT 1" YPE 'W" SOFT COPPER V'xVxVTEE L1 0 of NOTE NO SWEATED FITTINGS DUAL SERVICE I" TYPE "K' SOFT COPPER 4= U-913 N.T.& FIG. W-6 TD -19 I" COMPRESSION x 314" MALE PIPE COUPLING OR APPROVED EQUAL FOR USE ON ATTACHED SINGLE FAMILY RESIDENTIAL SERVICES OR DUAL RESIDENTIAL AND IRRIGATION SERVICES. ill COMPRESSION x 314" MALE PIPE COUPLING OR APPROVED EQUAL FOR USE ON DETACHED SINGLE FAMILY RESIDENTIAL SERVICE WHERE AN IRRIGATION METER IS NOT PROVIDED. SINGLE _SERVICE NOTE: 1) SADDLES SHALL BE USED ON PVC PIPE. 7 CAST IRON LID —FINISHED GRADE i777ZI; 11 1 �-�l 777 2200 SERIES BOX WITH 17TTLL1 s Lir, i�� BROOKS 114 BEND COUPLING (IF REQUIRED) LOCKWINO EXTENSION OR APPROVED EQUAL MUELLER NO, H-16069 (1") SALL VALVE IN UNPAVED AREAS NO, HA5068 (1112", r) (INLET FORD NO. L0244 (f)OUTLET) NO. L02* (11/2") COPPERSETTER. (PLACED ON STONE) NO,, L02-77 (7)Ili I II lMcDONALD 20-209 WVVDD 33 OR OR APPROVED EOUALAPPROVEDEQUAL oo t METER 4q7l 4" STONE BEDDING BRICK AS CORIPORATION STOP (1", 1 V2, NECESSARY MUELLER NO. H-15000 FORD NO F-600, OR APPROVED EQUAL TYPICAL SERVICEE" LATERAL INSTALLA TION SECTION EXPANSION JOINT ILOTES' NOTES: 1. THIS ITEM MAY BE PRECAST OR CAST IN PLACE, A **STREET APPROACH SAME •4. SURFACING AS MAINLINE CLASS,A3 tri ROADWAY TO BE AS 'PA11 12 rH 4LCRET E 0) ONFLANS) I SECTION C -C A DIAL COMBINATI N (RADIUS TO BE AS 4, THE DEPTH OF CURB MAY BE REDUCED AS MUCH AS, 3"_SEE URB AND OU17ER SHOWN ON PILAN,48) (15" DEPTH) OR INCREASED -AS MUCH AS 3" (21'° DEPTH) NOTE, (ST'D, CG -5) IN, ORDER THAT THE BOTTOM OF CURB WILL C0tNC IDE WITH THE TOP OF A COURSE OF THE PAVEMENT SUBSTRUCTURE uj OTHERWISE THE DEPTH IS TO BE. 18" AS SHOWN,,NO ADJUSTMENT SIDEWALK I uj IN THE PRICE BID IS TO BE MADE FOR A DECREAE OR AN sa— — — — — - INCREASE IN DEPTH, EXPANSION OPT*NAL �EXPANSION JOINT JOINT 0 FLOWLINE— IS 40 MPH OR LESS ON RURAL HIGHWAYS AND MAINLINE ROADWAY NOTE: WIDTH "B" X -O" ORAS 45 MPH OR LESS IN DEVELOPED URBAN AND SHOWN ON TYPICAL SIECTlit A SUBURBAN AREAS, IF THESE DESIGN SPEEDSARE PLAN VIEW EXCEEDED STANDARD Cr -3 18 REQUIRED, 10'PARABOLIC0URVE . V"8% MAX EDGE OF SHOULDER OR SLOPE D OPTIONAL FLOW LINE CHANGE DIMENSION — — — — — — ................ — — — — MAINLINE ROADWAY 8i/. MAX — — — — — SLOPECHANGE 4 400 MIN. MIN. OR STREET 4 D 4_7 VIVIN,2VQES�12ASLE�FORCQMMER31_ [R WNMUCT GRADE CHANGES NTH A PARABOLIC CURVE. ENTRANCE "EN THE ENTRANCE RADII CANNOT ACCOMMODATE THE TURNING REQUIREMENTS OF ANTICIPATED HEAVY TRUCK TRAFFIC, THE DEPTH FOR SIDEWALK & CURB SECTION A -A RAMPS WITHIN THE LIMITS OF THE RADII SHOULD BE GUIDELINES FOR GRADE CHANGE 0 INCREASED TO 7", AND ALL STONES REMOVED OR MEN STD, CG -11 IS,USED FOR ENTRANCES BUILT IN CONJUNCTION WITH VOOT PROJECTS, PLEASE NOTE THE FOI i OWING: **MAINLINE PAVEMENT SMALL HE CONSTRUCTED (6i'LIFTS) TO THE FVW LINE (EXCEPT ANY SUBGRADE ENTRANCE VOWME DESIRABLE MAXIMUM STABILIZATION REQUIRED FOR MAINLINE PAVEMENT WHICH -CAN BE OMITTED IN HIGH (MORE THAN 1600 VPD) 0% 3% THE ENTRANCE,) MEDIUM (500- 1500 VPD) 43% 6% ARADIAL CURB OR COMBINATION CURB LOW (EPSs THAN 500 VPD) AND GUTTER SHALL NOT BE CONSTRUCTED BEYOND THE RNV LINE EXCEPT FOR REPLACEMENT PURPOSES, WHEN USED IN CON\MTH STANDARD CJUNCTION CG -3 OR C10-7, THE UR13 FACE ON THIS STANDARD IS TO BE ADJUSTED TO MATCH THE MOUNTABLE CURB QONFlouRATION, MECHANICAL TAMPER SEE STANDARD CG -12 FOR CURB RAMP DESIGN OF PIPE TO BE USED WTH THIs,sTANoARb, PLANS ARE TO INDICATE WHEN CONSTRUCTION OF HAUNCHIN(G A FLOW LINE IS REQUIRED TO PROVIDE POSITIVE NO. 68 STONEMINIMUM DRAINAGE ACROSS THE ENTRANCE. OPTIONAL FLOWLINE MAY REQUIRE WARPING OF 6" BEDDING OF NO, 68 A PORTION 6F GUTTER TO PRECLUDE PONDING OF WATER, METHOD OF TREA-1I_`MENrT(CG-11)- A CTIONS & COMMERCIAL ENTRXNCES CONNECTION FOR STREET INTERSE DETAIL P�040 NT.& 4" MIN NOTES: 1. ELECTRIC SHALL ALLOW JOINT TRENCHING TO OCCUR WITH TV AND CABLE PROVIDERS. 2' 2(Y CG -6, TYP.--2' 5.5, 5' 2' � 31 h G � UTILITY LOCATIONS 6) SECTION TT 1" YPE 'W" SOFT COPPER V'xVxVTEE L1 0 of NOTE NO SWEATED FITTINGS DUAL SERVICE I" TYPE "K' SOFT COPPER 4= U-913 N.T.& FIG. W-6 TD -19 I" COMPRESSION x 314" MALE PIPE COUPLING OR APPROVED EQUAL FOR USE ON ATTACHED SINGLE FAMILY RESIDENTIAL SERVICES OR DUAL RESIDENTIAL AND IRRIGATION SERVICES. ill COMPRESSION x 314" MALE PIPE COUPLING OR APPROVED EQUAL FOR USE ON DETACHED SINGLE FAMILY RESIDENTIAL SERVICE WHERE AN IRRIGATION METER IS NOT PROVIDED. SINGLE _SERVICE NOTE: 1) SADDLES SHALL BE USED ON PVC PIPE. 7 CAST IRON LID —FINISHED GRADE i777ZI; 11 1 �-�l 777 2200 SERIES BOX WITH 17TTLL1 s Lir, i�� BROOKS 114 BEND COUPLING (IF REQUIRED) LOCKWINO EXTENSION OR APPROVED EQUAL MUELLER NO, H-16069 (1") SALL VALVE IN UNPAVED AREAS NO, HA5068 (1112", r) (INLET FORD NO. L0244 (f)OUTLET) NO. L02* (11/2") COPPERSETTER. (PLACED ON STONE) NO,, L02-77 (7)Ili I II lMcDONALD 20-209 WVVDD 33 OR OR APPROVED EOUALAPPROVEDEQUAL oo t METER 4q7l 4" STONE BEDDING BRICK AS CORIPORATION STOP (1", 1 V2, NECESSARY MUELLER NO. H-15000 FORD NO F-600, OR APPROVED EQUAL TYPICAL SERVICEE" LATERAL INSTALLA TION SECTION EXPANSION JOINT ILOTES' NOTES: 1. THIS ITEM MAY BE PRECAST OR CAST IN PLACE, EQUAL TO WIDTH OF,SIDEWALK TYP. CONCRETE TO BE CLASS A3 IF CAST IN PLACE, 4000 PSI IF PRECAST, 3� CURB HAVING A RADIUS OF 3W FEET OR LESS (ALONG - ------• FACE OF CURB) WILL BE PAID FOR AS RADIAL CURLS_ WITHIN EXISTING VDOT RIGHT- 4, THE DEPTH OF CURB MAY BE REDUCED AS MUCH AS, 3"_SEE (15" DEPTH) OR INCREASED -AS MUCH AS 3" (21'° DEPTH) NOTE, IN, ORDER THAT THE BOTTOM OF CURB WILL C0tNC IDE WITH THE TOP OF A COURSE OF THE PAVEMENT SUBSTRUCTURE OTHERWISE THE DEPTH IS TO BE. 18" AS SHOWN,,NO ADJUSTMENT ENTIRELY WITH NO, 21A STONE IN THE PRICE BID IS TO BE MADE FOR A DECREAE OR AN z INCREASE IN DEPTH, 5. THIS CURB IS TO BE USED WHEN DESIGN, SPEED NOT CONTAIN ROCK MATERIAL IS 40 MPH OR LESS ON RURAL HIGHWAYS AND Uj Lu 45 MPH OR LESS IN DEVELOPED URBAN AND "MIN SUBURBAN AREAS, IF THESE DESIGN SPEEDSARE LARGER THAN 6" IN ANY EXCEEDED STANDARD Cr -3 18 REQUIRED, CONTRACTION JOINT CURBING fi PLAN 2" SMOOTH TROWELED EDGE; OPTIONAL. SCORED BROOM FINISH; TYP. PERPENDICULAR TO DIRECTION OF TRAVEL Al 6 11 C11 T k.)RB (VDOTCG-2) SECTION P-003 N.T.& NOTES- I , THIS ITEM MAY BE PRECAST OR CAST IN PLACE, �-1 A` DEEP CONTRAPTION/SCORE Yr EXPANSION JOINT W/ XY RECESSED 21 CONCRETE TO BE CLASS A3 IF CAST IN PLACE, JOINT, SPACE®: EVERY 60,C,; TYP. BACKER ROD AND CAULK, SPACED 4000 PSI IF PRECAST. 41t` —11, EVERY 25 (MIN) O.C.; TYP. 3. COM61NAMON CURB & GUTTER HAVING A RADIUS OF 300 FEET OR LESS (ALONG FACE OF CURB) 3000 PSI CONCRETE AT 28 SHALL BE PAID FQR AS RADIAL COMBINATION DAYS, AIR -ENTRAINED CURB & GUTTER_ _*X 4, FOR USE WITH STABILIZED OPENmGRADED *X DRAINAGE LAYER, THE BOTTOM OF THE CURB 7" WWF 6" X 6" W1.4 X WIA W12'" AND GUTTER SHALL BE CONSTRUCTED PARALLEL TO THE SLOPE OF SUBBASE COURSES MIN. COVER ..�,� >�`�� ..� � - �. f�' ��;��' ..�\�,AND TO THE DEPTH OF PAVEMENT, 6, THIS CURB MAY BE USED WHEN DESIGN SPEED Old PACTED VIDOT #21 A STONE NE IS 40 MPH OR LESS ON RURAL HIGHWAYS AND 45 MPH OR LESS M DEVELOPED URBAN SUBURBAN Nz /\01, 1 t, \ "�/% "`u/\ %'r`�. .,\1 BASE 16 1 AREAS, IF THESE DESIGN SPEED$ ARE EXCEEDED STANDARD CO -7 IS REQUIRED� ZTHISAREA MAY BE CONCRETE 95% COMPACTED SUBGRADE AT THiE OPTION OF THE CONTRACTOR SECTION -T T CONCRETE tSIDEWALK- BROOM FINISH WITn 131GES B � TOOLED ET.17 PLAN, SECTION P-019 FIG, W-7 COWER LIFT NOTCH TD -20 14 142 ?f 12 1/2" WATER IS" METER BOX CAST IRON LID NOTES 1. IUNIPAVED AREAS (PREFERRED LOCATION): PLASTIC ZRI,001<8 2200 SERIES WITH 6" EXTENSION OR APPROVED EQUAL. 2, PAVED AREAS (ALTERNATE LOCATION): CAST IRON BINGHAM AND TAYLOR NO. 6016-13 OR APPROVED EQUAL. Kinfr— 01 rv'vTO INCREASE DEPTH TO r_ UDl0 QFBRICK A 24)" 5° I=XTENSIC3N 3. IFOR TOUCH READ METERS A 1-3/4" DIAMETER HOLE IS REQUIRED IN THE LID. BROOKS 2200 SERIES PIPE SLOT (2 PLACES) PICAL METER B013KES (518" - V) METERS) DETAIL N'T's. TH E BOTTOM OF THE CURB AND GUTTER MAY BE CONSTRUCTED PARALLEL TO THE SLOPiE OF SUBBASE COURSES PROVIDED A MINWILIM DEPTH OF 7" IS MAINTAINED. GUTTE -Y CG -6) 6" CURB R (VDACI-Aff STEY D SECTION p -ow % n-rA, KIr')lAOn Ct- r46ATTIMn_ (31RASS LINED DITCH SECTION E-024 N.T.& RIP RAP DITCH SECTION N.T.S, ASPHALT PAVING DETAIL E SECTroN 0 HOLE 2 FULL TRIC V-00 2- #3 RE51 2 TOP VIEW " ?o ,k 2"t it jt $10E VIEW 2" VOOT SM 9,6A ASPHALT WEARING COURSE 3" VOOT 8M 25 ASPHALT BASE COURSE 6" COMPACTED VDOT 21A STONE BASE COMPACTED SURGRADE PA05 NT.S. SECTION "A" ENLARGED __`� F DInUBLE""SIDE" CONCRETE WIIEELSTOP 67SECTION N,T.S. t6A TERRA - CONCEPTS, P.C. CIVIL ENGINEE RS LANDSCAPE ARCHITECTS. 224 COURT SQU:_A� CHARLOTTESVILLE, VIRGINIA 22902 PH: 434-295.4-005 FAX 414-295-2103 SCALE: AS SHOWN ISSUEID-� 4-15-08 DRAWN BY: mos REVISIONS: Ail rights reserved, No part ofthe_ malarial prWtected.by this copyright (plans, ideas, designt, expressed on these plans) may be reproduced, changed or ulbi#d in any fofm or t)y. anj means, electronic or mechanical, inciijdjng photocopying, scanning, or by arty oftr means of retrieval system without writter, permission from Terra Concepts, P:G. Also, these plans may not be assigned to a third party wbout first written authorization offerm Concepts,. P.C. 0 -TERRA CONCEPTS., P.D. fs-RE . E T NOTES: 1.OPEN CUTS IN PAVED AREAS WITHIN EXISTING VDOT RIGHT- OF-WAY SHALL BE SACKFILLED REMAINING RACKFILL SHALL ENTIRELY WITH NO, 21A STONE NOT CONTAIN ROCK MATERIAL "MIN LARGER THAN 6" IN ANY 2.FOR DUCTILE IRON PIPE THE DIMENSION BOTTOM OF THE TRENCH SHALL BE SCRAPED AND COMPACTED, tNTIAL BACKFILL* AND ALL STONES REMOVED OR 8"MIN (6i'LIFTS) A 4!'BEDDING OF NO. 68 STONE EMBEDMENT THOROUGHLY C'OMPACTED SHALL BE PROVIDED. BY HAND OR APPROVED SPRING LINE MECHANICAL TAMPER 3 ROCK IS ENCOUNTERED OF PIPE HAUNCHIN(G -WHERE PIPE SHALL BE INSTALLED ON A NO. 68 STONEMINIMUM 6" BEDDING OF NO, 68 BEDDING &' MAX STONE. 4" MIN FOUNDATION (SHALL BE REQUIRED WHEN SOIL CONDITIONS ARE UNSTABLE (ALL PIPE) TYPICAL SEWER PIPE INSTALLATION IN TRENCH —6) SECTIONS., U-016 TH E BOTTOM OF THE CURB AND GUTTER MAY BE CONSTRUCTED PARALLEL TO THE SLOPiE OF SUBBASE COURSES PROVIDED A MINWILIM DEPTH OF 7" IS MAINTAINED. GUTTE -Y CG -6) 6" CURB R (VDACI-Aff STEY D SECTION p -ow % n-rA, KIr')lAOn Ct- r46ATTIMn_ (31RASS LINED DITCH SECTION E-024 N.T.& RIP RAP DITCH SECTION N.T.S, ASPHALT PAVING DETAIL E SECTroN 0 HOLE 2 FULL TRIC V-00 2- #3 RE51 2 TOP VIEW " ?o ,k 2"t it jt $10E VIEW 2" VOOT SM 9,6A ASPHALT WEARING COURSE 3" VOOT 8M 25 ASPHALT BASE COURSE 6" COMPACTED VDOT 21A STONE BASE COMPACTED SURGRADE PA05 NT.S. SECTION "A" ENLARGED __`� F DInUBLE""SIDE" CONCRETE WIIEELSTOP 67SECTION N,T.S. t6A TERRA - CONCEPTS, P.C. CIVIL ENGINEE RS LANDSCAPE ARCHITECTS. 224 COURT SQU:_A� CHARLOTTESVILLE, VIRGINIA 22902 PH: 434-295.4-005 FAX 414-295-2103 SCALE: AS SHOWN ISSUEID-� 4-15-08 DRAWN BY: mos REVISIONS: Ail rights reserved, No part ofthe_ malarial prWtected.by this copyright (plans, ideas, designt, expressed on these plans) may be reproduced, changed or ulbi#d in any fofm or t)y. anj means, electronic or mechanical, inciijdjng photocopying, scanning, or by arty oftr means of retrieval system without writter, permission from Terra Concepts, P:G. Also, these plans may not be assigned to a third party wbout first written authorization offerm Concepts,. P.C. 0 -TERRA CONCEPTS., P.D. fs-RE . E T 510 500 ! I i 530. I 570 t 550 550 540 I 600 590 580 570 560 550 540 530 520 10+00 20+00 21+00 22+00 PUBLIC ROAD PROFILE. - DRILLERS LANE 614 600 590 580 570 560 550 540 + S ACJ kIk S A "3.07.73 + 1 1 R M 563.81 S A7 j I V, 1 1.565,81 D -7 W1 TA'P'E 1,11 ISA V, CUT 5$6.71 i STA �-- -- _..... �__....._.._... _ - - - _-_ RIM 569.041 -__ ! SD A3 i SD A5 I V. OUT 5666.00 I DI-2BB (4 THROAT) ! DI -28 (4' TH CHAT} W1 SLA STA 12+73, 9 f STA 11+3`..70 RIM 570.99 R11u1568,75 INV. IN 565,02 f INV. IN 55 .55 _ __-- INV. OUT 592 - i _ _ SU AAI•----- ? 1 DI -213 (6' THROAT) STA 12 37.81 1 S A2 i RIM 570,64 V OT STD MH I I 1 i ! ! � 1NV, 1i1V�564.21 1 SL -1 INV', Q T 564.11 �I 5 10+_52,92 .___ _._ ._�__._ -_�_ - ...-- -_ -___ __ 1 V, 1N 542.65 GRADE EXIT INN (V. IN 542,6-5 ` GRA E. 1 V. OUT 53$,75 j i 18.13. LF OF 15" \ / HD E aQ 1.01%. X f �� ` \ \ ,36.5$ LF OF 1 34.34 L1, OF 15" f � C HDPE 2.00 ° HDPE 101% I SD Al jVDOT STIP ES TSTA �t0+02.57 !INV, IN 53&00 is �' ' 103.11 LF OF 5" I-1C7P� ? _ ' 81,78 LF � 15" 196% COMPAQ ]ON 1 ' ° + REQUIRED i i t-1C9F'E 1.9t1f�, REt� � ; I r i s O ; Y x'--49 2 LF OF 1.5" HIS E@7.510/, � � f 1 1 j � ! I ! I3iO%ETEI�ITIC1i*I � i � � ! POO � � � � � 1 1 1 ` + ! ! t I I I j! 14+00 f 10+00 11+00 12+00 1j+uv STORM DJi.�1.f. � I \'j 'A' `t�A 1Cri 1"=5'0' ; 1"=117 @' )o re ao so 70 60 50 i 40 30 20 I ` ______.� I 1"- PVI Er-�'� � A.D. = � _ (� (�{.y� 5$4.$4 .00 { {}�� 1 1 L.P. ELEV L, P, PVI � A. = 559.74 + TA � 13+78 TA -- 13+10 ; 12.�1Q ! "" 'I7.0>0 � � H R STA 18+90,.61 ' } GIQE 031 �� CC (6' THIRQA;i 2.25 I; I } SLA 2.15 21B 6 V1 STA = 19+27.61 STA R1 566.95 580 ! till}' 552,>( f OVI ELEV = 690, DAI ! 5q A2 .PRO Pf3 a�C1 __ 570 � SEPARATION VDOT STC? MH GRADE ' A.0, = -12.00 CL 31Vf SL -1 AC. j CoI*T1M TSTA 143+Qfl w 659.55 555.85 f RIM 551.410 1 �1 S 1NG I 550 84.00'VC I I 550 PV1 STA 21+43.99 INV, OUT 538. 7 5 I -__ E PVI ELEV = 6%30 550 43RAQ� ,� Q + f 550 - 552 041 /( 518.85 LF OF ��++qq C4� �+ S-� p 94143 7G, i7� I,^1-� �I� � ��' ROP �. �.�irVC2 i€ I+ f� 540 K -" 14188 '�: �(fi .:.-�"1' .,..-. -:�... .; ��s. .. .�". ✓... �.. J:=.'.� �Y4, .5` .. . �.F„� i4� a .�: .F �e .-.:'�s''S'. _�.., c, ro. i., t �W >.?_, 540 FES I > ! Kt I 95% COMPACTION . 14)'5.50 LI^ OF 18" RCF 1.90°Co C1 FES -� - 567,711 ry It 4co + {7 1 02� 530 C1 � 629.00'. 530 IV 15$ LF 063E 15" HDPE _t�„ 0.86°r° !"13101. D1 cn � ui> SCALE: 1"=s0' ; 1"=10'V EXlT1t+1G-�-�- U.1 CD WC 41.....,1 '� EXISTING •a t� <.i tJq. � ( _.i3 GRADE � zi.�,^ I G? a � � + � W + i + )LU Pipe run: A I ! PROPOSED E CS1 i � rte.. I � ,:w+� � � GRADE 5.00 � � \ 1A4 56a.Oq 565.81 18.$7 0.fii13 ?.01 13 6AS 4.30 {�i CO f'4 co � c4. 0.08 � W 9`.^+ Ly' iii / -2 001 /, =J.48 1 'i.91 565.71 565.02 34.34 0.013 7.Ci? II 9,113 \ / 1 A6 A4 0.07 0.90 0.063 13.351 5.17 6.01 f LU 2.32 564.82 584.21 $5.58 0.013 2.00 15 \ X 6.27 0.f3£3 p LO A4 A3 1 0.55 0.156 0.507 Lt1 L 3.613 LLiat 3.3,4 564.11 1 10311 {1.0'#3 / 15 iRE ©. 0.15 �- I 95(,"o C_OMP_ACTIO .,..U1RED f 0,3060,8135,�5 C� 0.5� 1.99 i 555.65 642.6- 51.78 0.013 i 111.E 25,76 96.97 } A2 ` 0.00 0,001 � 0.3'13 5.50 .6,48 C4.l�U 1 53$.75 !1 43.92 Z > 1 includes A2^9 o) co 00�fl0 00 150 100, co 00 00 to 10+00 20+00 21+00 22+00 PUBLIC ROAD PROFILE. - DRILLERS LANE 614 600 590 580 570 560 550 540 + S ACJ kIk S A "3.07.73 + 1 1 R M 563.81 S A7 j I V, 1 1.565,81 D -7 W1 TA'P'E 1,11 ISA V, CUT 5$6.71 i STA �-- -- _..... �__....._.._... _ - - - _-_ RIM 569.041 -__ ! SD A3 i SD A5 I V. OUT 5666.00 I DI-2BB (4 THROAT) ! DI -28 (4' TH CHAT} W1 SLA STA 12+73, 9 f STA 11+3`..70 RIM 570.99 R11u1568,75 INV. IN 565,02 f INV. IN 55 .55 _ __-- INV. OUT 592 - i _ _ SU AAI•----- ? 1 DI -213 (6' THROAT) STA 12 37.81 1 S A2 i RIM 570,64 V OT STD MH I I 1 i ! ! � 1NV, 1i1V�564.21 1 SL -1 INV', Q T 564.11 �I 5 10+_52,92 .___ _._ ._�__._ -_�_ - ...-- -_ -___ __ 1 V, 1N 542.65 GRADE EXIT INN (V. IN 542,6-5 ` GRA E. 1 V. OUT 53$,75 j i 18.13. LF OF 15" \ / HD E aQ 1.01%. X f �� ` \ \ ,36.5$ LF OF 1 34.34 L1, OF 15" f � C HDPE 2.00 ° HDPE 101% I SD Al jVDOT STIP ES TSTA �t0+02.57 !INV, IN 53&00 is �' ' 103.11 LF OF 5" I-1C7P� ? _ ' 81,78 LF � 15" 196% COMPAQ ]ON 1 ' ° + REQUIRED i i t-1C9F'E 1.9t1f�, REt� � ; I r i s O ; Y x'--49 2 LF OF 1.5" HIS E@7.510/, � � f 1 1 j � ! I ! I3iO%ETEI�ITIC1i*I � i � � ! POO � � � � � 1 1 1 ` + ! ! t I I I j! 14+00 f 10+00 11+00 12+00 1j+uv STORM DJi.�1.f. � I \'j 'A' `t�A 1Cri 1"=5'0' ; 1"=117 @' )o re ao so 70 60 50 i 40 30 20 I ` ______.� I 1"- PVI Er-�'� � A.D. = � _ (� (�{.y� 5$4.$4 .00 { {}�� 1 1 L.P. ELEV L, P, PVI � A. = 559.74 + TA � 13+78 TA -- 13+10 ; 12.�1Q ! "" 'I7.0>0 � � S Q1- C riner's Lane! Contractor's Lane 28 75 ' } GIQE 031 �� CC (6' THIRQA;i 2.25 I; I } SLA 2.15 21B 6 580 STA R1 566.95 580 ! till}' 552,>( f 665,02 564,92 f 570 ! 5q A2 .PRO Pf3 a�C1 __ 570 � SEPARATION VDOT STC? MH GRADE ' 30„ CL 31Vf SL -1 AC. j CoI*T1M TSTA 143+Qfl w 659.55 555.85 f RIM 551.410 1 �1 S 1NG 81.78 LF OF 15" HDPE 1-5,90% 550 INV, 1N 542.5 E 15'1 550 H�iPE INV, OUT 538. 7 5 49,92 w' OF 15" HDP -__ E XISTIIG � 550 43RAQ� ,� Q 01- CC 6,0 550 - 552 041 /( 518.85 LF OF ��++qq C4� �+ S-� p 94143 7G, i7� I,^1-� �I� � ��' ROP �. �.�irVC2 ! I+ f� 540 - �.. _ ..t�':.m y' .Vr `'i• 2F . �.'.i.. T. �`. :F At ..f, -'f yti 1 : , b.,s. .`a.1., ,.f, :aLy. .. t i.r, n. -4i 1.', '�: �(fi .:.-�"1' .,..-. -:�... .; ��s. .. .�". ✓... �.. J:=.'.� �Y4, .5` .. . �.F„� i4� a .�: .F �e .-.:'�s''S'. _�.., c, ro. i., t �W >.?_, 540 FES ! Kt I 95% COMPACTION . 14)'5.50 LI^ OF 18" RCF 1.90°Co C1 FES -� - 567,711 02� 530 533.'00 � 629.00'. 530 IV 15$ LF 063E 15" HDPE _t�„ 0.86°r° !"13101. D1 cn � ui> SCALE: 1"=s0' ; 1"=10'V EXlT1t+1G-�-�- a WC 41.....,1 '� {;j •a t� <.i tJq. � j .. w _.i3 J zi.�,^ I G? a � � ) z ria + + )LU Pipe run: A E CS1 i � rte.. � e PR � ,:w+� � � 0.216 5.00 � 1.44 1A4 56a.Oq 565.81 18.$7 0.fii13 ?.01 13 6AS 4.30 {�i CO f'4 co � c4. 0.08 � W 9`.^+ Ly' iii t 600 500 590T. 590 PROPOSED Uj C14 0 GRADE 580 5�0LLI Uj z REQUIRED 570 570GRADE 550 550 550 550co 10+00 11+00 12+00 13+00 14+00 PRIVATE ACCESS PROFILE 600� 600 7 I SDC VDO STA j STD ES -1 .1 X39.97 b 500W/ Sase 5 j PPIC?PC�SEC� S Q1- C riner's Lane! Contractor's Lane 28 75 ' } GIQE 031 �� CC (6' THIRQA;i 2.25 I; I } SLA 2.15 21B 6 580 STA R1 566.95 580 ! till}' 552,>( f 665,02 564,92 f 570 ! 5q A2 .PRO Pf3 a�C1 __ 570 � SEPARATION VDOT STC? MH GRADE ' 30„ CL 31Vf SL -1 AC. j CoI*T1M TSTA 143+Qfl w 659.55 555.85 f RIM 551.410 1 �1 S 1NG 81.78 LF OF 15" HDPE 1-5,90% 550 INV, 1N 542.5 E 15'1 550 H�iPE INV, OUT 538. 7 5 49,92 w' OF 15" HDP -__ E XISTIIG � 550 43RAQ� ,� Q 01- CC 6,0 550 - 552 041 /( 518.85 LF OF ��++qq C4� �+ S-� p 94143 7G, i7� I,^1-� �I� � ��' ROP �. �.�irVC2 ! ]F f� 540 - �.. _ ..t�':.m y' .Vr `'i• 2F . �.'.i.. T. �`. :F At ..f, -'f yti 1 : , b.,s. .`a.1., ,.f, :aLy. .. t i.r, n. -4i 1.', '�: �(fi .:.-�"1' .,..-. -:�... .; ��s. .. .�". ✓... �.. J:=.'.� �Y4, .5` .. . �.F„� i4� a .�: .F �e .-.:'�s''S'. _�.., c, ro. i., t �W >.?_, 540 FES 6% 70 14)'5.50 LI^ OF 18" RCF 1.90°Co C1 FES -� - 567,711 02� 530 533.'00 � 629.00'. 530 IV 15$ LF 063E 15" HDPE _t�„ 0.86°r° !"13101. D1 10+00 11+00 STORM DRAIN 'B' SCALE: 1"=s0' ; 1"=10'V SQ C1 VDOT STQ ES -1 STA 104 34.47 � INV. 1N 6$,66 � I SDC VDO STA j STD ES -1 .1 X39.97 b a Sase 5 j PPIC?PC�SEC� a DP C riner's Lane! Contractor's Lane 28 75 I GIQE 2 2.25 I; I } 3 2.15 21B 6 0,6 14.:5 34.34 LF OF 15" I'-€IDPE � 2, 01 A5 D1-25 4.0 570.99 665,02 564,92 35,58 LF 4?F 15" HDPE � SEPARATION 141�.5fl LF OF 19" 30„ CL SS IV I=LI~.1F�T1 AC. j CoI*T1M PIPE.90%I L1-258 4.0 w 659.55 555.85 i 1 �1 S 1NG 81.78 LF OF 15" HDPE 1-5,90% i I GRA E 15'1 H�iPE � 15.89°la 49,92 w' OF 15" HDP -__ E XISTIIG � 43RAQ� ,� Q 01- CC 6,0 1 - 552 041 i v2 ��++qq C4� �+ S-� p 94143 7G, i7� I,^1-� �I� � ��' ROP �. �.�irVC2 ! ]F f� i SQ C1 VDOT STQ ES -1 STA 104 34.47 � INV. 1N 6$,66 � I SDC VDO STA j STD ES -1 .1 X39.97 b a Sase 5 j PPIC?PC�SEC� a DP C riner's Lane! Contractor's Lane 28 75 I GIQE 2 2.25 I; I } 3 2.15 21B 6 0,6 14.:5 34.34 LF OF 15" I'-€IDPE � 2, 01 A5 D1-25 4.0 570.99 665,02 564,92 35,58 LF 4?F 15" HDPE � SEPARATION 141�.5fl LF OF 19" 30„ CL SS IV I=LI~.1F�T1 AC. j CoI*T1M PIPE.90%I L1-258 4.0 w 659.55 555.85 i 1 �1 S 1NG 81.78 LF OF 15" HDPE 1-5,90% i I GRA E 'I CSR = (App.1, page 20, East of KZ use 4, Wast use 8) RF = (App, I, Page 20) Or = 3,48 ln(AD1)-1.48` n(SSV)-7,23 (curve equation fOr App.li, }cage 2$) 49,92 w' OF 15" HDP Al E �//tl''•.�� 35L 635/0 { � � 75 kw 01- CC 6,0 5$6.95 - 552 041 i ��++qq C4� �+ S-� p 94143 7G, i7� I,^1-� �I� � ��' ROP �. �.�irVC2 ! MH 542.05 .53$;75 - �.. _ ..t�':.m y' .Vr `'i• 2F . �.'.i.. T. �`. :F At ..f, -'f yti 1 : , b.,s. .`a.1., ,.f, :aLy. .. t i.r, n. -4i 1.', 5 M'Ls,. 590 530 580 57® 570 , 550 550 550 550 540 540 I � 9 STORM10+00 1 'i-�'c�c� r�.M D:.1� V.G AJiN ' `Y.,.N 6 IN 30' R,O,W (PRIVATE ACCESS) 50' R.O,W (DRILLER'S LANE) 4f 2.5` 12 12' 2. ' 4` SHOULDER TRAVEL LADE TRAVEL LANE SHOULDER FT q fop j -y7[ II`"f''i FT 4 i. ,.� �\`h f \.. ..\ // rf\\.%\\\/'•\�/.\`f\\',� `\\.. ,.` ' .. \ , .'......" , `\\ l �/\\} \�/\�lT\�f\w %\ 1 \ \l r � \ \ \f � \\ ��,'�ti\f . �4 ,�-T\\•\ ,. ,/:,,\/��.�% �f v �\ F 1 \J \ \ ` f\ill \ `/ \�/�,/n� / � ,r / / •4 / l/„J %�lj�%\�f':j`'�\/.f\//�//\�,`%''�j% Jf :z✓ / �.,1F ✓.t : �' //,,r;;,,. %��,lj/j,;�`ff'��f �, /` \/f�/,r\,�,1\ 2.0" SM45A VOOT STD 3" BM -25 NOTE: CONTRACTOR TO CONSULT WITH 6r" VDOT #21A PROJECT GEOTECHNICAL ENGINEER TO COMPACTED SUSGRADE DETERMINE IF ADDITIONAL SUBGRADE (95% STANDARD PROCTOR) REINFORCEMENT MEASURES ARE REQUIRED. ROAD SECTION NO SCALE Table 4 Pavement Design (VDOT Pavement Design Guide] _. _... Pavement es (VDOT Pavement Desi Gul! 0i Location ADT 1� `ADT CBR SSU Dr Surface b a Sase 5 a Saab -base 1•a a DP C riner's Lane! Contractor's Lane 28 75 420 .S 5 11.41 S145.6 2 2.25 X25 3 2.15 21B 6 0,6 14.:5 34.34 LF OF 15" I'-€IDPE � 2, 01 A5 D1-25 4.0 570.99 665,02 564,92 35,58 LF 4?F 15" HDPE A4 D1-213 8,0 5741.64 564.21 564,11 1413.11 LI~ OF 16" RCP 4:421° A3 L1-258 4.0 w 659.55 555.85 81.78 LF OF 15" HDPE 1-5,90% A2 MH - 551.00 542.85 538.75 CSR = (App.1, page 20, East of KZ use 4, Wast use 8) RF = (App, I, Page 20) Or = 3,48 ln(AD1)-1.48` n(SSV)-7,23 (curve equation fOr App.li, }cage 2$) Tebie 8: f'ioe DesigPIPE DESIGN TABLE n Table n » 0.025 for CMA n � 0.01 3 ftsr t rnr ; ire e PipM RIM ELEV. INVERT INV RT 1N C3UT P1P'E DESCRIPTION Hydrology DI -7' - 86970 - 566.00 TYPE 111 Pape 13.037 LF OF 15" HIt3PT g 1.01% A6 Q1-28 4.0 566.81 566.$1 565:71 34.34 LF OF 15" I'-€IDPE � 2, 01 A5 D1-25 4.0 570.99 665,02 564,92 35,58 LF 4?F 15" HDPE A4 D1-213 8,0 5741.64 564.21 564,11 1413.11 LI~ OF 16" RCP 4:421° A3 L1-258 4.0 w 659.55 555.85 81.78 LF OF 15" HDPE 1-5,90% A2 MH - 551.00 542.85 538.75 49,92 w' OF 15" HDP Al E �//tl''•.�� 35L 635/0 � � 75 kw 01- CC 6,0 5$6.95 - 552 041 ��++qq C4� �+ S-� p 94143 7G, i7� I,^1-� �I� � ��' ROP �. �.�irVC2 A2 MH 542.05 .53$;75 - �.. _ ..t�':.m y' .Vr `'i• 2F . �.'.i.. T. �`. :F At ..f, -'f yti 1 : , b.,s. .`a.1., ,.f, :aLy. .. t i.r, n. -4i 1.', '�: �(fi .:.-�"1' .,..-. -:�... .; ��s. .. .�". ✓... �.. J:=.'.� �Y4, .5` .. . �.F„� i4� a .�: .F �e .-.:'�s''S'. _�.., c, ro. i., t �W >.?_, FES 6% 70 14)'5.50 LI^ OF 18" RCF 1.90°Co C1 FES -� - 567,711 02� MH - 533.'00 � 629.00'. IV 15$ LF 063E 15" HDPE _t�„ 0.86°r° !"13101. D1 FES a WC {;j •a t� <.i tJq. � � zi.�,^ >`�- Pipe run: A A7 A6 0.48 0.45 0'.215 0.216 5.00 8.51 1.44 1A4 56a.Oq 565.81 18.$7 0.fii13 ?.01 13 6AS 4.30 CJ.47 Aft A5 0.08 0.90 10.072 U-88 5,07 U,64 =J.48 1 'i.91 565.71 565.02 34.34 0.013 7.Ci? '!$ 9,113 5,9a '?.'!0 A6 A4 0.07 0.90 0.063 13.351 5.17 6.01 0.42 2.32 564.82 584.21 $5.58 0.013 2.00 15 9.? ; 6.27 0.f3£3 A4 A3 0.24 0.55 0.156 0.507 5.20 3.613 1.03 3.3,4 564.11 559.55 10311 {1.0'#3 4.42 15 l4.513 0,32 0.15 A3 A2 0.34 0.9Q 0,3060,8135,�5 0.5� 1.99 5.301 555.65 642.6- 51.78 0.013 'i 5.:� 0 15 25,76 96.97 t3 08 A2 Al 0.00 0,001 O.S.ivz4 0.3'13 5.50 .6,48 C4.l�U 7.51 53$.75 535.00 43.92 0,01 0,06 C.O8 includes A2^9 Pipe run: >s �1 A2 x,43 asoj jr ;a,bo 2.29 55z.00 1156 2;1.r� 13,21 �.07 !!; � iaaa run; 02 C1 6.93x,5:3 27.12�1.�2 569.70 56?.?t3 ?05.519 Q.t39:3 s.8� 24 331.'E' Ck -(g . 0 ffV STRt1CT, 5TRt1CT. STRiJCT. # TYPE LENGTH RIM ELEV. INVERT INV RT 1N C3UT P1P'E DESCRIPTION A7 DI -7' - 86970 - 566.00 TYPE 111 13.037 LF OF 15" HIt3PT g 1.01% A6 Q1-28 4.0 566.81 566.$1 565:71 34.34 LF OF 15" I'-€IDPE � 2, 01 A5 D1-25 4.0 570.99 665,02 564,92 35,58 LF 4?F 15" HDPE A4 D1-213 8,0 5741.64 564.21 564,11 1413.11 LI~ OF 16" RCP 4:421° A3 L1-258 4.0 568.75 659.55 555.85 81.78 LF OF 15" HDPE 1-5,90% A2 MH - 551.00 542.85 538.75 49,92 w' OF 15" HDP Al FES �//tl''•.�� 35L 635/0 ' `w � .._-,� `` ..�" � ^-} `. }, ?}� xrac , e. '� j�T{- .. L -._,..r,M14 e St 1�' , .. '� �,.5-. � �Il �>v ', u1 �� i = � ��$,t. . r F. r.: X� 5 �•.a�. _ 131 01- CC 6,0 5$6.95 - 552 041 ��++qq C4� �+ S-� p 94143 7G, i7� I,^1-� �I� � ��' ROP �. �.�irVC2 A2 MH 542.05 .53$;75 - �.. _ ..t�':.m y' .Vr `'i• 2F . �.'.i.. T. �`. :F At ..f, -'f yti 1 : , b.,s. .`a.1., ,.f, :aLy. .. t i.r, n. -4i 1.', '�: �(fi .:.-�"1' .,..-. -:�... .; ��s. .. .�". ✓... �.. J:=.'.� �Y4, .5` .. . �.F„� i4� a .�: .F �e .-.:'�s''S'. _�.., c, ro. i., t �W >.?_, FES 6% 70 14)'5.50 LI^ OF 18" RCF 1.90°Co C1 FES -� - 567,711 02� MH - 533.'00 � 629.00'. 15$ LF 063E 15" HDPE _t�„ 0.86°r° !"13101. D1 FES " S SCALE. AS SHOWN ISSUED - 4-115-08 .TERRA CONCEPTS, P.C. CIVIC., -ENGINEERS LANDSCAPE ARCHITECTS 224- COURT SQUARE CHAR�.,f'�'�`TE'SVI�..LE, VIRGINIA 22902 P11 434-293-4005 FAX 434-2952103 DRAWN 113►YQ mo All rights reserved. No part of the maw€!aE protected by this aapy€fight (plant,, ideas, designs,. sactiosts or details expressed on these plat's) itiay be reproduced, -hanged or ufllizsd in any form or by any. means, alaclronic OF tTt6nhanlr,4l, i€taiiidltt$ photacapying, scanning, or by any other rraeans of rei€leval system'wiithnut wrN,fen pe€ttaiSS[a€t Rana Terra Gano6pts, P.G. Al$cs, these plans may not he a5slgned to a third patty -Q4 TERRA CONCEPTS'. 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I � I I -_ - _ . i , � � � , � , \11 - --- _', - z :__'_'__��_ -- - - - - - , \ � (" /I/ f-",� __ — � � ---�, - ,-- , , / � - / 1;_4/_ -_ --- ___ - j /111" I � � / ,/, I I — — __ — I I/ ? _____ . __ ". I _i,__ j / I / / Z ,Z __ .. / I / / / I / , / I I �1 / ---__� — — — — — — " \\ \ \ I , \ .", -,, ,___, __., r,__ / I " I/ — * / ,j / J, / 1, L / \ 11 I ,/_l / / / - I �i I - -- - 1_ __ I --- \ 11 / , 1___ _-, -_ - \ \ \ \ , ,, .1 / '// ./ , / __ , / , / I/ / / I / / / , I / I � . \ \ I , \ 1\ \ I 1 I / - '/ --- , I/ / i I , // /cc / I \�� I I I I ( / I I \k \\ , \ 11\ 11 , I I � I I \ \ , , , , , I ------ / __11 , , / � / 11 I , . I" -1 --- I � \ 1\ \ , -_ -_ , ., _( , i " - ... ___ 1// I _ - ....... - I- - - _7_)C_ ____ ___--i - I __ __ __ - \ , I 1, - __ - " _ ____ __ I `_� - /I TI,,\, , �,,/ __ , I _� - _t_�;��_�� -. - 1�__ - --- I -,-, ) \ / \ , , \ " \ , - ', .,-- I -.,-- - �, , \ I , I/ � I I , I 1_' -(< - _,,�- - ,_,-, __ \ .- " ( �__c I ____ _', , -_ -, 1, _,' 11 - - - 7- --* - I ,�_�. t�>11 1, Z/ _ ,, —_ ____ I . - -,\ \,, I , - 000, 0,010;0�__ __ -.-- e I . ___ 1, 'X '� __1 _'_, _____ - - "I', 1\ I 1, \ I I , \ N I---- ____ . , 11 ----_ / j i / 11 i i I � , � \\\, \ " . .00 ,/ , , . . I , ," --\ \ \ \ \1 I "__., / "', --_ -,, / � I , ! I I - --- -, - , \� ", 1, ,\\ - \ ___/ Y 1___, , . -_ . 1, , \ \ I 1_ ",-- -_ —, ___--_ _-__ -_ '\ ,\\ '-, \ , 1-1 I , \ \ 1\ ( - , -_ / 1___' _,___-_ ____1 I/ I I � � � , I \ 1" ',_, / / -- _ __", \ I \ \ \\ . / I ___ 11 i -, � � '� �, '1__1 __,, \ \ A f)O( .1) ,,_-- -1-11 __,,,, , I--- __ - - \ 1, _/ ,_111, , \ '_ I \ \ \ \ . \\ \ \\. \ \ / / . I / I / / ____ I'X\ , \ _� . - I -_- __/ / / I/ / / .�\-< I % 11 \ 1_\ ,,, ,,__, , ,, I ____ '__1 __, , . � ,_____1 . "_. \ \1 \ \ \ i \ . \ I/ / / / / 1111 - -,,,, --- --- I / / ( I / / /-;- \ \ \ \ \ , .\ \ ,,,--, , ---L_ _:____, __ ____ - --- — z "", 11 .'1_1 Z z _____ -- ,�,_ -_ I- ,--,- . \ . \ \ \ \ \ .1 . , / / I / / /// I / / / / /. \ \ , , --- __-, -____ __, / / / t / / I )/ � / I / \ \ \ ,\ - -1 I'-- - ---- ___ __ - ---. — ___11 / / ,_/ 'IX ,, ,__— - 1, 1,-, -, '--I ,_,_, \ \ � _ I , I I 111111111111111111111111111111111 \ \1 I . \ \ A \ , \\ , � � ;\ \ I . � � - ___ 1, - . .1 , , \1 .1 - . \\ . - ,_ . - - 1'/ / / , 71 / / /�10* If / , / / "\ \ \1 \ \ - -, / / / '1Z , I--- - - . I '__ '11\ \ \ I , I .............. Ix I/ I/ / " / , / --, \ , " ____. , , -_ ,_1 I / / I , \ ___ ____ --- Z_ . / / "/, 1z ,--, . 11 . _. .. \, -11 11 \", \ �_11_ -, . . .. I , .. : I � . . . I Z'I,' / / , / I , / / . / , , \ -- - I -- ___- I ,,, 7�/ / /' . \ ,, \ --- -----, ___ __ — I 0, i� - _-- __' ISSUED: 4-115-08 1 DRAWN BY- mos - All rights re�ierved, NO Part Of the Matorial proWuted by this other means of rel(fi6pl system v4thoutmittewpermfi!�slon Also , thes , Q plans may'notbe assigned to a (MA Patty �� ~/+ _____ lrrlper�ious, 6.67 ' 0.90 Pervious 16,66 0,40 - i-- --^1 �wroaXou '-. . ` �/ __'. .. ) � i fli I � j I , i jl)� I - I / / � 10 � � I., I 'I I f - - .\ I � / "i I , � , ---. �\ / � 11 \ ' \ � \ _~`` , / / . ° , / / � \ / / \ \ \ � �� ' \ ' rr \ \ \ \` \\ ~^' `-- ' �--- / / ' / / / / / / \ ` , -.I 1 !! ) \ / L'/ " / / I/ / �` `. ___ `_ - ' / � � / \ -`.` ` ,/ / / ' / ` \ \ � `` -_ / ' / / \ ` ` i /I ; // / / '? / / / �___ , - __ I" I , , _� / / / I i \ I I I I � " 11 01/ / // / I"-�^ ~` �� - ' // ' � / / ' // i \ ` ` x `` `_-_ / / / 11 /, \ . \ � � _-~ �� / / ' / / � ~/ � � �� / \ �� \` -` _� / / / / / / \ / I 111 If i I I/ "I / ` --`~ / -~ ' \ �� / / / / r~ / ~~, / \ --�`I'l� ' ' / ' \ ,`, / \ " / / / � c� � / ' / \ /' / / / / /' | \ �� I ' / /_` /' �� / c9 / / / / / / \ ~ ~_ ' / ~- / / �/ / \ -� '~' ~^/ '_ ' / / _/ � / '/- / '' / _-_ / / / ' // / / / / / / / � � /-- / ' /' /' / / / . // / / / � // / ' / �� / _'~_-� _' / // / /' ' / / ' / ' / / / '~/ /~ --- / \ / �, ' / / ' / / / / / _'~~ /' ~' \. / - ' ~ /' ' / 11 ' ' '/ / / / J \ / /-- ~ -_-' \ � ['/ \ / '/ /-� ' / � ' / y /'' _-___ ` \ ��/ � / / /' / � ! / / / / / / \ ' ,�' '\ \ \ ^-- ' / / / / / / , // //,:::� '�V- /// '',- �-'' '\ ` \ / | / / '// / ~-' /' '/ / / ' \ ' \ � � � ' '~~^ ---� \� � \ / � / ' � / / / ' \ \ \ �` \. \ ``^ � ~/ /// /' /', '�� _ / � / '/ , � . i I - . —.-- ___ � ,- - ___,___ I ---,"I " .- _-, - i _ � / � I/ "w- , -,-' / 4_* / 1-1 f � , I ! I � I I -_ - _ . i , � � � , � , \11 - --- _', - z :__'_'__��_ -- - - - - - , \ � (" /I/ f-",� __ — � � ---�, - ,-- , , / � - / 1;_4/_ -_ --- ___ - j /111" I � � / ,/, I I — — __ — I I/ ? _____ . __ ". I _i,__ j / I / / Z ,Z __ .. / I / / / I / , / I I �1 / ---__� — — — — — — " \\ \ \ I , \ .", -,, ,___, __., r,__ / I " I/ — * / ,j / J, / 1, L / \ 11 I ,/_l / / / - I �i I - -- - 1_ __ I --- \ 11 / , 1___ _-, -_ - \ \ \ \ , ,, .1 / '// ./ , / __ , / , / I/ / / I / / / , I / I � . \ \ I , \ 1\ \ I 1 I / - '/ --- , I/ / i I , // /cc / I \�� I I I I ( / I I \k \\ , \ 11\ 11 , I I � I I \ \ , , , , , I ------ / __11 , , / � / 11 I , . I" -1 --- I � \ 1\ \ , -_ -_ , ., _( , i " - ... ___ 1// I _ - ....... - I- - - _7_)C_ ____ ___--i - I __ __ __ - \ , I 1, - __ - " _ ____ __ I `_� - /I TI,,\, , �,,/ __ , I _� - _t_�;��_�� -. - 1�__ - --- I -,-, ) \ / \ , , \ " \ , - ', .,-- I -.,-- - �, , \ I , I/ � I I , I 1_' -(< - _,,�- - ,_,-, __ \ .- " ( �__c I ____ _', , -_ -, 1, _,' 11 - - - 7- --* - I ,�_�. t�>11 1, Z/ _ ,, —_ ____ I . - -,\ \,, I , - 000, 0,010;0�__ __ -.-- e I . ___ 1, 'X '� __1 _'_, _____ - - "I', 1\ I 1, \ I I , \ N I---- ____ . , 11 ----_ / j i / 11 i i I � , � \\\, \ " . .00 ,/ , , . . I , ," --\ \ \ \ \1 I "__., / "', --_ -,, / � I , ! I I - --- -, - , \� ", 1, ,\\ - \ ___/ Y 1___, , . -_ . 1, , \ \ I 1_ ",-- -_ —, ___--_ _-__ -_ '\ ,\\ '-, \ , 1-1 I , \ \ 1\ ( - , -_ / 1___' _,___-_ ____1 I/ I I � � � , I \ 1" ',_, / / -- _ __", \ I \ \ \\ . / I ___ 11 i -, � � '� �, '1__1 __,, \ \ A f)O( .1) ,,_-- -1-11 __,,,, , I--- __ - - \ 1, _/ ,_111, , \ '_ I \ \ \ \ . \\ \ \\. \ \ / / . I / I / / ____ I'X\ , \ _� . - I -_- __/ / / I/ / / .�\-< I % 11 \ 1_\ ,,, ,,__, , ,, I ____ '__1 __, , . � ,_____1 . "_. \ \1 \ \ \ i \ . \ I/ / / / / 1111 - -,,,, --- --- I / / ( I / / /-;- \ \ \ \ \ , .\ \ ,,,--, , ---L_ _:____, __ ____ - --- — z "", 11 .'1_1 Z z _____ -- ,�,_ -_ I- ,--,- . \ . \ \ \ \ \ .1 . , / / I / / /// I / / / / /. \ \ , , --- __-, -____ __, / / / t / / I )/ � / I / \ \ \ ,\ - -1 I'-- - ---- ___ __ - ---. — ___11 / / ,_/ 'IX ,, ,__— - 1, 1,-, -, '--I ,_,_, \ \ � _ I , I I 111111111111111111111111111111111 \ \1 I . \ \ A \ , \\ , � � ;\ \ I . � � - ___ 1, - . .1 , , \1 .1 - . \\ . - ,_ . - - 1'/ / / , 71 / / /�10* If / , / / "\ \ \1 \ \ - -, / / / '1Z , I--- - - . I '__ '11\ \ \ I , I .............. Ix I/ I/ / " / , / --, \ , " ____. , , -_ ,_1 I / / I , \ ___ ____ --- Z_ . / / "/, 1z ,--, . 11 . _. .. \, -11 11 \", \ �_11_ -, . . .. I , .. : I � . . . I Z'I,' / / , / I , / / . / , , \ -- - I -- ___- I ,,, 7�/ / /' . \ ,, \ --- -----, ___ __ — I 0, i� - _-- __' ISSUED: 4-115-08 1 DRAWN BY- mos - All rights re�ierved, NO Part Of the Matorial proWuted by this other means of rel(fi6pl system v4thoutmittewpermfi!�slon Also , thes , Q plans may'notbe assigned to a (MA Patty �� ~/+ _____ � _. � __ - - - 0 0- .- - . - . � ____ Table 6: Surnp Inlet Design Table I . " I NLET3`__"'1N SUMP, DES1(-_,'r1N__1,'(CTTRE SPREAD AND INLET SPREAD AND DEPT Jriten.sity [4Mi I (I I Jitensity is 4 in/hr f or spread, and S. 5 inlhr f or ca padty and depth) I Nlonnings Coeffic,ierr, n- is 0,01 3 — — — � Inlet 1, - ___ Hydrology,. Curb and Gutter Inlet I .1 r : : - i � I i 0) 1-7') - '�3 4a) 0- �p 'S C - 41�2 n_ .2 - 0 I:z 4---' ;i�_ I - o ,9 ID �� Q I - ,a - 0 - - .�3 11_� I IQ - I- I I- � �m o - _n r ::3 t7o � :::� - 0 z 0 1_�' 10 t 0 VI �_ �= -1 0 (n �2 �� '_ -e_ M - �,q , a 2 - a I -T) 0 W � >1 C 0 < � I� � �6 !Z 0 1� Q V Q I z . '� - -2 0� 0 = a 1! W 0 0 C __�, 1'= :2 ;;� Q � � 1:71 (:� - - �- - - , I I - � - - -_ - I I I I- I __ � . I - I . I I � _-------j----------7-— I I I ---------- I � . I q I . ___ � � I C - I ________ . ! I i � -1 r i . ----,--.-- I : I ! � i � I : Pr�Dle,CtAarl-�,,,Vffle DWShaess P21f __ .. � 1� I ___ - 2 I I 1 .�11.111.1111� � � i I \ \ \ - ___ _\ \ - — \ \ ��'. - �__. ,-..,., 1--- , .- ",", , ., , , I- I- -11 � 11 I .1 . I - 11 I ___-.11- ! . I I : I 11. , " I __ ----I- I � t 11 . I � 13 /18/261fVR_1 , INN � � � � �, I . \ ,-'X',\ - I \7"N - - WATP P r_"F ALITY MAI, PLIANCE . 1-7 : ,' � i � .. ; ),ate,i I I - . . . I ; I 11 . '\ ." I \ \ I,,\ \ \ , I" - _-, ___ - ,- 11 `� `-� \ \ \ \ , � \ \ \ \ , " ", 1'� ___ - —,-- _11� �_ \\ --- -""-\x,\ \ \ " " \,\,� \ , \\ \, -\ `�, � "" "--- , \ , \ \ -\, ,�, �, - ____ � . I ,�, �, __ ",:� \,\,\ ,\\ \ IN, -1 \\ , NN N, , - � ___ -- --- _/1 � I \ I, \ \ \. . __ , �, __ , ,- �, ��\ 1'\ \ \ \ , " \,\ �_, \ `��, - _\�' � �,_ ' - I , I \ I \, N, , , " � — - , . . I \ , I \ \� ___ ___ ____1 /_1' � \�\\� - . �2 " \\�"\\\,�\ \ 11, I ___ I-, �� \� -- -, _____ -__ . , ,_1 - , \ __ - " � , I � , "\� \\ - \1 , `_ ___ --,,/ � ,,, , " , 11, I " `N \ \ \ \ \\\ \ I", -1 �_ - - ____ � II \ 11 \1 \ " _\ ____1 _____ '_1 _,_ I \ � - -, -1 I 1, , \ "", �\ , _��, "�_ '_� , - - -1 I I--,' - -, , \ I\ \ x\ - \� N, 1� I',, , - I , _� -, - -I--, � ,�, I-, " � \ ) � , \ \ " �< \ . I \,� " "� � \ , , ,\\ _1� \--�-, -1 , -'\--- . " � X, , \ 1, \ \ `\ , ,\ I "', I I �,., �, 1_� '_� I � \ � \ "NN " 1, 'N. \ 'I', , - , � / '. 1� , . , \''\\ ,-":--, I `I \:��11 - IN\ \ �\� \----"\ "I , , � 11 >��_ '---- '1__1 �' 11 "_ Q .- I_ - 1114 �� ID I O 40 � \ , \ \\ \ I\ �,,,� -, __ .1 I 11 I\ C-1 _M .9; 1-1 E) -a 0) __ �5 . 1, 1� , I- "', _,�7��_ 'V� T �� V . 11-, ` "1_ I � A 'a. S 0) . CL - - M �, \, \ " I'- - '_� _� . - - I _f F_ 0 0 �,7 �� 1.1Z - C :D a) �_- 4-- _i� � P \ \ � 11, I" 1� ___ �_ '--- � I I, �_ I _./ I ) C) I_ _ -_ --- '\1 � , 0, 0 t t ,, 4 1j) - I \ - \ - � z :5 () 2 a ,Q� 0 ,� I's 1,_, z 0- __ .. \ 11 . \\ ,� , __.- - - � " / " ku 0 - , " 3� . - In 1�0 - �3 N 1, , .- - I ____, . -, I , , . CL > --- � I - I < -�� fj I 0 01 0 _�; , \ \ " I-, _-� '*6,-, __1 " - I - 1_: - . - __, --, � � 1__:�,-_,---_ , I 1, OA2 0.90 1 01 0a C 1, 43 O,Qb 0.43 1 0,0186 0,01$Q I 0.0 0.0-18e I- 1.0006 4.80 0.00 -,, inlet not in sag curve, long Itudinal 11� , \ \ "I" ___1 ____ -,---.-- -, 1- It - I - _� 1� `_� - -, I , - left ] 5 I (6 , ,� �� , I U) LIJ u) I V A 'Q W.) I-_ a k , 'N , , � \\ I __ ____ - 1-1 0 19 �� = ___ , __ \ � < .1 z 11_�' � e 4 \\ \ � �� , 11 � �- " ,\\\ N 7 , _� '\\ " . - - - - ------ - ___ - — ___ " \ \ .. , �� -_ _`,� -1 " 2_12� �07 1-1 MO 0, 7 9 j 0.0321 OM21 1 Q.Q O.W21T 7 0, 0 FJO � 9 5 0 tio approach gr��des on both slde�s of ____ I - --,., � ,� I 1'��_, I — ngN 1 0.22 F790 i — __ Li_�� - � \\ \ � � ,,�i �_ . IN. \\\ \ , \ , ,_�--_ - -, _�_ - �, 'I-, \ , I'- --� —5,65 . , N I �_ �__ - -1 .I� , - A-3 6..,3 7[' ,5 � I , - � I __1 11 "I-, N\ - I- , ieff 0,18 -��5e- 1 0.04 C1.62 0,0153 0.0282 j 2,0, 1 0,083Q 1 2.9,,t,,,,�, 1 1 2 - ,83 0.99 ' inlO not in sag curve, IohgfWd1nal �, \ " I il \ , \ "_ __ 11_��", - "_,', \ -1 1, _� IX I L 2C I - I _ Olt @ I z 6.5 inihr = 1 �90 I � � inlet are ;as indicated � \\ \ , \ \ " ___1 I "' , -1 1� — I I 0 ,�o �3 14�1 1 1, I 1� 1-/ \ \ 11 N, , -- , I " \\ 1__\ ,4, \ I "\1 I � , 1 0,0164 1 ' -I �3.0� 1 0�93 \ 11 I I -, � \\ N� `-,-I " �1, , \\ \ right 1 0.26 1. I I 0 �20e, 0.83 0.04 0.�J O,Q282 2,0 0.0830 :-2., q 3:3 1 approach grades on both sides of \ �j ,-' '1-- I ", ') I ,%.:�,,, IN-, "_� - ___ 1�� . \ . I I I �, I 11 i be a Minimum ZU11/0 ", -11 I -1. 1. -.,.,..-" _._, , , " , - � I � I '� 1�", � 1-1 arpris can -1- III -1-1 .._____.___ ! I I , s�gnated grow th ! � Bi I 2C I 6.0 at (i,�_� i z 6.5 inth r = ' A,- I 0. 4 3 1 inlet are as indicated __� , I \\ , \ , � , I \ 11\ 11 ",-. n.ervious area beforp, development in de . ; C, I (-lj-�11+ as modled In VDOT Drainage Manual (Fiqi� I lEx. ImpeNous. 1 6,67 1 0,90 WOO 1 *�Rftterfongitudinal slope of 0.001 should be used in e sump condition � I -grate intets (D�7) in open pavernent area�, vv 1�1 not have, a curb spread, butw ill have Inlet -spread arid depth . -forinlets draininct to.stormwater manwerrient facilities, �ie 6,6in/hr check storm vv ill suffice for the 10vr oonvavanco to the lfacilllk,,q � I I I - i � � �, I '-_� � "', - "It "1 -1-1 ..h �OQUIC'eq V,� Y'� . -1_.11_-._ --1 . - .f., �'. _� - rnperty w itNI-) the subject drailnoge drea, OlrthO drOinagQ brea to � 8 fac�;!ty I q lov 1 0.190 1 -, ..� � I . - - _-, , 11 I pFopeny, but ti7o portion of the p I I i ed IMperViolis � . -1 3E) � V opos -9 : � I ______1 . "I � , �� 4 � 4 1 I w � . I _ -I %�..._ " p,: ff�l --=I 166 4.'__'_�_�� 1\ ___ - \ \1 '� " � I � , \ \ \ - --- I "" " this is most often NOT the entire 1,5.1,1 on Page I ,��_., \ �\ I \ --, � -.-,:,"."-��",--�,,,.,,��.��,�, - � -11- I - _,� -1-1 _ i-1-11.. - 1, ., I—— i.___.1__. . ,-,-,-- -, �:,"____ I 11 I - L- 1. 11-11, -1 _1-- _ " 'I1\1\\I"1I '", -, \' \ ',, \ 17-1� sap, TaNe 13 . . . � __�"'__ 11. 0 0 - , \ \ ; �' I � � 1, i " I N \ \ \ k \ -,- - , $ � � Proposed Gravel 1 2,94 i U8 L 1-1. , _ \ \ .1, I \ -- - _� � , I ", , 11 1� ,_ — \ \� � \ 11 � \ " I \ \ Table 7: Grade Inlet Design Table __ 11 1�1 � - I � . Project Area . 9,22 (should be roughly equal to limits of disturbance) Project Area Oores) = : � . Arta (�aptured 9.22 "" _� I . — . - UNLET'SONG'RADE, 1,F)ESIGN ((CURB SPREAD � : Percent Capture ,i 03 % (shruld be 90% or better) . . � __ I f, Factor Intensity 14.06 ] (Mengity is 4 in/hr for spread, andz,� in/hr for capacity (1,0, oro.9 for sites in the development areas v4l�j@reexi�sflngirnpervious .— ,is greater than 20%) covet — � 0.80 � t! k, > . 4=1 � __ �� I 'O T TV - to ID 4�1 r_� 2� 1 > V) ID 0 _0 �;, �t - I �0 ID M �� - 'O 0 T>;� - n U ; q� 0 Is ,2 13� L_ �D . '2� ,�_ A = :3 � L7 > 7, '11"i .- :, 5 fl� - -0 M a) I')- 110 I P 1�) 0 � 0 CY Cr 0 a) lb ce- Q� 0 6: 2 a, 0 72 a. 1 -7 0 lzl� �c 0� = M 0 �'u Ly -�5 0) �� Q�I "all) � � -_ - — __CUj�6 an4d GUfte� V) I -a V) - W 0� 1� 0� < 0- �z 2 n �Q �n " 0 'F3 11 - '�n_ �, � �2 - � 2 __ I facility name 0 0 _� � U) 2 0 0- E � L 0 iz 0 E I 1�� Q> "? Facility Type "," = 0-1 9-'--4—_'--- ' �_ E a) 0� - L� 10 M U-, I .0 pernarks __ - - __ Biorenton Pond — 2a.3 0,29 0.45 ,,��Q E,,�32�9 I B-ioret-211ititir"t POnd I t5o;,_ 1563�,Q 1A Blo fliter I= 50% RR - I .- 1. I � 1 . , ,-, � _ -_ 283,8 I 0 yr,.�torrrf �oriticaf duration) —_ �_ -0 -0 a I =__ - �� _- _ ---.-.. 1. � . _ - � I _4 ft� all r -L . . I I I �, I 11 i be a Minimum ZU11/0 ", -11 I -1. 1. -.,.,..-" _._, , , " , - � I � I '� 1�", � 1-1 arpris can -1- III -1-1 .._____.___ ! I I , s�gnated grow th ! � Bi I 2C I 6.0 at (i,�_� i z 6.5 inth r = ' A,- I 0. 4 3 1 inlet are as indicated __� , I \\ , \ , � , I \ 11\ 11 ",-. n.ervious area beforp, development in de . ; C, I (-lj-�11+ as modled In VDOT Drainage Manual (Fiqi� I lEx. ImpeNous. 1 6,67 1 0,90 WOO 1 *�Rftterfongitudinal slope of 0.001 should be used in e sump condition � I -grate intets (D�7) in open pavernent area�, vv 1�1 not have, a curb spread, butw ill have Inlet -spread arid depth . -forinlets draininct to.stormwater manwerrient facilities, �ie 6,6in/hr check storm vv ill suffice for the 10vr oonvavanco to the lfacilllk,,q � I I I - i � � �, I '-_� � "', - "It "1 -1-1 ..h �OQUIC'eq V,� Y'� . -1_.11_-._ --1 . - .f., �'. _� - rnperty w itNI-) the subject drailnoge drea, OlrthO drOinagQ brea to � 8 fac�;!ty I q lov 1 0.190 1 -, ..� � I . - - _-, , 11 I pFopeny, but ti7o portion of the p I I i ed IMperViolis � . -1 3E) � V opos -9 : � I ______1 . "I � , �� 4 � 4 1 I w � . I _ -I %�..._ " p,: ff�l --=I 166 4.'__'_�_�� 1\ ___ - \ \1 '� " � I � , \ \ \ - --- I "" " this is most often NOT the entire 1,5.1,1 on Page I ,��_., \ �\ I \ --, � -.-,:,"."-��",--�,,,.,,��.��,�, - � -11- I - _,� -1-1 _ i-1-11.. - 1, ., I—— i.___.1__. . ,-,-,-- -, �:,"____ I 11 I - L- 1. 11-11, -1 _1-- _ " 'I1\1\\I"1I '", -, \' \ ',, \ 17-1� sap, TaNe 13 . . . � __�"'__ 11. 0 0 - , \ \ ; �' I � � 1, i " I N \ \ \ k \ -,- - , $ � � Proposed Gravel 1 2,94 i U8 L 1-1. , _ \ \ .1, I \ -- - _� � , I ", , 11 1� ,_ — \ \� � \ 11 � \ " I \ \ Table 7: Grade Inlet Design Table . � - I . 2)caloufqt ._11_11 � Project Area Oores) = 9.2 . (roughly equal to lirrgs of distIturbance) I � "" _� I . — . - UNLET'SONG'RADE, 1,F)ESIGN ((CURB SPREAD AND 1NLET,,C,A PTITRE) 1 ;;2. qOO,E Percent Capture = 25'3% (should be betyv ep,n 80% onId 'I 20%,) __ ___ � . . � __ � � . I Intensity 14.06 ] (Mengity is 4 in/hr for spread, andz,� in/hr for capacity arid depth) 0.80 � I - � . � � � � 4. �� _4�� , Mennings Ooefficient, n �s 0,013 I 1: � _0 I i 0 ; !D , 14 M 0 M a) I')- — .�4 M � I I I , - � .. . -11-- '111- < M a. 1 . 4; IV a, . Inlet 11 Hydrolo'gy � I -_ - — __CUj�6 an4d GUfte� . ----I-- ,-, !R Inlet § 6 I I 0"W, (' I'll., 1, -It- -I.-I-11 a, - .V f -'v 11 2 a CL. �1, 9) 0 i,__._CL I . I - I - V � r 10 . . 14=1 . I , - _,�', '16 - I � 7q- 19; 't� 0 1_� 0 W; 1 2 __ i W 1 I . _�_, " �2 V 1 . , ,-, 64.13 -6 283,8 I 0 yr,.�torrrf �oriticaf duration) —_ �_ -0 -0 a I I - I I . . i — all r -L ;5 -5 2 W 0 0 ,a) ,_� - � (I) � 1�1 -7 ;1�_ 4n W W = �,8 ,:� V, 12 :D Q V 3� Q - C !�6 ��- __ z W - t 0 L� 0 F_ �D 0 � > _Q 1 iL 2 1 I- ,;5 ZI I -, I- iD - 1> Z�1) Im C) "�5 , C 0 C: I _`N 0 - � �__ I �2 �F I 2 0 � "�, -0 0�1_ _0 f 3� , , a �1� T - N - 3 Q) 1z .�:_� I 0 V 11) 1� .- 0 --,, �_ w 1 . n 0 --I 0 �_ -�� 2 's - � ; �) �_ 0 = � 3 I � 0 - 115 16 � o *1- :rl 11) Z: 0 �__ t.1 d-4 �j - x W 2 2 I- � 0 A J� lu 35 -I,-, 1�� Qu + x V) ,� :� - Q, 0 - 6�' M �. I U) -Y I Ic 0 � 1Z , 0 .- 2 I I 0 - Q - �� W zn 0- ku - zj IZ�11 0� 0 � a 1W CL V, ,i:= , C14 Q It I I = - 2 Q) i i A, �z � I�__ I ;�, C It E -0 DL 0 > - -i Q ,�If 's . I 0 < I 6 I c z 0, �._ 1 (3 2 Cd U) 1'� I o - ,�� ,�, -c2n I 1� - z [_ - 0, �� W .6 - .9 'i � �_, , 71� I. 0 W c- E 1� - __j . I , Uj - Z Q ID CII - � M I - 2�_ 4,� 0.08 ' . .90 . 0,072 0,29 MD 0, �, 0, 0.0670 0.0200 . 2.0 - -1 bO83O — , 500 4 :, I 1,25 1 1,00 I ---- -_ , 2.51120 I 0.1047 � 0,1247 ,�,S I : 0,63 0,84 Q . 0.041 131 I � I . I A6 1 2B 4�O 1 Q.07 . . 0,0 0 0.063 0.25 0,04 0. �',� 0 1 0,0670 U200 2L 1 0 O��Q - i ,�, 15 Oct - -1 �3T-Fr �jo 2,6� 20 0. I 047 0,12-47 6, 2 -1 - 0.64 0,84 . 0�21 � _,I 0,04 . 61 . . . A4 -----I 2B M 1 0,24 � 0,04 - 0.�5f,l 1 0.0187 , 0,007.5 2,0 1 0, 830 0 1 1 1.06V -11 41,51 I � 0.97 j 2, 81 2 0 0, I 1 72 0 J 21 F, 6. 4 7 1,24 UO 112 I _ �, ,j I3 1),66 0. 00 WA - I .1 ...... .. I I 11 :::=, I I 11 �_ . I � I - - for inilets draining to stormo ater managempent f7litio s, w here ov,�riand floV� to facilit[es is not available, 1 00% capturg is required at 6� 'Gin/hr I I 1 " us ed f or out s vi ithout gutter . � . ___ - / / .- / ,/ \ � / . / / ,_J,,� / / / / : / � I i . / / / / I . )l I i i 11 / I I i I "I i / f l i I / I I I . j i' i I I I I /I f, I I � . \ j \ I I , , , , , I / I � _____ - � �__ I / �, I-- // / I I P111 I %W �1% \// / / / I �� I I � � , I r I �, i �, / � � / / / / ? � � / I I I I � i I / / �, � ) I ; / / / , 11 / F ; I I � , , i �,_� I/ I / / I 11 k // / I � I I � I / / 11 ; / // / � I / / , , , . / ,�_ �� _�, / � / N11 / : , �. , / � �/ ; / / / I � " f 11 I / i I i I / / / [ I I �, . � z 1� ! p 0A LINE TOTAL, TYP. 111111111ill � � :. 11 , I k . D.X = 23.33 AC I '. I C = OB1 � ; �� Te = 11.58 MIN � , . . . i., - ;1 . � i Q2 = 16,25 CFS (routed) 1� . � ;i. �� 010 = 28.88 OFS (routed) � � , I WATER wr"UALITI vi 457,315 SF OF IMPERVIOUS AREA B10-FJLTER AREA REQ = 11,433 SF ' "I. 610 -FILTER AREA PROVIDE = 15,638 S / / . . I I � '� I I � i i � I � I i I I - -1 j I f / " I I i I . I I ---I_,_ / I I - I I __ ---__ / / i i i� � -, — --'� I ___ I—— - / / �� i --- -- __j - I.- - --600-- -- I I [ �i - , -, ,-.--- -,--- 1 � � I--,' - - - - - U / , I I - - - -, ,�_ "-,-- --- __`_ - ,_ . i / I I � ------_ / I I --- --1 - -1i ! I I __________L7 - - - - - -- - - I _ ----. I f , I / -_ _____ __L - - - -,---- --I / i ,� I I ---- � - - 1.11 _ -1 I / I . , I ,-- ______________:� - - - -_ -I' � I) � . I - --- - -1 // � : I i I \ �, �_��j / , � ./ i i i f I � \ / � ( ; , , ." " 1 1 i �, / " i � 11 I I I/ 'k / � 'IN '� I. -.10 I " I j � \1 I I � - � \ \ \ I \ � � 1% 1___ -1 � . 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"i I I � I \ , --- _, " __� 1, , , I I . � ____111 I 1 1 � I , I \�\ 1'.",., /___ �� I '11'�, 1-1 , / I % , � \ f \ \ `� � \1 - _ --- - ---'. - '_ _' I \ �_, I �, s i I I � " \ � \ "'� - --,-, I _ __ _ ' ' 1�,� '---- \ �_�'�_ I 11 , � k \ \ ' 'r, , \ l [ - �_ �, __ 1,I , . � I 'll i i � I � \ ", / , 1� 1"� \ '\ " I , , 11 I � / I / 1, I \ �, 1--, _ , � 11 , \� 1\ "I" - V� "I . , � , / / , _� i_ \ "' -, -, -"-- t-- \ IN \ \ � \ I . J I I/ \ _// I __1 I __��,�, \ I \ \1 _____L � i - I" \ I \ \ \ 7 \ � / I _'�,\_ ___ ) - �', -1 11 \1 11 '-< I - DETEI`,NINTIO`�N C"OMPLIAN111ICT . � f W 574t k I i , . -11.1 _ ;1)1Le,nqth(. � -.1-1------ I . 2)caloufqt ._11_11 � Project Area Oores) = 9.2 . (roughly equal to lirrgs of distIturbance) I � I "" _� Area Detained (acres) — --�-3 1 ;;2. qOO,E Percent Capture = 25'3% (should be betyv ep,n 80% onId 'I 20%,) __ ___ � . . � __ . . 0.80 � � - - ,4 . � � � 5 's 4. �� _4�� , . � I .0 4- �> I 1: � _0 � i 0 ; !D , 14 M 0 M a) I')- — .�4 M � I I , - � .. . -11-- '111- < M a. 1 . 4; IV a, , � � 'a' �' V) " � C) L'�j ,-, !R § 6 I I 0"W, (' I'll., 1, -It- -I.-I-11 a, - .V f -'v 11 2 a CL. �1, 9) 0 i,__._CL = 0 I W� I Remarks - $durce, S Sediment i . Detained Areas . -- .1__---1--z .... Nota -s,: �; - Bionatentin Pond 1 ______ 23.33 48.99 . 5-5.4.9 . 16.26 2 yr 31orm (�orifcial duration) . — � 1. .1. 1.11, I— � I. - 1) � Not 1- ipt , e, �I . 11 64.13 7 2, 64 283,8 I 0 yr,.�torrrf �oriticaf duration) —_ 1.11-11.1- ... . .. .... 2) cafoulat I ____ __ — — . 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I , J � . \ 1%, 1, \ \ � --.1-1-1 - _--1 I..' , I ( I I I ,�'..",��..",,.,�,,�..�,-..,,, _._ I 11-1 I A%�\ \1 \ � _,...-L- 1_--.--_1- -'--11--- I-- .. __ - ' - -1. _ , � - 11I.- ... I—- "I 1_'1..1__1_-- ..... -,- � . � � � I i � I , � � I . . � '1� I � ; ; i i 1, I z z j z � I I ; � � / \ 1, I \ � 11 I I r � I 11 - _ � N I � 4 1 . I . � � , _'..''...-, _ I / - \ "_\ N , �1_._1__1__._; .. _.._ � . .. ... _ - -11 .... � ------- I � .'�-.-�L.-��-'-�"�'--�'�'-'I'lI -___., __.�._,_ '.. _____ .... _ � __ I _� ." 1, 1� \ � 4____ _'.1.111-..." �_11 11 -11.11.- �._ _ -1 _ _ ...... . _11,t--_ "'. ,� .-I-1. -- ------- - � �� , U � ,I . � I '\ , I I _-, \ I� " "I \ ' I 11 _ � � I t z � t / \ 'N _�\ I \ " \ N. \, \ 1-1.111 -.11.111.11--, ..... 11 - __ "". -1- -�-1,1�'.__ 1-1. ,___ , . \ I 1_,1`1 I ,-- , I ,\ `� \ __�, \ \ I \ I 1� \ ,� ,-\---,- - '. ��\ , ; � i I I - � I " 1, .. I ", �, I 11 I � -11 � ) �[Channel Flow Time % I I I k i i " . . __ - ___ .. ..... _ . I f � I", - - - \ , \\ "I `� N \ �____ . ..... . _,__.,,-,-.,,,_ �, . ...... ... .... � 1-1 - I .�, t---- i� . ...... ","... --1 I - ....... �..�--�--,-,-,-�,,�".-�-,-.�,�l---",--,-.�"--.,7..i-�.I.I�ll-�-,...�,,��.�, -...11.--_ �___.____, . _ � I i i � I � � . � ., , �Souroe: Kirploh Chart as modited in VDOT Drainage Manual (Fig. -1,5J ." 1 . I'll - � -, ,\� ,2 on Page! 1-14) � I - ; � �, . � , 77�7 j i \ '� , ) .� � \ � ... 1__--...-_.- �.11'...�...-.-....".�--l-Irl��,�-�--"I . \ � , N-� \11 � I � I , / - , . I " __ _ ",__ _� I I I . i ___ ,__ _ i_____- __ _', _ , _, f \,� - ,I \ \ \\ 11 � ��_ \ : '-'-' -1 1-1-111-11 ... ,_,;�-�I."...,....��,-,-.�-.,i,��....".-.�,�,� .... %� --- -------- , 1-1_1 - _ -- -- ----- ..___._1_-.-.-1-.; I __ , - _ � � I : - _ . . . : i, � ! . � 2 i m � . � ! � . � . , � , ., """ �, " \ " �_�__,-� �� -, I \ Wotes: ', ; � i . 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I � I I I I I � � . . I 1. I I . . . . �. I � , . . . . I � � I . � . I I . . . I I I . , � . I I I I I I . � � . . . . I . I � I � . . I . I � I .1 . I I I I �. � ,� I , I . . �, I I - I . I .. I . . I '. . . 1. - � I I �. I �, .1 : " . '. 1. I " �. I I I . I I - 11 '. - UI -13Y THECOUNIJ S PL LIST' -a me ..... .. ... r AA ... -5 trunk� 13 Cbnt, NbIti-trunk (3 d0MPR, Unftrmbran,c.hT A rdwchiet- arbOl"ea'Aut"Un WiDiOnce.- 3! ()Dnt. Dense forM hleafthy C010r;Ldforrnbranching4 0,C, oxnw stcimifera r cogv 00 d 30 eV O�G 3' Cont, Dense forM p4qF,,uniformbrmichin ---------- . .. ... 3' Cont. Dense f OrT,� ��Ior udf orm branchhq 4! 0,C Undera betTzdll iLBwi-trunk (3-5 (no str w h p trunks) Baby1w ....... .:l y"_11-11".. 1 1, j3 I., P�"�9nic - , -, __". . - balanced uwhAecd STRUCTURE DI Colt Nj9s at 3., 13 iTaxociurn cistichum i EWd CWp��P_ TID - - - - - - - - - E /TRAI L TO VDOT STD. ES -1 VI DE MAIN W ECA RIP RAP . ...... SIN TO BE SODDED AND STAPLED. SEE DETAIL R ET . E /PROVIDE MAINTENAN ACCESS INV. OUT 525.0± .*BOTTOM AND FIRST ZUP-SLORE IDES OF BI , Z, HV 2'Wx 41 x VH CLASS I AA TO EE Z RIP RAP GABION BASKET ROW TO SERVE As Z SEDIMENT FOREBAY ,Pp EX. 181, CMP To NAGE BE REMOVED 2' DEEP CLASS I RIP RAP SWM I DRAJ EASEMENT LINED SWALE FROM OUTLET TO LIMITS OF ABANDONED ......... ... STORM POND (APPROX- 140) 0 'x LEA OJ R 0 T A DSTRUCTURE D2 6 78" DIAMETER ROP RISER 1 , VVI TRASH RACK (SEE DETAIL) 2'VV x 41 x VH CLASS I /x RIP RAP GABION BASKET ROW TO SERVE AS SEDIMENT FORT WE gm� WE WE el "I 2'W x 4'L x VH CLASS I WS -2 RIP RAP GABION BASKET 04 ROW TO SERVE AS J, �77 6'PERFORATE ') PVO @ SEDIMENT FOREBAY /1.0% SLOPE MIN, T(P. 4 _PT =YOP VIDOT STD ES -1 W13,5 CY SD,Al OF 'CLASS I RIP RAP I 1414'. OUT = 53100 Z 23 "I .......... ...... yk LE T-YGENERAL CO jCT11QN__ M M X/ -FOR STORMWATER Ni 23D N 0 TV S -JANAGEMENT PLANS 44- �QOUN _RL F -WITHIN -951A, -OF MA54�M DRY DENSITYANCr2W0F OPTIMUM ANq_qqNSTRU I :D__Ir� fln 1_0 BE APPROVED BY A GECTECHNICAL ENGINEER, MOISTURE NT_E�. AL FILLMATERIAL E TO BE WATCRTIGHT WITHIN STORMWATER MANAGE 2. PIPE AND RISER JOINTS AR :5-011+ARE:LQ BE VERTE G- -ENC41NEER4S TO-BE-Pf�ESENTDUMnG CONSTRUGT�QN OF- DAMNS. M M MENT FACILITIES. D TO P .... 'FFOR-TEM-PORARY SEDIMENT CRAPSORBASIN CON STORMWATER MANAGEMENT FACILITIES; CONVERSION IS NOT T6 TAKE -PLACE UNTIL THE SITE-�s --,roR-., 4.1 STABILIZED, -AND P`ERMi-S-SION-HAS-BEEN_PBTAI NED FROM THE COUNTY EROSIQ_NCONTROL INSPEc 1 10 - 1"NETENTION BASIN PLAN= SCALE. 1"=20" 10+00 11+UU STORM DRAIN'D/BASIN SECTION SCALF,,.V=20'11; 1`-Ily V ,M*E 540 0 530 M PLASTIC SOLUTIONS W/ ANTI -VORTEX DEVICE (540) 722-4694 OR EQUIVALENT 78" TRASH RACK WITH HINGED, LOCKABLE ACCESS HATCH 78" 0 ROP MANHOLE RISER RIM ELEV. 536.00 (4) -12" 0 ORIFICES INV, ELEV. 534.00 ell TYF __.P 30" RCP OUTLET 11 T 140 -YR STORM ELEV. 536,61 V 10 -YR STORM ELEV, 536.26 !f 2 -YR STORM ELEV. 535,65 BASIN FLOOR ELEV. 533,00 25 LUCK BIO -FILTER MIX OR TESTED AND APPROVED EQUIVALENT J' SECTION A -A A� SWM CONTROLSTRUCTUR-JU, DETAIL 15 UNDERDRAIN GRAVEL (AASHT0 M43, Y2" -1 ) WRAPPED IN FILTER FABRIC 6" DIA NON -PERFORATED SCHEDULE 40 PVC PIPE @ 1% SLOPE (MIN) 10 ) ID- NTls, VVR-15 2'FREEBOARD OR I'WIEMERGENCY SPILLWAY UTLFT CLEAN-OUT VDOT STD, STA STEPS CAP (TYP) INV. 528,50 VDOT 18-1 REQ'D LUCK 810 -Fill ER (INLET SHAPING) P 11 T 140 -YR STORM ELEV. 536,61 V 10 -YR STORM ELEV, 536.26 !f 2 -YR STORM ELEV. 535,65 BASIN FLOOR ELEV. 533,00 25 LUCK BIO -FILTER MIX OR TESTED AND APPROVED EQUIVALENT J' SECTION A -A A� SWM CONTROLSTRUCTUR-JU, DETAIL 15 UNDERDRAIN GRAVEL (AASHT0 M43, Y2" -1 ) WRAPPED IN FILTER FABRIC 6" DIA NON -PERFORATED SCHEDULE 40 PVC PIPE @ 1% SLOPE (MIN) 10 ) ID- NTls, VVR-15 2'FREEBOARD OR I'WIEMERGENCY SPILLWAY CROSS SECTION NOTES: 1 - THE NEED FQR ADDITIONAL PERMANENT EROSION PROTECTION FROM EDGE OF PAVEMENT To BOTTOM OF BIORETENTON AREA MUST BE EVALUATED ON AN INDIVIDUAL PROJECT BASIS, 2. PROVIDE V -T PONDING DEPTH TO THE CREST OF AN OVERFLOW STRUCTURE, 3. THE DISTANCE BETW5rN CLEAN -CUTS WILL NOT EXCEED 50 FEET. B10FILTER. COMBINED WITH DETENTION BASIN D-016 10 ) TYPIC'AL SECTION N.T.81 A CONCEPTS, P.C. CIVIL ENGINEERS LANDSCAPE ARCTIITECM� 224 COURT SQUARE CHARLOTTESVILLE, VIRGINIA 229( P11 434-2954W5 FAX 434295-2103 > bNIAL SCALE: AS SHOWN ISSUED: 4-15-08 DRAWN BY iVjos REVISION& Z 6.24-09, ESC/,WM COM-MENTS I i All rights reserved, No part of the material protected by this copyright (plans, ideas, designs, section or details expressed on 1W -,a plans) may be reproduced, changed or utifized in any form or by any mean, electronic or mechanical, including photocopying, scarming, or by any other means of retrieval system without written permission from Term Concepts, P.C. Also, those pians may not is assigned to a third Party without first written authorization of Term Concepts, PC, TERRA CONCEPTS, P.C. SHEET _0F 16 UTLFT CLEAN-OUT IV PROTECTION IJVAfVATERTIGHT CAP (TYP) LUCK 810 -Fill ER STED AND MIXORTEt. APPROVED EQUIVALENT (MIN 1670T.MIN 4"-6" NON -PERFORATED PVC PIPE @1% UNDERDRAIN GRAVEL 4�'-V' PERFORATED SLOPE (MIN) (AASHTOM43,117-l') SCHEDULE 40 PVC PIPE OR EQUIVALENT @ 1% SLOPE (MIN) TO 4" DEEP PEAGRAVEL D1 OR STORM DRAIN FILTER LAYER PROVIDE ACROSS ENTIRE WI Di1-1{_`3a 20 it 0, (,-, CROSS SECTION NOTES: 1 - THE NEED FQR ADDITIONAL PERMANENT EROSION PROTECTION FROM EDGE OF PAVEMENT To BOTTOM OF BIORETENTON AREA MUST BE EVALUATED ON AN INDIVIDUAL PROJECT BASIS, 2. PROVIDE V -T PONDING DEPTH TO THE CREST OF AN OVERFLOW STRUCTURE, 3. THE DISTANCE BETW5rN CLEAN -CUTS WILL NOT EXCEED 50 FEET. B10FILTER. COMBINED WITH DETENTION BASIN D-016 10 ) TYPIC'AL SECTION N.T.81 A CONCEPTS, P.C. CIVIL ENGINEERS LANDSCAPE ARCTIITECM� 224 COURT SQUARE CHARLOTTESVILLE, VIRGINIA 229( P11 434-2954W5 FAX 434295-2103 > bNIAL SCALE: AS SHOWN ISSUED: 4-15-08 DRAWN BY iVjos REVISION& Z 6.24-09, ESC/,WM COM-MENTS I i All rights reserved, No part of the material protected by this copyright (plans, ideas, designs, section or details expressed on 1W -,a plans) may be reproduced, changed or utifized in any form or by any mean, electronic or mechanical, including photocopying, scarming, or by any other means of retrieval system without written permission from Term Concepts, P.C. Also, those pians may not is assigned to a third Party without first written authorization of Term Concepts, PC, TERRA CONCEPTS, P.C. SHEET _0F 16 � ------- __1-_-_-__ - - ____" ___ "�' ... - 1. � . - , i - , �_' t ' �:. " ,--,., - - . __ . ' � . ro ki $tMimaryfor Subcatchiment % POSTD04 � I . . � :� � . -1, � . .': H d , , �.n .. I I." ' : :':. . ��. , , I rc'r'7'�7 7��77' -,." - r , ' - , I � , -, 7�71. �' Runoff = dsO 0,20firs, Volume= 1 �',W af, Depth= O�6,911 !-".,::��-,'�,,�.�'..'�.�..�, .5 � CTSI� 1. ,'I I'�� 1, ._�" e. -..'.��' , . .e., :. � � ;+.: "�' �;'_ I... 0 Inflow :1 I . " ... � 4'77� .. I I- .1.. - I �: ":. � . . , � ',�'�: ' " m I 17. , I - . '.. � . - , 54.77 _ . .i A '..�:.',:�.� " y .: 11: a Prima I Y. ." - - I -1 -'�- JWIPY41 e WAA�--X. ' � 1, � � . 11 � I �, _ �. i .::P ��:__:_ � . - . �... %::�'.:.:'r�-77� .: ,.,.. . 1, _., ,. .-I , �.. � 4� � , . - . 111. , : � . �Ptak _ Runoff by Ration al rn ethod, RI se1FaIf='I,0/2.0xTc, Time Span= 0,00-4,00 hirs, dt-- 0,01 firs - � y z' . - X .. �� _': -.!::- ," . .': - � I- "Ir�'_J'4�!?._ . :� � 7 � . : , ,' 6 44 . 1� - 1:1 - _'.. . , I ' �- "�_V;l � '. . t �� , � �* .-. .1 , "� � I . ' ' " VA-Abenialle,ATLAS142-Year Duration=12min, Infen=3,82inihr , . . . . .-, 1 , - �.;Vj :��.'._ $ 444 _07- , �.'r -, - . � ;'_� _�� ,. I I I I ". . . .17 I ' 40 , Descrl tion Area acC. - 0�a'_, _.qPq.:_ "Z 12.060 0APEMAGU I 8.33 0,947 IMPER\UJS � -._ _t . I. I � I .: 2.940 0.68 GRAVEL M,q . 14:64 PS, 1 71 23,330 0,61 NWIghtedAverage ___ ,111---.---.-JI . - . , . - . - ,.. ..:� .:�. .�� :. ,. I 1 23,330 Permous Area . 10.'". I . I TO Length Slope Velocity Capacity Description � -t 111111111111 �� i . I � � II (hin feet) OU) Lftist0 ('. 0 Direct Entry, OT DEV. 0 1 3 . I . 4 ,11,6 Time (hours) I .1I __ -----,I-- ------.,,-.-.--.,...--.--.-,-.",._.....,-....--.,.-, - __ Surnmaryfor Pond 2P: (new Pond) Hydroomph for Pond 2P: (now Pond) 0.00% hipervious, Intjrjw Depth = 0,69" for 21 -Year event Tlime Inflow Storage Elevation Mnary InflowArea = 23.330 ac, (hour,,-) (CN) {cubic �jfeet} (feet) (cfs) Inflow = 54,77 ofs @ 0<20 hrs, Volume= 1.342 of 0 00 0.00 mm 0 533.00 0.00 Outflow = 14,64 ot @ 0,48 hrs, Volume= 0,920 at, Aften=73%, Lag=17.1 min OM 28.32 5,098 533.32 0.00 Hroary = 14.64 af,; @ 0,48 hrs, Volume= 0.920 of 1'120 $4.76 20,342 5$4.19 0,63 0.30 40.60 108 47 Routing byStor-Ind method,Tirrie Span= 0,00-4.00 hrs., dt-- 0.01 firs 0.40 26,43 13.93 FeakEk.v---53544'@Q.48hrs &OArea=20,864sf Storages- 0,50 12.27 44,757 536A3 14.61 . 19'60 0,00 41,588 153528 '13,36 0,70 0'00 37,142 535.05 11.33 Plug -Flow detention time= 38.8 min calculated for 0.91 8 of (68% Of MOW) 0,80 0,00 :3a,421 534.87 9,28 Center -of -Ws s det, time= 35.2 min (50,8 -15,6 ) 0.90 0.00 30,488 634.73 7,08 1.00 0,00 28,266 534,61 535 . 1.110 0 �00 4,09 Volume Invert Stora e Desin tion - 1.20 0,00 25,277 534.45 3.19 #1 533'40` 146',036 cf Custom -stage Data (Irregtdar) Listed below (Recale) 11,30 0.00 2,53 1 1,40 0.00 23,433 534.36 2.05 Elevation Surf.Area Perim, Inc.Store Cum.Store vvet.Area 11,50 0.00 22,705 534.32 1,68 feet? ... , (-Stl-ft) (feet) _(oubii�-feet) (cubic -feet) (s q-& 11.60 0.00 1.40 - .11 0 0 15..633 1,70 0.00 21,747 534.27 1,19 53100 15,638 601,0 1,80 0'r`10 21,353 534.26 1,01 534.00 '13,10.9 635,0 16,858 16.,858 19,()39 111.90 Q 0 21,014 5:.',4,23 0,88 � 536.00 21,908 677.0 40,044 56,902 23,616 2.00 0,00 20,720 634.21 0,76 638,00 27,228 7,05.0 49,133 100,036 37,51 63 :2.10 0D) 0.66 .3 12,20 0,00 20,288 534.18 0.199 DieviceInvett 0�idet Di evoes , _ '130 0.00 20,037 534,17 0,53 _f22jjLl� 2.40 0,00 19,857 534.16 047 #1 Primary 528,50' 30.011 x 290.0 long Culvert RCP, groove end Projecting, Ke=0.200 2,50 0.00 042 � projecting, , CXttIetInvert=-525.00' S=0.01177 Cc=o.900 n=:0.013 12.60 Cr.00 10,502 534,15 0.38 #2 Devlae 1 534.00' 12.0" Vert OrificelGrate X4.00 C=0.600 2.10 0,00 '19,421 534,14 O'S5 #3 Device 1 636,00' 78.0"Horiz.OrfficelGrate Limited to weir low C=0.600 :2.80 0,00 19,301 534.13� 0.,,k2 2,90 0,00 `19,`{911 534.13 0.30 I PrimaryOutHow Max--i4.64ofs @048hrs HVV=535,44' (Free Discharge) :3'00 0 La i9'086 534.12 0.27 :3,10 0,00 18,994 -5 .34.1 2 0.25 t--1 =Culvert (Passes 14 N ofs of 55.78 ofs potential low) 1 '3,20 (�'00 , 18,908 634,11 0,23 T=Orif ic elGrate (Orifice Controls 14,64 ofs @4,66 fps) '3 313 0,00 18,P,29 534A 1 0,21 =riflce/Grate (Controls 0,00 t) �3 40 0.00 18,766 534,10 0.19 :13'rio 0,00 18,689 534.10 018 :3.60 0.00 18,627 534.10 0T? 370 0.00 18,568 534.09 0.116 13,80 0.00 18,511 534,09 0,15 :3.90 0,00 0.14 4,00 0.00 18,407 534.09 0:14 1 // SWM- 4 2 YEAR STORM - DURATION = Tc STORMWATER DETENTION REPORT $um mary for Pond 2P. (new Pond) InflowArea = 23.330 ar,, o.00% lmper,v ous, Inflow Depth = 0,89" for 2 -Year ent friflow = 30.19 cfs @ 13.20 firs, Volume= 1,738 of Outflow = 10,25 ds @ 018 lirs, Volume= 1,3119 af, Atten= 46%. Lag= 34.7 rain Primary = 16.25 ds @ 0,78 firs, Volume= 1,310af Roufing by Stat Ind method, Time Span= 0,00-4,00 hrs, dt= ODI hrs Peak Bev= 5$5,65'@ 078 hrs Suif.Area= 21,298sf Storage= 49,411 Cf Plug -Flow detention time= 41.4 min calculated for '1.307 of (7511/0 of inflow) Center -cam fvbss det, We= 36.1 min t 63,2 - 27.1 ) Volume Inert - Avail.Stora e Stora e Description #1 533,00, 106,036 cf Custom Stage Data (irregular) Listed below (Recalo) Be,vation Surf -Area Perim, Inc.Store Gurn,Store vvetkre-a {feet) (sq -t', (feet) (Wbir'-feet') (cubic -feet) (sq -ft) 533.00 15,0-38 601'0 0 0 -15,638 534.00 18J1)9 635.0 '16,858 '16,858 19,039 536.00 21,998 677D 40,044 661,902 23,616 538.00 27,228 795.0 49,133 106,036 37,516 De�ice Routin' _ invert Outlet Devices #1 Primary 528,60' 30.0" x298.0'long Culvert RCP, groo,ve end projecting, Ke-- 0.200 outlet tn,vei# 525.00' S--0.01177 Cc= 0.900 n=0.013 #2 Dedoe I 534,100' 12.0" Vert, Orifice/Grate X4.00 C=0.600 . #3 De,,Acel I 536,00` 78.0"Horiz-orifice/Grate Limited to weir low C= 0.600 PrimaryoutFlow Nw-,-16.25 cfs 0,78 firs HVV=535.65' (Free Discharge) t-l=Culvert ('asses 16.25 ofs of 66.54 cfs potential low) 12=OrificelGrate (Orifte Controls 1626 ofs @ 5.17 fps) 3--OrificelG rate ( Controls O.00cls) .....- .- , - , - ;':.;��T:'� - , H "D.W"Mda [, 3pitid'a � � : - - N`�'$-'_ :'.' -P . A I � C - :'ii� yl'��_ �, I I . 7 i ;. ' i . . . . , . , . ; � ; , . I � � " � - � . � -11 , I �..' , - - �. �_:- A, - , .:-;:� � "�. - - . �_' �. _. �' p Y 7 ". JL"�� , - 0 Inflow . 11 I.. ... � - -11 . -1 ". - . - .- . - I V �' r"Imoly 0 I " I �� :. � � - � :'�: .�'.. . " . .. '. . � ��3 , ,. �� ". .. � � ': t:;.7 -� . 60 " '.� I � t . , 7 _.�7_ � ...... 1 '-� . . I i " , -, '�� - ", - . I - �f ' . , I -11 .'.;. � -, .' , % � � o." �i . - - , '. " . - ". , 1 "� - - ...' I .. - I... � 1� � .= �� "; -A' . __ , I _-1 � . . �' � - � '� I � Z; I I � , � I " � 4Q . . � V�, - ��_;__�_ - - '53� 1 1� � "_ i v ". r, r �. ,� ',. c " �:'�_' "'. � ' . . Z' , , I , 7 >� ." .1 ... I � . I � I . . "r. - . - ,. I . I , ' 2�' �.. I 1. � ""��' ___�____�__4_.'___':.j_.:' . 1. - � . I I ' I . - . . 1. . � . 1 .3 � ' I . -11, - i ' I - . I 1. - f, � .20,� .. . � ___�4�'�' � . I 6 30 100 150 200 Event Duration (minutes) .11.A."', . roppapt. � , - -1 : � I -- - r 1 " 1 -flow - - �. � � ':_ '�.": - ". . . I � .1 I , �.!: " : , � �An-14�e'l i� �: � " �� i F._ ", I'll. �' P�"' -'""�� '� �_�'�' t - !Critical Duration Analysis for Pond 2P, (new Po Duration 11 Elevation Inflow Rim ary (minutes) (feet) ... (Cfs) -_ r, 533.86 31-24 0,00 10 535,08 5044 11.65 .15 535-50 49,42 15.14 20 535.58 42.67 15.619 25 535,62 37,67 16,02 30 635.65 3181 16.19 35 535,65 30.74 16.25 40 535.65 2822 16,22 45 535.64 26.12 16.14 50 535.Q2 24,33 16.00 55 585.60 22ZO 15,8$ 60 535.57 21.46 15.63 65 535.54 20.2.9 15,41 70 535.50 19,25 1516 75 535.47 18,',12 14,190 80 536.44 17.49 14,63 85 535,40 16.73 14.36 0510 535, 7 16,05 14,07 95 535'2;3 ,15.42 13,78 100 535.310 14.85 1149 105 535.26 1432 13.20 110 ,535.23, 13.83 12.91 i15 536.20 13.33 12.62 '120 535:117 12.95 '12.34 125 $35,14 12.56 12.06 130 5135.1 1 12.19 11,79 135 535,08 11.85 11.52 140 535,05 11.63 11 26 145 535,03 '11.22 11,00 150 535M 10.93 1015 s 156 5308 10L66 10.52 1 ;� '160 . � 5,34.96 10.40 10.31 0 16x5 - . 634.94 ,10.16 10.10 -1 .1 170 534.92 9.93 9.88 _1 '175 534,90 9.71 9,67 1 : 180 534.69 9,50 9.47 I ; 185 534.88 9.30 9,28 :E 190 534-86 9.11 9,09 � :j 195 534,85 8.93 8,92 . 1 53530 8.75 8.74 ? 7 : 205 '34,83 8,59 &58 � i 210 534.81 8,43 80.42 i � 215 534,80 8,27 8,27 i1 220 53419 8.13 8:12 . 1 225 . $34,79 7.98 7.98 ! I 230 584.713 7.86 7,84 1 � ; , 535-14 7,72 7,71 ., % ,�i -z 240 634.76 7.459 7.59 0- I -T--T�r---"- I I � I � ! I � 0 1 2 3 4 � � � Tim e (Hours) z i SWK 2 VL EAR STINC)FiRM - CRITICAL DURATION, STORAMWATER DETENTION REPORT __'_______1_ :1 0 �. .1 _-11 . _. � . ,� I.P. - - �, _. , � _;�' , - . " ,- - � ____ , .... , '�' �. � . - , 7 I I - � I , - : �' -� � I . ., :' I - I , '-V "�.j atchrrient JS- POST DEV. .. I I 2� "''. . �'�_�'._ _ �.. � . , -,-. - . Summary for Subc r .' i'_w��. - _-.11 ... I I V , r'�W:�'P' p�""Z'.' ' . - � .. .1 ,��7--"-: - - - . 7�:7' '77 -1 � --T-.��7-'�-- � - : � ' �. -' .... 1"'. . '1111 . . . ,- . '� , � , 1 -� I 1,766af, Depth= 0,90" ��, - � - 71 �64 b I � I I I - - _ �'� � -, _.t.-_ : ,-.- �:' - ' . 11.'.;Olt�" 1'.. .- 0 flow I - - �4 1. _.... . � - . ...7 _: � �.� : - _ . , . 1. - ' : �.-' - '... , , �%� �. Runoff = 71.134 ofs £1,243 hrs, Vdume= --u I I .1. � I 3. �. � . , . -1ir,. -�.. 9 Primary � ,�-' ` , ,. .. �'. " 0 " '11 .. :. �. '�_-_ ' -;,., -��'7 't Z_� - - io_' ;:_ � : . :1 "..''. - . � - - - --. , .'_'�� " , ..�. : ". ��.�!.." ..' .1. . . . ,-I -- �. .1- .� 1� I I '_ . I :' I .. , -, 'or" '� 1; "� , : . � , Runoff byRatiionaf method, Rise/FaIM,Q/2-D xTo, Tirne Span= 0.00-4.00 firs, d,t= 0,01 firs '. _.' �� ,.,��'�,�'�'�,�,-�--t.t.t.t.t.t. �� I .-"..' '�.�:. - - : '��. i, "�.'� . � �� :: I � �' . I , . %: � z - "� :. , -1 �. . , . I � I � - . I I . � . - �' , , . � . . s - - : I - ih - � . :_ , :: , ii '�� ,. I I VA-Albemarle-ATLAS1410-Year Duration=12min, Inten=4,99in i ", ," .. ��-' '�:. , �__ _' ;: - '.. i"' - i � ' � 4'. - -1 ".-'A�'" �-. :_.--1..1 .' I I .. , �,, .',,'' : %_ -1 � '.'.� � I . - - � t. ... I - " � . � � I O' .z 1, , �'.". � I . �. '' � 1. , .11�f . i Area ac -C Desai ?tion - 12050 0.40 PERVIOUS . 40- � I . I � I I . � , �' . I ", .��.. I ' I :7 _1 � � - I -�':t'77�1 -, ; , ! t . . 777777-1-77-7- 7 ---- . � " I I 1 8.330 0.90 IMPERVIOUS :.A,;P. " - . - . . _ .1 .. - I . � % . I I I � i - ' . I I . . .. I . I .. � 2.940 0,68 GRAVEL I , a 30' 1&97 U, � � I 1 '___'1'�__4_1_17_.___7_. __: . - . _1__.'__':�_11: . � "I ... ' i 23,330 0.61 NAVighted A\�erage 2o' - ; .. - - I • ' �, I - - _-L-__ - ? . . -1 ` 23330 Per Area ' � I � I I I j . 10�/ . j . . : I � Tc Length Slope Velocity Capacity Description � 1 y _� I . I � (min) !�) (ft) ( sec) (0t) I 0 11 i . � I - I , , I � I � � I ! 0 1 2 3 4 � 11.6 Direct Entry, P OS T DEV� ! I Time (hours) � ----,------- - ----------- - ____ .... .... _'__,_'__ ____ _� Summaryfor Pond 2P: (new Pond) Hydrograph for Pond 2P* (new Pond) � Inflow Area = 23,330 ac, 0.00%imper,viaus, Inflow Depth = 0.90" for '10-Yearevent Time Inflow S to r8 g e, Elevation Primary ' Inflow = 71,64cfs @ 0.20 hrs, Volume= 1.756 of (holjN) (oft) (cubio-feet) (feet} (cis} Outflow = 18,97 cfs @ 0.48 firs, Vol uni e= '1331 af, A#en= 74%, Lag= 17.1 min tJ.00 0,cc 0 15S3.00 0.00 0.10 37.05 6,1569 533,41 0.00 Primary = 18.97 cfs @ 0,48 hrs, Volume= 1.331 of 0.20 71.63 26,422 534,51 3.98 0'3Q 53.10 415,0153 535,415 14,72 Routing byStor-Ind method, Time Span 0.00-4.00 hrs, dt= 0.01 hrs 040 34_5& 54,$% $36,91 17.94 Peak Be\,=536,02'@0.48hrs Surf.keam22,0500 Storage= 57,364of TD.50 10,05 67,2?4 63e,02 18,80 0.50 0.00 53235 535.&3 17.46 0.7 Q 0 QO 47,296 535.55 1 5_53 Plug-Flowdetention, time= .38.3 min calculated for 1,331 af (76%of inflow) 0,80 (),O0 42,059 5,�5 30 13.55 Center-o"ss, det, tiro e=35-1 min (50.7-15.6) 0.90 0,00 37,542 535,08 1'1.53 1.00 000 3:3,750 534.89 9.50 Volume Invert Avail.:Storagt Storage DesQription4.10 W1110 30,739 534.74 7.27 1 _ ' 1. .1 . .1 I.. 1 -1,20 000 28,456 534,62 5.50 #1 533W 106,036 cf Custom stage Data (Irreqtdar) Listed below (Recalc) 1.30 0,00 26,724 534.53 4.20 1,40 0-00 25,390 534•,46 3,26 El evatil on . Surf,Aj-ea Perim. fno.Store Gum. tore VW'A-ea IM Q.QQ 24,343 53440 2.59 (feet) (s ft' (feet) (cubic -feet) (cubic. -feet) (Scl:& '(,60 0.00 23,505 534.36 2.0,0 533.00 15,638 601.0 0 0 '15,638 1,70 0.00 22,824 534.32 1.72 534.030 18,109 635.0 15,858 '16,858 19,039 1,80 0.00 22.261 5'34.29 1 43 . 1.90 0,00 21889 534,27 1.21 536.00 91998 677.0 40;044 56,902 23,616 -).Do 0.0i'l 21,382 534.25 1.02 538,00 27,228 795.0 49.133 106,036 371,516 21 0 000 21,045 534,23 0.89 2,20 0:00 220,147 534.21 0.77 De,wice Routinijq Imert Outleft Deices 2,30 0.00 20,438 53420 0,67 2.40 0.00 20,259 534.19 0,60 #1 Primary 528.50' 30,0"' x 298,01ong Culvert RCP, groo\,e end projecting, Ke= 0.200 2.50 0,00 20,055 534.17 0,53 Outleltinw#=625.00' ,s=0,01'17'J' Cc= 0.900 n=0.013 2,60 0.00 19,873 534.17 Qyl_g #2 Desi 1 534,00' 12.0"Veirt.0rificefQrateX4,00 C=0.600 2,70 0.00 19,7111 634,115 0A3 #3 De\A ce 'I 536,00' 73.0"'Hoiriz.0rificei'Grate Limited to weir low C=0,600 2,80 0,00 19,566 534.15 0.38 2.90 0.00 1«,434 534A4 0,35 primary OLARow jvj� =18.85 ds @ 0.48 hrs> HV,#536.02' tFree Discharge) . 3.00 00 19,312 534,13 032 3,10 0.00 19,200 534.'13 0.30 t-1 =Culvert (passes 1$,85 ,* of 57.791 clsl potential flow;) 3,20 0,00 '19,098 534.12 0,27 L2=0rifice/Crate (Otilce-Ciontroisl8.65,5.94t)s) 3.30 MO 19,003 534:12 0.25 3=Orifice/Grate (Weir Cont'Ols 0.20 dt @ 0.47 fps) 3.40 0,00 '18,916 534 1 1 0.23 . 3.50 0.00 18,836 $34.11 0,21 1 3.60 ON 18,763 534.10 020 � 3,70 0.50 18,695 534.10 0,18 I 3'00 0,00 '18,633 534. W 0.17 1 :3.00 0.00 18,57:, 534-09 0.115 1 : 4.00 0.04i '18,517 634,N 0,15 i - STORMWATER DETENTION REPORT Surnmairy for Pond 2P. (new Pond Inflow Area = 23.330ao, 0.00%lrripeNous, Inflow Depth = 1.26" for '10 -Year event Inflow = 39,59 cs a 020 hns, Volurnezz 2,443 of Outflow = 28.88 oft @ 0.75hrfs, )VoJurne= 2,Q11 af, Men= 27%, Lag= 333 min Primary = 28.88 cls @ 0.75hr-s, 'Volurne= 2,011 of Routintu byStor-Ind method, Time Span= 03J017'-4.00 hrs, dt= 0,01 hrs Peak Elegy 6S6.26@0.75hrs Surfjkeia=22,644sf Storage= 82,682cf Plug -Flow detention timie= 38.5 min calciulatted for 2.011 af(82%ofinfow) I Center -of -Kbssdet. time= 34.Onein (6r2-6- 28.6) 1 Vol U rn e tmert A&WL,q3 orae Sftora2e Description #1 533,00' 106,036 of Oustom Stage Data (irregular) Listed below (Recalc) Elevation GurfA-ea Perim. in --Store Curn.Store WeUarea feet) � �sq-ft) Leet) (cubic -'feet (cubio-feet) ($I- ) 533,047 15,638 (301,0 0 0 15,638 534.00 18,109 635'0 16,858 113,853 19,039 536.00 21,998 677.0 40,044 56,902 23,616 538,00 27,228 795.0 49,133 106,036 37,5116 Device Routing lm,ert Outlet Devices - #1 Primary 528,50' 3001 x298aWlong Culvert RCP, groo'Ye end projieciting, Ke- 0,2110 Outlelimert=526DY S=O.0117'f CC- 0,9130 n=0.013 #2 Deice 1 534,00' 12=O" Vert. orifice[GrateX4.00 C=0,600 #3 De,vice 1 536.00' 78.0"Horiz.07riflcelGrate Limited toweir flow Cm'0.600 Primary OutHow Nla-28.85 cfs @ 0,75 firs HW*36-26' (Free Discharge) t-1 =Culvert (Passes 28,85 ofs of 58.60 cfs potential flovi) --Orifice0ate (Orifice Controls 20,06 ofs @ 6.30 fps) N--Orificel`Grate( �Wr Controls 8.79 cfs (9 1,56 fPs) I ..'., -I _ .'.' .:' - " . � - j _41j, 11 - .- ... 11. 91 � . . .� 11 A 1,. - �. w' N In f low - - . % � �'�'-'-�.'��',z 7,50,8,76fs I ;1�::: � �: _: L: - . .. I � � - 1 - 23,;330? , . -;<. � :�� ",�:Z' .. I . 7-1 , .� '�.'_ � I ,. np are '6""'-':� � 0 Rimary 1, 40 . '..� �.':-' ".� . I 1, I , I I � , � � ,..�� - ". ..� .1 .. I ..". .� - .. - .i ..- .��:�-'.'_"... - � . - '' . 11 .��: ."' " - .L . . � :'� � . �:':' � I - Sura� �- 16 . - .-"I ��.�__-Ii§f*r4� � : , '� S. I.-,,--"--. .. 2 S' . . . , 0� ��,_.':"'�" I 1, I I I - .�'T� . . �_: _ �, � _: " � ' I., . - " , I ��_ - � ;.� : - .11 �t_ ''.�''�_ . : _% " � 1 � ,' , �:��." ::, � �; _.%'� �_ I _ ".. i . � 1. Z�'�:'� z � - _ - _,- "��_'.T� . '.- W I. -I �' __�;_ ��' _�� - '7 L I , '. 11 � ..' � . - . - ' I , , - .' �*'., '. /' - �, _.' �r � . ., ... ,. . - I., � - ..: ; I I . :' _.. - �.''. - I 1. � I -�� Q� �-25; '� - I - . I � �_1____�1.1___ _ -_ - -- -----. _ �7 ,. � I �., I . � _ �� .- ,- , Z'� "s. 11 , , . � . : � I 1 : _ I �' ,:7, : , .. - .' I � . ". �;'20':.� � , I . - . I .� I . . I I . .' I i ----"- � " -.1-1 � 10� . - ----� - . . � I � - � . I � I � I - I � . i I I : . 10'. - .. �� I _1 - _L__' 1'____ -, 0 C. ,_', �: " �/ ' . .. .:. . . - - 1, 7 . .- . , . �' 1. . . . 1. I 1, a 4101", 1 1 1 q : I 0�I I I .. __ - . . _�O' __ __ � 11�.. I . . I I . . � � -10,-, . Critical Duration Analysis for Pond 2P. (new Po Duration Be\,aticn Inflow Primary (minutes ) et) (cfs ) (Cls) 5 534.09 4010 OA4 10 535.55 65,63 15.46 15 536,10 65,12 21.43 20 536.18 56,88 24.85 25 536,22 50,75 26.95 30 536,25 45.98 28.'13 35 536,26 42.15 2812 40 53626 39,00 28.87 4 S 53626 36.36 28.67 50 536.25 34,11 28.20 55 536.24 32,16 27.57 00 536,22 30,45 2630 65 536,20 28.95 25,93 70 536,19 27,611 25.06 75 536,17 26.41 24,17 80 536.15 2532 23.23 85 536.13 241,34 22-35 90 536.1{7 23,44 2140 95 536.08 22,61 n4_49 100 536,05 21,86 '19.5`1 105 5136.01 21,16 18,707 110 535.96 20.51 1830 '115 535,92 19,90 18.01 120 535.87 19.34 17,72 125 535M 18.81 17.43 130 535.78 18,32 17.14 135 535.74 '17'.85 16M '140 535.70 17,41 -16.57 '145 535-66 17.00 16,28 , 150 5-15.62 'I 1 16.00 1 .1 '155 -1 ; 535.58 16.24 15.73 ..! I 160 535,54 '15.89 15.46 I , , � � 165 53551 15.56 '15.20 i 170 535,48 15,24 14.94 175 535.44 14,94 14,69 o : ; i M 535,41 14.65 14.44 'I 185 535.38 14.37 14.20 ; 1 . : 1 3 190 535.35 14,11 13,97 i 1 195 ; 5311-.33 - 11 3.85 i 13,74 I I i 200 53530 13,61 13.52 , 2015 i 535,27 13.38 13,30 � L � 210 535.25 13.16 13.10 ; i 215 535.23 12,94 12,89 1 i220 535,24 12.74 1270 1 I 225 i 53510 12.54 12,50 ! 230 535,16 12.35 12.32 1. , . ' 1 235 535-14 12.16 12,14 I 240 535,13 11,98 11.97 ______ j 71 -11711-1- ' i i I � � I 71"-T--7----' , , , , i I Q 50 1Orli 161 2174� I Arent Duration {minutes} I SWM-31 10 YEAR STRM - CRITICA L IDWRAT 111(j`N __ - 13 STORMWATER, DETENTION REPORT le C1 SWks 100YEAR STORM - DURATP10"ITN" = Tc PSTORMW.TER DETENTION REPORT Summaryf or Pond 2P: (new Pond) Inflow Area = 23.330 ac, 0.0011/t) lmperv4ous, Inflow Depth= 1.66" for '100 -Year event Inflow = 6024 ob @ 0.20 firs, Volume= 3,225 of Outflow = 53,41ofs @ 0.59hrs, Vclume= 2,794 af, Atten= 1 1%, Lag= 23.7 min P'r'imary = .153.41efs@ 0,59hrs,Volume= 2.794 of Routing byStor-incl method, Time Span=0.00-4,00 hrs, dt= 0.01 hrs Peak, Be-�536,61'@O.59hrs Surf.Area= 23,522 sf Storage= 70,678 of � Plug -Flow detention time= 29.9 min calculated for 2.787 of (86% of inflow) Center of -Ws s det. tins e= 27.2 min (52,9 - 25B) Volume Imert A\aiLStoraqe Storage Description #1 533,00, 106,036 cf Custom Stage Data (Irregular) Listed below (Recall) Elevation SurfArea Perim, lnc,$tore Cum Zlore V1et*ea fleet (s -1) 'feet) -(c,ubio-feet) (cubi2jtej) fs lti 533.00 15,638 6Q-1.0 0 0 15,638 534.0x07 18,109 635.0 16,858 16,868 19,039 536.00 21,998 677.0 40,044 56,902 23,616 538.00 27,`228 795.0 49,133 106,03e 37,516 Defoe Routing Invert Outlet Devices - #1 Primary 528,50' 30.0" x 298.0' long Culvert RCP, groo'vL- end projecting, Ke-- 0,200 OutietInvert- 625,OU S=00117'f Cc=47,900n=0.013 #2 De4c,e 1 534.00P 12.0" Vert. Orifice/Grate X 4.00 C=0,600 #3 De'vice 1 536,00' 78.0" Horiz. 0rificelGrate Limited to weir flow C=0,600 Primary OutFlew K/4-<-53.37cfs ,@039hrs HHV --5315 6'i' ('Free ?Discharge) t-IzCtdvert (Passes 53.37 cfs of 59.74ofs potential low) torifice/Grate (Orifice Controls 21.95 cfs @699 fps) N=06fiice/Fate (V\ieIr Controls 31.43 ofs @ 2.54fps) , 11 � - H . �.' ..-':'I' -1 .- , '. - � . , : , ' l� I � I "". 111."'- " �' !:'-�',t"�' , .!:� �; . , . "I... ��, - 1:,".'�",' ��! 1 , ' ' � . ' - � , � , � 1. I - �, I � '� ' � � 1�`-`-.�t"�" �,,-:.- � , - ' & � -h'��;61..'�_7 - � � ' - � '7� "_ 1. � - , � ! 91!"-�'W�. - - � I I - " , I '. 11%, . '.. � - , - -1 .1.' ". I ., �_ �� - ,.:��';��'-";"','-� �InflowI , . . _ , -. .� -. - gii'u�__ � : ��' - � - � , . �' " �...,.� - ... ,,'�"-:� �'. �: _-, - '� .. ... , . - - -��-,;� ,., � , " �.. W '� � , ,'� ��": " � . , . , � 6 � . - - ` "-_ - '.:�� I �- ,66�34_0 . - ... - .. . ' I __�__ : 4�;'��I','-'4�'.",z 11 "". 1� %: prima., � .' - ; .. VAi4 I � �'-:', " � I " I � " " " " , -.1%, ', -:607 ..�� . �'_'. - .. .., - -, � . . - '. - 11 - � I— 'I �: , .:� . - - , 11 � � .1 '_'�' . 1, 7 � -. � - ... p4.�� ::_' - %.. , t'�, .'' I , 7, � . " .,,,.'.I - � K7 . -0 � �;� i ,,, ": -'e--., - � 44 - � � WIQW .4 6 Critical Duration Arialylsls for Pond 2P: (new Po Duration Elevation Inflow Primary (fe qt (cls) , . �cfs) 5 53425 62.84 0 10 53614 85,86 292.93 '15 W Tc Leng1h Slope Velocity Capadty Description I i . 0 , , .1 , 2 ill (min) (feet) (tift)_ (fvsec) (Cfs) 586.50 68,72 Thn e (hours) ' 11.6 Direct Bitry, POST DEV. - '�'r '.�'_ - 58,66 -hydrQqraph 40 536.59 54.98 for Pond 2P: (new Pond) 45 Summary for Pond 2P: (new Pond) Time inliOW ,9toroge Eiev�flon Primary 49,23 (hours)__ (c�f-, ), (oubl -,feet,' - (feet} (ofs) Inflow Nee = 23.330 ac, 0.00% Impervious, Inflow Depth = 1. 18" for 100 -Year event 0.10 r3 48,5W � 6 8,744 533.04 53354 0.000,00 Inflow = 93,93 cfs Q 0.20 hrs, Volume= 2.302 of 0.20 93.91 34.104 534.91 0.73 Cufflow = 41,45 cfs @, 0.42 hrs, Volume= 1.3'76 af, Aften= 56%, Lap 13.0 min Q3Q 6,932 58,056 636,05 19.66 Primary = 41,45 cfs @ 0.42 hrs, Volume= 1.876 of 0,40 45,34 66,987 535A5 41.07 90 0,50 21L06 64,7$8 536.36 34.60 35.44 0.50 0.00 58,3 23 5.36,0E> 201,06 ROUting by mot' -Ind method, Time Span= 0,004.00 hrs, dt= 0.01 hrs 0.70 0M 51,8101 6395.77 17,02 Peak Be\,--,,536,45'@0A2hrs SurfAea= 23,132 sf storage= 67,107cf 0.60 'I 15 46,OS5 �35,49 15.08 120 0M GOWO .00 40,962 535.25 I 31 0 30.68 '1.00 &.00 36,612 53 5.0 4 11.06 Plug -Flow detention time= 32.7 min calculated for 1.876 of (81% of inflow) 1,10 01.00 32,990 534.85 8,93 Center -of -Mass det tme= 30.2 min (45.8 - 15,6) 1,20 01,00 30,159 534.71 5.82 k 1 1 150 1 1-30 0.00 28,018 ��,,4.60 15.16 27,37 1.40 0:.00 26,369 534.61 3,96 Volume Inert Avail.8torage Slorage DescriLlon 1.50 01,00 25,129 534,45 3,09 #1 533'1)0' '106,036 cf Custom Stage Data (irregular) Listed below (Recalc') I 1.60 OWO 24,135 53430 246 1; i 180 1.7Q 01,00 23,338 534.35 1,99 24,90 1,80 01,00 22,686 534,32 1.64 Elevation SurfA'ea Perim, Inc.Store Cum.8tore lv%letAea 1.90 0,00 22,146 53429 137 (feet) (so) (feet) (cubic -feet) (cubic -feet) (S 1t 2'00 Ho 21,691 53426 '1.16 . 533.00 15,638 601.0 0 0 15,638 2.10 2,20 1100 01.00 24,306 20,973 534,24 5:34,22 0.99 0.86 534.00 18,109 635,0 0 16,868 16,858 19,039 230 D.00 20,684 534.2-1 D,75 - � 56,90-2, 0X00 21,998 677,0 40,044 23,616 2.40 01 . ", 0 2{9,433 53420 U5 538,00 27,228 795,0 49,133 106,036 37,516 2,50 01,00 20,211 534,18 0.58 . 2,60 01.00 20.012 634,17 0-52 2,70 0,00 19,8'34 53416 0,47 De�4 ce Rout n,q Invert Cutlet De;j ces 2.80 0,00 19,676 534.15 0,42 #1 Primary 528.59 30.0" x 298.01 long Culvert ROP, groove end projecting, Ke= 0,20 2 .90 3 00 U00 0,00 '19,535 '19,405 5:34.15 534.14 C138 0135 Owtlet Inert 525.00' 3=0,0117'1 CC= 0. n=0,013 3,10 0,00 19,286 534,1'" 0.32 #2 De�iice 1 534,09 12.011 Vert. Orlificel(Brate X4.00 C= 0.600 3,20 0 r 19,176 534.13 0.29 X3 Ce\Ac'e 1 536.00' 78.0"Horiz.Orffice/Grate Limited to weir flow C=0.600 .3.30 0.00 'I 0,0716 63412 0.27 3,40 0.00 '18,983 634A2 0.25 3,50 0,00 18,897 534A1 023 Primary lar. How Nlbx=41 .41 cfs 0, 0.42 hrs HV\A=536.45' (Free Discharge) 3.00 0.00 13,810 534:11 0,21 t-1 =CLdvert 41-41 cfs of 59.24 cfs flow) 9,70 0,1110 13,747 534,10 0.119 (Passes potential t2= 00ficelG rate (Clilce Controls 21.13 cis @ 6,73 fps) 3,80 3.90 0�rjo 0.00 I 8, 68 11 1 8,6 -1 03 5134.10 534,10 0.118 0;.17 3=Orifice/Grate (V\Ait Controls 20.28 cfs @ 220 fps) 4.00 0,00 I 8,560 534.09 0,16 le C1 SWks 100YEAR STORM - DURATP10"ITN" = Tc PSTORMW.TER DETENTION REPORT Summaryf or Pond 2P: (new Pond) Inflow Area = 23.330 ac, 0.0011/t) lmperv4ous, Inflow Depth= 1.66" for '100 -Year event Inflow = 6024 ob @ 0.20 firs, Volume= 3,225 of Outflow = 53,41ofs @ 0.59hrs, Vclume= 2,794 af, Atten= 1 1%, Lag= 23.7 min P'r'imary = .153.41efs@ 0,59hrs,Volume= 2.794 of Routing byStor-incl method, Time Span=0.00-4,00 hrs, dt= 0.01 hrs Peak, Be-�536,61'@O.59hrs Surf.Area= 23,522 sf Storage= 70,678 of � Plug -Flow detention time= 29.9 min calculated for 2.787 of (86% of inflow) Center of -Ws s det. tins e= 27.2 min (52,9 - 25B) Volume Imert A\aiLStoraqe Storage Description #1 533,00, 106,036 cf Custom Stage Data (Irregular) Listed below (Recall) Elevation SurfArea Perim, lnc,$tore Cum Zlore V1et*ea fleet (s -1) 'feet) -(c,ubio-feet) (cubi2jtej) fs lti 533.00 15,638 6Q-1.0 0 0 15,638 534.0x07 18,109 635.0 16,858 16,868 19,039 536.00 21,998 677.0 40,044 56,902 23,616 538.00 27,`228 795.0 49,133 106,03e 37,516 Defoe Routing Invert Outlet Devices - #1 Primary 528,50' 30.0" x 298.0' long Culvert RCP, groo'vL- end projecting, Ke-- 0,200 OutietInvert- 625,OU S=00117'f Cc=47,900n=0.013 #2 De4c,e 1 534.00P 12.0" Vert. Orifice/Grate X 4.00 C=0,600 #3 De'vice 1 536,00' 78.0" Horiz. 0rificelGrate Limited to weir flow C=0,600 Primary OutFlew K/4-<-53.37cfs ,@039hrs HHV --5315 6'i' ('Free ?Discharge) t-IzCtdvert (Passes 53.37 cfs of 59.74ofs potential low) torifice/Grate (Orifice Controls 21.95 cfs @699 fps) N=06fiice/Fate (V\ieIr Controls 31.43 ofs @ 2.54fps) , 11 � - H . �.' ..-':'I' -1 .- , '. - � . , : , ' l� I � I "". 111."'- " �' !:'-�',t"�' , .!:� �; . , . "I... ��, - 1:,".'�",' ��! 1 , ' ' � . ' - � , � , � 1. I - �, I � '� ' � � 1�`-`-.�t"�" �,,-:.- � , - ' & � -h'��;61..'�_7 - � � ' - � '7� "_ 1. � - , � ! 91!"-�'W�. - - � I I - " , I '. 11%, . '.. � - , - -1 .1.' ". I ., �_ �� - ,.:��';��'-";"','-� �InflowI , . . _ , -. .� -. - gii'u�__ � : ��' - � - � , . �' " �...,.� - ... ,,'�"-:� �'. �: _-, - '� .. ... , . - - -��-,;� ,., � , " �.. W '� � , ,'� ��": " � . , . , � 6 � . - - ` "-_ - '.:�� I �- ,66�34_0 . - ... - .. . ' I __�__ : 4�;'��I','-'4�'.",z 11 "". 1� %: prima., � .' - ; .. VAi4 I � �'-:', " � I " I � " " " " , -.1%, ', -:607 ..�� . �'_'. - .. .., - -, � . . - '. - 11 - � I— 'I �: , .:� . - - , 11 � � .1 '_'�' . 1, 7 � -. � - ... p4.�� ::_' - %.. , t'�, .'' I , 7, � . " .,,,.'.I - � K7 . -0 � �;� i ,,, ": -'e--., - � 44 - � � WIQW .4 6 Critical Duration Arialylsls for Pond 2P: (new Po Duration Elevation Inflow Primary �minyttsj (fe qt (cls) , . �cfs) 5 53425 62.84 2.28 10 53614 85,86 292.93 '15 536,50 85.88 44,97 20 536,55 75,06 49-17 25 586.50 68,72 51.91 30 536464 63,13 53.26 '�'r '.�'_ 536,60 58,66 5123 40 536.59 54.98 52.15 45 536,57 51,88 50.47 50 536Z4 49,23 48,60 55 536.62 46,93 46.57 50 536.60 44.91 44.72 65 x36.47 43,12 43.02 70 536.45 41,51 4'`1,46 75 536.43 40.07 40.04 810 536,.41 38.75 38,74 85 536,40 37.55 37,54 90 536.33 36,45 36.45 35 536<37 35.44 35,44 155 538.35 34,50 34,60 1035 536,E 4 33.63 33.63 1101 535.82 32,82 32.82 'I 15 536,31 32.06 32.06 120 636,30 31,36 31,34 125 53629 30.68 30.68 130 63628 30.05 30.05 135 536,27 29,46 29.45 1 140 536,26 28.89 28,89 11 ' 145 536,26 28,35 28.35 k 1 1 150 1 536.24 27.85 2T85 i 155 6W 523 27,37 27.37 " ' 160 , 536222U1 26.91 li - i 165 i 536.21 26.47 26.47 !0 536.21 26,14335 75.05 I 176 636,20 25.65 25,&5 1; i 180 536,19 25,27 . 25,27 ; 1 185 i 53618 24,90 24,90 '190 536.18 24.54 24,54 i , 195 53617 24.20 24.20 ; 200 5301,16 23.88 23.88 ; : 205 ; 536,16 23Z6 2156 . : 210 636.15 23,26 2326 1 ! 215 536,14 22.97 292.97 I : . 220 536,13 22,69 22,69 , it 225 j 53,13 22.41 22.41 ' 230 536.12 22.15 22,15 1 235 536,12 21.90 21.907 -1; - , I �1 240 " 636,11 21,65 21,65 - - I �. �' , 11 - I I �� , .. � � ' .. �. I 1. ; - �'.' , I, " . I � � I , - � ., , I I ""_Ir�' - I _1�11 - � I '111' � I . I � I '� I " I I ..... �11 swnd� I I - I ' ; a.;, I I � �' I '-. 2 I I ". .. .- . .. .. . I . i t A -11n NxT -SWM I 100 YEAR STORM - CRITICAL Id' URATIA-.,;,",. I � ;,.J' :L R DETE NTION REPORT . - � - ; �ALLL : - SWM: STAGE -DISCHARGE - STAfGE'ST'%"__')"RAG'_'E CUR VES . STORMNVATER DETENTION REPORT 4 I-- 1H xxx_�S' , P.C. . CIVIL ENGINEERS LANDSCAPE ARCHITECTS 224 COURT SQUARE, , CI-LkRLOTTESVILLE, VIRGINIA 22902 Pte. , 434-295-4005 FYIX 434-295-2103 � �v. ...�z_4.'��,!'_'� .�., :�..-1'�, ��':'_�:'i", "�' : I�_' ";�-I �� ma -4 I . iull�t" I �,f 6.Ucl,�6,�' ,N ..,,� 2,C 7%-_,4, - � _� Q - I I I- ,;� -1 I � I " I � . , _ _ � - e _._ �C4 � ` , 11 - .' � -1 � , 112L, !__11 '), �.'P�� s � .11 , � ... � "". �AL , - , . I e I - z , � -1 I 'H .. 0.P -, , .. " - r) il , - . �11 . - , �- "! � ..A '� '* 'C it . I ��. .' - r !I . Na. 02 ' E � I , � � I " I- '7 '�\ .� 11 � �� +&,.' - _".1 - � .11, . �'�;' . " �.' ) & '. '�5- 1 " 11 . 1�1, � 4z 'ARC _. '1;. - , . 40. , j - I SCALE: AS SHOWT\1 � ISSUED: 4-15-08 1 DRAA INBY MOB I REVISIONS, 1, 3-30-08, C-0, C0&XNM,1?T8 2. 6-24-0% ES(',/SW_NT COMNIF2NITS I I ' All rights reserve,4. No part of the material protected by this . oppy6ght (plans, iduas, designs, r,%*o"s or details, axpmsed on these plans} may be reproduced, changed . or utilized in any form or by arty means, electronic or mechanical, including photocopying, scanning, orgy any other means Qf reirlevai zysfem Wthout written perrni8sion from Terra Oomepts, P<C. - A15q, these plans may not be assigned to a third party %AholA first viditten autharinitiu of Tetre Garioaepts,, P.C, 0 TERRA CONCEPTS, P.G. . WMWWWWWWMWN� j fiect Description p � R.egulation& erosion control inspe-(lor. 1, Construction will be sequenced so that grading operations can begin and end as quickly as 3. All erosion and sediment control measures are to be placed prier to or as the first step in. 19. Maintenance* All measures are to be inspected weekly aid after each rainfall. Any possible, The Eaxlys�rille Business Park development is proposing 3,x[2 acres cast light industrial use r t to the clearing. damage or clogging to structural measures is to be repair immediately. Silt traps are to be 2, Areas which are outside the construction limits and not to be disturbed shall be clearly with associated public and private roads. The subject property is located adjacent 4, �. � of the approved erasion and sediment coontt+�a1 tan shall hoes maintained can #lies site newly constructed Foster's Well & Pump site. The prin uy access to the site is off of Rt. 660 copy Ply � cleaned when ��?°/o of the vet storage volume is frllcd with sediment. All se areas are m � grading g (Reas Ford Road) in Earlysville, at all times. to be reseeded when necessary to alclaieve~ a good stand o f s Silt fence and diversion I Tree protection shall be installed before an mn activities commence and before �A. Tl'►c existing Driller's �.arre will l� tended � aces � the site. Other improvements dist of paved roadway and parking, curb, landscaping, and S. Prior to commencing land disturbing activities in arras other than indicated on these plans dyke which are collecting sediment to half their freight must be cleaned and repaired equipment and material storage arm axe established, a sto mwater conv a:rrce system which will outlet into a bio retention pond in the southern (including, but not limited to, off-site barrow or waste areas), the , €:ontractor shall submit a immediately. 4, Sediment trapping measures shall be installed as a first step in grading and will be seeded carnet of the site, supplementary erosion control plan to the owner for review and approval by the plan 20, All temporary erosion and sedinaemat control measures are to be removed within 30 days of and mulched immediately following installation. approving authority. final site stabilization, when measures are no longer needed, subject to approval by the 5. Site walls are to be constructed early in the construction schedule and the areas Existing Site 6, The contractor is responsible for installation of any additional erosion control measures County erosion control inspector. immediately above and below them. stabilized as quickly as passible, Conditions necessary to prevent erosion and sedimentation as determined by the plan approving irte front portion tat the site is currcntiy developed with light industrial uses. The rear authority. �, Matting unci sing, whether temporary car permanent, will fellow immediately after � Scheduling a grayling, portion of the site is partially wooded and: partially open contouring slopes ranging from 1%, '7. All dished areas are to drain to approved sediment control- measures act all times during '7, Construction is to be sequenced such that, once cut and. fill slope grades have been to 25%. Ex sung storm water drainage frown the developed part of the site is conveyed in Construction, for the project is anticipated to begin immediately following approval of the site various pipe systerx�, that eventczaliy oudW �► existing svralcs �viti3 no quality or quantity land disturbing activities sand during site development until frra.a.l stabilization is achieved. ,plans. established orad erosion control measures applied, no further disturbance of the slopes will ccrxttrcal. The cent topography slopes noxtli, to south, falling inwards �e rear tat the During dewatering operations, water will be pumped into an approved filtering device. be necessary. , The contractor shall inspect all erosion -control measures periodically and after each runoff R s 8. .All construction in and around drainage ways shall be straitegically scheduled appreciating property. producing rainfall event. Any necessary repairs or oleanmup to maintain the effectiveness of ��t��-��''�St�3� �•�'� pending weather- conditions to avoid work in, or disturbance of, the channels during, rain the erosion control devices shall be made immediately. Proposed. 3:1 slopes will be constructed with appropriate slope stabilization methods as gents, :All stabilization products, equipment and personnel to install them shall be on, -site Adjacent rope 10. All fill material to be taken from an approved, designated borrow area. directed by the Geotmhnical Engineer, at the time disturbance is to commence. In the event weather interrupts work within a The property is bcaund on the south, east, and west sides by rural area land. To the north is 11. .All waste materials shall be taken to an approved waste area. Earth fill shall be inert drainageway, emergency measures are to taken to temporarily stabilize the oh el so that Route 660 (Reas Ford Road), materials only, free of roots, stumps, wood, rubbish, and other debris. Erosion & Sediment Control Measures it functions without undue erosion taking place until work can progress, . 12. Borrow or waste areas are. to be reclaimed within 7 days of completion per caning Erosion and sediment control for the site will be handled with typical ESC measures as 9, The site contractor shall be responsible fear the installation and maintenance of all evasion Off -Site Areas Ordinance section 5,1,28. described in the Virginia Erosion. and Sediment Control Handbook, A construction entrance and sediment control practices. The only off site area proposed to be disturbed is that which will be require. in order to 1.3, All inert materials shall be transported in compliance with section 13-301 of the Code of will be the erosion control measure for the improvements to the entry road at the existing 10. Auer achieving adequate stabilization, the temporary crosion and sediment controls will construct the bioretention pond and outafall, which is awned by the same entity, Albemarle. Driller;s Lane. Silt fence and tree protection will be installed as indicated on the ESC Flan:. be cleaned up and removed and final grades established according to the grading plan for 14. Borrow, fill or waste activity involving industrial -type power equipment shall be limited Temporary diversion dike will be utilized as the building, road and parking areas are brought the project. � �lti+ ' to the hours of'7:00am to 9-.00pm. to grade to direct a majority of the site's runof�"to the sediment basin, A sediment basin will most comer of at t 15. Borrow, According ya the Soil Survey of Albemarle County, the fall awirmg soils are present on sites pill or waste activity shall be wnductedd inn safe manner than maintains lateral be constructed in the future location of the bio -retention pond. the southern. support, or order to minimize any hazard to persons, plmy cal damage to adjacent land and Permanent Stabilization the site, This location is currently the lowest point on the site in which all runoff currently As mentioned above, permanent seeding is to be applied to all areas not proposed for Name Cade Er odibililty Permeability Depth Shrink/Swell Strength improvements, and damage to any public strect because,o slides, sinking, or collapse. drains to. Perimeter measures will remain in. place rental removal is approved by the County hardscape or building improvements as soon as possible. Please see the permanent seeding 6 i" low low € 16, The developer shall reserve the right to install, maintain,, remove or convert to permanent ,Erosion Control Officer, specifications in Chapter 3 Section 32 of the �'ESCH. A,she 4B seven rapid stormwater° management facilities where applicable all erosion control measures required Cullen 19E moderate moderate <52" moderate low by this plan regardless of the sale of any lot, unit, building or other portion of the property. Haylesville 3613 moderate moderate >87 moderate low 17. Temporary stabilization shall be temporary seeding and mulching. Seeding is to be at 75 Vegetative Practices Stonnwater Management Udor-thants88 moderate moderate >60" moderate low lbs/acre, and in the months of September to February to consist a 50/50 mix of Annual After the majority of the grading progran has been executedl and, in particular, the out, and. fill All stornrwater management, in terms of detention and water -quality are to be accomplished Urban 91 n/a raga r/a• nfa tutu Ryegrass and Cereal Winter Rye, or in March and April to consist of Annual Rye, or May slopes for the project ha<v-, been established, they should be redressed with an ample depth of on-site, as shown on the attached pian., topsoil from. the stockpile and the space roughened- Thereafter, fertilizer, permanent through August to consist of German Millet. Straw inch is to be applied at 8t91b-s11 �i0sf. � p County Erosion and Sediment Control. Notes Altematives are subject to approved by the County erosion control inspector. seeding and mulch should be applied, fn those areas exiocediing a 3;1 gradient, soil Maintenance fertilizer, anent seeding, and mulch. stabilization matting is to be applied.. and stapled to the slope- If for some reason, roadway 1, �'lre plan. approving authority roust be notified one week prior to �e pre -construction 1°�, Permanent stabilization shall be lime at�d. , �e� g, In general, all ertas3cm and sediment control measures will be checked daily and after each E conference, one week prior to the, commencement of land disturbing activity, and ono Agricultural grade limestone shall be applied at 90lbsll 000sf, incox orated into the to 4 and parking area construction does not commence soon after the mass grading of the site is s Pp , P P significant rainfall. The following items will toes checked. in particular: E wok prior to the final inspection, -6 inches of scall. Fertilizer shall be applied at 1 Ot}(ilbslaskre and consist of a 10-20-10 complete, exposed areas are to be treated with temporary seeding and mulch until such time 1 All erosion and sediment control measures will be constructed and maintained according nutrient minx, ?=anent seeding shall be applied at 180lbsfacre amd consist of`95°/a as finished const ctrorz begins. ar �ifi.cations of the Virginia Erosion and Sediment Control Kentucky 31 Tl y or al. Fescue quad �0-5% Perenniall2y�grs as or i�eraealcy Bluegrass. The sediment traps and/or mains will be checked regularly for sediment cleanout.tem minimum stands a:r>,d d sp t� FntEluerassS#. Drainageway improvements shall be inspected after each rain cvern to determine if further Handbook and Virginia Regulations VR 62502-00 Eiosioa and Sediment Control mulch as to be applied at 80lbs/100sf. Aa.ltcrraatives are subject to approved by the County Management Strategies armoring is neceisar°y, 1 l 2 3 4 3 S)f! 1 l 3. Any gravel outlets will be checked regularly for sediment buildup which would prevent?. Cut and fill slopes shall be designed �d constructed in m manner that will minimize provision shall apply to individual developmxrent lots as well as to larger land -disturbing shall set forth the maintenance requirements of'the facility and the pmon responsible fax ! drainage, if'the gravel is clogged by sediment, it shall be removed and cleaned or crrosion. Slopes that are found to be eroding excessively within one year of Permanent activities, performing the maintenance. replaced. stabilization shall be provided with: additional slope stabdlizing measures until the problem._ 18. All temporary erasion and sediment control measures shall be removed within 30 days g. Outfall from, a detention facility shall be discharged to a, riving channel, and energy 4, Silt fence borders and diversion dikes will be checked regularly for undermining or is corrected. after final site stabilization or after the temporary measures are no longer needed, unless dissipators shall be placed at the outfall of all detention facilities as neocssary to preavide a. deterioration and repaired as necessary, Sediment shall: be removed when the level of S. Concentrated runoff shall not flow down cut or fill 810POs unless contained within an otherwise authorized by the local program authority, Traipped seddini mt and the disturbed stabilized transition from the facility to the receiving channel. sediment deposition reaches half way to the top of the barrier, adequate temper or permanent channel, flume or slopae strain structure. soil areas resulting from the disposition of tenrapcmra rneaasures shall be perr€nnanently h, All ori -site channels oust be verified to be adequate, 5, The seeded areas will be checked regularly to ensure that a good ,stand is maintained. 9, Whenever water seeps from a slope face, adequate drainage or rouser protection shall be stabilized to prevent farther erosion and sedimentatiton. i. Increased volumes of sheet flows that may cause erosion or sedimentation on adjacent Areas shall be fertilized a -ad reseeded as determined ncrossarry by the county agent, provided. 19, Properties and waterways downstream from development sites shall be protected fmm property shall be diverted tea a stable outlet, adequate channel, pipe or pipe system, or to a 10, .All storm sewer inlets thatare made operuble durinyg construction shall be protected sea sediment deposition, erosion and damage due to incxmes in volume, velocity and peak detention facility. State Minimum Standards that sediment -laden water cannot enter the conveyance system without first being filtered: 'flow rate of stop water n offfor the stated frequenzcy storm sof 24 -Maur duration in j. In applying these stonnwater runoff miterma, individual lots or parcels in a residermtial, An ercrsicrrr and sediment control preagranm adopted by a district or locality must be consistent or otherwise treated to remove sediment. accordance with the following standards and criteria: commercial or industrial development shall not be considered to be separate development � 11. i3efore ,newly constructed stormiar<water conveyance 61armrnels or pipes are madeoperational, a, Concentrated strrrxrmwater runoff -leaving a development site shall be discharged directly projects.- Instead, the development, as a whole,, shall be considered to be a single with the following criteria, techniques and methods, adequate outlet protection and any required tempore or Permanent channel lining shall into an adequate natural or man-made .receiving channel, pipe or storm sewer system. For development project. Hydrologic peters that reflect the ultimate development } be installed in bath the conveyance channel and. receiving channel those sites where runoff is discharged into a. pipe or pipe. systern, downstr�eara stability 1 condition; shall be used in all engineering calculations, 1, P=ancnt or temporary soil stabilization shall be m,�aplicd to denuded areas within seven k � y pipe �P � P P waterways p yed in a manner on an portion sof the site, Temporary tory soil ;stabilization f I2, 'Term: work in a live watercourse is per-f6rmed$ pre utions shall be taken to minimize analyses at the outfall of i car e system n shall be; armed, ' k. All measures used to protect properties and waterwa shall be �m ler days after final grade is reached y P l� encroachment, control sediment transport and. stabil.iz>e the work area to the greatest extent b. Adequacy of all channels ar�.ei pipes shall be verified in dkme fallowing rnalrmrmer: which minimizes impacts on, the physical., chemiical and baicalogical integrity of .rivers, shall be applied. within. seven days to denuded areas; that may not be at final grade bort will � Bible Burin construction. l'�onerodible material shall be used for the construction of (1) The applicant ishan demonstrate that the total drainage area. to the paint of analysis witfmin stmams and either waters of the state. remain dormant for longer than 30 days. 'erina entr stabiliZation. shall be applied to areas 1 �s g sic that are to be left dorn'marit far wore than one year. ` causeways and cofferdams. Earthen fill may be usexf for ila.�e structures if arr'nearcd lay e channel is one hundred times greater tlnarr the ntribautirrg drainage area yai the project noncrodible cover materials. in question; or 1 bring construction of the project, soil stockpiles and borrow areas shall be stabilized or � � protected with sediment trapping measures. The app;<i�nt is responsible for the temporary 13, when a. live watercourse must be crossed by construction vehicles more than twice in �:y (2) (a) statural channels shall be analyzed by #ties use eat a, twrra-yea.;, storm to verify that protection and permanent trapping stabilization eat all sail ppli piles crrz site as well as borrow areas � six-month peidod, a temporary vehicular stream crossing constructed of nonereadibler stormnwater will not overtop channel banks near cause erosion of channel bed or banks; and material shall be provided. l , (b) .All previously constructed man-made channels shall be analyzed by the use of a. t - and soil intentionally transported from "the project site. 3, A permanent vegetative cover shall tae: established can denuded arm not otherwise l4, All applicable federal, state and local regulations ptairrmirmg to working in or crossing live year storm to verify that starrnvrater will not banks and by the use of a two- watea�c€�raxses shall be met, year storm to demonstrate that stcrrrmnrvlaterwlll not sae erosion. eat channel bed or banks; permanently stabilized. Permanent vegetation shall ..neat be considered established until a ground cover is achieved that, is uniform, mature enough to survive orad will inhibit 1 �. The bed and banks of a1 watercourse shall be stabilized iimrnediatcly after work in the and . erosion, watercourse is completed. 2, (c) Pipes and stearin sewer systems shall line analyzed by the use of a ten-year storm. to 16. `Underground utility lines shall be installed. in accordanQe with the following standards in verify that stormwater will be contained within the wipe or system.. 4, Sediment basins and traps, perimeter dikes, sediment barriers and other measures intended ice trap sediment shall be constructed as a first step i;n. array land -disturbing activity and shall addition to other applicable criteria: c. if existing natural receiving channels or previously mcoaxstructeyi rearm -made channels or functional before a slo le land disturlaarlce. take lace, a No more than 500 linear feet of trench. maybe opermaed art one time, pipes are not adequate, the applicant shrill. be made fun p P 5, Stabilization measures shall be applied to earthen structures such as darrms, dikes olid b. Excavated material shall be placed on the uphill sides eaf'tremayahes. (1) I,mprove the channel to m condition where a ten-year storm will not overtop the banks and t offer installation, C. Effluent from dewatering operations shall be filtered or passed through approved sediment a two-year' storm will not cause erosion to the chanmel b,ed orbanks; or immediately diversions 6, Sediment tamps and seclitnent basins shall be designed and constructed based upon the total trapping duce, or both, and discharged in as manner #.haat does not adversely affect (2) Improve the pipe or pipe system to am condition where the ten-year atorrrm is contained drainage area to be served by the trap or balsirm, flowing streams or off site property, within the appurtenances; or a, The rni e area storage e capacity of a p o rnerrt trap slhall line 134 cubic yards per acre of d. Material used for backfilling trenches shall be properly compacted in order to minimize (3) Develop a site design, that will not cause the pre-dewelopmcnt peals runoff rate from a two- errosion and promote stabilization. year storms to increase when runoff outfalls into a. natural channel or will not cause the drainage area and the trap shall only control drainage areas less than for acres, b, Surface runoff from disturbed areas that is comprised of flow from drainage � greater e, l�esiabilizatie�n shall be acerearnnplished in accordance witttm these regulations. pre -development peak runoff rate frcrzra a ten-year sttcmrm: to increase when nrnotf outfalls f, .applicable safety regulations shall be complied with. into a roan -made channel; or #harm. or equal to three acres shall be contr0led by. a sediment basin. The minimum storage �' p capacity of a sediment basin shall be 134 cubic yards per acre of drainage area. The outfall i`i, Where construction vehicle mess routes intcrseGt,pavead or public roads, provisions shall (4) Provide a combination of channel improvement, stcvxrrmwatei° detention or anther measures system shall, at a. rninim:urm�m, maintain the structural integrity of the basin during a twontye be made to minimize #line transport set sediment by v �ewular tracking, onto the leaved which is satisfactory to the plan -approving authority to prevent downstream erosion, five year stout of 24-hour siuuxatiyani Runoff tc i,s use in r°mno n Buri g arcs shall surface, Where scdin int is transported. onto a paved car public road surface, the road d, The applicant shall provide evidence of permission to make the improvements, five year s r m bare earth duration. dition or those conditions expected tr, exist while the surface shall be clewed thoroughly at the end of each dlamy. Sediment shall be removed e, All hydrologic analyses shall be leased. on the existing watershed- a haracteristics and the from the roads by shoveling or sweeping and transported to a sediment control disposal Ultimate development of the subject project, sediment basin is utilized. area, Stmt washing shall be allowed only eller serdlrimernt is removed in this imnanr�er. This f: if the applicant chooses err option that includes stoxamwatear dertentiorm he shall obtain approval from the locality of a plan for maintenance of ithe detention facilities. The plan 5 6 7 8 TERRA CONCEPTS, P.C. CIVIL ENGINEERS LANDS --APE ARCHITECTS 22,E CCS' RI T SQUARE ClINRi,,O TESVI LE, VIRGINIA 22902 R 434-2q5-4005 FAX 434-295.2103 H o . eta k k: Kee. Ce& No, O�N ■ CALL: /A ISSUED: 4-15-08 DRAWN BY. mos REVISIONS: All rights reserved. No part of the mateda3 protected by this copyr4ht (plans, Ideas, designs, sections or details expressed on these plans) may be reproduced, changed or ut4Elzed in any form or by any means, eledrontc or mechanical, Including photocopying, scanning, or tay any other means of retrieval system without written permission from Terra Concepts, P.C. Also, these plans my not be assigned to a third party Without first written authorization of Terra Concepts, RC. t TERRA CONCEPTS, P•C. SHEET I '. , � , -- ., , � , I - \ � 1, I 11 ,I � VICINITY MAP � � - I ' \ "�'\'�\ . \ 1\1 \11 1_ 0\ \ �� -.,\I" .\ \ � - , A � s 0 I L �D�V�_r A� LEGEND- CONSTRUCTION - UE NCE m� - I I =' 2000' I . - . \ %% � 1, I N '\ � – � Y.- , I � 6'-.',�". ."-.,"N"�.,,,,,,�.,,� ' 1�1�" �," " - -�� \ 120' '\ 4D ASHE LOAM, 15 TO 25 PERCENT SLOPES -N, RANCE, _'i.- i \ 0 F_ :,........,I , ' -, ' VT� ('11 •� i �� , � VV )NE, CONSTRUCTION 0, T �� !w "� I . ��' .� � ' �.'--.A- i�..,'�-,�',,��,�"-,K�� 5'�.�<""��'�_' .1 \ ?Ul "'n y- '_ 0, � .", _'_� "Imsol � I TE, M, P� ST STAGE A CONSTRUCTION SEQUENCE: 11 "",' Yl .'?:�� - \ , � � 19B CULLEN LOAM, 2 TO 7 PERCENT SLOPES I , , � "" , '�7 - ". ' - . � � -11 \ � I ... � � - 'r' , : - .. , - W�� '_)', \ \ "I ... ,- � \ " "\ '�=� I ' ' - :'j� -7 1� I I N , - - - "-I,-,, . , . ��8 . 1 . ", i _ - !, ", ____ ' 1 2 TO 7 PERCNT SLOPES2 VA F,&SC STD,,. �� - 1-1, ,_q ''-i YWg , '' If -c II � -'47 -.-\\ . _ , - __�\ s 1, INSTALL CONSTRUCTION ENTRANCE AT END OF EXISTING ROAD .. 11_ . \.':..Vll_�.'l71:'_'. " - __ 11� . \ 41% \ 18UDORTHANTS, LOAMY .,r-'�"�� a � -- \,*,4 A V, ..-Ni- . I 11 I� , - - I .- .�� " I - I � � - . � - �_. . . .__ -,, ,L, '� - '�-' t . ' I, , , _ _"-, '' ' \ '� . " \ 91 URBAN LAND K ' - ' I ,. \ \ \ t \ .03 VA E&,SCSTD� " �----\\_- - �;',%.. U�� - A"_��r - '� ------------__ ' I'. \ 3. CLEAR AND GRUB ACCES%& WAY TO SITE. D( " � � � I t-. 1�.� I � . . j �.' - � -L '-'� I - , - - - \ `% I %% - \ ' , � - �� 2. INSTALL DIVERSION DIKE AND SILT FENCE. - .')s;- �' �' - ;�� - - I ll-lw'� � , . �.:rJ '��"'�,'_'_' ' " ( 'C" ..,,,,Ij. -� -�'- � �11 �'' .� ll�.r , , L - - _� - - -� � , _� e .111 , '�"q. , . _ 1�-'71_111 1 I 11 � ,:��z 'Zlll`�" -, �'�A� �" " ' I '�`. � �"" %, I -I,- .� - . 1 '..' '.t , - ' I � � N'�4 " �'' , , ' k" .R7��_ � ,_ \ SILT FENCE 14's , A I � s &. \� 'v- I "D ", , / 1, E_)- . " �'.'.-.�� IR� \ \ 4. INSTALL SEDIMENT BASIN. , 11 �:'� . 11 ' " - � i 1,05 VA Es&SC STD, j �':''�'�L.'_' . � -. _i;�' lkl.1�8-\_. ,.,.f I _��' � .�' I lll� - I � I .1 I 1� 'I., ll� 'X. '' - . ", "11'1.� , " _I( ;,", '. , � K.'-'� " 'em '� �.-_' 'i ., , 1-1� -��' Z' I "., ��. ' I 1 - . (. "".� , I ' _1 '� (�.' �:r ll� i i. - 11-1 -�� - 'K�C.' . , ._.�111""� '.',_'_ � , �� , '�%�' - ,,, 1, 5, PERFORM ROUGH GRADING, - R "Z��' , � , - ';� ". . ��"��'�,%�� 47 m -, !:.'l , -, '.� 77----- -- I I \ - 1-1- I VX11 I - .- .... _ 4%��\ __ '&'A�_lit ..-- -_'.."N , X, W - . . _" X, r � - ' _7"" - "I 1� , , '�" - , " ", "�": � _.'Zf �i 11-'_ (-- �-o�� . � . v __ I\) '�N 'A' - A �..' I I __ � STORA/1 DRAIN INLET PROTECTION,' L '' ,�" � *%* . �... � I ;.��'"�'.o \1 _L� '�" � I ir( ,- -' "'4j'�.-_-'�: I,- \1 I � � I I � r %�'? �' ��z T z i. ,�� \ 3,,0'7 VA E&SC STD. 6. SECURE FLAT AREA FOR LAY DOWN, EQUIPMENT STO GE,AND . �' � , , -11'. 1, , P, - ,- � y .- ."'-"'l � - , �pk . - k � I RA . ' v'r - ` .(� _' .'�,'�! _ ,13 &7, ,..) " i�'� - .A -------- _1 � '__'__'_____6__�17 "' . , . .e, �,f�',v .7 . , ,�; � , ' � � � . . .... - I �' ! � �' I � �'�P " I .. - � 1_1 [I 1� - \ \ \ a , , - � E vz�__ .. I � \�� " , � F".7, �L j -, �'& I i I � \ . . , , - �Y" '� " ,' N � , . N.l� "-'� . ' I " � . '. �'�7 � - I , .."�' � �� \ I" ER. ADD STONE AS SURFACE, - , '-� - � - 4r , IK?,.�,,��",-�...J�",.�.,.-.��.'.� I � . . �'. :�� _�, �m�. '�A I - " '-�-- I I � f \1 ��a y ._-, . . 1. , � - � ' " — bA*:�� jj- - /1' � t I I i , CONTRACTOR TRAJL " '�� . �. 1. � .." \ \ � \ I I V;�'�N`k.l All., , ", � ' �J�v:��."- _� DA \ / ,� k I \ A 1EMPURARY Jul EWSIONDIK I , ..." � � _"'_�'"' I _� � I " v /". 1. i � N.", �" '___� I �"'__�, � ,'i"�_"�" I I '\ \ " , \ �l . ___ � � I . __��A , I � 11 - � '� I __ . . -7 UA .f, , � ! � m__ , k "'ll., N .�� _"'. � �.Vu ... -1. , , \ i � N" � I •\ 0 : "."'� " - t -k�� '�";�. " _ '�..�'. " � , i � 1 7, MAT, SEED AND MULCH SLOPES 31 OR GREATER TO BEGIN STABILIZATION , , . _'. , ��" . _ ��. - 1 109 VA E&SC STD. , ., .. ,:, , ik, 1 11 I I PROCESS. I k I � fl�l . , '�� I I _'�'_� N' . 1� � " " 11�'. , �.' � . ":. I I 't . �'il �_''� 11 '1'\. �_ .� , . '/ ( ' DA / -T�' "� i � , �'- , , , '� " ,"' " i 1v -"-�y:- , \ f \ \ � I � '��4i ,,./ `�':"'-V".;� '�:: )"�.'— \ ,Dlq _�� Q �' 171.11 "-, I "- " " �'i�?��' �'�-,� - ; y - `il;"'�' ' 'rl�� 11 � I ) - i. t � _ ". 111;741� ")- ' '.��'_'. �"_.,� " : �;� * I i . I I � " ti '��-� , x � '�x) �, "I I �"' .� '� :. -, � � I '., . - 'N� . . . . . . . � . . . . . �:"��-" "."/- \ `"'_'� '�i�'. ___� .' . I \ . / - � � I-- � I 0lUT_rL,F,T PROTECTION . _" "�?'� " �T'�""- _" N . ! 157''�P//! ,. �.- - " ��' 1� ' _� � , �;' q_? � _ , "' L' 'I"Ir, - �' L, 1. I � 11 I f � , i �'-i:',t�- -'�'. - ' "' : Wll % �"% 'I, .... __ , 11 11 ) I Q, -8,C 8 COMPLETE ROUGH GRADING OF SITE. "� " - . _" '� ... '. i . I! V�' I ". _ '� _ . _!_'�S' "/.. , � 'N;' ;. % _'?� _r I.. I j 'SED. WIN D.A. ; � , , �" - I _� I � 1 9. '. , - I , . i - . .", , "'�" '� "' � I � , - '�' . '_. ! ' " ��A� - r, -11 le� __ / ,I "� / I I - U,fA I MAINTAIN NECESSARY PERIMETER CONTROLS FROM PHASE WAS ," I I ' . , � , / -� & , � I W7 - --.'� " � ) _: , - � � x �� " .". w � "-_".� _ I I .' , .'!..; "'� , ,ACEROUGHEINING lwl. vl� _- __ I . I . l I '_.� �t . ., . � '. " , - / / , i � SURF INDICATED ON PLANS. � XX , - .� , ., I 11 ) _11' �' >7 �f,'-' -"� " - p�A , ' " , 'I'll I . �� -13�e" ! , �.�'-_'_;''"N�'� , ��T .�' " \ , Ili � IN / � i , '\" ; � ,. , - )>�' �' / / '� /' . : � ' - -, '_4� - , 'V - � , � , - ; . '� ;'. le' , � , , , � . ,�' /" � � �'� , �q � �'4s� , L6_';_"":- " /' L I -V 318 VA E& , STD� - ,70 :".. - � V�1'11�" � '� � , - "'4 ";- I I // . I __1 1.1, / � t �i�� N kll , "� c� S � o / I -, UA __� I '__� � "I " 0 � � \ DA (23.33 Aq�.) "! s I � ' .�_ / — j / (S R� 'z: I e�.�:'_ll - �" , DA / _�� - � i I --"``t �_ _."'A 1' �, I � '::' .:�16''1v & . � � I � I - "'r'i r. '.. , 211,1�1�1'�� "'I'll, . � � � �\ � 1�. l"_' '.-q' _'�'.�I . '; �/' UIA -�__ DA I i -A 129 V ]E&SC STD, . � �_ i , �' 10. ONCE ROUGH GRADES ARE ESTABLISHED, INSTALL STORM SEWER, ADD '.. f ) -1 :: �� . ' � � I 1 4- " __�1. ..' - , .11, , � , � I , 1� � I 11 �___ �'� "X/ .?, ; J, ...'�r , i . � � I �" f � W _ � . I / _-�� DA -__ -�� U I. - ( "I . �__ I I � I � I i __ I � . �, I � '�i' � _ `( .- - '� ,_�Mlc� i m 1'�'� -, 1,,,� p . '. j .--,I L�_j _� �� I ' TOP SOILING INLET PROTECTION AT THESE LOCATIONS. �4 1 V� t'lk_. ;& � - --l" _" i," - _/_ __ __l - � DA, ------ DA �__ DA � - DA __� I \ ll_�_ ��' ?el_=�� ',' ;'j 4U, �k'Z � . , ,_-.�.'��, / __ - . �j ,. y -, � . )l � '!__ . . / / �'�_' \ � 3,30 VA E&SC STD. - � 1� 1�41 '_�"Q&�.�e-�r m, ': � " / I / -, / i \ 11. INSTALL UTILITY MAINS AND SERVICE LATERALS. MARK ENDS WITH . . I - t . � . k�", -)"' 1,-' - ' ' 1, P4 . I j" ... f I— I �'t; I ,. i � 5 �' ; , t. - I ;/'�;",O�" / I / f � , , 6'� I , , / 11 � I 8 1� 'll "'�.11� :k' . "l'? -,'5 14' . . . i 11 WITNESS POSTS. ;�'__ t.;, I I _ 1� I "� I 1---l"N'��1-:�3`1_11 11 �'� Qj ","lll / I J'q-� - ��- , , � 4 - I " , , , � '_."� I --1--l- / � i 'NT SEEDING i"- I .. � 1. - , . V - �4 _ I I I NE , .; - 6 .1 .�;, , , "_'/� "W-4. ,", \ 1 .'��-X'4w_�� - I I-, � � , - / / / ) ' .", - - � Ar ,;,/ , -, m�."! - ��' �` , , , �".".� ; - 71 N '2 , - L '� ", _'r" '� . /_ I \ / . I / / � � � a P EIRI M A P �: �) 'I.' � , �A , ". ", � .. � �' 1 " . '� fT .+ - . I j, I 11 GRADES. INSTALL ROADWAY AND PARKING AREA STONE N - - � - - - \" i � I i "'."� , Y. -- - �' "_ -�"'--: ' . ".' . _�_ 1 12, ESTABLISH FINISH 0 . , . - - "I \ 3.32 VA E&SC STD, -1.1 i �s .-).' " I .. '�'��.-"��' _:_ - e'-W�' ^"' . & Al " i'��'i`l �a _" '' �" �� I t-� ..� . . � ! ' J/ i � fl!� - - - - - '��r' � 1:.:'1�7'Z.' �� -- � 'k �'� � _116 �'\' / // / S "I'll.-, k� �� N li ," �� I / 11 I � BASE AND PERIMETER CURBING WHILE MAINTAINING INLET PROTECTION. W'- " , � /.!' 11 / " I i � I I � �. ' �' �--; �). -J'� -'�'�__.� � . I ULICI-11 _ ...' /'_�'.�, 1, , '_�,L'�' � ��' � Aoft j'.N-':! ' '�' / 1� I i /I M , TNS' �_ - - ' _`�-'_) �Z_ I /'-_"lr'�;'f"_) -, I I - - , D&� - I s , , '. 1� , / �___ N: fl� " -u- �i .. , j�"'. . , I I., '�� / / I f_l � � a �'�.c . �" . 1� / I I I .__�f-�. .,-�'- " .. 'p . , �' �1' ----_j ----� I � k ! 13. INSTALL CURB, SIDEWALKS, ETC, AND PLACE LANDSCAPING AND GROUND ' .' . . �R-� U _'l ";eNf'�;xy�_ - �' �); �- .�v �;:i'i " r- ... " _'_"l / I / -1 � \ _.. . .fJ, , i - . / / I � �' - , , , ;�- I i - , .' ,_K' , - - , - - I , \ / / � 11 , , , � , ; � .p - � L, X�\ - "'.OJ'_ -1 \ / I I I I - '&SC STD. -, A . 4 '� Y:z/ I 6 ") // * / / . N , . - 1A �' / / f, / . � I I / $ / � 3.35 VA Y�, '� ; ��z - V/"k",' -'� , � -� '�- " ��.4. " � I � . f , 8 POSSIBLE. �� j �.'��_N_"'% ' / " � ... - 2_ � _��;'_'.^,( ,' . '_ vl I 1. - , ,. - I I / z � . I _'� , _� � - _:_��W_". : ',' - , i �. .N ��k� I - -,--- / I i I � " '� �P_'lll I � , _� _�i'.'� �. i .- _ _� " .- . � IV, �(r - f "---"? r'' \ ' / i � : , L',P_"' Jff"IV; �' ?�g�' ( COVER PERI INSTALL ASPHALT PAVING AS SOON A " M ,�-�u�_"_'_'�7 ",".' , 'c;'_ � . I � '�// / i " L' - ,� %'/ : ( I x . _�_ // / I ! � 11 �' ROTI, STABILIZA:rION BLANKEITS & MATTING I I � / �' I I � l 14, REMOVE TEMPORARY DIVERSION DIKES AND SILT FENCE ONCE NON -PAVED &"ml _ - __"F____________j I f t ) ,--\ I I ____ - _ / - // / I A- / � i . I � i i \ � . � - ll / ! I / 'o' �� 3. 3 6 VA E&SC STD� SEEDED AREAS ARE STABILIZED, I i 1 / I f I i 11 I _ 8 i f "I" lll�\ .ii�' ____._ _'�_ " . I ( 2 ) I - \ \ - i � I __ I // / I / ,I I/ � ! .'� / � \' , ' I __i_'_� . / 11, \� �"' -1 ___' 11- / .� I I I -Ir / 1 , I i , I � \ ' \ I TREEPROTECTION LY WITH COUNTY EROSION CONTROL AGENT TO LIMIT�\OF � - _� j ! k / " Z_ � I � DISTURBANCE // , / � \ I I --l-- 11 / j !, . li ;f I ? / ,.__., I )\ I DETERMINE WHEN CERTAIN AREAS OF SITE QUALIFY AS `STABILIZED." / \ I \-/ " I "I 11 I � i � / I I/ � 3.38 VA E&SC STD. . . l"m" I _\_ / / I i / , � ; . (APPROk 9.22 AC) - / / . / i / I � I , \ a DECOMMISSION ES&C MEASURES AS PERMITTED, ENSURE THAT ADEQUATE � r-0 �-.'/ i i *7H � - ., / A- ; / / I I STABILIZATION PRIOR TO DEMOBILIZING SITE -WIDE IS ACCOMPLISHED. � O _� t � - __________� �_ - ----- I / ---- . ; / I 11 11 I I ; � I . , _ ----I-,- p I . " .: ___� , . , oz - . / I �� , 0 ' '._�" __ I--,.--- -"/ / I/ \ / I I � / \ \1 .. DUST CONTROL I ��' �', Z ", __ /I � __ I / I , - - P ___ . / SOILS TYPE / � I I i I / / /11 L_� I I "e �� ' _ I - - , � // / \ / I ! ". 3.39 VA E&SC STD, - :�4 , . ' : l/ --- -, ' . 19B A- i / \ / 11 / " ,----I' s BASIC INFORMATION. ; _* : � I / / ; / I . �_ 171- / I I i , -- I / I I fli � / . / / - -------- - — - ,,---,-- -----, l,_�_ I li I ,- / 0 �22H �"' ! I " _-, ___'�'_�. .----- / - ./Ill / A- 11 I , / � // -, 16, FLUSH CLEAN COMPLETE STORM SYSTEM PRIOR TO DEMOBILIZING AND i 0* �� I 11- / FINAL INSPECTION. . I , l_______ . "_•/ ll� I i ;�� / / I LIMITS I , / ! i /� ------ . ...... '- i ��_ / 11 I .' I 11 - -------_ - _�. ' / __ � J I f I I - � I I DIS F i \11 ll� -IRM'''', ___ -l-_ ,'� � . '..'� , / ---.,, -�- l/ it . TURIANCE I / ) � 17, USE DUST CONTROL AS NECESSARY DURING CONSTRUCTION. �H " / I - 1111111111 . . . . . . 1. _." 1--_ / 11 i � j / .-'- - __ ___ * I � I � �' ('4,PPRqk 9.22 AC) , i /I I �4 � �. �=' 1, I I . I / / � i " — I'll: ... :... ... I - " I � I / . ___ . - . I I I . ...- 11 , " � "I 18, ALL SEEDING IS TEMPORARY UNLESS OTHERWISE NOTED ON THE PLANS, /I / I �'. _�_ '_' / -_1 I � -, *1 i � / - z z �_ --1111 \� � / -/ ' — C�.'' � � I i � � �) >� I '""'?'-`*/x , , .' Ar " " I .... ��_-••, / I .i ) t �� ' i ,*/x -14-- ::7�:::--==- �� / i i / P, r� _' ______ __=__ / -1 f � t . - x / . I . ' z . � F __ I - _____ , / " , I � i / / I 11 I A � / .1 I � � i I I - ___�-x z::zx:::7�:: . ' ' 11 I _v i 11 � . � / � 1�1�� Ili / - I - I - :�/ I I - 1 I I t �R4� o �_� � I � . I - � I I � I f I - T ; I � I I -- X — --- 1 _.�Z7' � I � / / / ) I / I I—— -,--,-- ---I- , - 7- ' — ' / / ) t / /I AJI .A�N.P,r, kff �r,l Ili j ' �� '"r -4G -"I / I. '_>(,---__ -� � _____�' � / SOILS D16DE, 'A'MACUNTV I ""TRIN"' N"NRAL / ". -7 "�_ / / 11 / 11 '� 1, I / I / / I I Typ. � I -` . 1 7 x .- _l/ SOILS TYPIE ' i , / , I .�l i / - �� , . I I I :> I I , . I . I � I/ // .11,11 � ___ .. �_"" -,--, _ ______ / t / // / / I THE PLAN APPROVING AUTHORITY MUST BE NOTIFIED ONE WEEK PRIOR TO THE PRE -CONSTRUCTION CONFERENCE, ONE WEEK PRIOR TO THE COMMENCEMENT OF I - , I I / , � >< 1- I, . �'\ / _� / / . / / / / 1 �-_4 4�' ef, e, / I / / I I '�_ I ,.-, _ - I - - / I I / I / I LAND DISTURBING ACTIVITY, AND ONE WEEK PRIOR TO THE FINAL INSPECTION, ! �q X / _ . '11� A I I . / I/ �' . 1, - I , I i I I -, 11", / / Q AN NS E ! _'�f / . / �" I / 2, ALL EROSIO D SEDIMENT CONTROL MEASURES WILL BE CONSTRUCTED AND MAINTAINED ACCORDING TO MINIMUM STANDARD, OSPECIFICATIO CF I � '�) / I _'.'�I / / . A ERN OtN ,ON ; I // I ,--.I- ' / / / / VIRGIN AND SEDIMENT CONTROL HANDBOOK AND VIRGINIA REGULATIONS VR 625-02-00 EROSION AND SEDIMENT CONTROL REGULATIONS. � �""H u I i . / / `�' I - '� �' \ / \ -, j / / %'� / /1111 1 ��4 I / " ____l >< I _+' __ A- / _ / li il / / / I : ,,' I / I ! " - i I .1 p " . 4 i I /-, _�_____� I I ""., � I ', 1� __ 11, - . �' -1 ' .1 I I / I I � J/ / 3, ALL EROSION AND SEDIMENT CONTROL MEASURES ARE TO BE PLACED PRIOR TO ORAS THE FIRST STEP IN,CLEAMN(3, I __ . . - , / . / / I I I-,- -" , .1 . / / � ______l ' I", 1, 'I,' / j I / / / /I 4� A COPY OF THE APPROVED EROSION AND SEDIMENT CONTROL PLAN SHALL BE MAINTAINED ON THE SITE AT ALL TIMES. 11 / I '� _". I � �� I "� � ._�/_ - - / I I .. 11 / / "%'� I f cG / __ " 11--- " , , , , / i I � / / I SOILS TYPE - + A- �� / / � i i " / X // / ,,,,,- ---..I- \ I ' If �' I/ I r� i � I ,,, � / 11 / I f I 11 i / I I -,.,� "I', .. \ " ,.,-" + / - �'_' \ � ) � / / ' \ . / I I/ / / 5, PRIOR TO COMMENCING LAND DISTURBING ACTIVITIES IN AREAS OTHER THAN INDICATED ON THESE PLANS QCLUDING BUT NOT LIMITED TO, OFF-SITE BORROW OR ,I '� ---)- - A- �_' '�/ / / / I I WASTE AREAS), THE CONTRACTOR SHALL SUBMIT A SUPPLEMENTARY EROSION CONTROL PLAN TO THE OWNER FOR itVIEW AND APPROVAL BY THE PLAN APPROVING . ev I f I AUTHORITY, . � i� I 4 ><' I i N -4, / __ '�"/' / / ' I //_ - /' . UQ J j / ; / � \ " L,'A- lam- _ __ __ I � / / // I I 11 6. THE CONTRACTOR IS RESPONSIBLE FOR INSTALLATION OF ANY ADDITIONAL EROSION CONTROL MEASURES NECESSARY TO PREVENT EROSION *41) $EDIMENTATION r-71 I \ I � I _ . � i I >< , - / . I I/ I /111, I / ' , " AS DETERMINED BY THE PLAN APPROVING AUTHORITY, �"" . - ; 1. - I / - - I I / , i / ; / / 11 I'., / �_ --.--", -, A ____ .--,- DIVERSION P . j i lil I ." / ___� / / / / DEVELOPMENT UNTIL FINAL STABILIZATION 13 ACHIEVED, f � _'K 11 i I'll, � - . DIKE Oij,f __\ � / I � j 1 7, ALL DISTUR13ED AREAS ARE TO DRAIN TO APPROVED SEDIMENT CONTROL MEASURES AT ALL TIMES DURING LAND DISTURBING ACTIVITIES AND DURING SITE r .1 I", i / I I I ;11) '. / � "� ' �_ , "'111� ! / ""'� / S. DURING DEWATERING OPERATIONS, WATER WILLS E PUMPED INTO AN APPROVED FILTERING DEVICE. �4 // � /I ... ... - __'�� __\ TE \ I / / �H ) 1 1 1 + - " /Y I" .1 ; . I / ", -, I � I . I 11 �'/ - - / .1 � � '____�' A / __'___ .____' ' � ; i / �' ' __ ! .11 // JI ' � '.' " � / . / " __ _'_.' ----______,_ -----. - - " z 11 / ./ , k", __1 // _1" " 1 9> THE CONTRACTOR SHALL INSPECT ALL EROSION CONTROL MEASURES PERIODICALLY AND AFTER EACH RUNOFF -PRODUCING RAINFALL EVENT, ANY NECESSARY i ) I ' I I , � I .f 7 ..' , � / '" l) I \ ! 11 _�_ / 11 . '. .1 � I/ I I .1. 11" REPAIRS OR CLEANUP TO MAINTAIN THE EFFECTIVENESS OF THE EROSION CONTROL DEVICES SHALL BE MADE IMMEDIATELY. - ! \ '�> / i i / / / � / / / I I +11.�"' '' / SOILS TYPE - / \ i 4*N� ' I �' � " __� . " $8 / I STOCKPILE AREA " + A- A�-,,. 88 � / I .1 / -11-" I " 9 a J I y / , � i / I , / // -1-1, / I ., . / I / I C. ALL FILL MATERIAL TO BE TAKEN FROM AN APPROVED, DESIGNATED BORROW AREA. I - i / 11 / / / .1 / / 1/-__ , A- -1 _ / / '_'�� I 1. ALL WASTE MATERIALS $HALL BE TAKEN TO AN APPROVED WASTE AREA, EARTH FILL SHALL BE INERT MATERIALS ONLY, FREE OF ROOTS, STUMPS, WOOD, RUBBISH, , I \ / __' / I ! " I A- f, / 11 F1 11 / 11 11 il /I',- + 1� A- -I,--.-- ---,----. -1 ---:�7� -"-,.-.,. - - / , / / f / " 11 / "I I � � -----,/ \ I AND OTHER DEBRIS. f< li / �'. /�_ 1�_�" / _* — ------. --- I I � . ( .. / 1/11� J, j � _` ' r 71 ' ' , '� - /SOIL TY - I _� �__ '_,� __----- __Y'_17__�� )� �j k "" .' I ; ( \ .1 f ilrl) . / A- / 'l__l I 1- _-.'_� \ / \ f I - � �' I / 19 RMPOW OP WA TE &PPA.CZ ARE TA RE Plzt'*] AIMP) WITWIN 7 DAYS OP rMAP] PTInN PPP 70WINr� 0PnlKjAmP.F:,qPrl.Tlf)&l 5.1.25, " I / /I , 91 i A- I I � I " \.' I \ I l . / I + --,, I - " i,;$ I / / " I' � /11 '___l + ' - __ - � j '��"' / '\ I i '�' '/ '_ ....... ____ 13, ALL INERT MATERIALS SHALL BE TRANSPORTED IN COMPLIANCE IMTH SECTION 13-301 OF THE CODE OF ALBIEMARLE, ;11 / 4- . "__' _yl/ �_ — __- ---- — — - _� 11 / i, / __ . - ___ I -�� . ,_ . I I . ` _'_� ____l . + I __')( / � ,"'. / i ", / I " �'�_' �11 /I , I /', I/ ) 14. BORROW, FILL OR WASTE ACTIVITY INVOLVING INDUSTRIAL -TYPE POWER EQUIPMENT SHALL BE LIMITED TO THE HOURS OF 7:00 AM TO 9:00 PM. . f *1 , "I �o I i I/ I/ / / +" I --I- 1�1 '. . , -1 lz �/. " '\' ."'.' j I i ii � . i -"--.- 15, BORROW, FILL OR WASTE ACTIVITY SHALL BE CONDUCTED IN A SAFE MANNER THAN MNTAINS LATERAL SUPPORT OR ORDER TO MINIMIZE ANY HAZARD TO PERSONS, / f J/ I . ' I __'_ yl -- /_ __ ' , , .t � I . 11 "� PHYSICAL DAMAGE TO ADJACENT LAND AND IMPROVEMENTS, AND DAMAGE TO ANY PUBLIC STREET BECAUSE 0 SLIDES, SINKING, OR COLLAPSE. ' \N_" " +' D- __ I % I � - 11 I _'_� / _' Y, - / I " I ' / � � " I '___l I / - )( ---- -- -. _, /I / '_" 1, j !,/ -'._�) If I / / X! 11 / ___1 - __' -, - 'i" , 1/1 - - 11 1, i // / � I � I - �� - +�' / /___� \ )(� 1 -_' __11. - I / , - , I" 1.%, � . ..... . �. 16, THE DEVELOPER SHALL RESERVE THE RIGHT TO INSTALL MAINTAIN REMOVE OR CONVERT TO PERMANENT STORMWATER MANAGEMENT FACILITIES WHERE APPLICABLE // _�_ R011 S TYPE �11 �_� . ",_1 I "I �' , " . I , i / i ALL EROSION CONTROL MEASURES REQUIRED BY THIS PLAN REGAADLESS OF THE SALE OF ANY LOT, UNIT, BUILDING E PROPERTY. I I I - ". 1, I, lt� � I/ � z \ l.'lp \_ �' I I,— "\ I 11 / ' . ><. ": i / 36B SOILS TYPE _�/ _� . Z" I ____ 1� �, �_' . � """ \ k •, ,----' ", 7, TEMPORARY STABILIZATION SHALL BE TEMPORARY SEEDING AND MULCHING. SEEDING IS TO BE AT 75 LBS/ACRE AND IN THE MONTHS OF SEPTEMBER TO FEBRUARY � / - ___ - _ '/' 1� '�- )) / S GO S Ar _�_ / ____l '. ,I 1, i � "L 1 l-'- ", � � � I / � /I TO CONSIST A 50/50 MIX OF ANNUAL RYE GRASS AND CEREAL WINTER RYE OR IN MARCH AND APRIL TO CONSIST OF ANNUAL RYE OR MAY THROUGH AUGUST TO NSI T , , i \ i ) 'L I 1% 11 � � � " ,/ OF GERMAN MILLET, STRAW MULCH IS TO BE APPLIED AT M811 00SF. ALTERNATIVES ARE SUBJECT TO APPROVED BY THE COURt� EROSION CONTROL INSPECTOR, , , , t I " I � 4 I I . / 11_1' ��Z , I � �N I %, k \ �' - - _ . I r 1 18. PERMANENT STABILIZATION SHALL BE LIME AND FERTILIZER PERMANENT SEEDING AND MULCH. AGRICULTURAL GRADE LIMESTONE SHALL BE APPLIED AT 90LBSA0008F, I k /.", 2 1, I ) � ( ,I . � // 4-T _"Y �' I '___' \ -�- Ar / / ' ' ' ' - ,-,.I- - - __ '_�' t. �/ - / 0 , ; '\ i INCORPORATED INTO THE TOP 4-6 INCHES OF SOIL. FERTILIZER SHALL BE APPLIED At 1000LBSIACRE AND CONSIST OFA 10-20-10 NUTRIENT MIX. PERMANENT SEEDING � I / EX. TREE I/ �' I _ __ - "'L /�'\ I I.." - Tm i ps \ I � I SHALL BE APPLIED AT 180LBVACRE AND CONSIST OF 95% KT-NTUCKY 31 OR TALL FESCUE AND 0-5% PERENNIAL RYE GRASS OR KENTUCKY BLUEGRASS. STRAIN MULCH - � ' -, ___ - - -1 � � I �. - / LINE, TYP. / / / '�' ___'._____l - r.. -I " � � A- " .-..,- ___- ., '\ 11 I ( - I i � i IS TO BE APPLIED AT 801-381100SR ALTERNATIVES ARE SUBJECT TO APPROVED BY THE COUNTY EROSION CONTROL INSPECTOR, \ .. _x__x \ __� I / I // ",' __ I - - " / I \' � \1 - __ , I t, � . -�' _ i I i I 19� MAINTENMCE: ALL MEASURES ARE TO BE INSPECTED WEEKLY AND AFTER EACH RAINFALL. ANY DAMAGE OR CLOGGING TO STRUCTURAL MEASURES T BE \ \ I / I ---I-.--,- ____ ______ '__.' I—- mu � i 11 I IS 0 B I N " � 1, 11 ' . / .'�" �"/ _ , '�' � I"'- \ -\ \ I ' i � / IMMEDIATELY. SILT TRAPS ARE TO BE CLEANED WHEN 50% OF THE WET STORAGE VOLUME IS FILLED WITH SEDIMENT, ALL SEEDED AREAS ARE TO BE RESEEDED WHEN __� A- , I / .'� SOILS TYPE -/---/ � . J I I-- 1� / "I, f NECESSARY TO ACHIEVE A GOOD STAND OF GRASS. SILT FENCE AND DIVERSION DIKES WHICH ARE COLLEC71NG SEDIMENT TO HALF THEIR HEIGHT MUST BE CLEANED - \ \ %" \1 ----," I / / - - � I � "-. "� '/"__ I,------ -.-- .__ __"l \I',- - �'_ _� , -A �___ , _ \ \ - ' .- \ \ . I / AND REPAIRED IMMEDIATELY. �-, �" , I , _ - ------- --- _ - ' I � ' - I . - j I / . 4D - -1� -,;-j . I . -' I �' --- I � I I - \ \. - - , _'� - .' ' 11 11 _m�_/_ — "I . ' I I . � � ) . i � 20. ALL TEMPORARY EROSION AND SEDIMENT CONTROL MEASURES ARE TO BE REMOVED WITHIN 30 DAYS OF AINAL SITE STABILIZATION, \ \.' ,' I I- _'ll. -." ----,, _r I -----I',- A- / 'e '/ - -1 ,,- — - , _j I %\ .111' 'i I \ 1, f f / 11 WHEN MEASURES ARE NO LONGER NEEDED, SUBJECT TO APPROVAL BY THE COUNTY EROSION CONTROL NSPECTOR. , I I � - � / � � /I i � I - -'00 �I— ___ 11 . I 11 " __ 1 , , 7 " I - . i .. ...___._ - ___ ____' I . __ ,_ — X , ' , � _---"_ / 11 J � i � \ �.. '.' � / '/ ____ - I- - '--, ry�� -�_ I � -� \ \ Iz ,____',1-- A-1 __ I/ _'� I II \�\ ' / / 7*_ � 1 -_' 1 ___ " �' __ -CONVEYANCE , \ -1 I\ )r _______'__�1 - / "'l/ ' � / I - - - 1 "" - ..' " �' '�� I / ��_� , I \' \ '_ I ___' ---,- __ ".-I / 1 1 ., ,_ __ I / � / // "I ,', .. -_ -�' - _/ . ll� I _� I- _-, — . I __ - 11 __._ I I \ ' __ I / .1 / -1 I'll, 1-1 __ '.� __�_'_� x — � - 1, ., . , . '�' - I., . 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TRASH FOREBAYS, TO 3E,,� ,-.- z �_��/ / / / / I x I F I ' . SOILS \ \ ' 11 I I I 1, " 11 I/ _�_` ""' - - - - ---,. 1-1) _'. - __-rPtLr��ERSION . �' " � --� '�'� * 1. DIVIDE, \ ' ..% I ". 1, I � I r I 1� / / /11 I -11, I " �' i - __ - - I " - INS NT'ION BASIN, TYP, 11 z T:*' lz �-. "� 4' I � I TYR \ , \: __� I \ � ( � � � I.T, / � III I A ��*"- i \ _ � \ --.-- -..--- I t .1 PROTE7.,,,TION ,/ / --,I _11< WHE BASIN . I I 1, � . '' --' I , \ 11, \ \ '� "\ � \ . _� .11 ____z' I __ "I kftlwlw� � I i * . - ��' I "" 1\ I \ 1\ , / .1 12 klkl_" / / 24" R , TO REMAIN I 11 �x \ I \ \ I/ /' __ I : / �l — � � 11 . � / I I f_nkl D-rMn Tn.._� * �'� CIVIL ENGINFE JIRS LANDSCAPE ARCHITECTS i I I 1 224 COURT SQUARE i CHARLOTTESVILLF, VIRGINIA 229022 ' PH, 434-295-4-005 FAX 434,295-2103 1 1 ' I", I 1. __'�' \",11 \ I \ \ . "Z - _ 11 ..' \ \1 � � . . I 11 . - ' - , - ----.. --.--- I I \. I ll.-� - i � \ x � I ��_ i I I I I 11 < 1, , I I "--..-" _ - % .... -, -1, �-'� \ \ / _1� 2\ RIP P _ I - " ____ - .. '�EEP CLASS 1 RIP RAP , 11 \ 1CRITICA_- ____ I __________7_ I �_'_ 11 I I I � -��"-"�-" LINED SVVALI- FROM OUTLET ' u \ I. I\ ) 11 ., I- � . �' . 11�11 �l \ i ___ . -- L _ I I '1-1 �' I --r- -- �-'� \ I -.1-1 \ " - , --� __ - 11 I X I ) x , \ _', ".. '_ I __ - ' I /'I � I I � I 11 \ 1 - � . 'A'.L _ . � TO LWITS OF ABANDONED ' ' ' - . �1.1. :1 , � - t ��' . � "�I' I I �" ' / _ _'. \ \ "I 1, \ "�� ' �"' \' , , " '. -� .1.1'.1 �. � , � I AREP + / �/ � STORM POND .11 4. , I.. " - I .' \l, . 11 . I '� � -1 .1" . __ _ ",�N_\_ , ' � . " - . .N ,. .. ERORION __ --- __ - T ' _., - ____ "I I / � -'� "I z - --------- __ - - _� , I \11 , -.- ' ' . \ "I �_ . � / I \ , . 1— , \ \ " I . �l I ' I - 'A ---- I I ' � " " I ' . I I I \1 _,__ , I \ ' " L' � . L___�� 'x I - oN7--_ - I - 1 i� ,: _ -� , "I .1 ( �' "� - �111_ I " ' _I / I I I, I-\" \ \. 1, "I'll .-,--__' / kk . \ I\ N'� I 11 ',---'-' ---�' - . � _-N--l"I'll - 11'� , __� NI�tt , � , I - - / 1\ -�'- \ i : � � � '__ 1, - . ., �� I I � MW.�' I '--'-' / \ ll_j , _'��/ , I " \ . I \ I I 1, ,", (c - 1� ' '`RAS _' . / \ DRIVE �ACE GRA� , I I I I - - _ , I , , 1\ ' 11 11 \ 11 I 1\ 11, 0 , -I' /'TEMP. DD 'z - - -I:-,. -, , , \ \ ,_ , I ' -, ' 1. " - \ I',, \ I - "I-, '_ 11 I , \� \ \ / EXCAVATE AN ADDITIONAL "I e \ - ". - 1 I , "I % I Lr m tr 9 . ____ \ 1\ , '_ ,,, l. � I \ \ \ 1-11 .11 1� I I " 41FIC-E .,,--' '.� '��';'_4� - �4 \ \ \ , � 1, IT 'A � I � \1 I \ \ '-, -, _'/ _L ' I 11 k \ � I \ 11 1p .1 I I I - _" .e 7 \ 1, I _� I _\ , "ll\ 11 " \1 x L9 V BOTTOM OF PROP. BIO -RETENTION 0 I ) � \ ,��\ " ,o- \ - / __."' I \ \ /l "I \_1 r,,, I '� � , \ '\L.I.P I ,� ) \ , 14 / I I / BASIN FOR SEDIMENT BASIN, TYP, , / 'I,' /"' _'��-_' __�" �/ 1"-fl� \ \ I I �� I ) � \ \ , I � � \ I \ L. --.L / . .' � � � \ 11 I " I � I OUTLET PROTECTION - . \ __�;� '�__ ' \ I I � I \ r7- 'l/ __ / "Ry -A , t i " 11 RE I -, , I � � \ X ;� '� ( � 1_1__' 'A_", k .1 -I---- 19 -A-,- -1 I J , , __ \ " ... � % � \ . I I -1 Tj, I 0 BE VDOT STD. EC -1 �' � / 11 - � 11 . All ' __ 11 - - "�' I ... __� \ - \ 91 I I ' 1� - /' _l�x__ \ \ I 1-1 \ ,% I I �\ - 17\ __l \ \ 1-1 , , RIP RAP \'�' __ ',"' -, 0 / \ I - 11 I I \ � \ k . " I I I , � x // /1' _'_�� ; __� \ \ � ""-" SEDIME4T BASIN - __ - / \ I I _ �_ll I \ \1 \ \11, 11 1 23,33,'kC)_ / '/ '_� - 11 \ \ '�' .-- - -Z�- .11, � I + . " 'I-,' / A . � � , ",/ / z � -, I � i -�' "4) --� � - ______ I _� I . ,-- E RANCE \ , \ , �� -1 1-1 \11 _�'-1- _____ --I-- / .' / + c)>-, \ - \ \ \ I - '_<� ___, 7 , 1�� "_ I \-I-.- \ _\ ' \ � __:_�___tl_� + - -, __� �� - - - 11 --- DC\ \ I 1\ I / /' _ �' A - .I'--- _'__' N 1� . - � ""� "'�' 1 11\ __' \ ani- L� -1 _ + \ I � ' - X + /L ll K �' I I (f) ( I �- , \ \ ,\. , , \\ '\ _� ___ . 1, '7*' _ N4 ..' '_" "(' _3 —:------ � � "� 'I \/ _" . .1. ) ,__ I I -to 1�7 x - _' - .� I \ \ \ " \ /� , -------- _i_ \ " ',. -__�' L"� .. 11 11--". L - ' I . 11 , `-� �'�' ___�. DISTURBANCE- __ __ - ) . I \ \1 ' I., I , /____t__� --- -,-- -1 ____ __�� - - __ T -P - I - , I . .1 - ' L_� _ -------- --- I __ ; ___ \ - - . , - I I - �'. , I � f oe'A'�N"7; 7 - 5- r� I - ' "I I � I ' I � 1.11, _ """ �. - . e - _�.'_'�_ __; _�_' � � ; '� _� 17 0 Xilkk R Kdibr,) , _., I.. � .... .. , - .11 Ce - N ti239` E_ � I �:' -� 7, k-" I T , '_� � 4_k_l C) r- � " 1-1 ' . -1 4 r., SCALE, V = 30' ISSUM 21M l__08 DRAWN BY: mos REVISIONS: 1, 3-30-08, CO. COMSIETNTS I 1 2 6-24-09, FSC/SWM_ CONIME.NiTS I All tights reserved. No part of the material protected by this copyright (plans, Ideas, designs, section% or details expreswd oil those plans) may be reproduced, changed or utilized in any form or by any mentos, e(actronIG or mechariloal, including photocopying, zcaniiing, of by any other means Of retrieval System Mhout written permission from effa Concepts, Rc, AN%o, these plans may not be essignad to a thifd party wi hat4tffFstwritt,nauthorization ofTerra concepis'p,c. I (D TERRA CONCEPTS, P.C. I __� �� I / I 1 - _ __ - I 1. ____ '.!!!t_ ..wo . - ... - _�-_ - --------- ___ *%. I �' 11 ' 11 \\jAPPROX. 9.22 AC) __ " - ( , �"' '�_' '__ ____'��__ f __ ---. --- .- I-, 1-1 '--I- , _-^---/'-��"_�""' '^' - - — ___ '•'+^"'.. �___ \ \- , - ---,'\ - , / _/ '�'�' I N 1, - _10-_ .1, __ ,_ - I __� ___ 1-..y, �' ,,- ,-- '." I, - I 11 / � I \ \' � �-� ; - t;;;Z� -- ___1 r __ �_ — — ." — 17_ . I , .' ''-. . ____ __' . - - . --- I — _ Joi -" '' , \,\\ SHEET � - - 1. I',, - ____ __ -----.-..-- - I'-,' \ - - __ 11 ----\I- I - - . _� , "I I", 'k, ,-\I- _. - - - _ - EE � ___' " "� 1%. 1.11\ ` , % \ 1�' � I 1 6 (. _-.1"."�_ __._____ _--ii. TREE ___ rl� � __.' � I ____ 10 •. " � __' I -I- __'_ -- . - I-- " 'I, - --- "� ____s - .___ __ CJULVE��T INLET -,,,---,--v---,-' - " "I "�' _� ", " .,--", I- _ __ ____ E P. - --_ I '," -, _11"�' , "��"� ,� . L � ---� va 1 _PRC?TECTIfNI_ "\ I .' 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BAS A, - '_� "', _-, IN ,-\-, \ 11 \ 1, I I ____ �' - ____ ____ -- - - - \ , I I—, ' _.- -- -� "I - , -__ "I,, _�' . � - TO_BE_VDOT-ST-D� 6-1 i \ - ' �' __ - _____ __ _____ _'_ � \ ___ '_�' , -1 _'__ ___ 1. - ". " -"I- �_\ '11 '___�_' '\�' OUTI ET PROTECTI - ya -00 '11�' - -_ ...... -, - - _� ---__ ----(-23.3 - .210 __ "_". �"� '\ \ ' - - , -11, , I ) � \ '\ - _ -__ SOILS TYPE -, ___ __ -1 - '-" \ \ � I I \ 1'1�1 1 (23.33 AC.} / __� I , �""' " "� . i--,-- - ----- � ___ _ _____ "__'_'�"� ". , ""� 1\ 11�1- i -11 .- I 11 / \.( , -- -- "', _" --- - , , '_--.'\ " I \1 � OF 16 1 / - I - l._.' "', \1 "�x \" .' '�" I � - '--., -, __� - � -, _'�_ll Typ �� _'__�__ •� - AD- ,-. ---------- ____ \ , , \ _'. . I'll _. ___ - �"" , I_ . 'vc, � _____ I '-"--, '_ . I - __' - - -1 __.__ "_�_� 1- __ I/ ,-, N" ' \ \ \ � RIP RAP 0�00 70 ----- vo ILS ____ - \ \ \ 11 . � . � \ . 0 10 / SED. BASIN D.A. /_�� ___ I , - - __'_ - _'____ "-..- - _ ____� . ,---,-,.P I . L _"'� \ \ llrl�l \ I ___l __ ______ ----__ I'll __ ' S�\ z v(* \ \ - I ..I ..'', . . � I . . . - I I 1. . I . .. I I I . .1 I . .. . I I . . .1 I . .. I I I . , P DRAINAGE SWALE DIRECTS FLOW 0 SEDIMENT BASIN 70' MINI. 3" SM -2A ASPHALT' TCP' COURSE 2% A� P1VE'R`SI0MDITC!H_ SIDE ELEVATION EXISTING GROUND EXISTING PAVEMENT 6" VDOT #21 A AGGREGATE BASE 701AIN. T ASPHALT PAVIED WASHRACK 10, MIN. 2% 12` MIN. EXISTING PAVEMENT 2% 2% DIVERSION DITCH MIN. POSITIVE DRAINAGE 10, MIN WIDTH AT DESIGN WATER TO SEDIMENT ELEVATION IS 4,0' TRAPPING DEVICE PLAN VIEW MUST EXTEND FULL WIDTH OF INGRESS AND EGRESS OPERATION SET -IY2" WATER HYDRANT WITH FROST PROOF HYDRANT 3' 70' MIN. ABOVE GRADE_ AND 4" OFF EDGE OF PAVEMENT 2% 'T NOTE: A MINIMUM WATER TRAP OF I" IS REQUIRED WITH A MINIMUM WASH HOSE DIA. OF 1.5" SECTION A -A ALBEMS RLE COUNTY CONSTRUCTION ENTRANCE 16 ) SECTION L�1�001 $001ir,E: VA, Q$WC PROVIDE ADEQUATE POLYETHYLENE CAP STRAPPING .Table 15: Sediment Ba in design 3 14) brain'a'ge Area acres 2 VATMUT Basin Voturnes: (using ,l'contour intervals) DESIGN HlH WATER Elevation (ft)'q Contour A Volume (,�Y)� sloRm 11070, Outlet Class I 0.5 32. 1 4452 '; �Apron '18109; 536 2,1998 4 535 27228 SSiJIMENT CLEAUDUT FOINI W ET ' STOMGE REDUCED W 3 C/ AC) .Y.RF 2 V�jet Storage: �le't' ; toiage R'eq'u'lre"d' ('cy)(67'k_DA,), A 0, De�f�ring (Drif'o'e- Elevation',( t')' Top of ba'111 (it) 3-9 2 fillet Storage Provided 'at thi's -Ele---vation ('c y) M Q i Available,, Volume Before Cleanout (cy) (33DA) Bottom of Basan (it) 530.0; Cleanout Elevation (ft)53'1 ...... ...... .6 _,.A.ppTo�x,B,ot_t.om I lltten�iorts 60 20g' . Distance from Cleanout to OdIlice (It) V) �Upstrearn Face Slope: I�omstreani Face Slope: 3:1, b ry Siiora ge' q redcy Baffles:: Prin6ple Spillway Crest (ft) SDAI L (ft) 195, 'Dry Storage, ProAded at this Elevation (cy) 20310: Effectivie Widths, We (ft) "A x biameter of Dewatering Orifice (in) 10. 0 i, L I 'Al el (b.affless r,-qL]Ired if >.2) �4 bia'n'ieter of lFlex, i'lile tub'in'g (in) for ices J"j 0-00 10.7 1z.0 Gres 1 Collars- no; 36 Depth of Wateir at Spillway Crest (ft) nla c (use (3.4,i for bare earth.) C) 45' of Upstvam Face 1,71) n4 Slope ofBarrell (Sb) nia, ;i 2yr 3 .9 Q 2yr: '.0_ Length of aryl in $aturated Zone �Ls) n1a J 25yr 51 0 25yr ;'Number Collars Required Dimension of Collars Prlrioiple Spillway: A�ailable' Head 7Emergenq Sp)illway:, no. Diameter Riser (in) 7oi Required Capaicity (Q25 -0p) 00,Q; -Bottom 101idth i(ft) Jameter TrashSive of -Exit- dhannel (ft1ft) n/a, Barrel Length (it) 298 Winjinuin Lengt:h of Exit Channel (ft) 114 'Hea, d-' an Barrel through Embankment 00, 1). ... ........... :Crest of SpillwM n a, b i -a t' 4 e r, of Barrel, fir} SEDI ME NT BAS I N TACK WELD —PERFORATED POLYETHYLENE DRAINAGE TUBING, DIAMETER VARIES (SEE CALCULATIONS IN APPENDIX 3.14-A) PLATE. 3.14-15 DEPTH VARIES AS REQUIRED FOR "DRY" STORAGE VV—M-r L "FERNCO-STYLE" COUPLING STORAGE DEWATERING ORIFICE, SCHEDULE 40 STEEL STUB 'I -FOOT MINIMUNI, L—CORRUGATED METAL RISER DIAMETER VARIES (SEE CALCULATIONS IN APPENDIX 3.14-A) NOTE: WITH CONCRETE RISER, USE PVC SCHEDULE 40 STUB FOR DEWATERING ORIFICE DRAINAGE TUBING SHALL COMPLY WITH ASTM F667 ANDAASHT0 M294 RECOMMENDED DEWATERING SYSTEM FOR E "� SEDIMENT BASINS DETAIL E-078 N,T.S, SOURCE: VA. DSWC r GRAVEL FILTER RUNOFF WATER SEDIMENT-` CONCRETE GUTTER SPECIFIC APPLICATIOM THIS METHOD OF INLET PRO ECTION fS APPLfCABLE AT CURB INLETS WHERE PONDING iN FRONT OF THE STRUCTURE IS INOT LIKELY TO CAUSE iNCONVENIENCE OR DAMAGE TO ADJACENT STRUCITURES AND UNPROTECTED AREAS. * GRAVEL SHALL BE VDOT #3, #357 OR 5 COARSE AG(GREGATE, GRAVEL CURB INLET SEDIMENT FILTER PLATE 3,07-6 SOURCE: Adapted from Installation of Straw and Fabric Filter Barriers for Sediment Control, PLATE. 3.05-1 Sherwood & \Nyant r;11-ir�T7111 T'"A A SECTION N -T3, TOP OF EMBANKMENT 539,2 DESIGNH IGH W A T E R (25 -YR. STOR?,AELEV) .... ... JW11N 2._9 ELEV, 537.00MIN. 0.MIN, I'a ` 73" 03RCP •DRY" STORAGE ...... RISER OR E$T W ELEV, 533.5-536,0 TRAH RACK ELEV' ................... 1580 C.Y. .... ........................... ..... ... • VVET " STORAGE ......... ........... 10" DEWATERING DEVICE ELEV, 530.0-533,5 VVI 12' FLEXIBLE TUBING ELEV, 533.50 SEDIMcNT CLEANOUT POINT INV, 526.50 ELEV. 533.13 BOTTOM ELEV, 553330M DESIGN ELEVATIOINS WITHOUT EMERGENCY SPILLWAY (RISER PASSES 25 -YR., EVENT) SEDIMENT BASIN DESIGN ELEVATION'S 16 1 SECTION -E-060 _NT, T. S, :Table 11: OlLtet Protection De -sign Table (ref, Va. Erosion and Sediment Control Handbook, Spec, 3,18 OUTLET PROTECTIl'Off 'DESIGN > NIA_N/A —lass be on level kiound Outlet Class I 0.5 Hydraulics �Apron 2 t A M Q i d3 > > re ru3rlts SDAI '15 410 _210.84 0.00 11 B "A N/A >_ None Required 5D GT 2-4 0-00 10.7 1z.0 Gres 1 SD DI 36 37.42 0.00 7.4 11,0,-- las,, I 1, SET POSTS AND EXCAVATE A #'Xl' TRENCH UPSLCPE ALONG THE LINE OF POSTS. FLOW _11111 3. ATTACH THE FILTER FABRIC TO THE WRE FENCE AND EXTEND IT INTO THE TRENCH. 2. STAPLZ WIRE FENCING TO THE POSTS. 4, BACKFILL AND COMPACT THE EXCAVATED SOIL, EXTENSION OF FABRIC AND 0ARE INTO THE TRENCH, CONSTRUCTION OF A SILT FENCE D (WITH WIRE SUPPORT I 16// DETAIL E-0-49 SOURCE: VA. DSWC PLATE 3.09-1 4.5'min. G_� TEMPORARY DIV ERSION DIKE SECTION E1005 N72. Source: Public Facilities Manual, Vol, 111, Fairfax Co., ala., 1976 ,,Plate 3,38-1 DRIP LIN E----�.--.__.., PROTECTIVE DEVICE MAXIMUM LIMITS OF CLEARING AND GRAD PROPOSED GRADING 41 MIN, 5' WHERE DRIPLINE IS LE5S THAN CONSTRUCTION OPERATIONS RELATIVE 7FTTHE LOCATION OF PROTECTED TREES DETAIL CONCEPTS, P"C' CIVIL E.NGINF-EQRS LANDSCAPE, ARCHITECTS 224 COURT SQUARE CHARWTTESVILLE, VIRGINIA, 22902 PH434-295-4M5 FAX 434-295-2103, SCALE, AS SFIONVIN !SSUED: 4-1113-08 DRAW N BY, RE VISI ON S, L 3-30-08, Co. COMINfuNTS 2. 6-24-09, ESC/SWM t CONIM-,ENTS All tights reserved, No part of the material protected by this copyright (pians, ideas, designs, sediions or details expressed un these Plans) rMY be reproduced, changed or utilized in any form or by any means, electronic or mechanical, including photocopying, scanning, or by any other means of retrieval system without watten permhstun from Terra Concepts, P.0, Also, these plans may not be assigned to a third party without first written authorization of Tema Concepts, P.C. (9 TERRA =iCEPTS, P,C, OF 16 > NIA_N/A —lass Class I 0.5 1, SET POSTS AND EXCAVATE A #'Xl' TRENCH UPSLCPE ALONG THE LINE OF POSTS. FLOW _11111 3. ATTACH THE FILTER FABRIC TO THE WRE FENCE AND EXTEND IT INTO THE TRENCH. 2. STAPLZ WIRE FENCING TO THE POSTS. 4, BACKFILL AND COMPACT THE EXCAVATED SOIL, EXTENSION OF FABRIC AND 0ARE INTO THE TRENCH, CONSTRUCTION OF A SILT FENCE D (WITH WIRE SUPPORT I 16// DETAIL E-0-49 SOURCE: VA. DSWC PLATE 3.09-1 4.5'min. G_� TEMPORARY DIV ERSION DIKE SECTION E1005 N72. Source: Public Facilities Manual, Vol, 111, Fairfax Co., ala., 1976 ,,Plate 3,38-1 DRIP LIN E----�.--.__.., PROTECTIVE DEVICE MAXIMUM LIMITS OF CLEARING AND GRAD PROPOSED GRADING 41 MIN, 5' WHERE DRIPLINE IS LE5S THAN CONSTRUCTION OPERATIONS RELATIVE 7FTTHE LOCATION OF PROTECTED TREES DETAIL CONCEPTS, P"C' CIVIL E.NGINF-EQRS LANDSCAPE, ARCHITECTS 224 COURT SQUARE CHARWTTESVILLE, VIRGINIA, 22902 PH434-295-4M5 FAX 434-295-2103, SCALE, AS SFIONVIN !SSUED: 4-1113-08 DRAW N BY, RE VISI ON S, L 3-30-08, Co. COMINfuNTS 2. 6-24-09, ESC/SWM t CONIM-,ENTS All tights reserved, No part of the material protected by this copyright (pians, ideas, designs, sediions or details expressed un these Plans) rMY be reproduced, changed or utilized in any form or by any means, electronic or mechanical, including photocopying, scanning, or by any other means of retrieval system without watten permhstun from Terra Concepts, P.0, Also, these plans may not be assigned to a third party without first written authorization of Tema Concepts, P.C. (9 TERRA =iCEPTS, P,C, OF 16