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HomeMy WebLinkAboutWPO201600021 Plan - As-built 2016-03-25^1ANW-1 SUBDI71'"3ION AS -BUILT SURVEY WPO PLAN COUNTY OF ALBEMARLE, VIRGINIA SITE DATA: TAX MAP PARCEL. TM 44-12W (DB 1937 PG 255) AND TM 44-12F (DB 1937 PG 255) ZONING: RA MAGISTERIAL DISTRICT: JACK JOUETT PROJECT AREA: 23.011 ACRES SOURCE OF BOUNDARY AND TOPOGRAPHY: TIMMONS GROUP. 2815 N AUGUSTA ST SUITE C STAUNTON. VA 24401 (540)885-0920 COMPLETED ON NOVEMBER, 232015 DATUM: HORIZONTAL: BASED ON NAD83, VIRGINIA STATE GRID SOUTH ZONE. VERTICAL: BASED ON NAVD 88. ESTABLISHED THROUGH LEICA SMARTNET. BUILDING SETBACKS: FRONT: 75 FT FROM EXISTING PUBLIC ROAD FRONT - LOTS 1, 3, 4, 7 & 8: 25 FT FROM INTERNAL ROADS FRONT - LOTS 5 & 6: 65 FT FROM INTERNAL ROADS SIDE: 25 FT REAR: 35 FT LOT FRONTAGE: EACH LOT MUST HAVE AT LEAST 150' OF FRONTAGE ALONG THE PROPOSED ROAD AND/OR 250' OF FRONTAGE ALONG WOODLANDS ROAD. ALLOWABLE DENSITY: TM 44-12W CONTAINS 3 DEVELOPMENT RIGHTS + TM 44-12F CONTAINS 5 DEVELOPMENT RIGHTS TOTAL LOTS ALLOWED. 8 LOTS DEVELOPMENT RIGHTS REMAINING: LOTS 1, AND 3-8 ARE ASSIGNED 1 DEVELOPMENT RIGHT EACH AND MAY NOT BE FURTHER DIVIDED. THE RESIDUE OF TAX MAP/PARCEL 44-12W (LOT 2) IS RETAINING 1 DEVELOPMENT RIGHT AND MAY NOT BE FURTHER DIVIDED. PROPOSED USES. 8 SINGLE FAMILY UNITS MAXIMUM GROSS DENSITY ALLOWED: 0.5 D.U. /ACRE. GROSS DENSITY PROVIDED. 8 LOTS / 23.011 ACRES = 0.348 D.U. / ACRE. LOT SIZE. 2.0 ACRE MINIMUM LOT SIZE (BY RIGHT DEVELOPMENT) PARKING: ALL PARKING SHALL BE LOCATED OFF STREET IN DRIVEWAYS AND GARAGES. PHASING: PROJECT SHALL BE BUILT IN ONE PHASE. BUILDING SITES LOTS 1-8 MAY NOT BE FURTHER DIVIDED. ONLY 1 DWELLING UNIT PER LOT SHALL BE ALLOWED. BURIAL SITES. NO CEMETERIES FOUND ON SITE. WATER SUPPLY WATERSHED: THIS SITE LIES WITHIN THE ALBEMARLE COUNTY SOUTH FORK RIVANNA RESERVOIR WATER SUPPLY WATERSHED. WETLAND IMPACTS. NONE WATER SUPPLY AND UTILITIES: UNDER CURRENT COUNTY POLICY. PUBLIC WATER AND/OR SEWER WILL NOT BE AVAILABLE TO THIS PROPERTY. ALL LOTS WILL BE SERVED BY INDIVIDUAL DRAIN FIELDS AND WELLS. STORMWATER: WATER QUALITY REQUIREMENTS AND FLOW ATTENUATION WILL BE ACHIEVED THROUGH AN ONSITE DETENTION SYSTEM. AGRICULTURAUFOREST DISTRICT: NONE FLOOD PLAIN: BASED ON FEMA FLOOD INSURANCE RATE MAP (FIRM), MAP NUMBER 51003CO260D, EFFECTIVE 4, 2005, THE PROPERTY SHOWN LIES IN UNSHADED ZONE'X', AREAS DETERMINED TO BE OUTSIDE THE 0.2 % ANNUAL CHANCE FLOODPLAIN. BUILDING SITE NOTE: EACH PROPOSED LOT CONTAIN A BUILDING SITE THAT COMPLIES WITH SECTION 4.2.1 OF THE ALBEMARLE COUNTY ZONING ORDINANCE. ALBEMARLE COUNTY EXCEPTION: ON MARCH 11, 2016 THE SUBDIVISION AGENT GRANTED LOT 2 AN EXCEPTION TO SECTION 14-404(A) TO CONTINUE UTILIZING THE EXISTING DRIVEWAY ACCESSING WOODLANDS ROAD (SR 676) WITH A CONDITION THAT ADEQUATE SIGHT DISTANCE FOR THE PRIVATE ENTRANCE SHALL BE DEPICTED ON THE ROAD PLAN. PARCEL AREA SUMMARY. PUBLIC R/W. 0.971 AC PUBLIC RIW DEDICATION FOR WOODLANDS ROAD. 0.425 AC PROPOSED LOTS. 21.615 AC TOTAL SITE AREA: 23.011 ACRES ALL PROPOSED STORMWATER MANAGEMENT FACILITIES ARE TO BE OWNED AND MAINTAINED BY A HOME OWNERS ASSOCIATION. TRAFFIC GENERATION AVERAGE DAILY TRIPS FOR SINGLE FAMILY RESIDENTIAL (ITE 210) = 10 ADT WOODLAWN ROAD: 80 ADT (8 SINGLE FAMILY RESIDENTIAL UNITS) 03/25/2016 8Y9 Een� PROPOSED SITE VICINITY MAP SCALE: 1" = 2,000' OWNER: MARJORIE M. PAUL 2163 BONAVENTURA DRIVE VIENNA, VA 22181 DEVELOPER: WOODLAWN DEVELOPMENT, LLC 2180 OWENSVILLE RD. CHARLOTTESVILLE, VA 22901 CONTACT: JUSTIN BEIGHTS TELEPHONE: (434) 531-1899 EMAIL: JUSTINBEIGHTS@GMAIL.COM ENGINEER OF RECORD: TIMMONS GROUP 919 2ND STREET, S.E. CHARLOTTESVILLE, VA 22902 CONTACT: CRAIG KOTARSKI, PE TELEPHONE: (434) 327-1688 EMAIL: CRAIG.KOTARSKI@TIMMONS.COM 11bt U) I— LU LU `2`^ vJ LU 6L U) J_ co m Q CERTIFICATION OF AS -BUILT SURVEY AS -BUILT SURVEY BY TIMMONS GROUP DATE OF SURVEY: DECEMBER 20, 2017 AS -BUILT SURVEY NOTES: 1. HORIZONTAL DATUM BASED ON NAD83 (NA 2011) VA S. & VERTICAL DATUM IS NAVD88 PER ORIGINAL TOPOGRAPHIC SURVEY BY THIS FIRM. BOLD AND/OR BOXED INFORMATION IS AS -BUILT Sheet Index Number Sheet Title COVER v.0 EROSION AND SEDIMENT CONTROL NO ES & DETAILS C41 EROSION AND SEDIMENT CONTROL NOTES & DETAILS C4.2 EROSION AND SEDIMENT CONTROL PLAN C4.3 EROSION AND SEDIMENT CONTROL PLAN C5.0 SITE LAYOUT C5.1 SITE LAYOUT C6.0 CULVERT PROFILES AND CALCULATIONS 1, PAUL N. HUBER, A LICENSED LAND SURVEYOR IN THE COMMONWEALTH OF VIRGINIA, DO HEREBY CERTIFY THAT THE AS -BUILT CONDITIONS DEPICTED HEREIN ACCURATELY REFLECT THE CONSTRUCTION OF THE REFERENCED SITE. THE FACILITIES HAVE BEEN FOUND TO BE IN CONFORMANCE WITH THE APPROVED CONSTRUCTION PLANS UNLESS NOTED OR IMPLIED OTSE. 2379 LICENSE NO. DATE I,UL N. HUBER Lic. No.2379 12-20-17 TOTAL 14 SHEETS 8 SHEETS APPROVED by the Albemarle County Community De elopm;e Department Date- ��olt, stoL1 File-- VivX"H OF O CRAIG TARSKI Lic. 8507 �15 1�r AL E 0 x 0 LH a z 0 0 r •• • (1) z O x Fm H F- 0 DATE 1217115 DRAWN BY C. SHIFFLETT DESIGNED BY C. SHIFFLETF CHECKED BY C. KOTARSKI SCALE N.A. z ,0 ; V / I\ —I Fi Q E 0' _ uJ -Ico LU w < O o zoU z 8p Q U aE Q E o 0 �8 0 N E a f d �o n; v E 3 06 JOB ND. �8 37545 SHEET NO. = 6 C0.0 E AS -BUILT SURVEY BY TIMMONS GROUP DATE OF SURVEY: DECEMBER 20, 2017 BOLD AND/OR BOXED INFORMATION IS AS -BUILT GENERAL NOTES: 1. ALL MATERIALS AND CONSTRUCTION SHALL BE IN ACCORDANCE WITH CURRENT VIRGINIA DEPARTMENT OF TRANSPORTATION'S SPECIFICATIONS AND STANDARDS. 2. PRIOR TO ANY CONSTRUCTION, THE CONTRACTOR SHALL CONSULT THE ENGINEER AND VERIFY THE APPROVAL OF THE PLANS BY ALL FEDERAL, STATE AND LOCAL AGENCIES. 3. LAND USE PERMITS (LUP-A) MUST BE OBTAINED FROM THE VIRGINIA DEPARTMENT OF TRANSPORTATION PRIOR TO BEGINNING ANY CONSTRUCTION WITHIN THE EXISTING STATE MAINTAINED RIGHT OF WAY (INCLUDING ACCESS). 4. VDOT IS TO RECEIVE WRITTEN NOTIFICATION 48 HOURS PRIOR TO COMMENCING WITH INITIAL CONSTRUCTION ACTIVITIES. 5. THE CONTRACTOR SHALL VERIFY THE ELEVATIONS OF ALL POINTS OF CONNECTION OR PROPOSED WORK TO EXISTING CURBS, SANITARY LINES, WATERLINES, ETC, PRIOR TO CONSTRUCTION. 6. UPON DISCOVERY OF SOILS THAT ARE UNSUITABLE FOR FOUNDATIONS, SUBGRADES, OR OTHER ROADWAY CONSTRUCTION PURPOSES, THE CONTRACTOR SHALL IMMEDIATELY CONTACT THE OWNER. THESE AREAS SHALL BE EXCAVATED BELOW PLAN GRADE AS DIRECTED BY THE OWNER, BACKFILLED WITH SUITABLE MATERIAL AND COMPACTED IN ACCORDANCE WITH CURRENT. 7. ALL STORM SEWER DESIGN AND CONSTRUCTION TO BE IN ACCORDANCE WITH VDOT I AND I LD-94 (D) 121.13. 8. ALL STORM SEWER PIPE SHALL BE REINFORCED TONGUE AND GROVE CONCRETE PIPE IN ACCORDANCE WITH ASTM-C-76. PIPE WITHIN THE RIGHT OF WAY SHALL BE MINIMUM CLASS III OR GREATER IN ACCORDANCE WITH CURRENT VDOT STANDARDS AND SPECIFICATIONS. 9. IF PRE -CAST UNITS ARE TO BE USED, VDOT SHALL BE NOTIFIED AND THE MANUFACTURER SHALL SUBMIT DRAWING DETAILS FOR REVIEW. CERTIFICATION AND VDOT STAMP WILL BE REQUIRED ON ALL UNITS. 10, ALL CONCRETE SHALL BE A3-AE (AIR ENTRAINED 3,000 PSI), UNLESS OTHERWISE NOTED. 11. ALL ENTRANCES ARE TO BE DESIGNED AND CONSTRUCTED IN ACCORDANCE WITH CURRENT VDOT STANDARDS. 12. DESIGN CHANGES, SPECIFIED MATERIALS CHANGES AND/OR FIELD CHANGES FROM THE APPROVED PLANS NEED TO BE RESUBMITTED TO THE ENGINEER PRIOR TO PROCEEDING WITH THE WORK. A LETTER OF EXPLANATION SHALL ACCOMPANY THE REVISED PLANS AND/OR THE DRAINAGE CALCULATIONS, WHICH MUST BE SUBMITTED AND APPROVED BY THE ENGINEER. 13. CONTRACTOR SHALL VERIFY LOCATION AND ELEVATION OF ALL UNDERGROUND UTILITIES SHOWN ON PLANS IN AREAS OF CONSTRUCTION PRIOR TO STARTING WORK. CONTACT ENGINEER IMMEDIATELY IF LOCATION OR ELEVATION IS DIFFERENT FROM THAT SHOWN ON PLAN. IF THERE APPEARS TO BE A CONFLICT, AND/OR UPON DISCOVERY OF ANY UTILITY NOT SHOWN ON THIS PLAN, CALL MISS UTILITY OF CENTRAL VIRGINIA AT 1-800-552-7001. THE OWNER SHALL BE RESPONSIBLE FOR THE RELOCATION OF ANY UTILITY WITHIN EXISTING AND/OR PROPOSED RIGHT-OF-VWAY REQUIRED BY THE DEVELOPMENT. 14. CASING SLEEVES SHALL BE PLACED AT ALL ROAD CROSSINGS FOR GAS, POWER, TELEPHONE AND CABLE TV SERVICE TRUNK LINES. (N/A) 15. THE INSTALLATION OF SEWER, WATER, AND GAS MAINS (INCLUDING SERVICE LATERALS AND SLEEVES) SHALL BE COMPLETED PRIOR TO THE PLACEMENT OF AGGREGATE BASE COURSE. 16. VDOT & ALBEMARLE COUNTY APPROVAL OF CONSTRUCTION PLANS DOES NOT PRECLUDE THE RIGHT TO REQUIRE ADDITIONAL FACILITIE''S AS DEEMED NECESSARY . 17. VDOT SHALL HAVE APPROVED THE AGGREGATE BASE COURSE(S) FOR DEPTH, TEMPLATE AND PERFORMED THE REQUIRED FIELD INSPECTION (PROOF ROLL) PRIOR TO PLACEMENT OF ANY SURFACE COURSE(S). CONTACT THE OWNER FOR INSPECTION FOR THE AGGREGATE BASE COURSE(S) 48 HOURS PRIOR TO APPLICATION OF THE SURFACE COURSE(S). 18. A PRIME COAT SEAL BETWEEN THE AGGREGATE BASE AND BITUMINOUS CONCRETE WILL BE REQUIRED AT THE RATE OF 0.30 GALLONS PER SQUARE YARD (REC-250 PRIME COAT) PER VDOT STANDARDS AND SPECIFICATIONS. 19. THE SCHEDULING OF AGGREGATE BASE INSTALLATION AND SUBSEQUENT PAVING ACTIVITIES SHALL ACCOMMODATE FORECAST WEATHER CONDITIONS PER SECTION 315 OF THE ROAD AND BRIDGE SPECIFICATIONS. 20. THE OWNERS REPRESENTATIVE SHALL HAVE APPROVED THE AGGREGATE BASE COURSE(S) FOR DEPTH, TEMPLATE AND PERFORMED THE REQUIRED FIELD INSPECTION (PROOF ROLL) PRIOR TO PLACEMENT OF ANY SURFACE COURSE(S). CONTACT THE OWNER FOR INSPECTION FOR THE AGGREGATE BASE COURSE(S) 48 HOURS PRIOR TO APPLICATION OF THE SURFACE COURSE(S). 21. A GEOTECHNICAL ENGINEER IS TO ASCERTAIN CAUSE AND CERTIFY RECOMMENDED METHOD OF REPAIR FOR ALL PAVEMENT STRUCTURAL FAILURES PRIOR TO STATE ACCEPTANCE, (N/A) 22. ALL VEGETATION AND ORGANIC MATERIAL MATERIAL IS TO BE REMOVED FROM THE PROPOSED PAVEMENT LIMITS PRIOR TO CONDITIONING OF THE SUBGRADE. 23, CERTIFICATION AND SOURCE OF MATERIALS ARE TO BE SUBMITTED TO THE OWNER FOR ALL MATERIALS AND BE IN ACCORDANCE WITH THE ROAD AND BRIDGE SPECIFICATIONS. AND ROAD AND BRIDGE STANDARDS. 24. APPROVAL OF A DETAILED CONSTRUCTION SEQUENCING/MAINTENANCE OF TRAFFIC NARRATIVE FOR THE WORK ZONE IS A PREREQUISITE FOR ISSUANCE OF A LAND USE PERMIT ALLOWING ACCESS TO AND CONSTRUCTION WITHIN VDOT MAINTAINED RIGHT OF WAY. (N/A) 25, GRADE LINES ON PROFILES DENOTE FINISHED GRADE OF CENTER LINE OF ROAD, 26. ALL APPROACH GUTTERS TO SAG INLETS SHALL MAINTAIN A MINIMUM SLOPE OF 0.004 ft./ft. 27. WHERE A TYPE "B" NOSE IS SPECIFIED ON AN INLET IN CONJUNCTION WITH ROLL FACE CURB AND GUTTER OR CG-7, THERE SHALL BE A 20' TRANSITION ON EACH SIDE OF THE INLET. (N/A) 28. CONTRACTOR SHALL PROVIDE A SEQUENCE OF CONSTRUCTION/MAINTENANCE OF TRAFFIC PLAN IN ACCORDANCE WITH THE STANDARDS AND GUIDELINES CONTAINED IN THE 2011 EDITION OF THE VIRGINIA WORK AREA PROTECTION MANUEL FOR REVIEW BY THE ENGINEER, SCHOOL OFFICIALS, AND VDOT PRIOR TO STARTING WORK THAT IMPACTS TRAFFIC ON STATE ROADS. 29. ALL NEW HANDICAP ACCESSIBLE REQUIREMENTS ON -SITE AND WITHIN ALL NEW STRUCTURES SHALL COMPLY WITH THE 2006 UNIFORM STATEWIDE BUILDING CODE, 2006 VIRGINIA CONSTRUCTION CODE, AND ICC/ANSI A117.1-03. 30. THE CLEAR ZONE IS TO BE FREE OF STORED MATERIALS AND PARKED EQUIPMENT. 31. HORIZONTAL AND VERTICAL SIGHT DISTANCES SHALL BE FREE OF PARKED VEHICLES. 32. ALL EXCAVATED AREAS WITHIN THE CLEAR ZONE THAT HAVE A DEPTH GREATER THAN 6" SHALL HAVE A 6:1 STONE WEDGE PLACED AT THE EIND OF THE DAY 33, SOME LOTS MAY EXPERIENCE WATER PRESSURE GREATER THAN 80 PSI. ALBEMARLE COUNTY ENGINEERING GENERAL CONSTRUCTION NOTES: 1. PRIOR TO ANY CONSTRUCTION WITHIN ANY EXISTING PUBLIC RIGHT OF WAY, INCLUDING CONNECTION TO ANY EXISTING ROAD, A PERMIIT 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. 2. ALL MATERIALS AND CONSTRUCTION METHODS SHALL CONFORM TO CURRENT SPECIFICATIONS AND STANDARDS OF VDOT. 3. EROSION AND SILTATION CONTRIOL MEASURES SHALL BE PROVIDED IN ACCORDANCE WITH THE APPROVED EROSION CONTROL PLAN AND MUST BE INSTALLED PRIOR TO ANY CLEARING, GRADING OR OTHER CONSTRUCTION. 4. ALL SLOPES AND DISTURBED ARIEAS ARE TO BE FERTILIZED, SEEDED AND MULCHED. 5. THE MAXIMUM ALLOWABLE SLOPE IS 2:1 (HORIZONTAL: VERTICAL). WHERE REASONABLY OBTAINABLE, LESSER SLOPES OF 3:1 OR BETTER ARE TO BE ACHIEVED. 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, S. UNLESS OTHERWISE NOTED ALL CONCRETE PIPE SHALL BE REINFORCED CONCRETE PIPE - CLASS III. 9. ALL EXCAVATION FOR UNDERGROUND PIPE INSTALLATION MUST COMPLY WITH OSHA STANDARDS FOR THE CONSTRUCTION INDUSTRY (29 CFR PART 1926). BLASTING NOTES: 1. BLASTING SHALL NOT BE PERMITTED ON THIS PROJECT. ALBEMARLE COUNTY STORMWATER MANAGEMENT NOTES: ALL DAMS AND CONSTRUCTED FILL TO BE WITHIN 95% OF MAXIMUM DRY DENSITY AND 2% OF OPTIMUM MOISTURE CONTENT. ALL FILL MATERIAL TO BE APPROVED BY A GEOTECHNICAL ENGINEER. A GEOTECHNICAL ENGINEER IS TO BE PRESENT DURING CONSTRUCTION OF DAMS. 2. PIPE AND RISER JOINTS ARE TO BE WATERTIGHT WITHIN STORMWATER MANAGEMENT FACILITIES. 3. FOR TEMPORARY SEDIMENT TRAPS OR BASINS WHICH ARE TO BE CONVERTED TO PERMANENT STORMWATER MANAGEMENT FACILITIES; CONVERSION IS NOT TO TAKE PLACE UNTIL THE SITE IS STABILIZED, AND PERMISSION HAS BEEN OBTAINED FROM THE COUNTY EROSION CONTROL INSPECTOR. STOP SIGN DETAIL No Scale 24' BV� ROAD CROSS SECTION STARLIGHT VIEW LANE (25 MPH DESIGN SPEED) 40' R/W STREET PARKING IS NOT PERM 1" SM-9.OA 10. _ i o' (TRAVEL LANE) (TRAVELLANI'_ 2% COMPACTED SUBGRADE-_ MIN. GRASS 4" UNTREATED AGGREGATE SHOULDER NOTE ROAD CROSS SECTION COMPLIES WITH ROAD CROSS SECTION LEGEND 2.5" BM-25.OA 4' MIN. GRAS SHOULDER 4'FORESLOP m STORM PIPE 200 EXISTING CONTOUR 200 - TC 240.5 E •• E H w ¢O DATE 1217115 DRAWN BY C. SHIFFLETT DESIGNED BY C. SHIFFLETT CHECKED BY C. KOTARSKI SCALE N.A. z O � V/ F--1 0M' W a W f Q w Q z°ur) UJI z I" a°Z J r) O O F JOB NO. 37545 SHEET NO. 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(fi) 51i DILS! of;IAllway (f) 0312 diarn( lu of himul (in) W • Risof cm8l olovahon mid dly siou c (kAoRnin(A try o%hxldlxl colfa)Ilon faclily SINM 1 closi Jn AS -BUILT SURVEY BY TIMMONS GROUP DATE OF SURVEY: DECEMBER 20, 2017 SEDIMENT BASIN #1 No Scale SPACING BETWEEN CHECK DAMS k null �� L = THE DISTANCE SUCH THAT POINTS A AND B ARE OF EQUAL ELEVATION 2 ACRES OR LESS OF DRAINAGE AREA 2-10 ACRES OF DRAINAGE AREA. FILTER 3„ FILTER _/ 40 0 CLOTH � CLOTH (OPTIONAL) (DOWNSTREAM VIEW) (OPTIONAL) (DOWNSTREAM VIEW) VDOT#1 COARSE VDOT#1COARSE AGGREGATES AGGREGATE - FLOW 27 g• FLOW 1 CE) ' OR 3/4 OF DITCH HEIGHT ROCK CHECK DAM No Scale BOLD AND/OR BOXED 535.76' INFORMATION IS AS -BUILT 533.70' CREST ELL � I - _ .J IK DRY STORAGE 48" RCP RISER - �^ DEWATERING DEVICE W/ ANTI-VORTEh 6" PERFORATED PVC INV INB29AQ.(6" NOT AC E ABLE INV OUTT29y 3" ORIFICE _ - \ WETSTORAGE EW-1 PLUG 3" ORIFICE (FOR SWM-1) © 5.04 % '- L4' ES-1 SWM-1 BOTTOM329�.6 B' DIA. X 1.5' INV 526.7V 1529.71 I CONC. BASE - 6 - 6" PVC @ 1.7% EMBED 6" IN CONCRETE NOTES: RIP -RAP OUTLET 1. IMPERVIOUS CORE AND CUTOFF TRENCH SHOWN FOR PROTECTION SECTION B-B - INFORMATIONAL PURPOSES ONLY. FINAL DESIGN TO BE PROVIDED BY GE IHEE STONE CONSTRUCTION ENTRANCE REFER C7.2FER. 2. REFER TO SHEET C7.2 FOR FINAL DESIGN OF SWM-1 No Scale INLET WITH FRAME woo0 SILT FENCE DROP INLET PROTECTION DRGRATOP COMPACTED SOIL II -FRAME 18 MIN \ FLOW PIPE OUTLET CONDITIONS l A do PIPE OUTLET TO FLAT AREA WITH NO DEFINED CHANNEL PLAN VIEW La 0%- y'I SECTION A FILTER KEV IN 6 9". RECOMMENDED FOR CLOTH ENTIRE PERIMETER S I RIPRAP A 9`20 A 3dn(MIN_) do PIPE OUTLET TO WELL DEFINED CHANNEL *PLANVIEW La -------------- SECTION A -A FILTER KEYRECOMMENr; CLOTH ENTIRE PERIMETER NOTES'. 1. APRON LINING MAY BE RIPRAP, GROUTED RIPRAP, GABION BASKET, OR CONCRETE. 2. La IS THE LENGTH OF THE RIPRAP APRON AS CALCULATED USING PLAT 3.18-3 AND 3.18' 3. d = 1.5 TIMES THE MAXIMUM STONE DIAMETER, BUT NOT LESS THAN ING`I" OP TABLE 3.31-B ACCEPTABLE TEMPORARY SEEDING PLANT MATERIALS "QUICK REFERENCE FOR ALL REGIONS" PLANTING DATES SPECIES RATE (LBS./ACRE) SEPT. 1 - FEB. 15 50/50 MIX OF ANNUAL RYEGRASS (LOLIUM MULTI-FLORUM) 8, 50-100 CEREAL (WINTER) RYE (SECALE CEREALE) FEB. 16-APR. 30 ANNUAL RYEGRASS 60-100 (LOLIUM MULTI-FLORUM) MAY 1 - AUG. 31 GERMAN MILLET 50 (S ETARIA ITALICA) TS 3 TEMPORARY SEEDING PLANT MATERIALS No Scale TABLE 3.32-D SITE SPECIFIC SEEDING MIXTURES FOR PIEDMONT AREA TOTAL LBS. PER ACRE MINIMUM CARE LAWN COMMERCIAL OR RESIDENTIAL 175-200 LBS. KENTUCKY 31 OR TURF -TYPE TALL FESCUE 90-100 % IMPROVED PERENNIAL RYEGRASS 0-5% KENTUCKY BLUEGRASS 0-5% GENERAL SLOPE (3:1 OR LESS) KENTUCKY 31 FESCUE 128 LBS, RED TOP GRASS 2 LBS. SEASONAL NURSE CROP' 20 LBS. 150 LBS. LOW -MAINTENANCE SLOPE (STEEPER THAN 3:1) KENTUCKY 31 FESCUE 108 LBS. RED TOP GRASS 2 LBS. SEASONAL NURSE CROP" 20 LBS. CROWNVETCH'" 20 LBS. 1.5 MAX ./L T L1 IL T �IJ - ll 1111 m I' �-11 I oil : 1 III -.J �. - - S _, 11�LII�I�lilik--�11r-iiT��'11�� TI11 MIN, -- GATHER 4.5' MIN, OD CWD 3.09 U EXCESS II -�_ AT CORNERS TEMPORARY DIVERSION DIKE PERSPECTIVE VIEWS f STAKE-, FABRIC 74 - MIN. DETAIL A ELEVATION OF STAKE AND FABRIC ORIENTATION SPECIFIC APPLICATION THIS METHOD OF INLET PROTECTION IS APPLICABLE WHERE THE INLET DRAINS A RELATIVELY FLAT AREA (SLOPE NO GREATER THAN 57) WHERE .31 aTHE INLET SHEET OR OVERLAND FLOWS (NOT EXCEEDING 1 C.F.S.) ARE TYPICAL. THE METHOD SHALL NOT APPLY TO INLETS RECEIVING 3.07-1 CONCENTRATED FLOWS. SUCH AS IN STREET OR HIGHWAY MEDIANS. 150 LBS. " USE SEASONAL NURSE CROP IN ACCORDANCE WITH SEEDING DATES AS STATED BELOW: FEBRUARY 16TH THROUGH APRIL ANNUAL RYE MAY 1ST THROUGH AUGUST 15TH.......... FO XTAIL MILLET AUGUST 16TH THROUGH OCTOBER ANNUALRYE NOVEMBER THROUGH FEBRUARY 15TH .. .......... WINTER RYE SUBSTITUTE SERICEA LESPEDEZA FOR CROWNVETCH EAST OF FARMVILLE, VA (MAY THROUGH SEPTEMBER USE HULLED SERICEA, ALL OTHER PERIODS, USE UNHULLED SERICEA. IF FLATPEA IS USED IN LIEU OF CROWNVETCH, INCREASE RATE TO 30 LBSdACRE. ALL LEGUME SEED MUST BE PROPERLY INOCULATED. WEEPING LOVEGRASS MAY BE ADDED TO ANY SLOPE OR LOW -MAINTENANCE MIX DURING WARMER SEEDING PERIODS; ADD 10-20 LBS./ACRE IN MIXES. I 3.32 PERMANENT SEEDING MIX FOR PIEDMONT AREA �mooKDa'❑��� ❑❑n❑� STAN, _. .,.;:RUCTION FENCE AI TACHEU 10 POSTS (PRE -WEATHERED WOOD, GALVANIZED STEEL, IRON OR THICK PVC PLASTIC), AT LEAST 40" ABOVE FINISH GRADE WITH SPAN POSTS BETWEEN E S S NO GREATER THAN 6' ON CENTER, EVERY NINTH POST SHALL CONTAIN A WARNING SIGN THAT CLEARLY IDENTIFIES THE FENCE AS A TREE PROTECTION FENCE. NO SCALE TREE PROTECTION RSTORM DRAIN INLET PROTECTION No Scale TYPICAL ORIENTATION OF TREATMENT - 1 SOIL (STABILIZATION BLANKET) SHALLOW SLOPE ON SHALLOW SLOPES, STRIPS NETTING PROTECTIVE COVERINGS MAY BE APPLIED ACROSS THE SLOPE. WHERE THERE IS A BERM AT THE 1,' BFRM OF THE SLOPE, BRING THE MATERAAI. STEEP OVER THE BERM AND ANCHOR IT SLOPE - BEHIND THE BERM. ON STEEP SLOPES, APPLY PROTECTIVE ': COVERING PARALLEL TO THE DIRECTION i OF FLOW AND ANCHOR SECURELY. BRING MATERIAL DOWN TO A LEVEL AREA BEFORE 4 h TERMINATING THE DITCH INSTALLATION. TURN THE END UNDER 4" AND STAPLE AT 12" INTERVALS. `+ IN DITCHES, APPLY PROTECTIVE COVERING SEC E PARALLEL TO THE DIRECTION OF FLOW. U H CK SLOTSAS REQUIRED, AVOID JOINING MATEIRIAL IN THE CENTER OF THE DITCH IF AT ALL POSSIBLE. BM 3.36-1.. SOIL STABILIZATION BLANKET (EC - 2 No Scale SILT FENCE CULVERT INLET PROTECTION f\ ENDWALL TOE OF FILL J CULVERT � /TOE OF FILL SILT FENCE - DISTANCE IS 6' L FLOW -OPTIONAL STONL COMBINATION MINIMUM IF 1 FLOW IS TOWARD EMBANKMENT No Scale 1. SET THE STAKES. 2. EXCAVATE A 4"X 4" TRENCH UPSLOPL ALONG THE LINE OF STAKr s' NI- rFLow - , w ;fr,j > 3. STAPLE FILTER MATERIAL TO STAKES AND 4. BACKFILL AND COMPACT THE 1 r EXTEND IT INTO THE TRENCH. FXCAVATFD SOIL. 10 FLOW SHEET FLOW INSTALLATION _J (PERSPECTIVE VIEW! DM ow W c vi a 7 2-5' 1 1 •WDOT #3, #357, #5, #56 OR #57 CLASS 1 COARSE AGGREGATE TO REPLACE SILT RIPRAP FENCE IN "HORSESHOE "WHEN HIGH C VELOCITY OF FLOW IS EXPECTED 3.08-1 SILT FENCE (W/O WIRE No S.I. STONE 70' MIN, CONSTRUCTION ACCESS 3" SM-2A ASPHALT TOP COURSE EXISTING 2% 2% PAVEMENT -8' MIN. 21A AGGREGATE BASE PROFILE STONE )0' MIN. CONSTRUCTION ///��Y ASPIIACT PAVED ___ ��- ACCESS -- F_ V WASHRACK -EXISTING 2% ]% PAVEMENT 2% 12' MIN." •MUST EXTEND FULL WIDTH IME L� 1il`-POSITED ENWNAGE OF INGRESS AND EGRESS it TO SEDNT OPERATION TRAPPING DF.VILE PLAN -> "{POSITIVON E DNAGS 2% TO SEDIMENT TRAPPING DEVICE FR.TER CLOTII SECTION A -A A Inkrianwt at. top of 1 wch nmet 5e installed wi0r a uwwwwr 1 hfck bnlcock shwotf valve mVptyurg a wash hose wr6r a dfmnete of 1 < unties fof adequate co-ftalt presence Wash ater list be tamed away Sow the eahauce to mt approved Settling area to remove seduuert Alt seduneat shall be prevented ffrnr entemg Stouu ehaurs, (Itches or watercourses. PAVED WASH RACK NO SCALE m E C 0 0 0 z x 0 w U a 0 0 F a 0 DATE 1217115 DRAWN BY J. SHOWALTER DESIGNED BY C. KOTARSKI CHECKED BY C. KOTARSKI SCALE AS SHOWN W r� JOB NO. 37545 SHEET NO. C4.1 OUTLEi FKU I LC i No Scale INLET PROTECTION 1 /BOLD AND/OR BOXED / AS -BUILT \ RVEY OA c INFORMATION IS _ I W c — — �' m 1 UQRA TMP44-4K AS -BUILT BY 'TIMMONS GROUP- I C Lic. c. 8507507 CHARLES MERCER GARNE FT,I 1 / A+f GEORGE CARR GARNETT, I ZI�I I ATE SURVEY- 151 ROBERT T GARNETT, & / -1 �\ I \ < $pHAL / LEIGHGARNE140 ECEMBER 20, 2017 / -� OBI. 3666, PG.G.140 i � O \I F4 24 \ 1 LH21 \ M21 \ \ \ \ _ F4 24A --—————— — —— — —— — o// �* LH21 1 of F424A / 1 �� 'VEPCO' POLE LINE EASMENT DB. 357, PG. 30 LIMITS OF / I I 1 ��+ o o; O DISTURBANCE 56 555.0 \ \ \ \I I I 7.94 ACRES / EXlSTM1G DRIVEWAY I I / 3 O N i W _ 56r - ' I \ � \ � \ 11 i � 1 / — � TO REMAIN I u z 556.2 556.2 / 1 T 44-12N V v �n O vi FFE: 557.7 - - - 1 \ / I / 1 K( ISANOR 8 _ _ _�E, 556'7- 1 56 I �51 1 NANC DORC Hf AAVVETTER ` > INGR. l \ ` 11 \ \ �� �1 11 GFE580.6 BFE: 547.7 ( I ' ¢ 556.4 1 1 FFE:�569.9 ` 1 BFE: 571 0 (INGR.) GFE:668.9 1 I 1 \ 2 ` BFE: 559.9; INGR.) \\` 580.3 BO 1 568.6 68 I I� PS 0 PS -�' SF`I `\ I II�1\ I 1\1 \�\ \ \ LOT �► a \ ` `I II 1 1 ` 1 1 `� I 2.085 ACRES LOT 4 � � � � ` � \ t LEVEL / POST-DEV. GRASS C AH N A 1 I I 1 1 12.00614CRES I 'CMP CULVERT I ` ` 1 �\ \\ `\ BRICK&FRAME HOUSE / DRAINAGE AREA#1A� \ I -- 1 1 1 \ W/BASEMENT & GARAGE a J �y849WOODLANOSRD.J AREA = 2.747 AC / o 1 1 IN IN: 545.7 INV. OUT: 545.5 I 1 1 Iw / \ \ LH 7 In DATE 1 ♦\ / \ ' MANAGED TURF = 2.531 AC I LH 7o 12/7115 LOT 9 I 1 I f \ / I I _ DRAWN BY ` 05ACRES 54 . CD II i II II �\ �\ I /) \ \ \ _ \ l / // \ / I v LN• C. SHIFFLETT 1 I II I II \` I`\ � \ \ / I� pLEASANt 'E DESIGNED BY I II l &F II I G VELIII I \�� / - - / ' , /� L T 3 \/� \�\ \ \ "� �—'� % I w z I I \ W •• C. SHIFFLETT \2,251 A ES \ \ \ I / �� /L �� �� - _ _ _ _ _ _ _ _ I ¢ I > • CHECKED BY I 1 1 - _ _� \� \ / 7 �^ N F- I I 1..1... • C. KOTARSKI W T _ _ y I 25' HEREBY DEDICATED • SCALE Lu TO PUBLIC RNI I ' ^ • 1 "=40' 577.6 LUT 1 11 \ o O RAV£L I I� \ \ \ _ - . \ I ` - GFE:376.6 \\\ 2.144 ACRES - (I _ 1 ' 12" CMP CULV T —�.� ` _ ' - _ -(PS)�57630 GR.) _ _ - `\ �\ W Qft- , �� _ uN: o ' / - 7 _ - 1\ �\ I I 2 TMP 44-12P 4 o ILL.LLJ, - - - - - _ _ SOIL ST(i ILE AREA - - - ' 1 1 �\ I ✓OHN, ✓ 06. 690, PG. 430DU/LL�:JA 1 CD '�- DC \DITCH M STILLING'BA F' _ _ _ _ - / \ 1 1 I / I i i � 1 O �S " HDPE CULVERT � 'i CMP NV. IN:'5446B v iJ c _ - - NV. OUT:'5*2•.A RJV�OUT. ` — 565.31 C�p �I 0 FER- - - _' - - IFFE. 60.7 I ` 5 AO _ _ _ - rn $�V� /� O g DIN �,...._ a �!\ 1; G SS CHANNEL B OF 560. PS - - \ - ` \ \ \ \ •gjq.. • 1 L.F. -SLOPE = t59 k_` F_E: 550.7 r- _ - - ` P a C73, / / WQOD TIMBE MINIMI HEAVY \ 560 I u \ FE: 566.60 p m p A / Q _ - - - \ LEVEL SPREADER I : o EQUIPMENT ` \ 0. -� - - - - _ _ �� - \ \ i G .30 - STILLING BA A :2 _^- / �n Ca Oj / f Z $ ti 48" R P RISER I I W! • • i$AFFIQ OM RASS ` \ r _SS I f, \` \ BFE: 556.60 CLASS Al RIP -RAP _rL _ 1 - h I / I / / m �O W = I -VORTEX DEVICE I I : (1; ; ;:: • CHANNEL LOT 7 I T - - - - - - - - - - - - - v _ ,CULVOR2TA I I;::..• �� \ 3.239 ACRES l�\`^ `�` - 1 .'i / I g ` // 118" H O W s SJ 1 • 1:::..� - 1 - _ _ ` >/� \ r ■ _ _ _ I - 2.018 ACRES - - I I 1 IN IT. I I TMP 44-12K L l Z Q rc CARL JR.&MARGARET H. 0 $y Eb NCH \ _ � _ _ - � 1 1 / / 1' I / I ' � I / I � HOLLAR � O Z 13 a Al SLOP I - - - - I I / S QHA NFL A ' I I , DB. 854, PG. 243 / Q g EA \ I WOOD TIMBER I •f" I MINIMIZE EAVY I j' / / — SB-1 _ `� \\ / LEVELSPREADER 1{ 11 \ O O -1851d Ad�RES EgU1PM / l MG 55 O � a `-s29.5o TRAFFIC GRAS$ I F2329 W E / - 530 IAN WALL /� , ' �� , N /I CHANNEL---- ,GRASS El ,535 I13' 1'FO EB�'I1` I� II 1// I/l D F421 �� f ELEV=54.20- — / --- - I CLEAN A7 D ft" �- _ - _ - 000, _ _ DIVERSIO DIKE - _ - - _ _ - -' / DA= 3 ACRES MG' LIMITS OF _ E _ _ _ _ _ _ - - - b15T•URBANCE _ _ _ ,' / / 1 / SCALE I"=40' - - - - - - - - - - - - - TMP44-12E2- - - 7,94 ACRES - t - TMP 44-12E3 i TMP 44-12E5 - - MARK P. & AMY CARLSON / I , HARRY L. & ARLENE G. TERRELL / ,ROGER L. & K%RSTEEN M. FITTRO / l l �16"� 0 40' 80' DB. 3600, PG. 165 DB. 778, PG. 1B8 / OB' 4404, PG 151 LOT 6, CLEARV� MEADOVYS — — L�, CLFARWEI�/Mf.4�OWS l �/ LOT 15, CSLEARVSECT/FJN 3 / l / 2/ Ios No. A ; li 37545 g i TMP 44-12✓ SHEET NO. o RICHARD P. & DONNA F. VINAL , / ml / DB. 1349, PG. 261 C4.2 g ,� HEALTH OA BOLD AND/OR BOXED / INFORMATION IS UCRAIG ARSKI AS -BUILT CHARLES MERCER GARNETT, lll, LAC. 8507 GEORGE CARR GARNETT, A, p ICJI ROBERT T GARNETT, 8 LEIGH GARNETT MOON NAL OB. 3666, PG. 140 -- - -- * F E -�� ----- -- AS- V I T S V R I LIMITS OF W o Z 58 \ �/ \ \ \ I\ DISTURBANC ° 556 \ \ I T. ACRES a 555'D \ -- BY TI MONS OROI�P I =k= �. o w LL w 556.256556.2 DATE (7 SU\RV�Y: - \ 4=" �� oa�N ° FFE: 557.7 _ - - - f \ ` \ 1 \ / i u o l°„ O -GFE. 55E7- ✓1Li �� ��� ggq\\\(((fff \ \ 56ap \ 1 ' \ 545.3, +� _ ` \ ` ' - - _ - BFE: F>47.7 (INGR. I \ \ 1 \ \ \ FF,51 581.6 _ \ \ \ \ GFEFF6t 580.6 41 - - 556.4- ` , 1 1\ \\ GFE:668.9 \ \ \ 569_9r BFE: 577F0 (INGR.) m 546.2 \ \ \ \ \ r 580.4 546.2 0 PS - /) 1 I \ \ BFE: 559.9(INGR.) \ \ \ 1\ I Z 568. 68 I \ PS \ z G PS s.3 \ o _ BFE 531SF - - T \ \ I I \ \ `2.006Y\CRES \ \ 1 CMP CULVERT I I 1 \ \ ` \ PS - -- - - J� ---- 1\' \ IN .OUT: 5.h 1 1 \ a °o SF \ INV. OUT: 545.5 I I � \ ` ^1 DATE LOTS 1 I I 12/7/15 05 ACRES / \\ \ Y DRAWN BY i\ I / /� / I I 1 I I I / \ l ./�� C. SHIFFLETT I $F \ ` DESIGNED BY \ _�\ _ _ _ _ TP �� 2e \` ` ,/ Yr I I I I I I \ \\ 2.251 A ES C. \+ N SHIFFLETf TMP 44-4K - - - -15^ CMP CULU RT; ES- OP / / > 1 1 ` I \ _ _ \ \ ' • CHECKED BY CHARLES MERCER GARNETT, llL - - - ' - - - - ` I ` \ / • INV. IN: 426.5 VE GEORGE CARR GARNETT, _________INV. 9QT: 4I26.2 + W= •• •C. K ROBERT T. GARNETT, 8 LEIGH GARNETT MOON 52$3 CD - SCALE DB. 3666, PG. 140 /LOT 6 /°% /` R4V L 1 - _ i I O 6, 10 ACF ES r 1 12" CMP CULV c _��� �. • SF / ` F- I -IN' W • LL CD SOIL ST(� ILE am , /, / / / _550.25 .Q- STILLING BA STREAM 1 CHANNEL C S Al RI - AP - - `\ / 1 /' q/ II _ IAS ---- - - - - -- SF / i� _ TARLIc LAJ � Z 40P B O Q ,/ \ 1 " HDPE CULVERT +I �• CMP C'UIrVER �] - - - - - - - NV. IN, 9Adv6B INV. IN. � 559.35 w-�\'----------- --- ..SqO NV. OUT:'3ai.4 INb.OUT. /— -.ice - F ` 558.7 �560.1 00• STREAAv1 BUFFER - _ - - - _ - - - / .�. FE-56D.7 'STREAM BUFFER SHAL GED IN - - - t :'.. G ASS GHANN B PS FBI ` GFE: 560a Q Z CCORDANCE WITH �H!< ALBEMARLE COU , - - 1 L.F. - SLQIPE = t59°/v` - > �.P• 1 'S?s' FE: 550.7 J WATER PROTECTION QR'.DINANCE. + WQOD TIMBER- 1 I" ` - - L LEVEL SPREADER I' '. EQUIMINIIP 2F HEAVY + ` Cf �, o ` EQUIIPMENT ` + 0.2 Q Q RISER Iyl;'.' i$AFFIG ON'CZRASS ` \ - - - - _ f Z W/AN I-VORTF DEVICE I 1 CHANNEL \ w W �\' \/ / L iw r \ `\ \ � =�` `/ ✓� � _ I ` � � � , � 1 ,11�/� 7!� I '�. t :'.'.:'.',� \ \ \ co 5.239 ACRES ��"_ ' ^ Q I --I APPROXIMATE STARL.OF 11` A OBSERVED STREAM'FLOW J,J TOP}O � �4E _ z \/1'SAFE NCH \` --- ---_ I I II A7 SLOP \� O Z sv +\ \ STREgy1_ \ _ C)�(FICALyGL-OPE$ PER , ,%�� SEA O ,I` `\ ; \- ` CHANNEL \ \ - _ -_ }!�, _ = ALBEMARLE CoU GIS , , ,$BL1r '19`-SdUA�RE$ ` \ - - ` / (TYP,ICAL) - O O O -142• -_ 530 IAN ALL BRASS El _ 'BW5999- / �f W ELEV 5 4.20 535 I13' 1' FOREBAV. 000 _----- - - - - -- - - - - - / - _ /—________---- LIMITS- m _ --DISTURBANCE - - FMP 44-12E7--------- TMP 44-12€2---- 7.94 ACRE$ -1--- - - - - - _ - - ' TMP 44-23B- ' i ' _ - - - - TMP 44-12E3 ANDERS B. 8 V1730, P GARTH GREEN MARK P. 8 AMP . 165 N - GEORGE CARf�GARNET7 � / � ) / � � HARRY L. 8 ARLENE G. -DB. 1148, PG. 247 I DB. 1730, PG. 99 OB. 3600, PG. 165 _ _f /_ OB. 778. PG. 18 — LOT 5, CLEARVIEW MEADOWS LOTS, CLEARVIEW M69DOW^ — 6 LOT 7 'L�ARWEW M ]OB N0. 37545 SHEET NO. o ao' eo C4.3 DRAINAGE AREA TO CULVERT A = 2.26 AC STILLING BASIN A DIMENSIONS'. C= 0.39 18' X 16' - CLASS I RIP -RAP TC= 20 MIN BOTTOM ELEV 561.00 1(100) = 5.8 IN/HR Q(100) = 0.39(2.26)(5.8) = 5.11 CFS WEIR = 3LH1 5' - 563.00 TOP OF T WIDE EMBANKMENT . CALCULATIONQ 27 ti1 L= 5' 561.50 CREST H = 1' (0.5' AVAILABLE FREEBOARD) Q = 3(5)(1)L Q = WEIR CAPACITY = 15.00 CFS GRASS WEIR STILLING BASIN A - WEIR CALCULATION ale U W w co 0 H Ir w LL w Of AS -BUILT SURVEY 03 TO BY TIMMONS GROUP o DATE OF SURVEY: DECEMBER 20, 2017 �o DAP a o m E N w N.. 'Hf-'>9C07'OLETIl7� ��. 3 - FASMEPG T a LL PG3� wW I • w J Y Z 558 556 z 5.v a 555.0 BUILDING SETBACK LINE ,N _ E TYPICAL 3 0 w LL w 6 X w (TYPICAL) EXISTING DRIVEWAY 55PROPOSED 556.2 I TO REMAIN o Q 556.2 - I / FFE: 557.7 BOUNDARY ~ O LINE I " u v z (TYPICAL) GFE: 556.7 I 568.4 FE. B547.7 (INGR.) W FFE: 581.6 556.4 FFE: 569.9 I GFE: 580.6 J GFE. 568.9 BFE: 571.0 (INGR.) BFE: 559.9 (INGR.) 580.3 \EXISTING PRESCRIPTIVE 580 / EASEMENT TO REMAIN � p 568.6 568 I r o S 579.3 I V SIGHT DISTANCE o U 10 mo LOT2 EASEMENT 2.085 ACRES10 LOT4 I / w 2.006 ACRES BWCIc & PRAME GANA 12" CMP CULVERT PRIMARY AND RESERVE I I I / / \ o INV. IN: 545.7 W BASEMENT d GARAGE a DRAINFIELD (TYP.) (849 bY00DLANOS RT1J Z INV. OUT: 545.5 w I O / Cn DATE LOT 5 / 0 2.005 ACRES 547.E 1 12/7/IS 0 I I I / / I DRAWN C. SHIFFLETT GRAVEL P(-EASA� 0 DESIGNED BY ( DRIVE LOT 3 C) C. SHIFFLETT • 2.251 ACRES \ / Z Q • CHECKED BY Q C2 o ° : • C. KOTARSKI x w = BUILDING SETBACK LINE 0 O 25' HEREBY DEDICATED SCALE ° (TYPICAL) II i � 576 0- W / I 4 / N w _ _ TO PUBLIC RNV \ FFE:577.6 RAVEL \- I �� GFE: 576.6 LOT 1 iO • 1 U ',ti� BFE: 566.7 (INGR. 2.144 ACRES 12" CMP CULV T / ) \ IN.-d93& 0' PUBLIC AT IS o / 576.30 III H R 3Y DEDICATED i I/ (n DRAINAGELIC .OUT. ..FF /o / 576 _ � o F(F PUBLIC USE I o \ DRAINAGE 9 EASEMENT . . 4 3 9 5' PUBLIC DRAINAGE 574 J EASEMENT 550-25 $ STILLING BA _ - --- P� CLASS Al RI - AP 565 co ��- STARLIG 0 0' UB IC DRAINAGE C V B a 1 40 PUB VIEW LN ME T TR ETNAME O 1 " HDPE CULVERT 12" CMP CULVERT CRAW - _ SI N O p ..4 INV. IN: 54464 INV. IN'557,§_ 559.35 - h`O� ,�o L _ / /1 S40 INV. OUT:'S428�-T� ENV. OUT-556,4-� " �n" V � -- ssa� � sso 10 NO � sss 31 SIGN (TYP. a :R FFE: 560.7 56 00 25. ~� Q IN 10' GRASS GRASS CHANNEL B GFE: 560.4 APPROXIMATE \ > E / ACCESS ROAD S3B 115 L.F. - SLOPE _ ® BFE' 550.7 LOCATION 1 M w / WOOD TIMBER OF WELL (TYP.) -560 , LJJ ¢ 5 LEVELSPREADER I. FFE: 566.60 / 0 550.2 GFE' 566.30 STILLING BA A SI N T / 48" RCP RISER `� CLASS Al RIP -RAP W/ANTI-VORTEX DEVICE 24 ® BFE: 556.60 P RMANENT SWM LOT 7 CULV'ERT A / F IL I EASEMENT 3.239 ACRES Q I ..4933 1N HDPE CULVER$TOP SIGN 7 O W '�C7W LOTS INV'(r//OIUT85A� } H TOP DAM \ 2.018 ACRES INy. OIUT:-5649-� z / ELEV = PERMANENT SWM ::) 5 ' SAFET NCH FACILITY EASEMENT _ CHA'/ OU 3 99 R S-SLtPE=- J AT SLOPE 25 .F. - SL PE =1-5 k-� 530 7 1 ' GRASS Q z SWM #1 ACCESS ROAD O EXTENDEDW WOOD TIMBER O 95' X 40' LEVEL SPREADER 529.50 530 GABIAN WALL l (TYPICAL) ti558.2�' BUILDING SETBACK LINE GRASSWEI TW53i-9-BW53&B- 4' �- -1 / ELEV = 53420 _ 13' X 21' FOREBAY I ) IJ 9.8 0 -- _ , 55Ja � o 538 5a2� 359:6' 559.5 PRIMARY AND RESERVE a T DRAINFIELD (TYP'.) O w SCALE 1"=40' � 0 - TMT o I.IRIIY h AR !7v , ,c Q"� 0 L J F _.. I f OTC LLf ARt'E G-'ll) r`. _ l 2 ]OB NO. � o 37545 ZSHEET NO. 0 C5.0 BOLD AND/OR I BOXED INFORMATION IS AS -BUILT DRAINAGE AREA TO CULVERT B / DITCH A = 4.770 AC C= 0.44 TC= 20 MIN I(2)= 2.81N/HR Q(2) = 0.44(4.77)(2.8) = 5.88 CFS I(10) = 4.0 IN/HR Q(10) = 0.44(4.77)(4.0) = 8.40 CFS V(2) = 4.41 FT/S (ALLOWABLE VELOCITY = 5 FT/S) D(10) = 0.76' r4, i 1.33' GRASS LINED DITCH n = 0.035; S = 5% DITCH A - ROAD SIDE SCC ROAD SIDE DITCH CALCULATION No Scale STILLING BASIN B DIMENSIONS: 1 B' X 16- CLASS I RIP -RAP BOTTOM ELEV 542.00 DRAINAGE AREA TO CULVERT B = 4.770 AC C= 0.44 TC= 20 MIN I(100) = 5.8 IN/HR Q(100) = 0.44(4.77)(5.8) = 12.17 CFS WEIR CALCULATION: Q = 3LH1 L= 5' H = 1' (0.5' AVAILABLE FREEBOARD) Q - 3(6)(1)1 Q = WEIR CAPACITY = 15.00 CFS 544.00 TOP OF 3' WIDE EMBANKMENT 2 ry'!• 542.50 CREST GRASS WEIR STILLING BASIN B - WEIR CALCULATION No Style CRITICA ALBEMARL AS -BUILT SURVEY BY TIMMONS GROUP DATE OF SURVEY: DECEMBER 20, 2017 %T CONSERVATION \ \, \� �I r rig. air _ 545.3 546.2 146.2 6 FFE T - GFE' �NGR.I 15" CMP CULVERT; 26-2 INV IN 426.5 529.3 LOT 6 6.010 ACRES BOLD AND/OR BOXED INFORMATION IS AS -BUILT STILLING BASIN DIMENSIONS: 18' X 16' - CLASS I RIP -RAP BOTTOM ELEV 561.00 / ' )51,� 563.00 TOP OF 3' WIDE EMBANKMENT 561.50 CREST U CfiAiG GRASS WEIR 15 I S�ONAL' i ,,d - -566 555.0 \ BUILDING SETBACKLINE -. - 556.2 (TYPICAL) PROPOSED556.2 I FFE'557.7 . BOUNDARY LINE (TYPICALJ F' F_556 I`\ 568.4 FFE:569.9 `moo i .FR 'IT UN AS[ 11F11 100' STREAM BUFFER — - STREAM BUFFER SHALL BE MANAGED IN 10' GRASS ACCORDANCE WITH THE ALBEMARL.E COUNTY /- ACCESS ROAD - WATER PROTECTION ORDINANCE. WOOD TIMBER --. -- -- -. LEVEL SPREADER -- 48" RCP RISER BUILDING SETBACK LINE -� WI ANTI -VORTEX DEVICE (TYPICAL)--- t"ITS S7IHI OF . SLOPES PER-,___"Y h COUNTY GI" (TYPICAL) PROPOSED BOUNDARY LINE (TYPICAL) / -. _ .. - _1Z —� / GAL 1E �0' 0 40' 80' E N E V > Q LL al 3 �o> vJ h a t o m Z Z W u M C 3O u oa x� z iuv O ry w Fe � U 0 0 > > o U z O e w h H a � o z O .�. DATE 1217115 O DRAWN BY C. SHIFFLETT • DESIGNED BY • C. SHIFFLETT • CHECKED BY • C. KOTARSKI SCALE 1"=40' z O O e F-4 ¢ 2 coLu d b w 0 cnmg- Q - z � W 0 Z Q0 O O O rc F E J�M II— ]oe No 37545 SHEET NO. — 05.1 9 AS -BUILT SURVEY BY TIMMONS GROUP DATE OF SURVEY: DECEMBER 20, 2017 L BOLD AND/OR BOXED INFORMATION IS AS -BUILT 25-YR FREEBOARD: SHOULDER ELEV. - Hw -> 570.50 - 566.13 = 4.37' a m m ww V U � o 0 6 n ewe n Wiz o�0 lr WN�Z Z 3 w Z 575 � 575 0 O w Z z o 3cw) 570 _ �' 570 565 565 O OF 560 �\ 560 B� EXISTING GRADE 555 555 550 550 SHOULDER ELEVATION = 548.38- -PROPOSED GRADE 9+50 10+00 11+00 HORIZ SCALE: 1"=40' VERT SCALE: 1"=4 Crossing - Culvert A, Design Discharge - 4.2 cfs Culverl - 18" HDPE, Culvert Discharge - 4.2 cfs Critical Normal Profile Tailwater Headwater Streambed DRAINAGE AREA TO CULVERT A = 2.26 AC C= 0.39 TC= 20 MIN 1(10) = 4.0 IN/HR Q(10) = 0.39(2.26)(4.0) = 3.53 CFS I(25) = 4.8 IN/HR Q(25) = 0.39(2.26)(4.8) = 4.23 CFS 1LVERT A CALCULATiI No S.I. oz w m?Z N¢z w O _ 555 U 555 z 3 5 O 550 3 550 \ 545 545 r y�oRrB OpF? 540 o 540 S97 535 535 530 530 -EXISTING GRADE -PROPOSED GRADE 9+50 10+00 11-00 CULVERT B HORIZ SCALE: 1 "=40' VERT SCALE: 1"=4 ,5-YR FREEBOARDSHOULDER ELEV. - Hw -> 548,38 - 546.85 = 1,53' \W v i J_ m ttI^^ VJ $ Q 0 0 50 PROFILE SCALE Crossing - Culvert B, Design Discharge - 10.1 cfs Culvert - 18" HDPE, Culvert Discharge - 10.1 cfs ;I Normal Profile Tailwater Headwater Streambed 546 542 -10 0 10 20 30 Station (it) DRAINAGE AREA TO CULVERT B = 4.770 AC C= 0.44 TC= 20 MIN 1(10 = 4.0 IWHR Q(10) = 0.44(4.77)(4.0) = 8.40 CFS :.25) = 4.8 IN/HR Q(25) = 0.44(4.77)(4.8) = 10.07 CFS =ULVERT B CALCULATION 60 I�Q. E E w Z I, u a t�wa z N qua O F in w a � ~ 2 f vi O 0 O l7 0 x w w a o z 0 V DATE 1217115 O DRAWN BY C. SHIFFLETT • DESIGNED By • C. SHIFFLETT • CHL. • C. KOTARSKI SCALE AS SHOWN am z g O O O 3 > g I --I j U a = a w z 0L H Z Qoa dz Z U E J H n� .2 Q w O O �0 O V o 3 z� ov �a JOB �v a E . o ny 37 N0 545 SHEET NO. - C6.0 2 E