Loading...
HomeMy WebLinkAboutWPO202100034 Plan - VSMP 2022-04-19GENERAL NOTES OWNER: TMP 04500-00-00-068C2 TMP 04500-00-00-068EO VICTORIAN PROPERTIES LLC GIBSON, PATRICIA PRICE 610 W RIO ROAD 1210 INGLECRESS DRIVE CHARLOTTESVILLE, VA 22901 CHARLOTTESVILLE, VA 22901 DEVELOPER: RIVERBEND DEVELOPMENT 455 2ND STREET NE, SUITE 400 CHARLOTTESVILLE, VA 22902 ENGINEER: COLLINS ENGINEERING 200 GARRETT ST, SUITE K CHARLOTTESVILLE, VA 22902 (434)293-3719 TAX MAP NO.: 04500-00-00-068C2 & 04500-00-00-068EO TOTAL AREA: TMP 45-68C2: 2.756 ACRES TMP 45-68E0: 2.183 ACRES TOTAL ACREAGE: 4.939 ACRES ZONING: R-15 RESIDENTIAL, CLUSTER DEVELOPMENT & BONUS DENSITY FOR AFFORDABLE HOUSING. IN ADDITION, THE PROPERTY IS SUBJECT TO AIRPORT IMPACT OVERLAY DISTRICT & STEEP MANAGED SLOPES OVERLAY DISTRICT PROPOSED USE: 96 SINGLE FAMILY ATTACHED & MULTI -FAMILY RESIDENTIAL UNITS (15) TOWNHOUSE UNITS (81) MULTI -FAMILY RESIDENTIAL UNITS (ONE & TWO BEDROOM UNITS DENSITY. ALLOWABLE BY -RIGHT DENSITY: 15 DU/AC + 309, BONUS DENSITY INCREASE FOR AFFORDABLE HOUSING ALLOWABLE DENSITY: 4.939 ACRES x 15 DU/ACRE x 307 BONUS DENSITY INCREASE ALLOWABLE DENSITY: 74 BY -RIGHT UNITS + 11 AFFORDABLE & 11 MARKET RATE UNITS TOTAL ALLOWABLE DENSITY. 96.3 (19.498 DWELLING UNITS/ACRE) TOTAL PROPOSED DENSITY: 96 UNITS (19.437 DWELLING UNITS/ACRE) OPEN SPACE. • TOTAL OPEN SPACE REQUIRED (CLUSTER DEVELOPMENT 259) = 1.235 AC TOTAL OPEN SPACE PROPOSED: = 2.10 ACRES (42.5%) OPEN SPACE TO BE OWNED AND MAINTAINED BY THE HOMEOWNERS ASSOCIATION. ALL OPEN SPACE SHALL BE RESERVED IN A DEED FOR THE COMMON USE OF LOT OWNERS IN THE SUBDIVISION AND DEDICATED TO THE HOA. TREE PRESERVATION: NONE REQUIRED WITH THE DEVELOPMENT PRESERVED/MANAGED SLOPES: NO PRESERVED SLOPES ARE SHOWN WITHIN THE LIMITS OF THE PROPERTY. 4 SMALL AREAS OF MANAGED SLOPES ARE LOCATED ON THE PROPERTY AND SHOWN ON THE EXISTING CONDITIONS PLAN SHEET. BUILDING HEIGHTS. • NO MINIMUM BUILDING HEIGHT & MAXIMUM BUILDING HEIGHTS SHALL NOT EXCEED 60 FEET. NOTE, BUILDINGS GREATER THAN 3 STORIES MUST STEP BACK A MINIMUM OF 15 FEET AFTER THE 3RD STORY OR PROVIDE A MINIMUM 15 FOOT FRONT STEPBACK OR SIDE SETBACK ADJACENT TO A STREET. TOWNHOUSE UNITS: 35' MAXIMUM HEIGHT (3 STORIES) MULTI -FAMILY UNITS BLDGS 1,5 AND 6: 40' MAXIMUM HEIGHT (3 STORIES AND A BASEMENT) BLDGS 3 AND 4: 60' MAXIMUM HEIGHT (4 STORIES). NOTE, BLDGS 3 & 4 FRONT ON A GREENSPACE AREA, AND A SPECIAL EXCEPTION REQUEST IS INCLUDED WITH THE APPLICATION FOR AN EXCEPTION TO THE REQUIRED STEPBACK ALONG THESE (2) BUILDINGS. SETBACKS: FRONT. 5' MINIMUM (18' MINIMUM FROM R/W OR EDGE OF SIDEWALK TO GARAGE) AND 25' MAXIMUM SIDE: NONE - MIN. 10' BUILDING SEPARATION REAR: 20' MINIMUM. NOTE: COVERED PORCHES, BALCONIES, CHIMNEYS, EAVES, AND THE LIKE ARCHITECTURAL FEATURES MAY PROJECT NOT MORE THAN FOUR FEET INTO ANY REQUIRED YARD PROVIDED THAT NO SUCH FEATURE SHALL BE LOCATED CLOSER THAN SIX FEET FROM ANY LOT LINE. SUBDIVISION STREETS: CURB & GUTTER WATERSHED: SOUTHFORK RIVANNA RIVER WATERSHED AGRICULTURAL/ FORESTAL DISTRICT. NONE TOPO & SURVEY- TOPOGRAPHY PROVIDED BY ROUDABUSH, GALE AND ASSOCIATES, JANUARY 2021. THE BOUNDARY LINE INFORMAT70N IS PROVIDED BY ROUDABUSH, GALE, AND ASSOCIATES. INFORMAT70N FIELD VERIFIED BY COLLINS ENGINEERING FEBRUARY 2021. DATUM: NAD 83 EXISTING VEGETATION: BOTH PARCELS ARE PRIMARY WOODED, WITH EXCEPTION FOR THE CLEARED AREA ASSOCIATED WITH THE UTILITY EASEMENTS LIGHTING. NO SITE OR STREET LIGHTING IS PROPOSED WITH THIS PROJECT. ANY SITE LIGHTING SHALL CONFORM TO ALBEMARLE COUNTY ZONING ORDINANCE REQUIREMENTS. PARKING: 96 SINGLE FAMILY ATTACHED & MUL77-FAMILY UNITS = 192 OFF-STREET PARKING SPACES REQUIRED MINIMUM (1) DRIVEWAY SPACE + (1) GARAGE SPACE TOTAL PARKING PROVIDED: 192 OFF-STREET PARKING SPACES GUEST SPACES: 1 SPACE PER 4 UNITS = 24 SPACES REQUIRED PROVIDED GUEST PARKING SPACES (ON -STREET PARKING) = 25 SPACES ROADWAYS AND PAVED CIRCULATION AREA = 28,235 SF (ACCESS EASEMENT/TRAVELWAY) IMPERVIOUS AREAS (WITHIN LOD): PROPOSED ROADWAY = 40,551 SF PROPOSED SIDEWALK = 12,090 SF PROPOSED DRIVEWAYS = 23,549 SF PROPOSED BUILDINGS = 59,380 SF TOTAL = 135,570 SF PHASING: THIS PROPERTY SHALL BE DEVELOPED WITHIN 1 PHASE BUILDING SITES PARCELS 1-15 AND THE RESIDUE PARCEL EACH CONTAIN A BUILDING SITE THAT COMPLIES WITH THE REQUIREMENTS OF SECTION 4.2.1 OF THE ALBEMARLE COUNTY ZONING ORDINANCE. BURIAL SITES: NO CEMETERIES WERE FOUND DURING FIELD INVESTIGATION OF THE SITE. STREAM BUFFERS: NO STREAM BUFFERS ARE LOCATED ON THESE PROPERTIES OR WITHIN THE LIMITS OF THIS PROJECT AREA. FLOODPLAIN: THIS PROPERTY IS NOT IN A FLOODPLAIN ZONE AS SHOWN ON FEMA MAP#51003CO229D, DATED FEBRUARY 4, 2005. THIS PROPERTY IS NOT LOCATED WITHIN A DAM INUNDATION ZONE. RETAINING WALLS: RETAINING WALLS ARE PROPOSED WITH THE DEVELOPMENT AS SHOWN ON THE PLAN, SEE SHEET4 FOR DETAILS. RETAINING WALLS GREATER THAN 3' IN HEIGHT REQUIRE A SEPARATE BUILDING PERMIT. WALLS EXCEEDING 4' IN HEIGHT REQUIRE A STAMPED ENGINEERING DESIGN. WALLS CROSSING LOT LINES REQUIRE AN EASEMENT. LANDSCAPING: STREET TREES ARE PROPOSED ALONG THE NEIGHBORHOOD STREETS IN ACCORDANCE WITH ALBEMARLE COUNTY LANDSCAPING REQUIREMENTS WITHIN SECTION 32.7.9 OF THE COUNTY CODE. A LANDSCAPING PLAN WILL BE PROVIDED WITH THE FINAL SITE PLAN FOR COUNTY REVIEW AND APPROVAL. ALL LANDSCAPING REQUIREMENTS SHALL BE SHOWN ON THIS FINAL LANDSCAPING PLAN. STREET TREES SHALL BE PROVIDED ALONG THE PUBLIC STREETS 50' O.C. IN ACCORDANCE WITH VDOT AND ALBS. CO. STANDARDS. TRASH: EACH UNIT SHALL HAVE AN INDIVIDUAL TRASH CONTAINER, AND ALL TRASH SHALL BE COLLECTED BY A DRIVING DUMPSTER SERVICE. VICTORIAN HEIGHTS VSMP PLAN WP02O21O0034 RIO DISTRICT ALBEMARLE COUNTY, VIRGINIA i / r r TMP � W r EER, LEWIS A LIVING TRUST T 3 r ZONING: RURAL EE[ HI ,DA MAE OR DB.y9g8, PG.437 WILL VISE WILLS SHINES I ZONING: RURAL _ _ r DB.a 6, PG.6o7 / LOT ---- __ z LOT z LOT LOT LOTS - LOT _ _ LOT7 - _- I\/LOT B ! \ B 'f ---. LOT i i I I 13PILDING#6 Inz UNITS ' (41AFFOR66yABLE I i ! UNIT"(8)pAARKF ' ! ! IRATE UINITS ------ I r r F : r r r r I r I r I r I I -BUILDING#i � NITS (3) AFFORDABLE ARKS TB.{6j__ I MAR UNITS ATE UNITS r r I I I � I I � � I - � I RECREATION AREA: OFFSITE EASEMENT TMP45-68 MALLOY FC ZONING: F NITY MAI E: 1" = 2000' SHEET LAYOUT / i SCALE: 1" = 50' / / r /r r , r / TMP 45-72 RIVANNA WATER & AURTHORITY ✓ TMP y5-7i RIVANNT/ WATER & /rSEWER ZONING: RURAL SEWER2RTHORITY DB.768, PG.z77 70NIOG: RURAL r / r D8.768, PG.z77 r r /------1---------_—_ ------- —---------- STATE ROUTE 659 DD 534, PC 154 _ - - — - -- - — — - I r ® I -- - ALLEY r. I (ZB�PRIVAT=ACCESS EASEMENT) 18 UNITS MARkETB UNITS TMP 45-68Co CHARLOTTESVILLE REALTY CORP ZONING: HC DB.u439, PGa96 REQUIRED RECREATIONAL AREA: 96 UNITS x 200 SF = 19,200 SF PROPOSED 22,220 SF (0.51 AC) INCLUDING (1) TOT LOT (2,515 SF), (1) RECREATION FIELD (8,000 SF), AND PASSIVE RECREATIONAL AMENITIES TOT LOT AREA SHALL INCLUDE THE FOLLOWING, AT A MINIMUM: ONE (1) SWING (FOUR SEATS) ONE (1) SLIDE WITH TWO (2) CLIMBERS ONE (1) BUCKABOUT OR WHIRL TWO (2) BENCHES RECREATIONAL PLAYFIELD NOTE: A RECREATIONAL SUBSTITUTION WAIVER WILL BE SUBMITTED WITH THE FINAL SITE PLAN FOR THE PROPOSED RECREA7ONAL AMENITIES WITHIN THE DEVELOPMENT. ALL PROPOSED GRADING SHALL BE CONSTRUCTED ON SITE, WITHIN EXISTING RIGHT-OF-WAY, OR WITHIN EXISTING EASEMENTS. OFFSITE UTILITY EASEMENTS AND SIGHT DISTANCE EASEMENTS ARE PROPOSED WITH THIS DEVELOPMENT ---BERKMAR -DRIVE- STATE ROUTE 1403 ------------- r r __t____}---- _ - -BUI --------- �_ DINS# 6 i:, UNITS ! ! (4)AFFORD (ABLE I I UNIT&(8)M4RKET RATE UNI IS I I I I I I TMP45-68 AMATO, SANDRA P; CHRISTOPHER B GLEASON & HUNTER W WOOD, TRUSTEES ZONING: HC DB 5376, PG.608 TMP 45.69B2 WOOD, HUNTER W REVOCABLE TRUST C/O HUNTER W WOOD, TRUSTEE ZONING: RURAL DB.53a2, PG.48 _ Im LOT io LOT as LOT zz LOT i3 LOT ¢y LOTg I I Im II I II I TMP 45-68Du COMMONWEALTH OF VIRGINIA VDOT RIGHT OF WAY SECTION ZONING: Ca COMMERCIAL DBa754, PG-5-4 — TMP45-68D5 _ WAL-MARTREAL ESTATE BUSINESS C/O WAL-MARTSTORES �_-�- ZONING: HC Sheet List Table Sheet Number Sheet Title i COVER z EXISTING CONDITIONS 3 EROSION & SEDIMENT CONTROL NARRATIVE 4 EROSION & SEDIMENT CONTROL DETAILS 5 EROSION & SEDIMENT CONTROL PLAN - PHASE 1 6 EROSION & SEDIMENT CONTROL PLAN - PHASE 11 7 EROSION & SEDIMENT CONTROL PLAN - PHASE III 8 STORMWATER MANAGEMENT PLAN 9 STORMWATER MANAGEMENT DETAILS io STORMWATER MANGEMENT DETAILS ii OVERALL GRADING PLAN lz DRAINAGE MAP 13 OFFSITE DRAINAGE MAP 13 TOTAL NUMBER OF SHEETS V/ Z O o O z w 2: 0 z w 2: 0 z w 2: 0 O� 4) V V V K M w �zz z 0 [n 0 0 0 0 7 0 Z Q Ln Ln Ln O (n (n (n > z L V o a 0 a 0 a .--I .--I aI" CD `_11 CD N Z cy' ti M M N M 1 W N O N W \N LIJ U11 0 z Q 2 U U LI J I n VJ LLU L.L U) J W of of O OF N I� o w a � JOB NO. 202196 SCALE III _ 501 SHEET NO. 1 c TH 0 I I I \ SCOTT R. LLINS'Z C) No. 35791 a�- 4/18/22 \ \ \ TMP 45 7 \ \ \ \ WEBER, A LIVING TRUST \ ZONI G: RURAL I TMP 473 D 4998, PG.437 EHINS, ZELDA E LEE M ZONING: RURAL \ h0 / DB.2056, PG.607 J h / O / / TMP 45-72 \ \ / I \ RIVANNA WATER & / I O SEWERAURTHORITY �— ZONING: RURAL TMP 45-73 / TMP 45-69B1 \ — - - , �/ DB.768, PG.277 IVANNA WATER & \ I / EVOC'WOOABLE TRUST C/O I ` D, HUNTER W U) U) U) WOODBURN ROAD / / 5 ONINGWERA RRURALTY \ / ''ww J HUNTER W WVOOD, V/ w w w a _ ` - � I / (D 534 DB. 68 P \ / \ / TRUSTEE / I Z 0 0 f 0 MP _ _ �T T��OUTE 659_ 7 G.�77 / 154 / l / ZONING �RURAL - F- U) 0 0 0 0_ - — � — -_� OH O" - -- URN E — -- - — =O = - -- �- / / 'WOOD N < <52 = z a o 0 o N — — — —� _ — -- `'3 STATE ROUTE 659 — / ~ IMP 15 ' — — — — / RCP 18 540� c I - 40 R/W / W 0 0 o Z a a a 1 542- \ \ \ / LIMITED ACCESS 7 / / LINE (PER HW o PLAT) EXISTING CMP CULVERT TO REMAIN S / / PROPOSED RIGHT OF _ \ / kO� WATERLINE h�ti / EXISTING GRAVEL EASEMENT /� �/ DRIVEWAY TO BE TMp 445_8o — \ '� DB 1439 PG 196 _ / \ REMOVED. ''° / / / \ \ 5 / IyP COMMONWEALTHOF - WQ \ WATERLINE /h h 45_-- RIC)�E OD7410TEL&- — � / � TMP 68Di_ MANOR LP _ — , - \ _ EASEMENT / / / h hero ti6 z / / / / VIR&YNIA VDOT R1G�IT OF w N N N N N ZONING: RURAL - DB 1446 PG 445 / ,h r D8S5 63, PG.405 / \ \ \ S36 \ / / / / hti y/ o / / /" WAY,5€CTION a o o ..° o / 1 \ / / / h� hti / / / ZONING: C3. o N c \ '� / / / COMMERCIAL \ \ \ WOODED AREA WITH A m \ \ 540 / / / / / / WOODED AREA WITH A / / / / / S o MIXTURE OF DECIDUOUS AND \ / / / DB?f54, PG.514 / / MIXTURE OF DECIDUOUS AND / \ � \ \ GRASSED AREA ALONG / / � i / y�VERGREEN TREES / VERGREEN TREES � WATERLINE EASEMENT / / / � / /� � i L9 EXISTING WATERLINE TO REMAIN / / / / g / / / h 00 �° — — — — / — / / 6 / C/��'� VJ 530LIMITS OF EXISTING / / CV Ja — MANAGED STEEP SLOPES ON THE / / ih ti0 / d / / �SITE i 5 508EXISTING CONCRETLUME T6 BE �-� / / / - DEMOLISHED. EXISTING PIPE TO BE / —LL z / / / -506 ABANDONED IN PLACE WITH THE USE // / / 504 -OF FLOWABLE FILL J / l / i 04 J \ / ���/ 00 4-4A9z 0 Ag6 / J —5zo �/ / / �� ���-5 �5 496\ ���/ - N Q z Gii V TEMPORARY / / / yg 6g8 -� CN _O / 1 CONSTRUCTION \ O — — EXISTING HEADWALLTO BE / / i - W EASEMENT 1 s \ — REMOVED. EXISTING PIPE TO REMAIN. / / / / 0 \ \ \ \ DB 1439 PG 196 \ / DOGHOUSE MANHOLE PROPOSED IIS DEVELOPMENT. / / Fo J_ � COC BENCHMARK \ ,/ �`� \ \ �— 0 TOP OF DROP INLET \1 / '5�4— — ELEV=514.08 \ \ ° O z l 1 / / Sib- �9 '• F90 — — _ Q Iun W Z a � z BERKMAR DRIVE - _ �°°� _ / ^ ° - STATE ROUTE 1403 _ �i AL-MARTT R EST - Q 0 A VARIABLE WIDTH R/W h -- - -, BENCHMARK, \� / / WAL-MA TSTORE y r (n L.L �� / — _ TMP 68j► #i 80 _ _ _ — — TOP OF DROP INLET � \G i ZONIN : H (( F U _ � �II�I W O - - — - _ ��� — — — \ ELEV=503.67 AMATO SAI�f6RPyP; ���� i ��� DB.i88i, G.iiz O III W / Ur — - \ G ASbN 8$ HUNTHEP E W / I O IIII U z —^-- _ j \ 1 r / - --- -- — — O�y�D,TRUSTEE \ / ( I r I I I 111 \ I // IIII U) Vi / LIMITS OF EXISTING'CURB TMP - - 537\ P�•6g8 \ ~ %� -7 AND CONCRETE SIDEWALK TO 45 ESVI _ _ \ \ \ 1 ( I \ BE REMOVED FOR NEW CHREALOTY CORIPLE ENTRANCE ATBERKMAR / DRIVE DBONIN PG.i 6 / /HI / � / / I )� r I II I ` r ® Q \ 439, 9 0 '- —=� ���ii�//-- -X �� l ���/f� \ I o I I ( 1 �� CN TMP45-68C1 MALLOY FORD ZONING: HC DB.4863, PG.461 I I o w I �I \GRAPHIC SCAL I 1zo JOB NO. / � I 1 202196 r \ \ \ \ \ \ \ I I I I I I I I SIIICALE I \ \\ \ 1\ 1 \ \ O cIN h I FEET I I I I I I I I 7 I I SHEET NO. � inft. I 1 2 z Of w w z 0 z w z J J U U `o 0 U C 7w N a x v v 0 3 P C s 0 O U 0 U O C 0 Q =o 0 0 U c 0 U O 0 c N U 0 0 0 L 3 0 0 a a a C 0 0 0 c 0 L U 0 0 a EROSION EROSION No SEDIMENT CONTROL PRE / EDIMENTCONTRO ACTICES SHALLBE E VIRGINIA EROSION AND SEDIMENT MEASURES: &EROSION CONTROL NOTES DESCRIPTION OF EROSION & SEDIMENT EROSION CONTROL NOTES NARRATIVE STRUCTURAL ES-1: UNLESS OTHERWISE INDICATED, ALL VEGETATIVE AND STRUCTURAL EROSION PURPOSE. • TH OF CONTROL HANDBOOK. STRUCTURAL PRACTICES USED IN THIS SECTION CONSIST OF THE FOLLOWING: AND SEDIMENT CONTROL PRACTCES WILL BE CONSTRUCTED AND MAINTAINED CONTROL MEASURES. THE PURPOSE OF THIS LAND DISTURBING ACTIVITY IS TO GRADE THE VICTORIAN HEIGHTS SITE FOR A Jr 3.01 SAFETY FENCE. ACCORDING TO MINIMUM STANDARDS AND SPECIFICATIONS OF THE VIRGINIA EROSION AND SEDIMENT CONTROL MEASURES: RESIDENTIAL DEVELOPMENT. THE TOTAL AREA TO BE DISTURBED WITH THIS PLAN IS 5. 13 ACRES. p '� A PROTEC77VE BARRIER INSTALLED TO PREVENT ACCESS TO AN EROSION CONTROL MEASURE. TO PROHIBIT THE UNDESIRABLE USE OF AN EROSION AND SEDIMENT CONTROL HANDBOOK AND VIRGINIA REGULATIONS VR IT IS ANTICIPATED TO USE CONSTRUCTION ENTRANCES, DIVERSION DIKES, EXISTING SEDIMENT EXISTING SITE CONDITIONS EROSION CONTROL MEASURE BY 774E PUBLIC. APPLICABLE TO ANY CONTROL MEASURE OR SERIES OF MEASURES WHICH CAN BE CONSIDERED 625-02-00 EROSION AND SEDIMENT CONTROL REGULATIONS. BASINS, AND SILT FENCES WILL BE INSTALLED TO CONTROL SURFACE DRAINAGE. TEMPORARY MOST OF THIS SITE IS WOODED AND SLOPES TO THE SOUTHEAST AND NORTHEAST. THE SITE IS �SCOTT R. LINS'Z UNSAFE BY VIRTUE OF POTENTIAL ACCESS BY THE PUBLIC. ES-2: THE PLAN APPROVING AUTHORITY MUST BE NOTIFIED ONE WEEK PRIOR TO THE SEEDING WILL BE USED IMMEDIATELY FOLLOWING ALL LAND DISTURBANCE ACTIVITIES. LOCATED TO THE NORTHWEST OF BERKMAR DRIVE AND SOUTHEAST OF WOODBURN ROAD. THE U No. 35791 ,� 3.02 CONSTRUC7ON ENTRANCE: PRE -CONSTRUCTION CONFERENCE, ONE WEEK PRIOR TO THE COMMENCEMENT TEMPORARY STOCKPILE AREAS WILL BE MAINTAINED FROM TOPSOIL THAT WILL BE STRIPPED MAJORITY OF THE SITE DRAINS TO VARIOUS EXISTING CULVERTS AND INLETS, AN EXISTING A STABILIZED PAVED CONSTRUCTION ENTRANCE WITH A WASH RACK LOCATED AT POINTS OF VEHICULAR INGRESS AND EGRESS ON A OF LAND DISTURBING AC77WTY, AND ONE WEEK PRIOR TO THE FINAL WATERMAIN TO REMAIN RUNS DIRECTLY THROUGH THE MIDDLE OF THE SITE AND ITS WATERLINE 16 4/18/22 cyQ CONSTRUCTION SITE. TO REDUCE THE AMOUNT OF MUD TRANSPORTED ONTO PAVED PUBLIC ROADS BY MOTOR VEHICLES OR RUNOFF. INSPECTION. FROM AREAS TO BE GRADED AND STORED FOR LATER SPREADING. STOCKPILE LOCATIONS SHALL p EASEMENT IS CLEARED. � CONSTRUCTION ENTRANCES SHALL BE INSTALLED AS SHOWN ON THE PLANS TO REDUCE 774E AMOUNT SEDIMENT TRANSPORTED ONTO PUBLIC ES-3: ALL EROSION AND SEDIMENT CONTROL MEASURES ARE TO BE PLACED PRIOR BE ON SITE AND SHALL BE STABILIZED WITH A TEMPORARY VEGETATIVE COVER. PERMANENT ADJACENT AREAS: �SSIONAL E��l ROADWAYS TO OR AS THE FIRST STEP IN CLEARING. SEEDING WILL BE PERFORMED FOR ALL AREAS WHICH WILL NO LONGER BE EXCAVATED AND THIS SITE IS BORDERED TO THE SOUTHEAST BY BERKMAR DRIVE AND TO THE NORTHWEST BY 3.05 SILT FENCE: ES-4: A COPY OF THE APPROVED EROSION AND SEDIMENT CONTROL PLAN SHALL BE WHERE CONSTRUCTION ACTIO77ES HAVE CEASED. PERMANENT SEEDING SHALL ALSO BE WOODBURN ROAD. VACANT LAND IS ALONG THE NORTHEAST BORDER OF THE SITE AND A A TEMPORARY SEDIMENT BARRIER CONSIS77NG OF A SYNTHETIC FILTER FABRIC STRETCHED ACROSS AND ATTACHED TO SUPPORTING POSTS AND MAINTAINED ON THE SITE AT ALL TIMES PERFORMED FOR ALL DENUDED AREAS WHICH WILL BE LEFT DORMANT FOR A YEAR OR MORE. RESIDENTIAL DWELLING EXISTS TO THE SOUTHWEST OF THE SITE. ENTRENCHED, TO INTERCEPT AND DETAIN SMALL AMOUNTS OF SEDIMENT FROM DISTURBED AREAS DURING CONSTRUC7ON OPERA77ONS IN ORDER ES-5: PRIOR TO COMMENCING LAND DISTURBING ACT7077ES IN AREAS OTHER THAN TO PREVENT SEDIMENT FROM LEAVING THE SITE, AND TO DECREASE THE VELOCITY OF SHEET FLOWS AND LOW -TO -MODERATE LEVEL CHANNEL SELECTION OF SEED MIXTURE WILL DEPEND ON THE TIME OF YEAR APPLIED. OFFSITE LAND DISTURBANCE: FLOWS. 774E SILT FENCE BARRIERS SHALL BE INSTALLED DOWN SLOPE OF AREAS WITH MINIMAL GRADES TO FILTER SEDIMENT LADEN RUNOFF INDICATED ON THESE PLANS (INCLUDING BUT NOT LlMI7E0 T0, OFF-SI1E TEMPORARY SEEDING WILL BE PERFORMED FOR ALL DENUDED AREAS WHICH WILL BE LEFT IMPROVEMENTS TO BE MADE WITHIN THE VDOT RIGHT-OF-WAY ALONG BERKMAR DRIVE AND FROM SHEET FLOW AS INDICATED. 774EY SHALL BE INSPECTED IMMEDIATELY AFTER EACH RAINFALL AND MAINTAINED IN ACCORDANCE WITH THE BORROW OR WASTE AREAS), THE CONTRACTOR SHALL SUBMIT A WOODBURN ROAD. VIRGINIA EROSION &SEDIMENT CONTROL HANDBOOK (VESCH). SUPPLEMENTARY EROSION CONTROL PLAN TO THE OWNER FOR REVIEW AND DORMANT FOR MORE THAN SEVEN DAYS. THESE AREAS SHALL BE SEEDED WITH FAST ( ) APPROVAL BY THE PLAN APPROVING AUTHORITY.. GERM/NA77NG VEGETA7ON /MMED/ATELY FOLLOWING GRADING OF THOSE AREAS SELECT7ON OF TREE AREAS: 3.07 STORM DRAIN INLET PROTECTION.- TREE PROTECTION FENCING AND SILT FENCE SHALL BE MAINTAINED ALONG THE PROPERTY LINES AS A SEDIMENT FILTER OR AN EXCAVATED IMPOUNDING AREA AROUND A STORM DRAIN DROP INLET OR CURB INLET TO PREVENT SEDIMENT FROM ES-6: THE CONTRACTOR IS RESPONSIBLE FOR INSTALLATION OF ANY ADDITIONAL SEED MIXTURE WILL DEPEND ON THE 17ME OF YEAR APPLIED. SHOWN ON THE PLAN TO THE EAST, NORTH, AND SOUTH OF THE SITE TO PROTECT THE ADJACENT ENTERING STORM DRAINAGE SYSTEMS PRIOR TO PERMANENT STABILIZATION OF THE DISTURBED AREA. INLET PROTECTION APPLIES WHERE EROSION CONTROL MEASURES NECESSARY TO PREVENT EROSION AND CONSTRUCTION ENTRANCE: PROPERTIES CONTRACTOR SHALL ENSURE THAT ALL SEDIMENT MAINTENANCE CONTROLS ARE ALONG STORM DRAIN INLETS ARE TO BE MADE OPERA7ONAL BEFORE PERMANENT STABILIZA7ON OF 774E CORRESPONDING DISTURBED DRAINAGE AREA. SEDIMENTA7ON AS DETERMINED BY THE PLAN APPROVING AUTHORITY. A STABILIZED PAVED CONSTRUCTION ENTRANCE WITH A WASH RACK LOCATED AT POINTS OF 3.08 CULVERT INLET PROTECTION. ES-7.•ALL DISTURBED AREAS ARE TO DRAIN TO APPROVED SEDIMENT CONTROL WOODBURN ROAD AND BERKMAR DRIVE TO ENSURE THAT NO SEDIMENT LEAVES THE SITE AND A SEDIMENT FILTER OR AN EXCAVATED IMPOUNDING AREA AROUND A STORM CULVERT. TO PREVENT SEDIMENT FROM ENTERING STORM MEASURES AT ALL 77MES DURING LAND DISTURBING AC770TIES AND DURING VEHICULAR INGRESS AND EGRESS ON A CONSTRUCTION SITE TO REDUCE THE AMOUNT OF MUD DRAINS ONTO THE ROADS. CULVERTS PRIOR TO PERMANENT STABILIZATION OF THE DISTURBED AREA. INLET PR07EC77ON APPLIES WHERE STORM CULVERTS ARE EXIS77NG SITE DEVELOPMENT UN77L FINAL STABILIZATION IS ACHIEVED. TRANSPORTED ONTO PAVED PUBLIC ROADS BY MOTOR VEHICLES OR RUNOFF. SOILS: OR TO BE MADE OPERATIONAL BEFORE PERMANENT STABILIZATION OF 774E CORRESPONDING DRAINAGE AREA. ES-8:DURING DEWATERING OPERATIONS, WATER WILL BE PUMPED INTO AN CONSTRUCTION ENTRANCES SHALL BE INSTALLED AS SHOWN ON THE PLANS TO REDUCE THE SOILS MAP IS INCORPORATED INTO EROSION CONTROL PLAN PHASE l WITH SOILS DATA INCLUDED 3.09 TEMPORARY DIVERS/ON DIKE. APPROVED WATER FILTERING DEVICE AMOUNT SEDIMENT TRANSPORTED ONTO PUBLIC ROADWAYS. WITH THIS NARRATIVE. A TEMPORARY RIDGE OF COMPACTED SOIL CONSTRUCTED AT THE TOP OR BASE OF A SLOPING DISTURBED AREA. TO DIVERT STORM RUNOFF ES-9: THE CONTRACTOR SHALL INSPECT ALL EROSION CONTROL MEASURES SILT FENCE., SEQUENCE OF CONSTRUCTION: FROM UPSLOPE DRAINAGE AREAS AWAY FROM UNPR07ECTED DISTURBED AREAS AND SLOPES TO A STABILIZED OUTLET TO DIVERT PERIODICALLY AND AFTER EACH RUNOFF -PRODUCING RAINFALL EVENT. ANY PHASE l: SEDIMENT -LADEN RUNOFF FROM A DISTURBED AREA TO A SEDIMENT -TRAPPING FACILITY SUCH AS A SEDIMENT TRAP OR SEDIMENT BASIN. USE A TEMPORARY SEDIMENT BARRIER CONSlS11NG OF A SYNTHETIC FILTER FABRIC STRETCHED (/� F F F WHEREVER STORMWA7ER RUNOFF MUST BE TEMPORARILY DIVERTED TO PROTECT DISTURBED AREAS AND SLOPES OR RETAIN SEDIMENT ON Sl7E NECESSARY REPAIRS OR CLEANUP TO MAINTAIN THE EFFEC77VENESS OF THE 1. NOT]FY ALBEMARLE COUNTY TO SCHEDULE APRE-CONSTRUCTION MEETING AS REQUIRED. U) z z z Q EROSION CONTROL DEVICES SHALL BE MADE IMMEDIATELY. ACROSS AND ATTACHED TO SUPPORTING POSTS AND ENTRENCHED. TO INTERCEPT AND DETAIN w w w DURING CONSTRUCTION. 774ESE STRUCTURES GENERALLY HAVE A LIFE EXPECTANCY OF 18 MON774S OR LESS, WHICH CAN BE PROLONGED W1774 2. PRIOR TO DISTURBANCES, THE LIMITS OF DISTURBANCE SHALL BE FLAGGED AND THE TREE z z x x X 0 SMALL AMOUNTS OF SEDIMENT FROM DISTURBED AREAS DURING CONSMUC77ON OPERA 7ONS IN O O PROPER MAINTENANCE. PROTECTION FENCING SHALL BE INSTALLED. � U) CL 3.12 DIVERSION: ORDER TO PREVENT SEDIMENT FROM LEAVING THE SITE TO DECREASE THE VELOCITY OF SHEET O a O O O J. NO EROSION CONTROL MEASURES MAY BE REMOVED DURING THE CONSTRUCTION PROCESS A CHANNEL CONSTRUCTED ACROSS A SLOPE W1774 A SUPPOR7ING EAR7NEN RIDGE ON 774E LOWER SIDE. TO REDUCE SLOPE LENGTH AND TO General construction notes for Erosion and Sediment Control plans FLOWS AND LOW -TO -MODERATE LEVEL CHANNEL FLOWS. THE SILT FENCE BARRIERS SHALL BE WITHOUT THE APPROVAL FROM THE INSPECTOR ON THE PROJECT. Um �: �: �: oc INTERCEPT AND DIVERT STORMWATER RUNOFF TO STABILIZED OUTLETS AT NON -EROSIVE VELOCITIES. APPLIES WHERE RUNOFF FROM AREAS OF INSTALLED DOWN SLOPE OF AREAS WITH MINIMAL GRADES TO FILTER SEDIMENT LADEN RUNOFF � to 4. THE PROPOSED CONSTRUCTION ENTRANCE WITH WASH AREAS SHALL BE INSTALLED AS SHOWN ON w � HIGHER ELEVATION MAY DAMAGE PROPERTY, CAUSE EROSION, OR INTERFERE WITH THE ESTABLISHMENT OF VEGETATION ON LOWER AREAS, 1. The plan approving authority must be notified one week prior to the pre -construction FROM SHEET FLOW AS INDICATED. THEY SHALL BE INSPECTED IMMEDIATELY AFTER EACH THE PLANS. THE CONSTRUCTION ENTRANCE TO BE INSTALLED WHERE CONSTRUCTION VEHICLE y �// O O O O F WHERE SURFACE AND/OR SHALLOW SUBSURFACE FLOW IS DAMAGING SLOPING UPLAND, AND WHERE 774E SLOPE LENG774 NEEDS TO BE REDUCED conference, one week prior to the commencement of land disturbing activity, and one week z P g �, RAINFALL AND MAINTAINED IN ACCORDANCE WITH THE WRGINIA EROSION & SEDIMENT CONTROL ROUTES INTERSECT PAVED PUBLIC ROADS, PROVISIONS SHALL BE MADE TO MINIMIZE THE H O m m m U) TO MINIMIZE SOIL LOSS H prior to the final inspection. to to to 3.13 TEMPORARY SEDIMENT TRAP: p HANDBOOK (VESCH). TRANSPORT OF SEDIMENT BY (VEHICULAR) TRACKING ONTO THE PAVED SURFACE. WHERE 1n z m m m 2. All erosion and sediment control measures will be constructed and maintained according to > - z A TEMPORARY PONDING AREA FORMED BY CONSTRUC77NG AN EARTHEN EMBANKMENT WITH A STONE OUTLET. TO DETAIN SEDIMENT -LADEN PERMANENT STABILIZATION: SEDIMENT IS TRANSPORTED ONTO A PUBLIC ROAD SURFACE, THE ROAD SHALL BE CLEANED to 0 0 0 LL RUNOFF FROM SMALL DISTURBED AREAS LONG ENOUGH TO ALLOW THE MAJORITY OF THE SEDIMENT TO SETTLE OUT. USE BELOW DISTURBED minimum standards and specifications of the Virginia Erosion and Sediment Control rr 0 0 0 AREAS WHERE 774E TOTAL CONTRIBUTING DRAINAGE AREA /S LESS THAN 3 ACRES, WHERE 774E SEDIMENT TRAP W/LL BE USED NO LONGER THAN Handbook andVir Virginia ulafionsVR625-02-00ErosionandSedimentControl THE ESTABLISHMENT OF PERENNIAL VEGETATIVE COVER ON DISTURBED AREAS BY PLANTING THOROUGHLY AT THE END OF EACH DAY. SEDIMENT SHALL BE REMOVED FROM THE ROADS BY Q Q Q g SHOVELING OR SWEEPING AND TRANSPORTING TO A SEDIMENT CONTROL DISPOSAL AREA. STREET n/ 18 MONTHS, AND IT MAY BE CONSTRUCTED EITHER INDEPENDENTLY OR IN CONJUNCTION WITH A TEMPORARY DIVERSION DIKE. Regulations. SEED. TO REDUCE EROSION AND DECREASE SEDIMENT YIELD FROM DISTURBED AREAS. TO W l3= WASHING SHALL BE ALLOWED ONLY AFTER SEDIMENT IS REMOVED IN THIS MANNER. 3.14 TEMPORARY SEDIMENT BASIN. 3. All erosion and sediment control measures are to be laced prior to or as the first step in PERMANENTLY STABILIZE DISTURBED AREAS IN A MANNER THAT IS ECONOMICAL, ADAPTABLE TO A TEMPORARY BARRIER OR DAM M774 A CONTROLLED STORMWATER RELEASE STRUCTURE FORMED BY CONSTRUCTING AN EMBANKMENT OF P P p SITE CONDITIONS, AND ALLOWS SELECT7ON OF THE MOST APPROPRIATE PLANT MATERIALS TO 5. INSTALL THE INITIAL CONSTRUCTION MEASURES AS SHOWN ON THE PHASE I EROSION CONTROL COMPACTED SOIL ACROSS A DRA/NAGEWAY. TO DETAIL SEDIMENT -LADEN RUNOFF FROM DISTURBED AREAS /N "WET" AND `DRY" STORAGE clearing. SHEET. THIS INCLUDES (3) SEDIMENT TRAPS, WIRE SILT FENCE, AND DIVERSION DIKES. LONG ENOUGH FOR 774E MAJORITY OF 774E SEDIMENT TO SETTLE OUT. APPLIES BELOW DISTURBED AREAS WHERE THE TOTAL CONTRIBUTING 4. A copy of the approved erosion and sediment control plan shall be maintained on the site at IMPROVE WILDLIFE HABITAT. TO ENHANCE NATURAL BEAUTY. UPON COMPLE77ON OF MEASURES INTENDED TO TRAP SEDIMENT SHALL BE CONSTRUCTED AS A FIRST STEP WITH ANY DRAINAGE AREA IS EQUAL TO OR GREATER THAN THREE ACRES. THERE MUST BE SUFFICIENT SPACE AND APPROPRIATE TOPOGRAPHY FOR THE all times. CONSTRUCTION ACT107IES, ALL AREAS W/LL RECEIVE A PERMANENT VEGETATIVE COVER. LAND DISTURBANCE ACTIVITY AND SHALL BE MADE FUNCTIONAL BEFORE UPSLOPE LAND CONSTRUCTION OF A TEMPORARY IMPOUNDMENT. 5. Prior to commencing land disturbing activities in areas other than indicated on these plans TEMPORARY SEEDING DISTURBANCE TAKES PLACE. 3.18 OUTLET PRO TEC770N. (including, but not limited to, off -site borrow or waste areas), the contractor shall submit a THE ESTABLISHMENT OF A TEMPORARY VEGETA7VE COVER ON DISTURBED AREAS BY SEEDING 6. ONCE ALL THE PHASE I EROSION CONTROL ITEMS HAVE BEEN INSTALLED AS SHOWN ON THE STRUCTURALLY LINED APRONS OR 0774ER ACCEPTABLE ENERGY DISSIPA77NG DEVCES PLACED AT 774E OUTLETS OF PIPES OR PAVED CHANNEL supplementary erosion control plan to the owner for review and approval by the plan WITH APPROPRIATE RAPIDLY GROWING ANNUAL PLANTS. TO REDUCE EROSION AND EROSION CONTROL PHASE / PLAN AND THE INSPECTOR HAS APPROVED THE EROSION CONTROL SECTIONS TO PREVENT SCOUR AT STORMWATER OUTLETS, TO PR07ECT 774E OUTLET STRUCTURE, AND TO MINIMIZE THE P07EN77AL FOR approving authority. SEDIMENTATION BY STABILIZING DISTURBED AREAS THAT WILL NOT BE BROUGHT TO FINAL GRADE MEASURES, THE CONTRACTOR CAN BEGIN THE MINIMUM GRADING OPERATIONS. STABILIZATION DOWNSTREAM EROSION BY REDUCING THE VELOCITY AND ENERGY OF CONCENTRATED STORMWATER FLOWS APPLICABLE TO THE OUTLETS OF 6. The contractor is responsible for installation of an additional erosion control measures MEASURES SHALL BE APPLIED TO EARTHEN STRUCTURES SUCH AS DAMS, DIKES, AND DIVERSIONS ALL PIPES AND ENGINEERED CHANNEL SECTIONS po y FOR A PERIOD OF MORE THAN 30 DAYS. TO REDUCE DAMAGE FROM SEDIMENT AND RUNOFF TO 3.19 RIPRAP: necessary to prevent erosion and sedimentation as determined by the plan approving IMMEDIATEL Y AFTER INSTALLATION. DOWNSTREAM OR OFF -SITE AREAS, AND TO PROVIDE PROTECTION TO BARE SOILS EXPOSED A PERMANENT, EROSION -RESISTANT GROUND COVER OF LARGE, LOOSE, ANGULAR STONE WITH FILTER FABRIC OR GRANULAR UNDERLINING. TO authority. 7. PERMANENT OR TEMPORARY SOIL STABILIZAT70N SHALL BE APPLIED TO DENUDED AREAS WITHIN PR07ECT THE SOIL FROM THE EROSIVE FORCES OF CONCENTRATED RUNOFF, SLOW THE VELOCITY OF CONCENTRATED RUNOFF WHILE ENHANCING 7. All disturbed areas are to drain to approved sediment control measures at all times during DURING CONSTRUCTION UNTIL PERMANENT VEGETATION OR OTHER EROSION CONTROL MEASURES SEVEN DAYS AFTER FINAL GRADE IS REACHED ON ANY PORTION OF THE S/TE. TEMPORARY SOIL THE P07EN77AL FOR INFILTRATION, AND TO STABILIZE SLOPES WIN SEEPAGE PROBLEMS, AND/OR NON -COHESIVE SOILS. USE WHEREVER SOIL land disturbing activities and during site development until final stabilization is achieved. CAN BE ESTABL/SHED. STABIL/ZAT70N SHALL BE APPLIED WITHIN SEVEN DAYS TO DENUDED AREAS THAT MAY NOT BE AT AND WATER INTERFACE AND THE SOIL CONDITIONS, WATER TURBULENCE AND VELOCITY, EXPECTED VEGETA7VE COVER, ETC., ARE SUCH THAT DUST CONTROL: 8. During dewatering operations, water will be pumped into an approved filtering device. FINAL GRADE BUT WILL REMAIN DORMANT (UNDISTURBED) FOR LONGER THAN 30 DAYS. THE SOIL MAY ERODE UNDER THE DESIGN FLOW CONDITIONS. 9. The contractor shall inspectallerosioncontrolmeasures periodically and after each runoff- REDUCING SURFACE AND AIR MOVEMENT OF DUST DURING LAND DISTURBING, DEMOLITION AND PERMANENT STABILIZATION SHALL BE APPLIED TO AREAS THAT ARE TO BE LEFT DORMANT FOR r1 N N C-i N 3.20 ROCK CHECK DAMS:P y CONSTRUCTION ACTIVITIES. F � � � � � SMALL TEMPORARY STONE DAMS CONSTRUCTED ACROSS A SWALE OR DRAINAGE DITCH. TO REDUCE THE VELOCITY OF CONCENTRATED producing rainfall event. Any necessary repairs or cleanup to maintain the effectiveness of MORE THAN ONE YEAR. ¢ o m m STORMWATER FLOWS THEREBY REDUCING EROSION OF THE SWALE OR DITCH. THIS PRACTICE ALSO TRAPS SEDIMENT GENERATED FROM the erosion control devices shall be made immediately. TO PREVENT SURFACE AND AIR MOVEMENT OF DUST FROM EXPOSED SOIL SURFACES AND 0 � o N N v ADJACENT AREAS OR THE DITCH ITSELF, MAINLY BY PONDING OF THE STORMWATER RUNOFF. THIS PRACTICE, U77LIZING A COMBINATION OF REDUCE THE PRESENCE OF AIRBORNE SUBSTANCES WHICH MAY PRESENT HEALTH HAZARDS, ­1 ­1 STONE SIZES, IS LIMITED TO USE /N SMALL OPEN CHANNELS WHICH DRAIN 10 ACRES OR LESS 10. All fill material to be taken from an approved, designated borrow area. TRAFFIC SAFETY PROBLEMS OR HARM ANIMAL OR PLANT LIFE. PHASE //. 3.31 TEMPORARY SEEDING: 11. All waste materials shall be taken to an approved waste area. Earth fill shall be inert DUST CONTROL MEASURES SHALL BE EMPLOYED TO PREVENT SURFACE AND AIR MOVEMENT OF 8. PHASE H CONSTRUCTION SHALL INCLUDE BUILDING THE RETAINING WALLS ALONG BERKMAR DRIVE, THE ESTABLISHMENT OF A TEMPORARY VEGETA7VE COVER ON DISTURBED AREAS BY SEEDING WITH APPROPRIATE RAPIDLY GROWING ANNUAL materials only, free of roots, stumps, wood, rubbish, and other debris. DUST DURING CONSTRUCTION. MEASURES EMPLOYED SHALL BE IN ACCORDANCE WITH THE VESCH. INSTALLING THE ROAD CONNECTION BETWEEN BERKMAR DRIVE AND WOODBURN ROAD AND PLANTS. TO REDUCE EROSION AND SEDIMENTATON BY STABILIZING DISTURBED AREAS THAT WILL NOT BE BROUGHT TO FINAL GRADE FOR A INSTALLING THE DRAINAGE STRUCTURES. PERIOD OF MORE THAN 30 DAYS. TO REDUCE DAMAGE FROM SEDIMENT AND RUNOFF TO DOWNSTREAM OR OFF -SITE AREAS, AND TO PROVIDE 12. Borrow or waste areas are to be reclaimed within 7 days of completion per Zoning TEMPORARY DIVERSION DIKE. PR07EC77ON TO BARE SOILS EXPOSED DURING CONSTRUCTION UN77L PERMANENT VEGETA7ON OR 07HER EROSION CONTROL MEASURES CAN BE Ordinance section 5.1.28. A RIDGE OF COMPACTED SOIL CONSTRUCTED AT THE TOP OR BASE OF A SLOPING DISTURBED 9. AFTER THE RETAINING WALLS ARE BUILT, THE CONTRACTOR SHALL INSTALL SEDIMENT TRAP 0 ESTABLISHED. 13. All inert materials shall be transported in compliance with section 13-301 of the Code of AREA WHICH DIVERTS OFF -SITE RUNOFF AWAY FROM UNPROTECTED SLOPES AND TO A DIRECTLY UPSLOPE OF THE PROPOSED RETAINING WALLS TO CAPTURE RUNOFF FROM THE 3.32 PERMANENT STABILIZATION. Albemarle. NORTHWEST WEND OF THE SITE. CONTRACTOR TO ALSO INSTALL DIVERSION DIKES TO SEDIMENT p7 THE ESTABLISHMENT OF PERENNIAL VEGETATIVE COVER ON DISTURBED AREAS BY PLAN77NG SEED. TO REDUCE EROSION AND DECREASE STABILIZED OUTLET, OR TO DIVERT SEDIMENT LADEN RUNOFF TO A SEDIMENT TRAPPING TRAP. ONCE INSPECTOR HAS APPROVED SEDIMENT TRAP AND DIVERSION SIKES, CONTRACTOR CAN r SEDIMENT YIELD FROM DISTURBED AREAS. TO PERMANENTLY STABILIZE DISTURBED AREAS IN A MANNER THAT IS ECONOMICAL, ADAPTABLE TO 14. Borrow, fill or waste activity involving industrial -type power equipment shall be limited to STRUCTURE. MAXIMUM EFFECTIVE LIVE IS 18 MONTHS. CONTINUE GRADING AND ROAD AND UTILITY CONSTRUCT70NS UPSLOPE OF THE SEDIMENT TRAP. I` the hours of 7:00am to 9:00pm. co SITE CONDITIONS, AND ALLOWS SELECTION OF THE MOST APPROPRIATE PLANT MATERIALS. TO IMPROVE WILDLIFE HABITAT. TO ENHANCE ROCK CHECK DAMS: fO.PERMANENT OR TEMPORARY SOIL STABILlZA770N SHALL BE APPLIED TO DENUDED AREAS WITHIN NATURAL BEAUTY. UPON COMPLE77ON OF CONSTRUCTION AC77W7/ES, ALL AREAS WILL RECEIVE A PERMANENT VEGETA7VE COVER. 15. Borrow, fill or waste activity shall be conducted in a safe manner than maintains lateral SMALL, TEMPORARY STONE DAMS CONSTRUCTED ACROSS A DRAINAGE DITCH TO REDUCE THE SEVEN DAYS AFTER FINAL GRADE IS REACHED ON ANY PORTION OF THE S/TE. TEMPORARY SOIL M 3.35 MULCHING, support, or order to minimize any hazard to persons, physical damage to adjacent land and 1111111 APPLICATION OF PLANT RESIDUES OR OTHER SUITABLE MATERIALS TO THE SOIL SURFACE. TO PREVENT EROSION BY PR07EC77NG THE SOIL improvements, and damage to any public street because o slides, sinking, or collapse. VELOCITY OF CONCENTRATED FLOWS, REDUCING EROSION OF THE SWALE OR DITCH. LIMITED TO STABILIZAT70N SHALL BE APPLIED WITHIN SEVEN DAYS TO DENUDED AREAS THAT MAY NOT BE AT N SURFACE FROM RAINDROP IMPACT AND REDUCING THE VELOCITY OF OVERLAND FLOW. TO FOSTER THE GROWTH OF VEGETATION BY INCREASING 16. The developer shall reserve the right to install, maintain, remove or convert to permanent USE IN SMALL OPEN CHANNELS WHICH DRAIN 10 ACRES OR LESS, • SHOULD NOT BE USED IN FINAL GRADE BUT WILL REMAIN DORMANT (UNDISTURBED) FOR LONGER THAN 30 DAYS. AVAILABLE MOISTURE AND PROVIDING INSULATION AGAINST EXTREME HEAT AND COLD. AREAS WHICH HAVE BEEN PERMANENTLY SEEDED LIVE STREAMS. PERMANENT STABILIZAT70N SHALL BE APPLIED TO AREAS THAT ARE TO BE LEFT DORMANT FOR 4 SHOULD BE MULCHED IMMEDIATELY FOLLOWING SEEDING. AREAS WHICH CANNOT BE SEEDED BECAUSE OF THE SEASON SHOULD BE MULCHED stormwater management facilities where applicable all erosion control measures required MORE THAN ONE YEAR. 0! M USING ORGANIC MULCH. MULCH MAY BE USED TOGETHER WITH PLAN77NGS OF TREES, SHRUBS, OR CERTAIN GROUND COVERS WHICH DO NOT by this plan regardless of the sale of any lot, unit, building or other portion of the property. STORM DRAIN INLET PROTECTION: Nt PROVIDE ADEQUATE SOIL STABILIZA7ION BY THEMSELVES, CAN BE USED IN CON✓UNC77ON WI7H TEMPORARY SEEDING. 17. Temporary stabilization shall be temporary seeding and mulching. Seeding is to be at 75 THE INSTALLAT70N OF VARIOUS KINDS OF SEDIMENT TRAPPING MEASURES AROUND DROP INLETS PHASE Ill: I 3.37 TREES. SHRUBS VINES & GROUND COVERS:lbs/acre, and in the months of September to February to consist a 50150 mix of Annual OR CURB INLET STRUCTURES PRIOR TO PERMANENT STABILIZA7ION OF THE DISTURBED AREA; N 11.ONCE THE SITE IS STABILIZED AND THE INSPECTOR HAS GIVEN APPROVAL, THE CONTRACTOR STABILIZING DISTURBED AREAS BY ESTABLISHING VEGETA7VE COVER WITH TREES, SHRUBS, VINES, OR GROUND COVERS. TO AID IN STABILIZING Ryegrass and Cereal Winter Rye, or in March and April to consist of Annual Rye, a May LIM17ED TO DRAINAGE AREAS NOT EXCEEDING ONE ACRE, AND NOT INTENDED TO CONTROL CAN REMOVE THE SEDIMENT BASIN. NO ITEM SHALL BE REMOVED UNLESS THE UPSTREAM AREAS I I I � 7 SOIL IN AREAS WHERE VEGETATION OVER THAN TURF /S PREFERRED, TO PROVIDE FOOD AND SHELTER FOR WILDLIFE WHERE WILDLIFE HABITAT IS through August to consist of German Millet. Straw mulch is to be applied at 80lbs/100sf. LARGE, CONCENTRATED STORMWATER FLOWS. ARE STABILIZED AND THE INSPECTOR GIVES PERMISSION. AT THE TIME OF TEMPORARY SEDIMENT L W DESIRABLE. APPLIES IN AREAS WHERE TURF ESTABLISHMENT IS DIFFICULT, ON STEEP OR ROCKY SLOPES WHERE MOWING IS NOT FEASIBLE, N Alternatives are subject to approved b the Count erosion control inspector. TEMPORARY SEDIMENT TRAP: WHERE ORNAMENTALS ARE DESIRABLE FOR LANDSCAPING PURPOSES, AND WHERE WOODY PLANTS ARE DESIRABLE FOR SOIL CONSERVATION, OR � pPr y y p TRAP #5 S REMOVAL AND THE INSTALLATION OF THE PERMANENT STORM SEWER SYSTEM, THE N Q I --I TO ESTABLISH WILDLIFE HABITAT. 18. Permanent stabilization shall be lime and fertilizer, permanent seeding, and mulch. A SMALL PONDING AREA, FORMED BY CONSTRUCTING AN EARTHEN EMBANKMENT WITH A STONE CONTRACTOR SHALL REMOVE THE TEMPORARY BARREL CONNECTION INTO PERMANENT STR-3 AND J 3.36 BLANKET MATTING: Agricultural grade limestone shall be applied at 90lbs/1000sf, incorporated into the top 4-6 OUTLET ACROSS A DRAINAGE SWALE, TO DETAIN SEDIMENT -LADEN RUNOFF FROM SMALL PLUG I IS OPENING WATER RGHT. L7 Q INSTALLA77ON OF A PROTEC77VE COVERING OR A SOIL STABILIZA7ION MAT ON A PREPARED PLAN77NG AREA OF A STEEP SLOPE OR CHANNEL TO inches of soil. Fertilizer shall be applied at 1000lbs/acre and consist of a 10-20-10 nutrient DISTURBED AREAS FOR ENOUGH TIME TO ALLOW MOST TO THE SUSPENDED SOLIDS TO SETTLE 12.MAINTAIN ALL EROSION CONTROL MEASURES AS SPECIFIED /N THE VIRGINIA EROSION AND i AID /N THE CONTROLLING EROSION ON CRITICAL AREAS. mix. Permanent seeding shall be applied at 180lbs/acre and consist of 95% Kentucky 31 or OUT MAX/MUM EFFECTIVE LIFE IS 18 MONTHS. SEDIMENT CONTROL HANDBOOK, REMOVING ONLY WHEN APPROVED BY THE LOCAL PROGRAM 3.38 TREE PRESERVATION AND PROTECTION: 0- PR07EC77ON OF DESIRABLE TREES FROM MECHANICAL OR OTHER INJURY DURING LAND DISTURBING AND CONSTRUCTION ACTIVITY. TO ENSURE Tall Fescue and 0-5%Perennial Ryegrass or Kentucky Bluegrass. Straw mulch is to be TEMPORARY SEDIMENT BASIN: ADMINISTRATOR IN ACCORDANCE WITH THE VIRGINIA EROSION AND SEDIMENT CONTROL HANDBOOK. J C Q applied at SOlbs/100sf. Alternatives are subject to approved by the County erosion control 13. ALL TEMPORARY EROSION AND SEDIMENT CONTROL MEASURES SHALL BE REMOVED WI THIN 30 J G z THE SURVIVAL OF DESIRABLE TREES WHERE THEY WILL BE EFFEC7VE FOR EROSION AND SEDIMENT CONTROL, WATERSHED PROTECTION, A TEMPORARY BARRIER OR DAM WITH CONTROLLED STORMWATER RELEASE STRUCTURES WHICH IS LANDSCAPE BEAUTIFICATION, DUST AND POLLU77ON CONTROL, NOISE REDUCTION, SHADE AND 07HER ENVIRONMENTAL BENEFITS WHILE THE LAND inspector. DAYS AFTER FINAL SITE STABILIZATION OR AFTER THE TEMPORARY MEASURES ARE NO LONGER _ FORMED BY CONSTRUCTING AN EMBANKMENT OF COMPACTED SOIL ACROSS A DRAINAGEWAY. IT > J IS BEING CONVERTED FROM FOREST TO URBAN -TYPE USES. APPLIES IN TREE -INHABITED AREAS SUBJECT TO LAND DISTURBING ACTIVITIES 19. Maintenance: All measures are to be inspected weekly and after each rainfall. Any damage NEEDED, UNLESS OTHERWISE AUTHORIZED BY THE LOCAL PROGRAM ADMINISTRATOR. TRAPPED uuuu� IS USED TO DETAIN SEDIMENT -LADEN RUNOFF FROM DRAINAGE AREAS 3 ACRES OR GREATER \ O 3.39 DUST CONTROL: or clogging to structural measures is to be repair immediately. Silt traps are to be cleaned SEDIMENT AND THE DISTURBED SOIL AREAS RESULTING FROM THE DISPOSITION OF TEMPORARY U ) REDUCING SURFACE AND AIR MOVEMENT OF DUST DURING LAND DISTURBING, DEMOLITION AND CONSTRUCTION ACTIVITIES. TO PREVENT FOR ENOUGH TIME TO ALLOW MOST OF THE SUSPENDED SOLIDS TO SETTLE OUT IT CAN BE when 50% of the wet storage volume is filled with sediment. Al] seeded areas are to be MEASURES SHALL BE PERMANENTLY STABILIZED TO PREVENT FURTHER EROSION AND I I w SURFACE AND AIR MOVEMENT OF DUST FROM EXPOSED SOIL SURFACES AND REDUCE THE PRESENCE OF AIRBORNE SUBSTANCES WHICH MAY reseeded when necessary to achieve a good stand of grass. Silt fence and diversion dykes CONSTRUCTED ONLY WHERE 774ERE IS SUFFICIENT SPACE AND APPROPRIATE TOPOGRAPHY SEDIMENTATION. ' /� PRESENT HEALTH HAZARDS, TRAFFIC SAFETY PROBLEMS OR HARM ANIMAL OR PLANT LIFE. DUST CONTROL MEASURES SHALL BE EMPLOYED TO which are collecting sediment to half their height must be cleaned and repaired MAX/MUM EFFECTIVE L/FE /S 18 MONTHS UNLESS DES/GNED AS A PERMANENT POND BY A v' PREVENT SURFACE AND AIR MOVEMENT OF DUST DURING CONSTRUCTION. MEASURES EMPLOYED SHALL BE IN ACCORDANCE WITH THE VESCH. immediately. QUALIFIED PROFESSIONAL. O [-- z 20. All temporary erosion and sediment control measures are to be removed within 30 days of OUTLET PROTECTION: J = 0 1992 332 final site stabilization, when measures are no longer needed, subject to approval by the THE INSTALLA7ON OF RIPRAP CHANNEL SECTIONS AND/OR STILLING BASINS BELOW STORM U TABLE 331-A County erosion control inspector. DRAIN OUTLETS TO REDUCE EROSION AND UNDER-CUT77VG FROM SCOURING AT OUTLETS AND TO Q I 21. This plan shall be void if the owner does not obtain a permit within 1 year of the date of REDUCE FLOW VELOCITIES BEFORE STORMWATER ENTERS RECEIVING CHANNELS BELOW THESE = w Z LUiRVG REQUIREMENTS a royal. (Water Protection Ordinance section 17-204G. TABLE 332-D FOR TEMPORARY SITES Pp (w ) OUTLETS. (� W SITE SPECIFIC SEEDING MIXTURES FOR PIEDMONT AREA 22. Permanent vegetation shall be installed on all denuded areas within nine (9) months after CULVERT INLET PROTECTION: W I = 2: Recommended Application the date the land disturbing activity commenced. (Water Protection Ordinance section 17- .-I p Total Lbs. pHt Test �Wieatmratr.imcstone 207B) A SEDIMENT FILTER LOCATED AT THE INLET TO STORM SEWER CULVERTS WHICH PREVENTS Y Per Acre below 3 tom per acre SEDIMENT FROM ENTER/NG, ACCUMULATING IN AND BEING TRANSFERRED BY THE CULVERT. IT SOIL DESCRIPTION L1J Z Q in LLJ Minimum Care lawn ALSO PROVIDES EROSION CONTROL AT CULVERTS DURING THE PHASE OF A PROJECT WHERE 27B-ELIOAK LOAM-2% TO 79 SLOPES THESE DEEP, WELL DRAINED SOILS ARE FOUND ON �__ Q 42to5.2 2tons per acre ELEVATIONS AND DRAINAGE PATTERNS ARE CHANGING, CAUSING ORIGINAL CONTROL MEASURES HILLSLOPES SLOPES. MODERATE RUNOFF, WITH MODERATELY HIGH TO HIGH PERMEABILITY. - I� - Commercial or Residential 175-200lbs. TEMPORARY SEEDING. TO BE INEFFECTIVE. 7 i./ 06 - Kentucky31 or Turf -Type Tall Fescue 95-100% s2 to Iron per acre LL � ALL DENUDED AREAS WHICH WILL BE LEFT DORMANT FOR EXTENDED PERIODS OF TIME SHALL BE SEEDED SAFETY FENCE. • - Improved Perennial Ryegrass 0.5% TaLE3"I-B WITH FAST GERMINA77NG TEMPORARY VEGETAT70N IMMEDIATELY FOLLOWING GRADING. SELECT70N OF THE A PR07EC77VE BARRIER INSTALLED TO PROHIBIT UNDESIRABLE USE OF AN EROSION CONTROL 27C-ELIOAK LOAM-790 TO 151w SLOPES. THESE DEEP, WELL DRAINED SOILS ARE FOUND ON Ul O z - Kentucky Bluegrass 0.5% ACCEPr"MWMPONARYREEDIWP1d MMTERU" SEED MIXTURE WILL DEPEND ON THE TIME OF YEAR AND WILL BE APPLIED TO DISTURBED AIRES THAT MEASURE. HILLSLOPES SLOPES. MODERATE RUNOFF, MTH MODERATELY HIGH To HIGH PERMEABILITY. 0 High -Maintenance Lawn 200-2501bs. 'QUICK REFERENCE FOR Au, REGIONS" WILL NOT BE BROUGHT TO FINAL GRADE WITHIN 30 DAYS. L.L. F- 4 Z ne�u�Dve. r1 R.ntrcJxsl PLANTS SHOULD BE SELECTED APPROPRIATE TO THE SEASON AND SITE CONDITIONS FROM TABLES 3.31B PERMANENT STABILIZATION. 39D - HAZEL LOAM-157 TO 25X SLOPES. THESE SHALLOW, EXCESSIVELY DRAINED SOILS ARE w U ( ) - Kentucky 31 or Turf -Type Tall Fescue 100% AND 3.31C. N07E THAT TABLE 3.31B PRESENTS PLANTS WHICH CAN BE USED THOUT EXTENSIVE PERMANENT SEEDING WILL BE APPLIED TO ALL DISTURBED AREAS AS PER THE PERMANENT HILLSLOPES MODERATE RUNOFF, WITH MODERATELY HIGH TO HIGH PERMEABILITY. Sept.1-Feb. lS s�M RM. WIEVALUATION OF SITE CONDITIONS, TABLE 3.31C PRESENTS MORE IN-DEPTH INFORMAT70N ON THE PLANT STABILIZATION OF THIS EROSION & SEDIMENT CONTROL NARRATIVE. General Sl%& (3:1 or less) aoremmew-nemmi MATERIALS LLJ a so -too 65B - FAIRWEW SANDY LOAM-2% TO 79 SLOPES THESE DEEP, WELL DRAINED SOILS ARE FOUND Caw(awlu)Rw AFTER CONSTRUCT70N IS COMPLETED, ALL DISTURBED AREAS OF THE SITE WILL BE LIMED, . Kentucky 31 Fescue 128lbs. (&.� m. .) TO CONTROL EROSION ON BARE SOIL SURFACES, PLANTS MUST BE ABLE TO GERMINATE AND GROW. ON INTERFLUVES. MODERATE RUNOFF, WITH MODERATELY HIGH TO HIGH PERMEABILITY. Red Top Grass 2 lbs. SEEDBED PREPARATION IS ESSENTIAL. FERTILIZED, AND SEEDED AS PER CURRENT VDOT STANDARDS. THIS SHALL CONSIST OF I— - Seasonal Nurse Crop • 20 lbs. Feb.16 - Apr 30 A .0 Rye . W - 160 THE FOLLOWING J L U 150lbs. OAtimm^'"-B^n'm) AN EVALUATION SHOULD BE CONDUCTED TO DETERMINE IF LIME IS NECESSARY FOR TEMPORARY SEEDING. TOP SOIL - 2- DEPTH STORMWATER RUN-OFF CONSIDERATIONS. � TABLE 3.31A MAY BE USED TO DETERMINE THE ACTUAL NEED ALONG WITH SUGGESTED APPLICAT70N LIME - 2 TONS ACRE Low-MaintenanceSlopethan3:11 trey1.Aug31 ce,meeWla sR / 1surbiiam) RATES. FERTILIZER - 600 LBS/ACRE OF 15-30-15 THETORM WA SEDIMENT MANAGEMENT. THE STORM ETER RUNOFF FROM THIS PROJECT DRAINS TEMPORARILY T - Kentucky 31 Fescue 108 lbs. SEED - ERNST 5311 CONSERVATION SEED MIX - ERNMX-114 45 LBS ACRE PENNLAWN THE SEDIMENT BASIN &TRAP. THE SEDIMENT BASIN AND THE SEDIMENT TRAP WILL BE REMOVED AFTER Q - Red Top Grass 21bs• GENERAL SLOPE (3:1 OR SLOPE OR LESS) TOTAL LBS PER ACRE FERTILIZER SHALL BE APPLIED AS 600 LBS/ACRE OF 10-20-f0 (14 LBS/1,000 SQ. FT.) OR EQUIVALENT ( / THE DEVELOPMENT OF THE VICTOR/AN HEIGHTS PROJECT Seasonal Nurse Crop* (� KENTUCKY 31 FESCUE 128 Les NUTRIENTS. LIME AND FERTILIZER SHALL BE INCORPORATED INTO THE TOP 2 TO 4 INCHES OF THE SOIL CREEPING RED FESCUE, 37.5 LBS/ACRE ARG/LE KENTUCKY BLUEGRASS, 37.5 LBS/ACRE P' 201bs RED TOP GRASS 2 LBS IF POSSIBLE. PARK KENTUCKY BLUEGRASS, 15 LBS/ACRE ANNUAL RYEGRASS & 15 LBS/ACRE PLEASURE C-D - Crowtwetch •• 20 lbs. SEASONAL NURSE CROP 20 LBS 150lbs. 150 Les IF THE AREA HAS BEEN RECENTLY LOOSENED OR DISTURBED, NO FURTHER ROUGHENING IS REQUIRED. PERENNIAL AFTER THESE AREAS ARE STABILIZED THEY WILL BE MOWED AND MAINTAINED ov�_ N • Use seasonal nurse cropin accordance with seeding dates as stated below: SEASONAL NURSE CROP WHEN THE AREA IS COMPACTED, CRUSTED, OR HARDENED, THE SOIL SHALL BE LOOSENED BY DISCING, ON A REGULAR BASIS. g TEBRUARY 16 THROUGH APRIL ANNUAL RYE RAKING, HARROWING, OR OTHER ACCEPTABLE MEANS. TRACKING WITH BULLDOZER CLEATS IS MOST MAINTENANCE.• February 16th through April ...................... Annual Rye MAY 1 THROUGH AUGUST 15 TOxTAIL MILLET EFFECTIVE ON SANDY SOILS. THIS PRACTICE OFTEN CAUSES UNDUE COMPACT70N OF THE SOIL SURFACE, IN GENERAL, ALL EROSION AND SEDIMENT CONTROL MEASURES WILL BE CHECKED DAILY May 1st through August 15th ..................... Foxtail Millet AUGUST 16 THROUGH OCTOBER ANNUAL RYE ESPECIALLY IN CLAYEY SOILS, AND DOES NOT AID PLANT GROWTH AS EFFEC77VELY AS OTHER METHODS U August 16th through October ...................... Annual Rye NOVEMBER THROUGH FEBRUARY 15 WINTER RYE OF SURFACE ROUGHENING AND AFTER EACH SIGNIFICANT RAINFALL. SPECIFIC ATTENTION WILL BE GIVEN TO THE November through February 15th ................... Winter Rye FOLLOWING ITEMS.- I - NOTES: SEED SHALL BE EVENLY APPLIED WITH A BROADCAST SEEDER, DRILL, CUL77PACKER SEEDER OR A. SEDIMENT BASINS AND/OR TRAPS WILL BE CLEANED AND MAINTAINED IN w " Substitute Sericea lespedeza for Crownvetch east of Farmville, Va. (May 1. LIME AND FERTILIZER NEEDS SHALL BE DETERMINED BY SOIL HYDROSEEDER. SMALL GRAINS SHALL BE PLANTED NO MORE THAN 11 INCHES DEEP. SMALL SEEDS, SUCH ACCORDANCE WITH THE VIRGINIA EROSION & SEDIMENT CONTROL HANDBOOK. o w through September use hulled Sericea, all other periods, use unhulled Sericea). TESTS AND APPLIED IN ACCORDANCE WITH VESCH STD. 3.32. B. ALL GRAVEL OUTLETS WILL BE CHECKED REGULARLY FOR SEDIMENT BUILDUP THAT cc M If Flatpea is used in lieu of CYownvetch, increase rate to 30lbs./acre. All legume AS KENTUCKY BLUEGRASS, SHOULD BE PLANTED NO MORE THAN INCH DEEP. OTHER GRASSES AND WILL PREVENT PROPER DRAINAGE. IF THE GRAVEL /S CLOGGED BY SEDIMENT, THE m seed must be properly inoculated. Weeping Lovegrassmay beadded toany slope 2. SEEDINGS To BE MULCHED IMMEDIATELY UPON COMPLETION LEGUMES SHOULD BE PLANTED FROM lj INCH TO J DEEP. GRAVEL WILL BE REMOVED AND CLEANED, OR IT WILL BE REPLACED. JOB No. or low -maintenance mix during warmer seeding periods; add 10-20 lbs./acre in of SEED APPLICATION, IN ACCORDANCE w/ VESCH srD 3.35. SEED/NGS MADE /N FALL FOR WINTER COVER AND DURING HOT AND DRY SUMMER MONTHS SHALL BE C. ALL SILT FENCE BARRIERS W/LL BE CHECKED REGULARLY FOR UNDERMINING OR 202196 mixes. MULCHED ACCORDING TO MULCHING, STD. & SPEC. 3.35, EXCEPT THAT HYDROMULCHES (FIBER MULCH) DETERIORATION OF THE FABRIC AND REPAIRED AS REQUIRED. SEDIMENT SHALL BE PERMANENT SEEDING SCHEDULE O REMOVED WHEN THE LEVEL OF SEDIMENT DEPOSIT70N REACHED HALF WAY TO THE SCALE PS WILL NOT BE CONSIDERED ADEQUATE. STRAW MULCH SHOULD BE USED DURING THESE PERIODS AS NOTED No SCALE TOP OF THE BARRIER. AREAS WHICH FAIL TO ESTABLISH VEGETATIVE COVER ADEQUATE TO PREVENT RILL EROSION WILL BE D. ALL SEEDED AREAS WILL BE CHECKED REGULARLY TO SEE THAT A GOOD STAND IS (STD. & SPEC. 3.32 OF VIRGINIA EROSION & SEDIMENT CONTROL HANDBOOK, 3RD ED.) @_ RE -SEEDED AS SOON AS SUCH AREAS ARE IDENTIFIED. MAINTAINED. AREAS SHOULD BE FERTILIZED AND RESEEDED AS NEEDED. SHEET NO. 3 Pared construction entrance for erosion control plans 1992 3.05 1992 3.05 1992 3.07 1992 3.17 �TH 0F� CONSTRUCTION OF A SILT FENCE CONSTRUCTION OF A SILT FENCE GRAVEL CURB INLET SEDIMENT f�Gl CONSTRUCTION 7O• MI" RUCTION - (WITH WIRE SUPPORT) (WITHOUT WIRE SUPPORT) ACCESS IIII- 3' SM-2A ASPHALT TOP FILTER STONE -LINED WATERWAYS SCOTT R. LINS'Z COURSE 1. SET POSTS AND EXCAVATE A CXe 2. STAPLE WIRE FENCING TO THE POSTS. 1. SET THE STAKES. 2. EXCAVATE A 47X 4" TRENCH C] H 2>< 2% EXISTING TRENCH UPSLOPE ALONG THE UNE UPSLOPE ALONG THE LINE OF U No. 35791 PAVEMENT OF POSTS. STAKES. B•MAX. `� �_�� W ��o� 4/18/22wQ' -6' MN. 2!A AGGREGATE BASE ��. / i % � 4-12" �`S'SIONAL F'��1 z . .. .. _ .. � -. -. yam 0. PS4EILE (/ I _/ d _7=_-r w 5'O (E �70' M'�N. �- J hI / (1 I - IIII FLOW /� '- \ 18" II�-II(I pppp _ - ---IIIII- Z CCY},14JC'IUN ASPHALT PAVED ACT- --- YUSHRACN _ III III IIIII ����I��I��I��I��I III��� O I- a /� / _-w KEY IN FILTER U / - / / / FILTER CLOTH lulls-II'lll CLOTH 6"-9" o a EXISTING I I / 3. STAPLE FILTER MATERIAL 4. BACKFILL AND COMPACT 2% 2% PANf MENT1 FLOW III I IIII �II TO STAKES AND EXTEND THE EXCAVATED SOIL. 2% 12' MIN.• a. IT INTO THE TRENCH. V-SHAPED WATERWAY WITH STONE CENTER DRAIN N , GRAVEL FILTER 17 NOTE: A GRANULAR FILTER MAY BE SUBSTITUTED FOR FILTER CLOTH. 0 17-_ .___ 3. ATTACH THE FILTER FABRIC TO THE WIRE 4. BACKFILL AND COMPACT THE RUNOFF WATER WIRE MESH ,POSITIVE DRAINAGEFENCE AND EXTEND IT INTO THE TRENCH. EXCAVATED SOIL. j FILTERED WATER " -MUST EXTEND FULL WIDTH `--- A TO SEDIMENT OF INCRESS AND EGRESS OPERATION TRAPPING DEVICE W ... ��- pii jam. IIII ° e FLD­/ _ II �llJl _a o ----- - z/3 yr 4-iz --- - _ U) Z Z Z a R i 4 -12, MIN. ITNE DRAINAGE IIII /_� IIII III -III J - I ° n Milli d - =11 z U . i i i W IOA_SPDNG SEDIMENT / / (PERSPECTIVE VIEW) a �... 18 _ IIII- O U U U d JJJJ SHEET FLOW INSTALLATION SEDIMENT III o �- I'��II a Ln O O O a CONCRETE GUTTER ip" p 1�1 Ln m Z Z Z IY 3 FILT1 Ct OTW�Iv III I,,. I - I„ I�11 CURB INLET �n 1 = KEY IN FILTER w , O A A FILTER CLOTH II = = CLOTH 6"-Gr z < U U O w SECTION A -A I FLDwt a \\� H O F_ to to Ln U) o EXTENSION OF FABRIC AND WIRE INTO THE TRENCH. - - - / IIII,1 � 1 - - - SPECIFIC APPLICATION - In Zn Zn Zn J m // \ 'I, 1uA IB',"f Z C1C C1C C1C Z C A nwalamu trala lap 01 I OICh anust tic DI: Called trllh a nitlWnlall 1 wCh balLock `� �' {) '' \\ PARABOLIC WATERWAY WITH STONE CENTER DRAIN l FILTER FABRIC \ \� THIS METHOD OF INLET PROTECTION IS APPLICABLE AT CURB INLETS W o ,,hut oft t ah a Rnl/l llralM a w1s11 It"t uith A Iha nd la of I wthcE toi adttlllalt �/ ` WHERE PONDING IN FRONT OF THE STRUCTURE IS NOT LIKELY TO CAUSE NOTE: A GRANULAR FILTER MAY HE SUBSTITUTED FOR FILTER CLOTH. Uj Q Q Q // IIIIII� L OIL�IIIII In I!s,IHe. 1l'BSh walE Illitet be L:U sled BR'ar' fl UlTl Isle HIII.LIEe fU all INCONVENIENCE OR DAMAGE TO ADJACENT STRUCTURES AND UNPROTECTED appfot'eLl eftlul'_ a ea 10 T0110V0 ieLtalldll .111 H011Mllelll >IIaO be pl et'el[e<1 hO1L POINTS A SHOULD BE HIGHER THAN POINT B. AREAS. o WIRE DRAINAGEWAY INSTALLATION 4ttgIDQ St011a thaws. thTtht3 UI watQCOIa Se5. III -I (FRONT ELEVATION) •GRAVEL SHALL BE VDOT #3, ,1357 OR 5 COARSE AGGREGATE. 0 PAVED WASH RACK Source: Adapted from Installation of Straw and Fabric Filter Source: Adapted from Installation of Straw and Fabric Filter ° Barriers for Sediment Control, Sherwood and Wyant Plate 3.05-1 Barriers for Sediment Control Sherwood and Wyant Plate 3.05-2 Source: Va. DSWC Plate 3.07-6 Source: USDA-SCS Plate 3.17-2 C a a 1992 3.08 1992 3.18 1992 3.36 1992 3.38 0 SILT FENCE CULVERT INLET PIPE OUTLET CONDITIONS TYPICAL ORIENTATION OF FENCING AND ARMORING PROTECTION A A TREATMENT - 9 0 ENDWALL (SOIL STABILIZATION BLANKET) CUT/FILL QUANTITIES: 0 N N N N W N N N 3d° - SHALLOW I VOLUME OF CUT FOR LIMITS OF DISTURBANCE: S,000 CU. YARD ¢ o o `.-° o ° .E ------------ --- ---- -]----------------- ---- dO I VOLUME OF FILL FOR LIMITS OF DISTURBANCE: 38,000 CU. YARD o 174 v `T---T-' ON SHALLQIY SLOPES, STRIPS OF O TOE OF FILL I _ PIPE OUTLET TO FIAT NETTING PROTECTIVE COVERINGS DRIP LINE l I NET VOLUME OF FILL FOR LIMITS OF DISTURBANCE: 33,000 CU. YARD CULVERT - AREA WITH NO DEFINED NAY BE APPLIED ACROSS l� I CHANNEL THE SLOPE j PLAN v[Ew 6" OF TOPSOIL SHALL BE HAULED OFFSITE TO A PERMITTED (SWPPP) SITE BERM SNOW FENCE I AS EXPLAINED IN EACH PHASE NARRATIVE AND REITERATED HERE, PERMANENT OR L e WHERE THERE IS A BERM AT THE TOP OF THE SLOPE, = I TEMPORARY SOIL STABILIZATION SHALL BE APPLIED TO DENUDED AREAS WITHIN SEVEN DAYS I I BRING THE MATERIAL OVER THE BERM AND ANCHOR R 0 x BEHIND THE BERM. AFTER FINAL GRADE IS REACHED ON ANY PORTION OF THE SITE. ---- ------------*------�-- --------'--- ---- - d AMI AM T 0 °W so STABILIZATION SHALL BE APPLIED WITHIN SEVEN DAYS TO DENUDED AREAS THAT MAY NOT BE f` y TOE OF FILL SECTION A -A FILTER CLOTH KEY IN Br-B-; RECOMMENDED FOR E� PERIMETER STEEP I "'" �I AT FINAL GRADE BUT WILL REMAIN DORMANT (UNDISTURBED) FOR LONGER THAN 3o DAYS. co 0 M 3 i BOARD FENCE r+I PERMANENT STABILIZATION SHALL BE APPLIED TO AREAS THAT ARE TO BE LEFT DORMANT FOR SILT FENCE ON SLOPES, APPLY con ISISTOWARDSEMBANKMENT IF FLOW A �- T° THE DIRECTION OF FLOW CORD ONCE MORE THAN ONE YEAR. N a IF MINIMUM PROTECTIVE COVERING PARALLEL AVD ANCHOR SECURELY. FLOW A 3d° (MIN.) - PLASTIC FENCE (� ** d ! - CORRECT METHODS OF TREE FENCING �, OPTIONAL STONE COMBINATION --- - BRING MATERIAL DOWN N PIPE OUTLET TO WELT, DEFINED CHANNEL d. :' - I 12+ - N 1 TO A LEVEL AREA BEFORE I +,I T I PLAN VIEW TERMINATING THE INSTALLATION. TURN THE END t t UNDER a AND STAPLE AT 1Y INTERVALS. 'i., ^' 0 L e '' , ....�r ` V < J FLOW ti ° DITCH FLOW _ Q\ / ~i o 2.5' ° I' d IN DITCHES, APPLY PROTECTIVE COVERING .. _ PARALLEL TO ME OIRECTON OF FLOW. USE CHECK SLOTS AS REQUIRED. AVOID Q - JOINING MATERIAL N ME CENTER OF 1 SECTION A -A FILTER CLOTH KEY IN 8"-S': RECOMMENDED FOR ENTIRE PERIMETER ME DRCH IF AT ALL POSSIBLE. ,,A^ A� I\� - /iiM J O NOTES: 1. APRON LINING MAY BE RIPRAP, GROUTED RIPRAP. GABION popNFL J o CLASS I RIPRAP BASKET', OR CONCRETE. a VDOT 113, 1357 OR 15 COARSE AGGREGATE 2. Le IS THE LENGTH OF THE RIPRAP APRON AS CALCULATED e+ CORRECT TRUNK ARMORING Mir, > V / O TO REPLACE SILT FENCE IN - HORSESHOE - WHEN USING PLATES 3.18-3 AND 3.18-4. 00 00 !/� \ �/ HIGH VELOCITY OF FLOW IS EXPECTED 3. aLESS THAAN�B NCCHES. STONE DIAMETER, BUT NOT TRIANGULAR BOARD FENCE LU / L�L o (!) z Source: Adapted from VDOT Standard O 0 Sheets and Va. DSWC Plate 3.08-1 Source: Va. DSWC Plate 3.18-1 Source: Adapted from Ludlow Products Brochure Plate 3.36-1 Source: Va. DSWC Plate 3.38-2 O UJill- 1992 3.01 1992 3.07 7SION DIKE 2 1992 3.14 c TEMPORARY DI 1 I_qCW SAFETY FENCE W_CL SILT FENCE DROP INLET EXAMPLE PLAN VIEWS OF U 2 PROTECTION BAFFLE LOCATIONS IN Y p o : 2 X 4• MOOD FRAME DROP INLET Compacted Soil SEDIMENT BASINS LU 7 ` FLU T WITH GRATE son a T FRAME 16min. NO SCALE D H06 Noww .. NoIII,-Flow ° 2 - I .-Flow ° p CO \ INFLOW Ul.��\` RISER O O W 3- MIN. i�[rD�2 W_ r� 4.5' min. NORMAL POOL \ L = THE DISTANCE FROM I ' O Z THE POINT OF INFLOW v yc, _ V I GATHER AROUND ME BAFFLE TO 1£ ` TRISER. EXCESS ..,.:. ,...7.-: '... - v., .......y.... I AT CORNERS `1 Uj NORMAL POOL V J Z O PERSPECTIVE VIEWS �� 0/2 L RISER \--BAFFLr w r STAKE O PERSPECTIVE VIEW FABRIC , I� n lllJJl </i'1 > s yb �q NORMAL POOL RISER INFLOW v q/\ Q x (] a> BAFFLE 'PT D - B ELEVATION OF STAKE AND \L;', ; 2 °i2 ° FABRIC ORIENTATION DETAIL A ���+++ ° a INFLOW I- ° SPECIFIC APPLICATION -O np SHEETS OF 4' X IFX 11r EXTERIOR IF ^ LU -° 3T u.a rm. PLYWOOD OR EOIIIVALEM O A .an ail Pill THIS METHOD OF INLET PROTECTION IS APPLICABLE WHERE THE K _ ° LJ„�,o „E INLET DRAINS A RELATIVELY FLAT AREA (SLOPE NO GREATER RISER CREST OJEVADON d (n .0 G THAN 57 WHERE THE INLET SHEET OR OVERLAND FLOWS NOT 5' MIN. N EXCEEDING 1 C.F.S.) ARE TYPICAL. THE METHOD SHALL NOT i 4' iIN. SEE JOB NO. o PERSPECTIVE VIEW PERSPECTIVE VIEW APPLY TO INLETS RECEIVING CONCENTRATED FLOWS, SUCH AS i i i i OPOR S ROUND. SET AT 0 ARE 202196 PLASTIC FENCE METAL FENCE IN STREET OR HIGHWAY MEDIANS. LF ST 3' INTO ME GROUND. ° B• SCALE ° AS NOTED o Source: Adapted from Conwed Plastics and Plate 3.01-1 Source: N.C. Erosion and Sediment Control rL VDOT Road and Bridge Standards Planningand Design Manual- 1988 Plate 3.07-1 SHEET NO. � Source: USDA-SCS Plate 3.14-6 N 4 s H CONTROL EROSION CONTROL * IIOOK I CATISEDIMENT HANDBOOKEROSION GRAPHIC SCALE * SA _0 ------ 0- SAFETY FENCE 301 ao o u 30 Go Izo CE CONSTRUCTION ENTRANCE 3.02 ' CRCR03 CONSTRUCTION ROAD STABILIZATION 3 IN FEET ( ) 1 inch = 30 ft. ' SF �� SILT FENCE 305 I lP STORM DRAIN INLET PROTECTION 3.07 NOTE: MEASURES INTENDED TO TRAP SEDIMENT SHALL BE CONSTRUCTED AS A FIRST NOTE: SLOPES GREATERTHAN 3:1 SHALL BE PLANTED WITH NATIVE tTEEP SLOPE MIX WITH STEP WITH ANY LAND DISTURBANCE ACTIVITY ANNUAL RYEGRASS BY RNST CONSERVATION AND SHALL BE MADE FUNCTIONAL BEFORE SEEDS AT A RATE OF 6d1 LBS. PER ACRE, OR 1 LB ment Basin Design #1 ge area (acres) 3.3 volumes: (using 2' contour intervals) elevation (ft) contour area (so volume(cy) 518.00 865.0 0 520.00 2005.0 103 522.00 3343.0 299 524.00 4807.0 600 526.00 6380.0 1013 0.00 0.0 0 0.00 0.0 0 HIGH WATER soft E .) T t ' DRY' STOR{'SE • ,NET • 51MAGT �jL�YENr arAxoln Pawl (' WET � E REI%ICED Tfl 3A CY./ CT.I ACRE] MN.1'WISPLLWAY CRE51 Or EMERGENCY T�T�SPILLWAY RISER CREST DEMATERING Om Sediment Trap design #1 drainage area (acres)(< 3 ac) 1.51 trap volumes: elevation (ft) area (sf) volume(cf) volume(cy) 496 1049 0 0.0 498 1989 2,988 110.7 500 3059 7,998 296.2 0 0 0 0.0 0 0 0 0.0 1'I VARMBI£ 0"M CREST OF STONE WEIR TABIASLE' DROOW ELEV. 6 DRYSTORAGE 0 SCOTT/R. (15LLINS'Z 1 A' U No. 35791 7, t,„ vABNRIE 4/18/22 WET STORAGE \ 1 t' L1Ax. (IXGVATED) `iLTER CLOTN gRGINAL aPdINO ELEV 0CUL DD PERT INLET PROTECTION TEMPORARY DIVERSION DIKE 3.08 3.09 UPSLOPE LAND DISTURBANCE TAKES PLACE. PER 1,000 SF, UNLESS PECIFIED OTHERWISE. wet storage: wet storage required (cy) (67*DA) 221 design high water 524.00 wet storage: wet storage required (cy) (67*DA) bottom of stone weir (ft) 101.2 497.83 -SEE PLATE 3.13-1 COARSE AGGREGATE CUSS I RIPRAP Sediment Trap design #2 dewatering orifice elevation (ft) 521.20 top of dam (ft) 526.00 wet storage provided at this elevation (cy) 101.2 drainage area (acres) (< 3 ac) 0.20 �__�W . E_R_W�B £ I wet storage provided at this elevation (cy) 221 top width of dam (R) 10.0 slope of wet storage sides 2:1 ® ► TEMPORARY ROW DIVERS/ON 311 trapvolumes: I I CREST OF STONE WEIR available volume before cleanout (cy) (34*DA) 112 bottom of basin (ft) 518.0 weir length ft6xDA 9 ( ) ( ) 9.1 elevation (ft) area (sf) volume(cf) volume(cy) YMIARLE' CRODND J \ r -1 cleanout elevation (ft) 520.07 approx. bottom dimensions: 111k13' dry storage: bottom of trap elevation (ft) 496 ST SEDIMENT TRAP 3.13 514 76 0 0.0 atv - - - distance from cleanout to orifice (ft) (> 1') 1.13 upstream face slope: downstream face slope: 2:1 2:1 \ � I \ dry storage required (cy) (6TDA) 101.2 bottom trap dimensions: 10k99' 516 324 371 13.8 DnYsruNAl:r - „ vAaaE dry storage: \ \ crest of stone weir 499.0 to of dam elevation ft p ( ) 500 SB SEDIMENT BASIN 3.14 518 700 1,371 50.8 dry storage required (cy) (67*DA) 221 baffles: YES \ \ dry storage provided at this elevation (cy) 101.2 top width of dam (ft) 10, 0 0 0 0.0 / I principle spillway crest (ft) 523.00 length of flow, L (ft) 20 \ slope of dry storage sides 2:1 top trap dimensions 27'X115' v A V v 0 0 0 0.0 WET STORAGE �, dry storage provided at this elevation (cy) 221 effective width, We (ft) 203 V A OP OUTLET PROTECTION 3.18 (Exnw m) " FILTER CLOTH a1RGINAL diameter of dewateng (m) n onfice 4.0 L / We (baffles required if < 2) 0.1 V A \ v v v , v \ r r r \ V A G1O1N0 .diameter of flexible tubing (In) (orifice+2") 6.0 \ \ \ \ \ \ z ZELIW. w w w collars: YES RR R/PRAP 3.19 wet storage: i \ \ I Z o o •SEE PLATE au-1 COARSE AG QATE_ cuss I RPRAP / runoff: depth of water at spillway crest (ft) 4 wet storage required (cy) (67*DA) 13.4 / \ L C (use 0.45 for bare earth) 0.45 slope of upstream face (Z1) 2 OUTLET PROTECTION TO INCLUDE A FILTER FABRIC UN DERLAYMENT KEYED .. V) O O U IS TS TEMPORARY SEEDING 331 / \ bottom of stone weer (ft) 515.95 tc (min) 14 slope of barrel (Sb) 4.00% ( �� (�.� INTO THE EXISTING AT THE EN THE m Z Z z wet storage provided at this elevation (cy) 13.4 � 12yr 3.6 Q 2yr 5.3 length of barrel in saturated zone (Ls) 28.57 \ � H � 5 z z z PS PS PERMANENT SEEDING 3.32 slope of wet storage sides 2:1 125yr 5.3 Q 25yr 6.6 number collars required 2 \ PERIMETER. EDGES OF FABRIC SHALL OVERLAP A MINIMUM OF 9". STONE TO \ z U) M 0 0 weir length (ft) (6xDA) 5.0 dimension of permanent collars 3.4k3.4' \ BE VDOT CLASS Al STONE WITH THE FOLLOWING DIMENSIONS: \ \ p H U U U MU MU MULCHING 3.35 dry storage: bottom of trap elevation (ft) 514 principle spillway: \ \ La= 11 FT \ \LU LU LU / available head (ft) 1.00 emergency spillway: NO i \ \ / > dry storage required (cy) (67*DA) 13.4 bottom trap dimensions: 4'X19' w1= 4 FT w o 0 0 / diameter riser (n) 24 required capacity (Q25-Qp) (cfs) 0.0 \ � 0 0 0 TP TREE PROTECT/ON 3.38 crest of stone weir 517.0 top of dam elevation (ft) 518 I w2= 13 FT Uj a a a O Ind dry storage provided at this elevation (cy) 13.4 top width of dam (ft) 6' spillway capacity, (i () 13 6 bottom width (ft) n/a 1 diameter trash rack (in) 36 slope of exit channel (ft/ft) - I II DEPTH= 1.5 FT l slope of dry storage sides 2:1 top trap dimensions 20'X35'barrellength length\ BM + + + SOIL STABILIZATION BLANKET 3.36 l ` - g O p y O channel (ft) U N L 9 / dhead on iameter of barrel through hron h embankment ft 13.00 crest spillway of c 15 PROPOSED TEMPORARY LANE- / N STOCKPILE SURROUNDED / / / pBUR / � r !CONTRACTOR STAGING AREA � W � STATE ROUTE 659 -------------- BY SILT FENCE W_I�TH FUELING TANK, DUMPSTER,40-' R/W 4 -AND PORTA POTT ----- / / I / -_ ----- i--- - �9-� -- --- - H SF / \ ----- ---------� 96 4/ \ - - / r•� / / w/WIRE SUPPORT NOTE: SILT FENCE, SAFETY p o 0 OB �Sy��F r• �� / / / TS ♦ / FENCE, AND TREE PROTECTION O F - Y _ WASH RACK / / / / SHALL BE INSTALLED AT LIMITS - I IMPgo onra �� _ / / / / / / / OF DISTURBANCE. THSE ARE rW / FFSET FOR GRAPHICAL _ � _ � r• r. r• r..� r• r• • � r• r• r• R r• ra r• r• r• r• r• r• r• 1• r• 1. 1• !• � a i• � ri Ti r. r• r. r• r. r• r. r• r. r. r• r. r• r. r• r. r• r. r• r. r• r• r♦ � � � �1'� MU / N IV �,w NJ AS - / / / / / ♦ /PURPOSES. DRAINAGE DIVIDES CE 1z' jo' MI� / / ARE MEASURED ATTHE LIMITS - _ OF DISTURBANCE / 1 _ _FLOW DIRECTION - - X / / E. OR ARROW (TYP. 1 / /DIVERSION DIKE. ) NOTE: THIS CONSTRUCTION ENTRANCE 5 L / _ 1 NOTE: CONTRACT6T0 MU -\ \ \ 1 / / INSTALLED, OPERATED, AND MAINTAINED BY THE / ♦ /' / / 1 /Rwo CONTRACTOR. ALL CONSTRUCTION TRAFFIC INTHIS / / \ � ENSURE POSTIVE \ / ? � / � - , _CIO _ _ J / AREA SHALL UTILIZE NSTRUCTION ENTRANCE./ / PROPOSED LIMITS .) / 1 � DD DRAINAGE ALONG / � V v / ' �` �'; / i / / ♦ f DISTURBANCE (TYP.) 'cyi DIVERSION DIKE - A - - - - SOIL TYPE 6 B v v / - ' / / / / / / / TDITCH ALONG _ - N S DC o ♦ / DIVERSION DIKE TO SOIL TYPE 656 // // / // // / LN^ // // BE LINED WITH / M / / // // / /JUTE, _ CONCRETE WASH / /. // // �// / TPA_ CN O DRAINAGE DIVIDE (TYP.) / / / / OUT AREA / / TS MU �_ v - - - -/- N �c I x x / PROPOSED LIMITS _ - _ _ = _ _ _ - \\ \ \ \ _ _ - - = = - T R/W DIVERSION AND DIVERSION DIKE, / / / / / /' / j'x / w9g x '� ^ OF DISTURBANCE (TYP.) - - - - - _ - _ = _ - - _ _ _ = = - c - _ _ = Wq J r - - - - - / O SMALL SEDIMENT TRAPP NG DEVICE / / / / 6 / SAF w 1 - / / - - - - - _� _ - - \- - - - \ _ - - _ - - _ - -- -- ♦/ / - - / / M FOR CONSTRUCTIONIENTRANCE / /5yo J // i/ // / x'S0i 5 g9 TP /\AREA TO SEDIMENT TRAP - z.og ACRES + \ DC ` - - - - - - / / s ' /� / / L TYP z7C / / / / / / OIL / _ = x x ` " ` ` x \ 1.z1 ACRES OF OFFSITE UNDISTURBED - - - ' AREA TO SEDIMENT TRAP = 51 ACRES / /' / 10' 00E zT5 / / / / / / / / - - _ l SOILTY W PROPOSED FENCE, AR - - - / ♦ / / T AROUND SEDIMENT x E� / x BASIN ;\ �' / / / / / / r•r•r tax o�VO 1 -x/,xxxxl xxxxxxxx x�ssx C / A- _-- �' / / / / x x xx x x1' OFF i // ' / ✓xxxx x ,xxxxx x x x \ _ / J I / / / / / / ' ! xxx -"SOP ' / ' i' , , .. x , \ PRIOR TO CONVERTING SBiTO ST5, / /I / / / - - _ / / / /N ' i >l x x = x _ x x SEDIMENT BASIN TO BE DEWATERED / _ / ' o FOOT LONG �P - Ax" / ♦ / / / �♦ i 7 x / x x x x x x (x% . �; ; \ x x \ AND DEMUCKED/CLEANED OUT / - - SOIL TYPE ; - - _ ' / /, / / / 4 FOOT HIGH BAFFLES / x M / / �/' Q \ - / SOIL7YP z C / x x O x \ \ \ / BOUNDARY(TYP.) / x x x BM % ' .xxx Y x \ \ /SOIL YPE z7C / / / i / ♦ / / / / / / ' / / /�� / U ♦ / PROPOSED FENCE \ x x x x x ;xxxx OIL TYPE z7B \ / / _-_ / / / / / ,Uj x x x xxx / / / / / AROUND SEDIMENT / v�w WIR l x x . x x x x x - M ////'------- //�/ P'/ �CIP �' / / / xx SUPPORTS \ .xxxxx=.xx ,..x;..x x\.x%% ...x ' / /-------' / TO /� / ' ��"LU x x f xx x CO x x x xxx % % i8` 82 FOOT LONG - - - - - - - - - _ - / ENSURE POSTIVETO / \\ n P/ \ ~ x x\x �I TRAP ,�/ I T� x „ / I / ,lam ,� x '. \ \ \ 6 ♦ ✓ x x x x x x xxx 6 FOOT ,HIGH BAFFLES / / /' / D / X x x x / /\ _ S2 \ x x x % % x x x . ` x / / / /' OIL TYPE 39D DIVERSION GE ALONG X X X x ,x x x x x ,, � .fix S l \ \\ S2k x / //------ -DIKE / IP - x xx xxx x xxx xx x x x�_ x r. r� / / / / / / ' - _ _ `�J ♦ \ \� \ DRAINAGE x _ � /Ul --AREATOSEDIMENT�-- -- - / - TRAP = o.zo ACR S \ \ - __ , / / , / / / VDOT CLASS AI STONE - - - / P w E \ TS x x x x ; x x - L=11', W�=4�E Wz=13 - - /�\ / // V , " x x 1 13 SB1 � / � IP � � _/------\ - xx x \ v xxx x � _ x x _ w - .- v �� xx x DITCH ALONG -_- DIVERSION DIKE TO \ ' - - - T s e - x - - _ _ ' / - 1 x ,, x \ < x xxx �x _ • _ x BELINEDWITH \ s" %- :!�x x x x!z`x= Sz4 5zz Szo - . - - 10 �5o8�06 \�• _ /'�i / / ���X�\ ��� x � y - - - T x __ _- xx x x x - xxxx _ z - x x JUTE \ \SOILTY E39D i xx T P8�!x%x _ 5�4 �51 - x \ LU / \ SAF _ x xxxxx x �x x x-x xxxxx x xxx -x - xX -- _� - IP\�� x xx x xx xx xxxxx _ - �• _ i /� i i / �,A p \ \ x x x 16E, x x x x x x x x x,x 516 1� -, �C - i / i i� �'� r \\ \ x x x OP OF x x - _ x x x x x x - .x DC NOW \ \ / - -- _5y6 _ _ � � �� _ �\- � �•� �__-� ,',',''/ �','-max` \\\ i \ I \ 1 1 I c� l'V \ \ / / PROPOSED TEMPORARY i4" CMP RISER RIM BERKMAR DRIVE - ELEV.= 5z3.00'. RISER TO INCLUDE 5 4" - - IP % / / /' �' / / ' / \ ✓/ ✓ \ \ 1 \I I\ \\ / / z DEWATERING ORIFICE (INV ELEV.= z1.zo') & STATE ROUTE 1403 ATEMPORARY TRASHRACK & ANTI -VORTEX �r PROPOSED FENCE - �- E WIDTH R/W DEVICE. RISER SHALL BE FIRMLY ANCHORED / - VARIABLE TEMPORARYI CMP BARREL / - RTO PREVENT FLOATING. RISER TO BE SET IN S 1 - -A MINIMUM OF o" OF COMPACTED SOIL OR -I - - - -(z1z LF Qa z.83%, ll=S18, \i \ - AROUND SEDIMENT- - / - _- - - 3 - X TRAP / _ - - --- AGGREGATE BASE OVER A 6'X6'X1z" - - - - 0=512) THE CONNECTION \ Diversion Dike Ditch Lining Calculations Job Number: 202196 - - - - - - - - -THICK GALVANIZED STEEL BASE PLATE OR - - BETWEEN THE RISER AND THE \ \ \ \ IP _ - - - - _ _ - - - - - BARREL SHALL BE WATERTIGHT. \ -SET 6" INTO A 6'X6'X18"THICK REINFORCED - \ \ \ \ �_ _ - _ -CONCRETE FOUNDATION. NOTE, IF STEEL _--BASEISUSED,SPECIALATTENTIONSHALL -BE GIVEN TO COMPACTION SO THAT95% COMPACTION IS ACHIEVED OVER THE PLATE./ \ I I d \ I I \ V i J it -4_----- ----� / Max S=5.0% MaxV=3.0fps EC-ZMaxV=4.Ofls EC-3TypeA,MaxV=7.0fps Sta From Sta To T (Ilan) C Value Area (ac.) CA ccu 1 (in/hr) Q (cfs) Slope (ft/ft) Earth (n=0.03) Jute(Sod) (n=0.05) VeL Depth Vel. Depth DD left of ST2 ST2 5.0 0.45 0.12 0.05 5.6 0.30 0.1330 Z31 fps 0.21 ft DD right of ST I ST I 5.0 0.45 0.23 0.10 5.6 0.58 0.1250 1.67 fps 1 0.27 ft LU a z r /Q z LL G cn z rr� O V LU LLI G Q Ly 1�--/I 111 LL Q O z Q U zI \ 1� O ` / O LJJ U ,w-, w w a JOB NO.� 202196 SCALE 111 _ 301 SHEET NO. 5 0 EROSION CONTROL * VIRGINIA EROSION & SEDIMENT CONTROL I ' HANDBOOK SPECIFICA77ON NUMBER Sediment Trap design #3 * 1 1 TH OF SA moo- SAFETY FENCE 3.01 drainage area (acres) (< 3 ac) 1.80 trap volumes: CREST OF STONE WEIR y�ryA O CE CONSTRUCTION ENTRANCE 3.02 elevation (ft) area (sf) wlume(cf) volume(cy) nrvo \ 1 1 516 1416 0 0.0 y °' Oz SCOTT R. LINS Z CR CR CONSTRUCTION ROAD STABILIZATION 3.03 I GRAPHIC SCALE ' 518 2390 3,764 139.4 DRY STORAGE _ U No. 35791 30 0 15 30 60 120 520 3491 9,610 355.9 N VARVHLE � 4/18/22 SF7y 7y SILT FENCE 3.05 NOTE: SLOPES GREATER THAN 1 SHALL BE 0 0 0 0.0 lP STORM DRAIN INLET PROTECTION 3.07 PLANTED WITH NATIVE STEEP SLOPE MIX WITH 0 0 0 0.0 WET STORAGE N• MAX sSIONAL E�yG w ❑ ANNUAL RYEGRASS BY ERNST CONSERVATION I IN FEET) tEY AVAIFD) FLIER CLOTH D z GSEEDS AT A RATE OF 6o LBS. PER ACRE, OR 1 LB inch = 30 ft. E1f' z PER i 000 SF UNLESS SPECIFIED OTHERWISE. wet storage: SEE [LATE 313-1 COAREE A0WGAIE- CLASS I RRRAR w ClPG CULVERT PERT INLET PROTECTION 3.08 I ' wet storage required (cy) (67*DA) 120.6 1n z bottom of stone weir (ft) 517.73 J DD �� TEMPORARY DIVERS/ON DIKE 5.09 wet storage pro�ded at this elevation (cy) 120.6 0 slope of wet storage sides 2:1 0 ® Sediment Trap design #5 ' weir length (ft) (6xDA) 10.8 TEMPORARY ROW DIVERSION 3.11 NOTE: MEASURES INTENDED TO TRAP 1' VARIABLE SEDIMENT SHALL BE CONSTRUCTED AS A FIRS�f dry storage: bottom of trap elevation (ft) 516 drainage area (acres) (< 3 ac) 97 dry storage required (cy) (67*DA) 120.6 bottom trap dimensions: 14'x99' o STEP WITH ANY LAND DISTURBANCE ACT IT / ST SEDIMENT TRAP 3.13 trap volumes: ORGINN.CREST OF STONE WEIR YARARE \ crest of stone weir 519.0 top of dam elevation (ft) 520 elevation (ft) area (sf) wlume(cf) volume(cy) CR011ND AND SHALL BE MADE FUNCTIONAL BEFORE \ aLv. -- dry storage provided at this elevation (cy) 120.6 top width of dam (ft) 6' 520 326 0 0.0 UPSLOPE LAND DISTURBANCE TAKES PLACE[ SB SEDIMENT BASIN 3.14 \ slope of dry stcrage sides 2:1 top trap dimensions 31'X115' 3 522 1235 1,464 54.2 _ Y NUB e' , \ DRY STORAGE \ - 524 2541 5,162 191.2 OP OUTLET PROTECTION 3.18 �, _ A \ \ v v F- F- F- a . L«N - \ \V A V A v A z z z o 5 4 17 432.4 0 0 0 0.0 WETSTORAGE w w w FLIER cwlN omuna \ \ V A A A \ 12 RR RIPRAP 3.19 tE%GVATED) I \ \ \ \ \ / ` ` \ \ Z O O O s C KKIND / TS TS TEMPORARY SEEDING 3.31 LLcv / \ \ \ \\ \ \ ` s wet storage: •SEE PIAIE 3.13-1 COARSE AGGREGATE • CWSS I RII I 1 I wet storage required (cy) (67*DA) 132.0 \ \ \ \ \ i \ \ \ \ \ \ \ �"'♦ w N z z z 0 3 PS PS PERMANENT SEEDING 332 bottom of stone weir (ft) 523.14 V A \ \ z o 0 o w Q wet storage provided at this elevation (cy) 132.0 \ \ l \\ `\ 1 \ \ \ \ H o < rn rn rn w MU MU MULCHING 3.35 slope of wet storage sides 2:1 / / \ \ \\ \ \ \\ z Cf Cf � z = weir length (ft) (6xDA) 11.8 \ \ \ LU W 0 0 0 L� s TP ter. TREE PROTECTION 3.38 dry storage: bottom of trap elevation (ft) 520 ' ( I I 1 ¢ ¢ ¢ 2 dry storage required (cy) (67*DA) 132.0 bottom trap dimensions: 7'X81' I I 1 / crest of stone weir 525.0 top of dam elevation (ft) 526 / / 0 DC DC DUST CONTROL 3.39 / / dry storage provided at this elevation (cy) 132.0 top width of dam (ft) 10' + + slope of dry storage sides 2:1 top trap dimensions 31X175' BM + + + SOIL STABILIZA7ON BLANKET 3.36 -- A/OTE: DRAINAGE DIVIDESECTIO� S GREATER �I /� / i x / Ep,NE �- - / - / THAN 2% IN SLOPE SHALL BE WOODBURN - -- ACCORDANCE WITH X/ESCH STAADARDEDI WITH / / / / / \ / / h _- - - - \ / / / - IP - - _ - STATE ROUTE 659 _ i / �_X - X L X X \ - _ _ J _ _ _ 40' R/W NOTE: SILT FENCE SAFETY o - -- -- -- ------------ J-----I - �❑❑� -- X°FENCE, AND TREE PROTECTION- -- � � � - _ - � �H . - _� - � X X X �x � / � ;SHALL BE INSTALLED AT LIMITS. - - _-_-_- - ( CONTRACTOR STAGING AREA - / X_ S2z' ♦ o.4D/o i SF = OF DISTURBANCE. THSE ARE w N � � N N \ - - - - WITH FUELING TANK, DUMPSTER, / y ®®■ - / / FFSET FOR GRAPHICAL a o ° E ANDPORTA-POTTIES - - 5�99 / w/WIfFE 0 N v = SUPPORT PURPOSES. DRAINAGE DIVIDES o o i BARE MEASURED AT THE LIMITS / 544877 / �/ / / / / / / / i OF DISTURBANCE OR 7 �_� / � DIVERSION DI E. -PROPOSED LIMITS OF WASH ACK / / / / / DISTURBANCE (TYP.) - --- - DD -- -- \� = 2 - - - � o MIN - - - / a r w0 CE x7 N IE TRANCE SH BY THE Sig / / / - \ 542� - CTIO / i DITCH ALONG / o NOTE: CONTRACTOR TO \ 54oj _' _ / STRU TAINED M o _ _ _ / THIS CON AND MAIN FFIC IN THIS i ENSURE POSTIVE _ C I - TRUCTION EN NCE• / i o� i _ - / / IP NS TRA ���R ALL CTH 5 CONSTRUCT �N TR / o DE LINED WITH E TO- RAINAO ALONG 544 / �\ _ � r / /'CON ALLUJILIZ / , / i JUTE (� - o DIVERSION DIKE 542 - - - I I / / / w / i0.5%� `5�8 - - - i \ \ 536 / / / / AR/1 p- / / / / o/ , � TS T i/ / C7 > PROPOSED TEMP RARY / ❑ / / / / ^ IP . j1 / o 534 \ \ \V / STOCKPILE SURR UNDED / / / / / RAINAGE DIVIDE (TYP.) CV o TP - - \ / - - - - - \ / / BY SILT FENCE - w N / 0 \ / , - - CONCRETE WASH / / i_ /���/ `^ / / / CD OUT AREA/ 18. DD 'S / o / \ MU \ i DC / / J C\I / NOTE: CONTRACTORTO _j z o _ - - i _ - z y - _ / ENSURE POSTIVE 532 _ - - ` _ - AREATOSEDIMEN TRAP=1.97ACRE5 _ _ _ = *- - -h_ /_ - - / // / o / \ ----/ j x DRAINAGE ALONG J PROPOSED LIMITS, �`� _ - _ = = - _ - _ _ _ - \ - - - _ _ - - = _ -L" R/W DIVERSION AND DIVERSION DIKE / / IP i �/ / / [VERSION DIKE W OF DISTURBANCE (TYP.) - - _ - - - - _ - _ - - _ - - \ - - TO SMALL SEDIMENT TRAPPING DEVICE- / ` - --- wlakE#Ji _-- / / �� BM 520 5•y8 /516 o FOR CONSTRUCTION ENTRANCE 153% - IP - ` v / / , / i i i 516 / / / SAF i i _ / ❑\ \ AREA TOSEDIMENTT AP=1.8AC ES i / - \ , V � � - - _ - ' � � � / / / i 14 99 5g� 520 VQ � � � / / i � � - SAF 529.0 528 / I V A V / / / '� F- DITCH ALONG - / - / \ \ /\FLOW DIRECTION \ , / / Q p ' / / V) z 3 DIVERSION DIKE TO - / \ ARROW(TYP. \ - Tfi - -, / / // -TEMPORARY 18" CMP PIPE - DIVERSION / / TS i x % ' - O j O O = 26 LF Qa z.00%, 11=510.16, TS i J = U a BE LINED WITH i o PRIOR TO CONVERTING 5B1 TO ST MU 10=Sog.64) t= . \ JUTE ♦ / \ \ \ 5, /- - - - / i / / i � . i ♦ _ SEDIMENT BASIN TO BE DEWATERED / _ Sz1, /Y Q MU / \ \ - / - AT THE TIME OF TEMPORARY SEDIMENT / 6 / I� ° \ 13 3°� //- A AND DEMUCKED/CLEANED OUT 1 / / - -' / / 4 8/0 �� _ . x -YrX I z � � � �_ - � ♦ j / DC \ \ \ \ � DC / / / / � �-TRAP'S REMOVAL, THE CONTRACTOR � � � � Sz � � X w S `\ SF - ♦♦ 1.5°/D T V \ -A �TS - ` �534 533.9 / / / SHALL REMOVE THE TEMPORARY PIPE /ti °io / / / XX�� - ♦ / \ \ \ - / / i - CONNECTION INTO PERMANENT STRUCTURE/ 7 / S�5.8%X \ U PROPOSED FENCE \ V A 7.89a / i - IF \ w/ WIR \ - ♦ AROUND SEDIMENT \ \ \ _ ❑ 4 , / / / / / - - _16 &COMPLETE THE INSTALLATION OF THE L� / � /%7• O 0 o \ SUPPORT IP \ - - J ♦ TRAP 532.0 / / / / / - - STRUCTURE.. _ - ■ / / \ \ LL I Z 0 LL 5 5 - -- \ 3° �� .' - X IP ... / • n �8. � - ..x.. S". y ` 5 ARE TO SEDIMENT x x .. X 27.0 / \� /"/- J -�- w xxxxxxxxx X,I / ^ X \ \ RAP = o. o ACRES , , x . . ; ; ; 5�4 _ TEMPORARY MANHOLE _,-- - �� / \ - / - W O z i ' "-� \ ` PLEASE NOTE: SILT FENCE AND SAFETY FENCE O �_ Rwo I TS 7 5 =x = � % . - . --TEMPORARY 00% IMPoPIP6E i _ � \ SIDEWALK TO BE >/� - \ / F- ~ z z ��� \ \\ x - - (35 C 5 4 ROM THE DEW / / \ / / O J - _ _ -- I �5 FINS RETAINING WALL. _ - - \ (n \ 516 0.6% ♦- su , i0'WIDE .- .�y .� �� -.� AT THE TIME OF \ -� ���� / k ��►iT- ❑ / ���� �_\\� i� o / \ \ S x x .♦ O x ...... x - _ - x - _/ = -1 - --- TRAP'S REMOVAL, HPEOCON CONTRACTOR - \\ j _ - �i 7 W O ' - P _ �x ` `: _ _ X X X-X- _ SHALL REMOVE THE TEMPORARY BARREL �L /" // % /I \ \ \ �1z'x7o' MIN. CE - - - _ --_ - - _ / �' i / .. ,- i = - .. x .- --- X X ' N - 1 �cA CONNECTION TNT- PERMANENT STR z / / / / / / / / ❑x \ \ \ \ r i w o WASH RACK IP %1� 90 ®F.... / ...... , - - COMPLETE / - / // ' ' - xXxX IP \ L x.XDAM.x...,,`,x �,.-�'_� \\� � \ ��'C��E ON OF STIR. �/ ��/ i� i�!X❑ \\\\� III Q � \ �� & INSTALLATION I - - ❑ R/W DIVERSION AND --- \ - �- \ ♦ / CD 0 DIVERSION DIKE _ t - x-x-X- --- --- AR DRIVE \- - \ - x L - j j i j 1 TO SMALL SEDIMENT X-X- / I \ \ \ Rwo 6t-,�t BERKM TRAPPING DEVICE W I \ \\ f \ JI I • --�" _ _ STATE ROUTE 1403 � _ _ � �` ♦ � � � � / � � �� ❑ - ❑ VARIABLE WIDTH R/ `FOR CONSTRUCTIONENTRANCE , n IP _ - - IP \ % , / / �i // j ' ��\ I / l 1 \\ I / ✓ \ \ \\ ( \I 1\ \\ / // i o �_ r AT THE TIME OFTEMPORARY SEDIMENT _ TRAP'S REMOVAL, THE CONTRACTOR_ _ _ _ _ - - - - - \ \ 1 \ / I `\ ( / I \ I \ / \ ULu °o SHALL REMOVE THE TEMPORARY PIPE -------------' ----- \ -�� \❑ \� \\ \\\\\ \ \I /// / \\I \I \\ ` \ `` \ O / ---- -- ---- X \ \ \ I v CONNECTION INTO PERMANENT STRUCTURE - - - - I\I X \❑/ )\/ v❑�/ / //J �/ /I/ / / /\ �// \i / '\/ r r \/ � �//>/ // /// //� //\ / / \ /\ l/ \/ // / / I / \A I I II I \ I\ \ \J/ I V .I I I I I \��/ \\ \ \ A \ \ \ A \ a II 7 &COMPLETE THE INSTALLATION OFTHE t Ip JOB No'. STRUCTURE. CONTRACTOR SHALL PLUG - - - ------- - - -- - -� HOLEIN EXISTINGCURB INLET WATERTIGHT. 202196 -- -- __ - SCAE TEMPORARY iS"CMPPI-------- TO EXISTING CURB I_30 I (29.15 LF Q4.67%, 11=516, MHSHEET NO. 10=5100) 6 soNoCn EROSION CONTROL * NIIOOKEROSION CA EDIMENT CONTROL HAN * Sediment Trap design #4 528 / \ ® ® •® v ® ®\v ® ��® ®' ® /� TH 0F�� SA moo- SAFETY FENCE J.01 - - r vARvaF - drainage area (acres)(< 3 ac) 0.11 cna,Ro I CE CONSTRUCTION ENTRANCE J.02 p �� CREST OF STONE WEIR / \ \\ \ /'/ trap volumes: oeauR E IPo / �� elevation (ft) area (sf) wlume(cf) volume(cy) EEE¢ ; . \ ' j \ \ j / / SCOTT R. LINS Z 520 36 0 0.0 o \Sz6 --- \ O - CR CR CONSTRUCTION ROAD STABILIZATION 303 ;___ � \ --- -- --- - U No. 35791 522 204 217 8.0 / _ DRY STORAGE - q? VMuffi£ � SF y SILT FENCE J.05 524 500 S99 33.3 V V �� // P / / �po� 4/18/22 0 0 0 0.0 / Teti z 0 0 0 0.O WET STORAGE SZ(A \ \ \ \ 1 \ \ --\ \ '� IONAL lP STORM DRAIN INLET PROTECTION 3 07 T STOR G .• .«x. / Pe1ER cEOTN aaclu,u IP IP EEEV \ i W ClP CULVERT INLET PROTECTION 3.08 wet storage: P / / N •SEE %ATE 3.13-1 GOA25E AGGREGATE �' CUSS I RIPRAP wet storage required (cy) (67*DTI) 7.4 z DD -� TEMPORARY DIVERSION DIKE J.09 bottom of stone weir (ft) 521.83 az / o wet storage provided at this elevation (cy) 7.4 V / ® slope of wet storage sides 2:1 TEMPORARY ROW DIVERSION J. � � A � c weir length (ft) (6xDA) 0.7 - ----- -------- - - - / - - dry storage: bottom of trap elevation (ft) 520 ST SEDIMENT TRAP J. 13 / dry storage required (cy) (67 DA) 7.4 bottom trap dimensions: 4'X9' crest of stone weir 523.0 top of dam elevation (ft) 524 - - SB O SEDIMENT BASIN 314 dry storage provided at this elevation (cy) 7.4 top width of dam (ft) 6' IP �rz6 - 24 22 slope of dry storage sides 2:1 top trap dimensions 22X25' OP OUTLET PROTECTION J. 18 / / / / /NOTE: SLOPES - IPloos z z z a I / - 6 " \ I \ / / / ) IP - - - - _ -i _ - - - ✓ - - STA.Or00 SOBW 5 Z Z Z J a / / A/ v voTw/6G w w w Q RR RIPRAP 3.19 `, \ NOTE: MEASURES INTENDEDTOTRA�- f / I IP SI / IP N508RW 522.0Tw z z f f f > s GREATER THA 1ISHALL BE - - 8.0BG 0 0 0 SEDIMENT SHALL BE CONSTRUCTED AS FIRST 3' - - 0 0 0 a PLANTED WITH NATIVE STEE SLOPE MIX WITH 514, 516.OBW V) TS ---�- TEMPORARY SEEDING 3.31 \ STEP WITH ANY LAND DISTURBAN E AC VITY / / / \ \ - o 0 0 J AND SHALL BE MADE FUNCTIONA BEFOR / / ANNUAL RXEGRASS BY E"ST CONSERVATION _ _ � � a y __ / / SEEDSiAT A RATE OF o BS. PER }ACRE, OR i LB BERKMAR RIVE \ \- � � O Co z z z 0 3 OUPSLOPE LAND DISTURBANCE T PLACE ` - - / OTHERWISE. d - wp 5s6 -- \ w MU MU MULCHINGNT SEEDING 3.35 \ / / PER 100o SF UNLES SPECIFIED _ - _ STATE ROUTE 14RI 0 0 0 0 w a N ; / I 1 / / / / IP - VARIABLE WIDTH RAW \ _ H Ln Ln F 1n 0 Ln Ln o / 1 - - - IP > z owc owc owc z_ _ TP TREE PROTECTION 338 V - - v v v ' / l - - C°- - - - - - � 0 0 0 w o DC DC DUST CONTROL J. V / / / - - - - _CONTROL_ PLAN PHASE I I IA - ° o ' [� T - BM + + + + + SOIL STABILIZATION BLANKET 3.3s ' `O S I S E D I M E N I -o GRAPHIC SCATE- I_ / / \ 0 p o 151- 30 1 60 1z0 / p � (IN FEET) _ ODBU LANE � / NOTE: DRAINAGE DIVIDE SECTIONS GREATER / / 1 inch = 30 /t. /' \f I / ' / V V O OUTE 659 IP THAN zO/o IN SLOPE5HALL BE TABILIZED WITH _ / J / X , CONTRACTOR STAGING AREA STATE R R W y / -� - X X _ _ i - - ITH FUEL NG TANK, DUMPSTER, AT 40' --- NOTE: SILT FENCE SAFETY o 1��9RMWATER_,C VEYANC CHANNEL IN / -�" �/X- Xo X- X oX I y� x�� X- -- i-- _--W I / / c ACC-0WITH-SIAPIDARL� Sat -� - - - - - J- - - - -I - = - - - !_ AND PORTA-POTT ES / FENCE, AND TREE PROTECTION o --- - ----- -- -- -- ---- y1JM - - - - - �H� l / / SHALL BE INSTALLED AT LIMITS ( - _ RE / SF �� OF DISTURBANCE THSE A w N N N N N CD CDCo - / / / / w/WARE PURPOSES. DRAINAGE DIVIDES o N a / - - - - - - - - - - - - - - - -- - _ -- -- NOTE: CON RACTOR TO T / ARE MEASUREDATTHE LIMITS - ° _ o N IP w ENSURE POSTIVE / / OF DISTURBANCE OR DIVERSION . x-x-x-x x x x-x x-x-x- _ � q DRAINAGE ALONG DIV ON DIKE / DRAINAGE DIVIDE (TYP.) 'x7 MIN AR SEDIMENT TRAP=omACRES _/ � - -- -- / - 'MIN. CE - -- --- - - PS ^0 ,. 0 I / T TE: THIS COf�STRU TION 1=NTRA'NCE S ALL B'� 5, � Z G, /A TO S EN / � o / -- - - - IN TALLD, OPERATE , ANDIMAINTAINE BYTFf',E S�r'� �� PROPOSED E AROUND PROPOSED LIMITS OF 3 ✓VA H RAC FENCE / CIO V / 12 Sod �� C NTRA�TOR. �LL C NSTROCTION TRAF IC IN THIS r DISTURBANCE = 5.13 acres C 7 �rSEDIMENTTRAP / O7 _ 0 � z / AR A SHALL UTILIZE T IS CONSTRUCTION ENTRANCE. - 0 LU J > I /OF DAM o I / I TP r \ = w = N / / N CRETE WAS �� O o ♦ SS v / C S 00 o 4 _ / 7 OUT ARE 534.0 / / ry,/ // /" o ° �cn / I - --�/' /^ / / / / / PROPOSED LIMITS Rwo ''y Rwo I /'y / / / / J / _ _ / J \ \ ALLEY h / j / IPI / OF DISTURBANCE - i N N h / _ _ - - rFs \ \ (28' PRIVATE ACCESS EASEMENT) f - - - _ .1 r _-- - - - O - - �F- WMH J ' - - - J R DIVERSION AND DIVERSION D KE 'l - / J o 5 3 acres \ _ _ _-- - F s - � a jT0 SMALL SEDIMENT TRAPPING DEVICE �, , ' - / / / � / J 30 V - 5 FOR CONSTRUCTION ENTRANCE /' V / a � ' \ I l ) _ 'I • -I- - _ - \ I 1 - i - 'I 1- - 15S r' TEMPORARY 18'� CMP PIPE - / z6 LF z.00% 11= 10.16 / v� v IP ( 5 , --- ------------- / \ AREA TO SEDIMENTTR P=1.79ACRES / 526 XX Q o AT THE TIME OF TEMPORARY SEDIMENT X X I Z TRAP'S REMOVAL, THE CONTRACTOR �' W L' TS SHALL REMOVE THE TEMPORARY PIPE / P _ U = Lu v v I PROPOSED FENCE V A - / / /�/ \ CONNECTION INTO PERMANENT STRUCTURE v Sz v Uj / AROUND SEDIMENT V A --- ---------- � ` - / �- 16 & COMPLETETHE INSTALLATION OF THE / / � IP N IP \ / � o v v SU PIORT\ \ I IP 4 IP DRAINAGE DIVIDE (T P.) A\ TRAP V A TS / 1 0o STRUCTURE.. - �' / X-- X�X X� \V = � Q Lu ---------------------------- �x x „ \ \ $22 ... . "z$ x . x 53o x , x - �� o I X X x x X ♦� IP U Q .x.x Z v / x - , x / v - - - - i ,--' - , �l 0 PS ILL - - - - - - _ Jp ' LUl \ - MPORARY 18" CMP P PE - - - _ - - \ / 0 IP x ` " ` (35 LF Qa 8.000h 11=504116, " PLEASE NOTE: SILT FEN AND SAFETY FENCE TO ,> \ O z - ------ ------ - " ' x - - \ E INSTALLED AT BACK OF SIDEWALK TO BE i - _ - \ \ / IP , .. x� .� - - - -" _ - - 1 i - -- P T 5' FROM THE RETAINING WALL _ _w , ' X � _ \ �\ i/mil / ~ o �x�l - --- AT THE TIME OFTEM ORARYSEDIME �� / i !►/T- i % I yY ` -x-= - - --- - - TRAP'S REMOVAL, THE CONTRACTOR _ \ G � �- -'��� ' \�\� \ I I I LL( O '- Ip X X X \ ♦ SHALL REMOVE THE TEMPORARY BARREL 12'x70' MIN. CE IP _ X --- j j i / _ - 1 c CONNECTION INTO PERMANENT STIR. z -�� ��> \\\\ \\ \ r I I i / / ( �/ w o IP Stg - - --- - \ d & COMPLETE T=E INSTALLATION OFF ' / // ' %X T \ \ \ Q > WASH RACK IP - ♦ - _ I - > R/W DIVERSION AND _♦ _ - _ / �� / )III c ----- /% 1 DIVERSION DIKE - -------- RKMAR DRIVE -� %' / /' ' %' / / ^ j I I O TO SMALL SEDIMENT - 6 \ BE • - -� / ' / Xi'� \ \ l \\\\I \\\ TRAPPING DEVICE WD 51 _- _----- - - STATE ROUTE 1403 _ -� ��\ / ♦ / ; / ' , R - r I 1 \ \ \\ / N - VARIABLE WIDTH RAW FOR CONSTRUCTION- �� ' IP \ / / /'erg l \\\ /✓\ \ \\ ( \ // / ;ENTRANCE \ \ / / / / �� / i / \/ / I \ I ✓ /' c I l yATTHE TIME OF TEMPORARY SEDIMENT - / -� _ \ \ 1 1 / ( 1 / \ I \ ( / T \ \ \ \ E TRAP REMOVAL, THE CONTRACTOR_ _ _ - \ \ I 1 ! I / 0 a _ \ l l I ` \ SHALL REMOVE THE TEMPORARY PIPE / _-�------------ -__-_- \ X\� \ \ \ \ \ I I 1 I\ , / / 1 \ \I w w ? CONNECTION INTO PERMANENT STRUCTURE - - - - - _ _ / �- ----------- --- - - - - - - ------ \ \ \ \ \\ \1 /� / \ \S 0- m &COMPLETE THE INSTALLATION OF THE -- Ip --------- ------ -- �- --� - ----------------X�X� \\ \\ \ \ \ I I \\� \ ; JOB NO. STRUCTURE. CONTRACTOR SHALL PLUG 3� / - - - - - - - - _ - - \ \ I I I HOLE IN EXISTING CURB INLET WATERTIGHT. = ' / / - _ _ _ - - \ \ / I \ 202196 -- � --------- --- -- \ % / // / r ///1 / I V I \v A SCALE TEMPORARY 15" CMP PIPE / - - - - - - --� / �-- ----- �--_-- -/--- - -- - TO EXISTING CURBI/ I I - 30 a(z91a 4.67%,I= 6, \ \ SHEET NO.Q0 m fi�i- ---- 10=510.00) 7 _- PRE -DEVELOPMENT SWM PLAN: , / /// / / / _ v v v I v�=y I y vv�� _ POST-DEVELOPMENTSWM PLAN: "$o=m 5 / / \\ \ \'ate`\ I \ \` \\ mN \ =5 SCALE ' / \ o / i / / / \ 1 I \ \ \ \ \ \Fo � � I ` � 9°\��3p •. ;- )1 i SCALE i"= o' / �/ // / I j \ \\ \ \ \\ \ ` `. 48 ��\. E1 0 TE �OUN9ARY FORHE \ 1 \ \\ \ \ \ \\ \ \\ s° \ sse` ysc\94_ "\� ` TE.BOIIND/CRY FORHE \ 1 I \\ \ \ \ \ \\ \ \, s° \ 4sa` 4se 9w �\r�� l✓//�j SUBAREA F PROPOShD �IMI OF V 1 V A \ V `sue° ° VA `� / \� PROPOSED LIMITS OF V 1 V A \ V 0.08 ac. DISTURBANCE (5.13 ac.)-IS - \ \ \ \ \ \o, \ \ \\ \ \ \ _= DISTURBANCE (5.13 ac.,)-1S - 1 � \ \ \ \ \ \ \o° `` \ s°� \ I I =o CN=61 \ 1 \ \ \ \ •rr `r°8 \ \ \\ \ \ �` 1 1 I \ \ \ \ .r� s°8 \ o= LIMITS OF USED TOrD FINE THE \ \ \, s', ° \ \ \ \ \\\ \ x=gym USED T9 D FINE THE \ \ \s ,2 ° sag X ��m ANALYSIS FOR BOUNDARY FOR THE VRRJN _ sus \ \ \ \ \ \ �i E BOUNDARY FOR THE VRR_ M_ s, 'F. �/ �� „ SUBAREA F ALONG / / I \ •ra \ \ \ \ yz~ \ zS=m� 1 s °• 1 \ 1\ \ a�z�OWNSTREAM EDGE / NV 4TER QUALITY s 8 \ \ \ \ / NVATER QUALITY \ 16 \I o \ \ \ \ �o / \I s,o ° i \ \ A FP / \ - � - ' � ,r � \ \\ �.� OF DRAINAGE AREA -. - AI�CULATIONS, TYP. I / / LU 1�4 I� / o / \\534 SUBAREA G 1 (D RAINAG EE AREA"TO II DOWIGSTREAM ROAD DITCH) ka 00'16 ac. 4 CN=80 Tc=0.10 hrs. �X fly{ I I I I\ v I I) nF Fiw I II �m J 1 \ -o - - R X F \ X I \ �I I y / FN4 r SUBJECT Ii� PROPERTY, / TYP. / / / . SUB ARFA.TO EXISTING CULVERT=1.22-AC CN�67 \ /TY=12.6MM�� / Tc=,0.21 hrs. 54'OF-OLFw/AELEV.-i \X lu 69o'OF CONC- F�OW W/A ELEV.=ig' Pre -Development Impervious Area Summary Subarea A, Water Quantity Building/Structure 0 sf Sidewalks/Concrete 1,700 sf Roads/Driveways 5,500 sf 7,200 sf Subarea B, Water Quantity Building/Structure 0 sf Sidewalks/Concrete 0 sf Roads/Driveways 2,360 sf 2,360 sf Subarea G, Water Quantity [Building 0sfarking Areas/Roads 3,420 sf dewalks &Concrete 0 sf 3,420 sf S BA E F \ \ \ \ \ \\ \\\\ / \ \ E, - C�AI�C ILATION$, TYP. --- S° o \:,N, s\ / \ \ \ (SHEET LOW LI EAMbF / / \ v' / LIMITS OFANAI�SIS� \ �\ \ \ \\\ \ \\ \ I \ 6.45 c. \\\\ \11�1 _ / O - - - 1 r Yc=oCs3'rs FO>,� \ � L\F w/p EL€V. Q/ 1 r\\\\\ \\\ \ / �� / / / / // _ FCOW�LE553' v/A V: \I\ v v v A � V .•.� \ r o \ � 1 ' \ _ z \\\ SUBAREA E _ - // / \ 0 - - \ \ s \ \ 1 i \ EETFLOW TO DOWNSTREAM - , \ / /'- \ 1 00 \ ; `; \ \\ \ \ \ \ 1 1 \ \ �\ \\ INLET OUTSIDE LOD) �_ _� / \ cEsstsm sz6 \ \ ` \ \ \ 0.98 ac. // / - / \ \\ o sr va1vA 1$ _ _ o - s 1 \ v ' \ \ SU E �� \ \ 1 1 T 1 \Vv \ �\ \. Q�� \ \ 0� \ _ / b--� s -� 1; SUBAREA E \ 0.19 ac. � 3��c.v-CN=59 ----- - /� / - VAA\ 1� 15 _ � � �, � A --- - \CN=61 LIMITS OF AA \ VANALYSIS FOR -- ��__ J 1 a 1A V A SUBAREA E ALONG _ \ \ \ " DOWNSTREAM EDGE \ \ OF DRAINAGE AREA �\ \ \ \ \ \ \ \ �\ \ \ \ 1 1\ \\\ / \ vm4 ��` /'' =%% - \ `' 11 1 1\ \\\ LIMITS OF 1 \ / LIMITS OF 1 �o; I �� e \I 1 �_ \ _ __ ' <= 530 \'-\ e \ V ANALYSIS FOR y � I I $ \ V ANALYSIS FOR / a' � \ \ THIS E - �p5_,, \ �4 \ �I,gl �v�(\ -, � �' _ ._� l� `\ '�'` m � �,� .I d- � \\ SUBAREA A/ 1 \\ DEVELOPMENT -- / / i / 20 .. s i / // V I & // A E E A 538 \\ z o�oLF l l v-d.5i POkTION dFS�IEETFLOW \I S3� - �wo�l �� \AA\ VAw \ / 1 1 IS INCLUDED IN v v _ _ �� 1 / LIMIT OF / �� \ T - .ao hrs `r '^ _ A ' yv� FL_ II II I SUBAREA EDRAINAGE - _ _ I 1 1 �/ \ \ \ ANALYSIS FOR X \ z6 F C'ON�. FLOW 149' 1 I Tc-o.io hrs. I I I AREA \\ ioa OFOLFw/AELEV. o.5 ®� - °� 1 / / / \ \ SUBAREAS H & D \ SUBAREA _ l � 1 VA�/-\•VAS V � �� -�-_- i6i OF CONC. FLOW WIA ELEV. z I :_ � _ _= 53s ,�+ � _- -- Cf�-a V A / / \ �� v vA \� s _ 0. 4 - 888' CHANNEL FLOW IN PIPES Qa 6.35 ft/s- 4 _ _ - \ \ \ , �' \ � l64 \ 1 \ \ \ \ \�''�/ � // / \ \��� �� _ � S�16AR A A- S' 4.52 ac. CN=86 \ I \ �PLEA$E SEE SHEETS X \ - -_- _ - rB&r i p X / / 12 & 13 FOR � \ 5 f 15 \/ ® Tc=0.10 hrs.- INLETS 7 I I DRAINAGE AREAS TO` INLETS ALONG _ BERKMAR DRIVE \\ - v \ I - -- a X j v i \ M`i 111 II OR r �- 3 mm o eff 'SU REA D (SHEETFLOW TO DOWNST(2EAM ) I III / X / INLET) OU 51[)EIL 1 ¢ 3 I III X v A 0.6 ac. IIII ill A� �G< v v vv A X o; 4<% X / 60 CN \ \ �' \ i i I // I � -- \ I ' s�o------------- A - - / .0 te C6� SUBJs \ T 3att -z5-- � I ' l ` / - yl�u Q N Q II IIIIIIIII \ J Il N m 'SUBAREA D 5 4, I I I I 0.26 ac. o, CN=65 / 1 � I II / I Ss'Rc I �4.5os rN I\ V - \ zyOFOw�A ELEV�ETYP. 94'CFLwr9ELEV.a3z' `r4 slF y / o- - m SUBAREA H \ ! \ 0.16 ac. 79 _-_ 4F� e 41P, �o ) r SUBAREALO EXISTING -- j 10 I ( / �F / m I II I CULVERT = 1.21<C �� 8 sa I 1 \ CN-67 TC=12.6 M11V v vim`«' / / / / i"/ / / / A�I�v ��� III �11� / �\ IIII ■ v v ��� I / h/y / / / �� aII �II� / Tc=o.zi hirs. . I F� 54'OF-0LFw/AELEV.=i 69o'OFCONIC­F OWW/A ` • T oy l I I l / / i Post -Development Im ervousArea Summary / 5�tz / / / / / / / is°a \ I� 111 1 11\ I� ELEV.=i9' V A A P P y I� 0 \ Post -Development Impervious Area Summary Subarea H, Water Quantity J 0 /l// 111 1 � Subarea A, Water Quantity Building 0 sf Building 59,380 sf c / \ I \ \ \ \1 \ k/ \ I I • Parkin Areas Roads 10,890 sf Parking Areas/Roads 2,805 If g / Sidewalks&Concrete 560sf �j� Sidewalks & Concrete 61,100 sf 3,365 sf Pre -Development Impervious Area Summary Pre -Development Impervious Area Summary Post -Development Impervious Area Summary 131,370 sf Subarea D, Water Quantity LOD, Water Quality Subarea J,Water Quantity Subarea WaterQuantit LOD, Water Quality � y Building/Structure 0 sf Building 59,380 sf Building/Structure 0 sf Building 0 sf Building/Structure 0 sf Sidewalks & Concrete 12 090 sf Sidewalks Concrete sf Parking Areas/Roads 300 sf Sidewalks/Concrete 1,100 sf / Sidewalks/Concrete 0 sf Roads/Driveways 0 sf Roads/Driveways 9,800 sf Parking Areas/Road 64,100 sf Roads/Driveways 9,100 sf Sidewalks &Concrete 910 sf 1,100 sf 9,800 sf 135,570 sf 9,100 sf 1,210 sf Subarea E, Water Quantity CHANNEL& FLOOD PROTECTION SUMMARY Building/Structure 0 sf Sidewalks/Concrete 0 sf Roads/Driveways 1,000 sf 1,000 sf aL GRAPHIC SCALE 25 so 100 ( IN FEET ) 1 inch = 50 ft. Pre-Dev. Post-Dev. Method of 9VAC25-870-66 Method of 9VAC25-870-66 Method of 9VAC25-870-66 200 Subarea Subarea Channel Protection Compliance Limits of Analysis for Channel Protection Flood Protection Compliance J PROPOSED STORMWATER MANAGEMENT NARRATIVE FOR THE PROJECT: rr,77 lIl OF T` OVERVIEW: THE PROPOSED STORMWATER MANAGEMENT PLAN COMPLIES WITH PART 1113 ^� v,� REQUIREMENTS TO MITIGATE IMPACTS FROM THE PROPOSED IMPROVEMENTS. SUMMARIES OF THIS COMPLIANCE CAN BE VIEWED IN THIS VSMP SET AND IN THE Q ACCOMPANYING STORMWATER MANAGEMENT CALCULATIONS PACKET. SCOTT R. LINS`7 O STORMWATER QUANTITY: U No. 35791 .'n CURRENTLY ALL OF THE EXISTING IMPERVIOUS AND PERVIOUS AREAS WITHIN THE PROJECT IU EXIT AND AREAS �,,/jO� 4/1H/22 l�4' PROPERTY CA TURED.THEEP PROPOSED PLAN WILLCHANGE THIS AND WILL �`r'S'IONAL CAPTURE THE MAJORITY OF THE PROPOSED IMPROVEMENTS. THE CAPTURE AND E�O� DETENTION OF THE MAJORITY OF THESE IMPROVEMENTS IS REPRESENTED BY POST -DEVELOPMENT SUBAREA A, WHERE AN UNDERGROUND DETENTION SYSTEM ATTENUATES THE RUNOFF. CHANNEL PROTECTION IS MET VIA 9VAC25-870-66 SECTION B.3.A. FLOOD PROTECTION IS MET VIA 9VAC25-870-66 SECTION C.2.6. SUBAREAS D, E, F & H REPRESENT DRAINAGE AREAS THAT SHEETFLOW OFFSITE TO EXISTING STORM SEWER INLETS ALONG BERKMAR DRIVE. THE VOLUMES FROM THESE AREAS ARE ANALYZED TO MAKE SURE AN INCREASE IN VOLUME DOES NOT IMPACT DOWNSTREAM AREAS VIA 9VAC25-870 66 SECTION D. SUBAREA HIS A NEW ONSITE DRAINAGE AREA CREATED BY THE ENTRANCE TO THIS DEVELOPMENT AND AS SUCH STORM SEWER COMPUTATIONS OF THE EXISTING PIPE RUNS EX4 TO EXI. ARE PROVIDED TO SHOW THAT THE 10 YEAR STORM IS CONTAINED WITHIN THE EXISTING UNDERGROUND STORM SEWER SYSTEM. AS SHOWN IN THE CALCUATIONS PACKET, AT STRUCTURE EXI., THE CUMUATIVE VOLUME OF SHEETFLOW IN THE PROPOSED CONDITION IS LESS THAN THE CUMULATIVE VOLUME OF SHEETFLOW IN THE EXISTING CONDITION, SO THE ANALYSIS ENDS. PLEASE SEE SHEETS 12 & 13 FOR FULL DRAINAGE AREA DELINEATION TO THESE INLETS. IT SHOULD BE NOTED SUBAREA 3 IN THE EXISTING CONDITION IS RUNOFF CAPTURED ALONG WOODBURN DRIVE AND ROUTED TO THE SITE VIA A 15" CMP F- F- F- CULVERT. THE PROPOSED PAN CAPTURES THIS DRAINAGE AND ROUTES IT w w w Q THROUGH THE SITE. AS THIS IS OFFSITE AND UNDISTURBED AREA, THE Z O O O IMPROVEMENT FACTOR FOR CHANNEL PROTECTION DOES NOT APPLY TO THIS AREA. THIS AREA IS ADDED TO BOTH THE EXISTING AND PROPOSED ONSITE O a OV O O 10-YEAR FLOWS FOR THE PURPOSES OF FLOOD PROTECTION. SEE SHEET 13 FOR U cc E � � � , FULL DRAINAGE AREA DELINEATION. Co Z Z Z of O W O m > PLEASE SEE THE ATTACHED STORMWATER MANAGEMENT CALCULATIONS PACKET VJ O O O F FOR ADDITIONAL DETAILS PERTAINING TO THE STORMWATER QUANTITY z0 .a. u) U) U) COMPLIANCE. n � Z W W W Q STORMWATER QUALITY: Lu THE STORMWATER QUALITY REQUIREMENTS FOR THIS DEVELOPMENT ARE MET Q Q Q THROUGH THE BEST MANAGEMENT PRACTICE OF PURCHASING NUTRIENT CREDITS. A MINIMUM PHOSPHOROUS REMOVAL RATE OF 5.56 Ibs/yr IS REQUIRED. THE DEVELOPER WILL PURCHASE NUTRIENT CREDITS PRIOR TO THE ISSUANCE OF A AND DISTURBANCE PERMIT. PLEASE SEE THE ATTACHED CALCUATIONS PACKET AND THIS SHEET FOR ADDITIONAL DETAILS. General Construction notesfor Stormwater Management Plans i. 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. z. Pipe and riserjoints 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 notto take place until the site is stabilized, and permission has been obtained from the erosion control inspector. Method of 9VAC25-870-66 Limits of Analysis for Flood Protection A, B. C, G A Section B.3.a (Energy Balance) N/A (Energy Balance Satisified) Section C.2.b (10-yr. Post Flow < Pre Flow) N/A (10-yr. Post Flow < Pre Flow Satisified) DD, E, F D, E, F ISection D (Sheetflow) N/A (No Increase in Volumes) ISection D (Sheetflow) N/A (No Increase in Volumes) H ISection D (Sheetflow) N/A (Flow is captured in Concrete Pipe) ISection D (Sheetflow) jPipe Runs EX2to EX1 (10yr contained within Pipe) '1 N V 0 0 ti eM TM V! N M N O (3) (N N LU J LU O LU Y F_ U) LU LU LU (Q V n CV z z Q 11 LLJ U) �LLJ V ~ z (Q W G2 J C = W z Q I..L O O U � U .w-, ul O a JOB NO. 202196 SCALE 111=Sol FACILITY INSPECTIONS DURING CONSTRUCTION: CONSTRUCTION INSPECTIONS ARE CRITICAL TO ENSURE THE UNDERGROUND DETENTION SYSTEM IS PROPERLY BUILT. BECAUSE THE TIMING OF THE INSTALLATION IS DICTATED BY THE CONTRACTOR, THE CONTRACTOR SHALL BE RESPONSIBLE FOR CONTACTING THE ENGINEER, COUNTY INSPECTOR AND CONTECH REPRESENTATIVE PRIOR TO INSTALLATION. CONTECH, OR AN EQUIVALENT PIPE MANUFACTURER, SHALL BE CONTACTED WELL AHEAD OF THE CONSTRUCTION START DATE TO ENSURE ADEQUATE LEAD TIME FOR MATERIALS AND DELIVERY. MULTIPLE SITE VISITS AND INSPECTIONS ARE REQUIRED TO BE SCHEDULED BY THE CONTRACTOR, WITH THE ENGINEER, COUNTY INSPECTOR & PIPE MANUFACTURER, DURING THE FOLLOWING STAGES OF THE UNDERGROUND DETENTION SYSTEM CONSTRUCTION PROCESS: i. PRE -CONSTRUCTION MEETING 2. INITIAL SITE PREPARATION (INCLUDING INSTALLATION OF PROJECT E&S CONTROLS) 3. EXCAVATION/GRADING (E.G., INTERIM/FINAL ELEVATIONS). 4. WHEN THE DETENTION PIPE SUBGRADE IS READY FOR PIPE CONSTRUCTION, BUT BEFORE STONE BEDDING IS INSTALLED. 5. AFTER STONE BEDDING IS PLACED AND COMPACTED, BUT PRIOR TO PIPE INSTALLATION. 6. AT THE TIME OF THE PIPE INSTALLATION. 7. AFTER PIPE INSTALLATION, BUT PRIOR TO PLACING FILL OVER THE SYSTEM. 8. FINAL INSPECTION (DEVELOPA PUNCH LIST FOR FACILITY ACCEPTANCE) PLEASE ALSO SEE BELOW, UNDER FACILITY MAINTENANCE, FOR REQUIRED INSPECTIONS AFTER INSTALLATION IS COMPLETE. FACILITY INSPECTIONS & MAINTENANCE AFTER CONSTRUCTION: THE FOLLOWING MAINTENANCE TASKS SHALL BE PERFORMED BY THE CONTRACTOR IN THE FIRST YEAR FOLLOWING THE INSTALLATION OF THE UNDERGROUND DETENTION SYSTEM. i. FOR THE FIRST YEAR FOLLOWING CONSTRUCTION, THE SITE SHALL BE INSPECTED BY THE CONTRACTOR QUARTERLY AND AFTER STORM EVENTS THAT EXCEED 1/2 INCH OF RAINFALL. 2. THE CONTRACTOR SHALL LOOK FOR BARE OR ERODING AREAS IN THE CONTRIBUTING DRAINAGE AREA AND AROUND THE UNDERGROUND DETENTION SYSTEM AND MAKE SURE THEY ARE IMMEDIATELY STABILIZED. CONTRACTOR SHALL SPOT RESEED AS NECESSARY AND ENSURE ADEQUATE SITE COVERAGE IS PROVIDED WITHIN THE FIRST YEAR. AT THE QUARTERLY INSPECTIONS, AND AFTER EACH RAINFALL EVENT IN EXCESS OF z", THE CONTRACTOR SHALL PERFORM THE ANNUAL MAINTENANCE TASKS DESCRIBED BELOW IN #3. AFTER THE FIRST YEAR THE OWNER SHALL PERFORM FOLLOW-UP INSPECTIONS ANNUALLY, AND AFTER EACH SIGNIFICANT RAINFALL EVENT: 3. A SPRING MAINTENANCE INSPECTION AND CLEANUP SHALL BE CONDUCTED ANNUALLY. THE MAINTENANCE PROGRAM FOR THE UNDERGROUND DETENTION SYSTEM SHALL INCLUDE CLEANING IT ANNUALLY OF TRASH, DEBRIS & SEDIMENT AND ENSURING THE INTEGRITY OF THE WEIR PLATE, TRASH RACK AND OUTFALL & INFLOW PIPES. THE OWNER SHALL ENSURE THE SYSTEM IS OPERATING AS INTENDED AND IS NOT CLOGGED OR DAMAGED. THE OWNER SHALL IMMEDIATELY CLEAN & REPAIR THE FACILITY AS NECESSARY AND SHALL PAY SPECIAL ATTENTION TO THE INLET AND OUTLET LOCATIONS. THE ACCESS MANHOLES SHALL BE USED FOR INSPECTION AND MAINTENANCE. 540 535 530 PROPOSED GRADE (TY 525 FILL TO BE PLACED AT - 95%COMPACTION (TYP.) 520 STR:2 VDOTSTD. MH TP=5o5.36 INV IN: 500.29 TO 3 INV OUT: Soo.i9 TO i. 515 1 5 a x NLU �O W 0 0�� 00 In oO10 -� < °8�} > > \ � O LU V)F-_Z� FA EXISTING GRADE UNDERGROUND DETENTION SYSTEM GENERAL NOTES: 1. TRASHRACKS SHALL BE INSTALLED ON ALL ORIFICES, INCLUDING THOSE LOCATED ALONG THE WEIR PLATE WITHIN THE UNDERGROUND DETENTION SYSTEM, IN ACCORDANCE w/THE DETAIL SHOWN ON ON THIS SHEET (OR EQUIVALENT). 2. DETENTION SYSTEM's WEIR PLATE TO BE PRE -MANUFACTURED AND DELIVERED TO THE SITE. WEIR PLATE SHALL BE SECURELY AFFIXED TO THE INSIDE WALLS OF THE MANHOLE STRUCTURE. 3. PRIVATE DESOTO COURT LOCATED WITHIN THE SWIM EASEMENT, SHALL SERVE AS ACCESS TO THE PROPOSED UNDERGROUND DETENTION SYSTEM. 4. CONTACT COLLINS ENGINEERING (434.293.3719) REGARDING ANY QUESTIONS CONCERNING THE UNDERGROUND DETENTION SYSTEM. 5. ALL FILL EMBANKMENT MATERIAL SHALL CONSIST PREDOMINANTLY OF SOIL AND BE PLACED IN SUCCESSIVE UNIFORM LAYERS NOT MORE THAN 8 INCHES IN THICKNESS BEFORE COMPACTION OVER THE ENTIRE AREA IN ACCORDANCE WITH CURRENT VDOT ROAD AND BRIDGE SPECIFICATIONS, OR THE FILL EMBANKMENT MATERIAL SHALL MEET THE PIPE MANUFACTURER's SPECIFICATIONS OUTLINED BELOW (WHICHEVER IS MORE STRINGENT). 6. ALL FILL SHALL BE PLACED AT 95% COMPACTION AND TESTED BY A GEOTECHNICAL ENGINEER TO ENSURE COMPACTION IS REACHED AND MAINTAINED, OR THE FILL SHALL MEET THE PIPE MANUFACTURER's SPECIFICATIONS OUTLINED BELOW (WHICHEVER IS MORE STRINGENT). 7. VDOT STD. IS-1 & ST-1 ARE REQUIRED ON ALL PROPOSED PUBLIC STRUCTURES AND THE UNDERGROUND DETENTION SYSTEM's JUNCTIONS. 8. PRIOR TO CONSTRUCTION THE CONTRACTOR SHALL TEST -DIG AT THE EXISTING INLET & OUTFALL TO CONFIRM THE INVERTS AND TO ENSURE THE PROPOSED GRADES CAN BE ACHIEVED. CONTRACTOR SHALL CONTACT COLLINS ENGINEERING OF ANY DISCREPANCIES IN THE HORIZONTAL OR VERTICAL ALIGNMENT PRIOR TO ORDERING AND CONSTRUCTION. 9. ALL EXCAVATION FOR UNDERGROUND PIPE INSTALLATION MUST COMPLY WITH OSHA STANDARDS FOR CONSTRUCTION INDUSTRY (29 CFR PART 1926). 10.PENDING PRIOR APPROVAL BY COLLINS ENGINEERING, THE DRAINAGE PIPE MATERIALS MAY BE SUBSTITUTED. ALL DRAINAGE PIPE INSTALLATION PRACTICES SHALL BE IN ACCORDANCE WITH CURRENT VDOT STANDARDS AND REQUIREMENTS. CONTRACTOR SHALL ENSURE MINIMUM COVER REQUIREMENTS ARE MET WITH ANY PIPE SUBSTITUTION. 540 0 uj � m � L] 0W LD 535 �oM" 00 F- N o � m ? PROPOSED ACCESS MH O N Ln� ¢ W/ STAIRS FOR INSPECTION >a°u�ZLnv>_Ln> � & MAINTENANCE -w0w 530 Hall- >>>`-_j Ln H Z Z Z L Z %'1110%%//IIM%%/AMA® : NA .• �% •l/ ..•• III=�MI FRI SYSTEM SEE DETAIL 53-5 -- i ":----�---- - - - ---- --- -'--------------------- I I I -UNITS 1 ++AFAORDABLNIT58-(6) I\ \ \ �1nINr UNII #-2)FEU KTE 4.4%I �R----- -_II - --- I ALL PIPE CONNECTIONS TO THE UGD p UNITS N, I ITS SYSTEM SHALL BE WATER TIGHT I A V IIV 18 MARKEt RATE UNITS PROPOSED ACCESS MH w/ STAIRS FOR I I ( ) n _ INSPECTION & MAINTENANCE, TYP. - -PROPOSED ELEVATED 015" PIPE ALLOWS - - ACCESS MH TO BE LOCATED UPSTREAM & . - - - - - - - - - - MORE SIGNIFICANT &LESS FREQUENT DOWNSTREAM FROM RESTRICTIVE WEIR .. PRIVATE SIDEWALKSTORM EVENTS TO SAFELY BYPASS THE SERVE A ACCESS TO SWM - _ THE MIDPOINTS & HIGH SER S ,.. _. -- PLATE AND AT " ;_.: •• J UNDERGROUND DETENTION SYSTEM •� -'= .. .. " FACIA ._..i - - ....... "..., POINTS OF THE SYSTEM, AS SHOWN. - ,.-- 0120" V. 105 L \ 3.3/o I 507. © 0 5% 1� 0�5F 0120 INV. y I 50 .63' / 53" -� 0120" INV. 105 LF I - 05% \ 0120" INV. /X J 507. .09' 506.57' J �° 5 -- o - --- 7 Q 0.5% 01 0" INV. 5 50' 4- _ PROPOSED LOWER 018" -- i / i UNDERGROUND DETENTION - - - - - - - - - - - TEM PRIMARY OUTFALL - _RESTRICTIVE STEEL WEIR PLATE, AT � - _ LOW POINT, TO DRAIN THE SYSTEM. CONTRACTOR SHALL CALL THE COUNTY INSPECTOR & SEE DETAIL ON THIS SHEET. -- 5io ENGINEERING DEPARTMENT 24-HOURS BEFORE ANY ANTICIPATED CONSTRUCTION ACTIVITIES FOR THE 6 BMPs. THIS IS INCLUSIVE OF WHEN THE _ _ - UNDERGROUND DETENTION SYSTEM SUBGRADEIS- `; READY FOR PIPE CONSTRUCTION, BUT BEFORE STONE - - - - - - - - �- BEDDING IS INSTALLED. __ ----- BERKMAR DRIVE - I UNDERGROUND DETENTION DETAIL: SCALE 1"=zo' = STATE ROUTE 1403 .... r LJ D AAA DRAINAGE DESCRIPTIONS STIR. PIPE INFORMATION INLET INFORMATION NO. DIA. (in.) LENGTH (ft.) SLOPE (%) INVERT IN INVERT OUT MATERIAL INLETTYPE Curb Type SLOT LENGTH RIM ELEVATION COMMENTS UGD 18 35.00 2.20% 506.48 505.71 HDPE 4 MH-1 528.32 VDOTSTD. IS-1 & SLA REQ'D 18 92.08 1.79% 505.61 503.96 HDPE 3 MH-1 523.91 VDOTSTD. SL-1 REQ'D 18 63.54 5.62% 503.86 500.29 HDPE 2 MH-1 505.36 18 40.80 9.39% 500.19 496.36 HDPE 1 MH-1 500.01 18 103.41 10.03% 496.11 485.74 RCP EX PLEASE SEE SWM CALULATIONS PACKET FOR STORM DRAIN COMPUTATIONS FROM THE UGD SYSTEM TO THE OUTFALL AS WELL AS THE ANALYSIS OF THE EXISTING STORM DRAIN SYSTEM PROFILE SCALES 1"=5' (VERTICAL) i"=50' (HORIZONTAL) a � / PROPOSED 8" FILL TO BI x SANITRY SEW ER a- Ws RPEAK =5==43�y z-YR PEAK wsE=n:.�� 95%COMPA O N W / CROSSING 510 0 / 510 o N ~ ' Oii noa / WEIR PLATE 00 x�F > O / INVERT=5o6.5o STR:4 VDOT STD. M H .. Z) �? O TP=525.07 INV IN: SOS.7i TO 505 o z > 505 INV IN: 512.5o TO 5- INV OUT: 5o5.61 TO 3 18" HDPE u SAFETY SLAB SL-i REQUIRED 92 oSLF (a11.79/0 INLET SHAPING IS-i REQUIRED 18" HDPE Soo / ' 6,yolo _j 18 F Ca 5' 30.1 o LF @ 2.63/0 Soo )NTRACTOR 6g�kY PROPOSED LOWER 15" TO VERIFY INVERT UNDERGROUND DETENTION OF EX. PIPE SYSTEM PRIMARY OUTFALL PROPOSED 12o" HIDPE UNDERGROUND DETENTION 495 SYSTEM Qa o.5o%TO ATTENUATE RUNOFF CAUSED 495 FROM THIS DEVELOPMENT, 18" HDPE TOTAL HDPE LENGTH=367.00' 40.8o LF Qa 9.39% 9.72 490 490 o a a o a m °, °, Ln Ln 10+00 10+50 11+00 11+50 12+00 12+50 13+00 13+50 0 W m x LU DOH O _� v~ F Ln o 0 m CO ""¢ 535 0 e r^LL/) 535 `z ° L LnF-zz< ROPOSED GRADE (TYP.) 530 530 -EXISTING GRADE (TYP.) PLACED AT _TION (TYP.) 525 525 PROPOSED ELEVATED IS" ALLOWS MORE SIGNIFICAI REQUENT STORM EVENT SAFELY BYPASS THE UNDI DETENTION SYSTEM 520 BYPASS INVERT=515 515 53-5 15" HDPE 34.87 LF Qa 5.22% 510 510 PROPOSED 12o" HDPE UN 15" HDPE SYSTEM Qa 0.5o%TO ATT LF Qa 6.00% FROM THIS DEVELOPMEP TOTAL HDPE LENGTH=36 505 505 N N N 10+00 10+50 11+00 11PE JT & LESS iTO .RGROUND NOTE: PROPOSED STORM SEWER SHOWN IS HDPE, A VDOT APPROVED MATERIAL ALTERNATIVE TO CLASS III RCP. THE CONTRACTOR MAY SELECT A VDOT APPROVED MATERIAL IN LIEU OF THE HDPE FROM THEIR APPROVED LIST PROVIDED ALL PIPE, PIPE BEDDING, BACKFILL AND INSTALLATIONS ARE IN ACCORDANCE WITH THE CURRENT VDOT STANDARDS. ANY PIPE MATERIAL PROPOSED AS CL. IV RCP SHALL NOT BE SUBSTITUTED WITH ANOTHER PIPE MATERIAL. 00 NOTE: ALL DRAINAGE STRUCTURES WITH A DEPTH OF 12' OR GREATER SHALL HAVE SAFETY SLABS IN ACCORDANCE WITH STANDARD SL-1 AS FOUND IN THE 2oo8 ROAD AND BRIDGE STANDARDS. NOTE: ALL DRAINAGE STRUCTURES WITH A DEPTH OF 4' OR GREATER SHALL HAVE STEPS IN ACCORDANCE WITH STANDARD ST-1AS FOUND IN THE 2oo8 ROAD AND BRIDGE STANDARDS. DERGROUND DETENTION ENUATE RUNOFF CAUSED IT. 7.00' EMERGENCY BYPASS PROFILE NOTES: i. ALL FILL TO BE PLACED AT 95%COMPACTION. 2. MINIMUM 3.5' OF COVER MUST BE MAINTAINED OVER W/L. 3. MINIMUM OF i' OF VERTICAL SEPARATION FROM STORM SEWER & W/L AND 1.5' OF SEPARATION BETWEEN W/L & SANITARY SEWER MUST BE PROVIDED. NOTE: CLASS I BACKFILL MATERIAL SHALL BE CRUSHER RUN AGGREGATE SIZE NO. 25 OR 26, AGGREGATE BASE MATERIAL SIZE 21A OR 21B, FLOWABLE FILL, OR CRUSHED GLASS CONFORMING TO THE SIZE REQUIREMENTS FOR CRUSHER RUN AGGREGATE SIZE 25 AND 26, PER VDOT ROAD AND BRIDGE SPECIFICATIONS, SECTION 302.03G. 0120" WEIR PLATE DETAIL NOTE: WEIR PLATE TO BE BOLTED & SEALED TO DETENTION SYSTEM WITH WATERTIGHT CONNECTIONS. MANUFACTURE / INSTALL ONE (1) OVERFLOW WEIR (EQUIVALENT DIAMETER=16.41") ACROSS THE STEEL PLATE (INVERT ELEVATION Si&oo') MANUFACTURE / INSTALL ONE (1) 09'Xi6" MID -FLOW ORIFICE IN THE STEEL PLATE (INVERT ELEVATION 511.5o') INSTALL TRASH RACKS ON ALL ORIFICES, TYP. SEE THIS SHEET FOR DETAIL, OR EQUIVALENT. MANUFACTURE / INSTALL ONE (1) 04.5" LOW -FLOW ORIFICE IN THE STEEL PLATE AT THE LOW POINT OF THE DETENTION SYSTEM (INVERT ELEVATION=So6.5o') SCALE:1"=5' ELEV.=S16.So' (TOP OF PIPE) NFURLtU 121 STEEL PLATE ELEV.=5o6.5o' (BOTTOM OF PI A COUNTY OF ALBEMARLE Department of Community Development VIAGINtP Construction Record Drawings (As -built) for VSMP The following is a list of information required on construction record drawings for stormwater facilities (reference Water Protection Ordinance 17-422). It is preferable that the construction record drawing be prepared by someone other than the designer. Please do not provide design drawings as construction record drawings. A. A signed and dated professional seal of the preparing engineer or surveyor. B. The name and address of the firm and individual preparing the drawings on the title sheet. C. The constructed location of all items associated with each facility, and the inspection records to verify proper dimensions, materials and installation. The items include, but are not limited to the following: 1. Inspection Records and photographs for pipe trenches and bedding, including underdrains. 2. Video Pipe Inspection for any pipes which are not accessible or viewable. 3. Updated Location with geo-coordinates of all facilities. 4. Verified Drainage Area maps for the drainage area treated, and for drainage to the facilities. 5. Current physical and topographic survey for all earthen structures. Ponds should include a survey of the pond bottom. Surveys should verify pond volumes are per design. Corrections may be required for alterations from the design. 6. Plants, location and type. 7. Plans and profiles for all culverts, Pipes, Risers, Weirs and Drainage Structures - Display the installed type of drainage structures, culvert/pipe size, weirs, materials, inlets or end treatment(s), inlet and outlet protection, alignment and invert elevations compared to design. 8. Computations: For significant deviations from design, provide sealed computations verifying that the as -built condition is equivalent or better than design. 9. Ditch Lines - Display the constructed location of all ditch lines and channels, including typical sections and linings. 10. Easements - Show all platted easements with dead book references labeled. Facilities and drainage must be within platted easements. Provide copies of recorded documents. 11. Guardrail, fences or other safety provisions - Display the constructed location of all safety provisions; fences, guardrail, including the type, length and applied end treatments, compared to design. 12. Material layers - biofilter media, stone layers, sand layers, keyways and cores must be verified as to material types and depths. Include inspection reports, boring or test pit reports and materials certifications. Biofrlter media must be an approved state mix. 13. Access roads - show location of access roads, surface treatment, drainage, etc, as applicable. 14. Compaction reports are required to verify fill compaction in dams. 15. Manufacturers certifications for proprietary BMP's certifying proper installation and functioning. SCOTT/R. CZ?LLINS'Z No. 35791 4/18/22 Vl Z Z 0 Z 0 U)000 z w z w z w 0 U U U W 0 N O O O Z < U U U 0 H rn rn rn z w w w LU as a 6k r ti CM M N M W" C:) Ci7 N W N LULU H O r iY W LU - In D C. W U) J z Q Q W , 0 C� G W w = z Q LU z LLl Q_ >Q O i <Y ` U_ O U Lu I w w a u=i JOB NO. 202196 SCALE AS SHOWN SHEET NO. 9 0 High Performance (Bell & Spigot) Joints STANDARD DUROMAXX BELL (TYPICAL 11" WIDE) - HAND DUG BELL HOLE WI SMALL TROUGH IN FRONT OF BELL A "bell hole" needs to be dug under the bell end of the pipe to occommodole the diameter difference. NOTE: ALL JOINTS TO BE WATERTIGHT A best practice for bell and spigot joints is to lay a steel plate under the bell to help "home" the neat pipe. 20 MIL PE IMPERMEABLE LINER OVER TOP OF PIPE LIMITS OF (IF REQUIRED) REQUIRED _ _ BACKFILL 120" TYP. 38' TYP. 38' SEE TYPICAL BACKFILL DETAIL NOTES TYPICAL SECTION VIEW 2161it61RISTLIRM NOTE: IF SALTINGAGENTS FOR SNOW AND ICE REMOVAL ARE USED ON OR NEAR THE PROJECT, A GEOMEMBRANE BARRIER IS RECOMMENDED WITH THE SYSTEM. THE GEOMEMBRANE LINER IS INTENDED TO HELP PROTECT THE SYSTEM FROM THE POTENTIAL ADVERSE EFFECTS THAT MAY RESULT FROM A CHANGE IN THE SURROUNDING ENVIRONMENT OVER A PERIOD OF TIME. PLEASE REFER TO THE CORRUGATED METAL PIPE DETENTION DESIGN GUIDE FOR ADDITIONAL INFORMATION. Standard Back -fill Detail - Specification & Standard Drawing F,:pe l,en aritct DEBRIS CAGE I/2' zinc Fa eltaehetl withith 3 fa/8' feaener �� ® t-1/0' di*. hole. Isometric G Il'V31UU11 1/4- HDFE plate (optional) _ HpPP rtrnctnral plmUc will- 8-1/8" holes and 1/.- Plato n"f..L"rcd by Plw":m 9olullon. Iraq or equal ^.Sgpx mown run opu"n"] plate "npF zt-gctnrnri l Pln.l is le '/8" hole. ead 1/4- plate •.ufoctured by PIe.Hc Inn. or ",.1 PLAEPSTIC SOLUTIONS .O. Ft.. a:1(i6 Ninnemer Yt ?2m/ INC. 8Y9-8T -6727 rw.plelie-Iduze eom UNDERGROUND DETENTION SYSTEM MINIMUM TRENCH & BACKFILL REQUIREMENTS 1. THE TRENCH CONTAINING THE TRIPLE RUN OF 120" HDPE STORM PIPE SHALL HAVE A 474" WIDE TRENCH. THE TRENCHES CONTAINING THE 15" BYPASS HDPE PIPE AND THE 15" OUTFALL PIPE SHALL HAVE 36" WIDE TRENCHES. CONTRACTOR SHALL WRAP THE EXCAVATED TRENCHES WITH A 6 OUNCE FILTER FABRIC CLOTH. A SUITABLE FOUNDATION SHALL BE BENEATH THE TRENCHES' FILTER FABRIC CLOTHS. 2. TRENCHES TO INCLUDE A 6" #57 STONE BED AT 95% COMPACTION BENEATH THE HP STORM PIPES. 3. TRENCHES SHALL BE BACKFILLED WITH #57 STONE AT 95% COMPACTION AND SHALL EXTEND A MINIMUM OF 6" VERTICALLY ABOVE THE CROWN OF THE STORM PIPES. 4. THE TOP OF THE #57 STONE SHALL BE COVERED WITH A 6 OUNCE FILTER FABRIC CLOTH, OVERLAPPING THE PREVIOUSLY INSTALLED CLOTH THAT SURROUNDS THE BOTTOM AND SIDES OF THE TRENCHES. 5. SUITABLE FILL REACHING THE FINISHED GRADES SHALL BE APPLIED ABOVE THE TOP LAYER'S FILTER CLOTH, MEETING MINIMUM PIPE MANUFACTURER'S REQUIREMENTS TO PREVENT FLOATATION AND ENSURE PIPE INTEGRITY IS MAINTAINED. 6. A MINIMUM COVER OF 12" IS REQUIRED ABOVE THE CROWN OF THE STORM PIPES. 7. SEE THE'TYPICAL BACKFILL DETAIL' ON THIS SHEET FOR ADDITIONAL UNDERGROUND DETENTION SYSTEM PIPE REQUIREMENTS. DIAMETER MAX COVER" 75% MAX COVER"* 30"-42" 50'-0" 37'-8" 48'-96' 30'-0' 22'-6" 120" 25'-V - *FOR INITIAL BACKFILL USE ASTM D2321, CLASS I, II MATERIAL. -REDUCED MAX. COVER WHEN USING ASTM D2321 CLASS III MATERIAL IN TRENCHIHAUNCH ZONE OR FOR FIRST BACKFILL. O MINIMUM TRENCH WIDTH MUST ALLOW ROOM FOR PROPER COMPACTION OF HAUNCH MATERIALS UNDER PIPE. MIN. WIDTH = (1.25 x DIAMETER) + 12" (FOLLOW ASTM D2321) O FOUNDATION SHALL BE WELL CONSOLIDATED & STABLE. O BEDDING MATERIAL SHALL BE A RELATIVELY LOOSE MATERIAL THAT IS ROUGHLY SHAPED TO FIT THE BOTTOM OF THE PIPE, 4" TO Be IN DEPTH. O DUROMAXX STEEL REINFORCED (SRPE) PIPE. O INITIAL BACKFILL FOR PIPE EMBEDMENT MATERIAL TO MEET ASTM D2321 CLASS I, II, III ORAPPROVED EQUAL, COMPACTED TO 90% STANDARD PROCTOR (NATIVE MATERIAL CAN BE UTILIZED THAT MEETS ASTM D2321 OR APPROVED EQUAL). • ALL LIFTS PLACED IN CONTROLLED MANNER. TO PREVENT UNEVEN LOADING, IT IS RECOMMENDED THAT LIFTS NOT EXCEED Be UNCOMPACTED LIFT HEIGHTS. IS HAUNCH ZONE MATERIAL SHALL BE HAND SHOVELED OR SHOVEL SLICED INTO PLACE TO ALLOW FOR PROPER COMPACTION. O MINIMUM HEIGHT OF COMPACTED COVER PER DIAMETER FOR CONVENTIONAL HIGHWAY LOADS (DISTANCE MEASURED FROM TOP OF PIPE TO BOTTOM OF FLEXIBLE PAVEMENT OR TOP OF RIGID PAVEMENT): 12' MINIMUM FOR PIPE DIAMETERS 30'- 60' 18' MINIMUM FOR PIPE DIAMETER 66"-72" 24" MINIMUM FOR PIPE DIAMETERS 84" - 96" 36' MINIMUM FOR PIPE DIAMETER 120' IS INITIAL BACKFILL ABOVE PIPE MAY BE REDUCED AS NOT TO ENCROACH UPON ROAD BASE, OTHERWISE: W MINIMUM FOR PIPE DIAMETERS 30'- 60' 12' MINIMUM FOR PIPE DIAMETERS fib' - 96' 18" MINIMUM FOR PIPE DIAMETER 120' OFINAL BACKFILL MATERIAL SELECTION AND COMPACTION REQUIREMENTS PER THE PROJECT PLANS, SPECIFICATIONS. ENGINEER OF RECORD. NOTES: • GEOTEXTILE SHALL BE USED AS REQUIRED TO PREVENT SOIL MIGRATION. • FOR MULTIPLE BARREL INSTALLATION THE RECOMMENDED STANDARD SPACING BETWEEN PARALLEL PIPE RUNS SHALL BE = PIPE DIA.I2 OR & FOR PIPE DIAMETERS 72' AND LARGER. CONTACT YOUR CONTECH REPRESENTATIVE FOR NONSTANDARD SPACING. • BACKFILL REQUIREMENTS SHALL FOLLOW ASTM D2321. IN THE EVENT OF DISCREPANCIES, ASTM D2321 SHALL SUPERCEDE THIS DETAIL. PLAN FRONT 48'0 to 90'O FITTING REINFORCEMENT MAYBE REQUIRED BASED ON HEIGHT OF COVER AND LIVE LOAD CONDITION TYPICAL MANWAY DETAIL NOT TO SCALE 36"0 MAX., ACCESS CASTING REINFORCING TABLE o� vk WITH GRADE RINGS AS REQUIRED, TO BE PROVIDED AND INSTALLED BY "'BEARING TEMPORARYCOVERFOR HDPE CONTRACTOR. MAYBE TOP MOUNTED 0HDPE SCOTT R. LINS'Z CONSTRUCTION LOADS PROTECTION (AS SHOWN) OR RECESSED. w RISER A B REINFORCING PRESSURE 0 0 RIM/FINISHED o (PSF) U No. 35791 FINISHED SLAB =- HEIGHTOF - GRADE 7� GRADE _ = t= VARIES 0 24 4'0 26" #5@IT OCEW 2,540 `6 4�18�22 COVER T - a° 4'x4' #5@10"OCEW 1,900 O.c,�, a-1--a-H'gS TSG 4' 6"0 #5 @ 10" OCEW 2,260 ZONAL E ° 30" 4'-6' x 4'-6" 32" #5 @ 9" OCEW 1,670 510#5 @ 9" OCEW 2,060 - GASKET MATERIAL OHDPERISER ¢ 36 5'x5' 38 #5@8"OCEW 1,500 SUFFICIENT TO PREVENT a r. CONSTRUCTION LOADS SLAB FROM BEARING ON � 0 4L" 5'-6"O 44„ #5 @ 8" OCEW 1,490 RISER TO BE PROVIDED BY _ 5'-6" x 5'-6" #5 @ 8" OCEW 1,370 FOR TEMPORARY CONSTRUCTION VEHICLE LOADS, AN EXTRAAMOUNT OF COMPACTED COVER MAY BE REQUIRED OVER CONTRACTOR. OR 11"TYP. 610 #5 @ 7" OCEW 1,210 TH E TOP OF TH E PI PE. TH E H EIGHT -OF -COVER SHALL MEET THE MIN I MU M REQU I REMENTS SHOWN IN THE TABLE BE LOW. SECTION VIEW 48 8'x6' 50 #5@To OCEW 1,270 THE USE OF HEAVY CONSTRUCTION EQUIPMENT NECESSITATES GREATER PROTECTION FOR THE PIPE THAN FINISHED GRADE COVER MINIMUMS FOR NORMAL H IGHWAY TRAFF IC. ... Minimum Height of Cover Requirements for Construction Loads. The Minimum Cover should be a COMPACTED Height of Cover Requirement. Diameter/Span (in) Aide Load ()aps) >32s50 SOs75 155100 1 110s150 30-42 2.0 ft 2.5 ft 3.0 ft 3.0 ft 48-72 3.0ft 3.Oft 3.Sft 4.0ft 84-96 3.0 ft 3.5 ft 4.0 ft 4.5 ft 108-120 3.5ft 4.0ft 4.5ft 5.0ft *MINIMUM COVER MAYVARY, DEPENDING ON LOCAL CONDITIONS. THE CONTRACTOR MUST PROVIDE THE ADDITIONAL COVER REQUIRED TO AVOID DAMAGE TO THE PIPE. MINIMUM COVER IS MEASURED FROM THE TOP OF THE PIPE TO THE TOP OFTHE MAINTAINED CONSTRUCTION ROADWAY SURFACE. CONSTRUCTION LOADING DIAGRAM NOT TO SCALE ASSUMED SOIL BEARING CAPACITY ACCESS CASTING NOT SUPPLIED BY CONTECH 7D /;V> A A J�,s B #4 DIAGONAL TRIM #4 DIAGONAL TRIM v BAR (TYP.4 PLACES), BAR P. 4 PLACES), I 1 SEE NOTE 7. m ) ----��--�% --1� r--�T----+�---c}----Tr----, SEE NOTE 7. - t ---ft --- - - -t - t---- -- ---�C----� -t- -r .---�� - t - 2„COVER r----yt ---� - --- tr----- 11 TYP) 0.1�'� I P 4 ,/OPENING OPENING IN PROTECTION I ___ 117 1 ___ r�l___ PROTECTION --- I- -----�-- -I ---- SLAB FOR --- - _- -- -- --�- - - SLAB FOR t1 I t ACESS i �* I tr ACCESS I- es- I �tr I' INTERRUPTED BAR _-- _J - --ice- �Q - I i"� I L_ Jl-- 1�___4----1L---_J REPLACEMENT, INTERRUPTED BAR I II V II SEE NOTE 6. SPECIFICATION FOR STEELREINFORCEDPOLYEHTYLENEPIPE-ALUMINIZEDTYPE2STEEL REPLACEMENT, SEE SCOPE HANDLING AND ASSEMBLY NOTE 6. STANDARD STANDARD THIS SPECIFICATION COVERS THE MANUFACTURE AND SHALL BE IN ACCORDANCE TO THE REQUIREMENTS OF ASTM REINFORCING, REINFORCING, OB INSTALLATION OF THE STEEL REINFORCED POLYEHTYLENEPIPE (SRPE) D2322. -..---- - SEE TABLE SEE TABLE DETAILED IN THE PROJECT PLANS. INSTALLATION ROUND OPTION PLAN VIEW SQUARE OPTION PLAN VIEW MATERIAL SHALL BE IN ACCORDANCE WITH AASHTO STANDARD THE ALU MIN IZED TYPE 2 STEEL COILS SHALL CONFORM TO THE SPECIFICATIONS FOR HIGHWAY BRIDGES, SECTION 28, DIVISION II NOTES: 7. TRIM OPENING WITH DIAGONAL#4 BARS, EXTEND BARS APPLICABLE REQUIREMENTS OF AASHTO M274 OR ASTM A929. OR ASTM D232iAND IN CONFORMANCE WITH THE PROJECT PLANS MINIMUM OF 12" BEYOND OPENING, BEND BARS AS REQUIRED AND SPECIFICATIONS. IF THERE ARE ANY INCONSISTENCIES OR 1. DESIGN IN ACCORDANCE WITH AASHTO, 17th TO MAINTAIN BAR COVER. PIPE CONFLICTS THE CONTRACTOR SHOULD DISCUSS AND RESOLVE EDITION AND ACI 350. WITH THE SITE ENGINEER. 8. PROTECTION SLAB AND ALL MATERIALS TO BE PROVIDED AND THESRPESHALL BE MANUFACTURED IN ACCORDANCE WITH THE 2. DESIGN LOAD HS25. INSTALLED BY CONTRACTOR. APPLICABLE REQUIREMENTS OF AASHTO M36 OR ASTM F2562. THE IT IS ALWAYS THE RESPONSIBILITY OF THE CONTRACTOR TO PIPE SIZES, GAGES AND CORRUGATIONS SHALL BE AS SHOWN ON FOLLOW OSHA GUIDELINES FOR SAFE PRACTICES. 3. EARTH COVER = V MAX. 9. DETAIL DESIGN BY DELTA ENGINEERS, ARCHITECTS AND LAND THE PROJECT PLANS. SURVEYORS, ENDWELL, NY. 4. CONCRETE STRENGTH =4,000 psi ALL FABRICATION OF THE PRODUCT SHALL OCCUR WITHIN THE UNITED STATES. 5. REINFORCING STEEL= ASTM A615, GRADE 60. 6. PROVIDE ADDITIONAL REINFORCING AROUND OPENINGS EQUALTOTHE BARS INTERRUPTED, MANHOLE CAP DETAIL MATERIAL SPECIFICATION HALF EACH SIDE. ADDITIONAL BARS TO BE IN THE NOT TO SCALE SAME PLANE. NOT TO SCALE 24 3/4" (#6) REBAR CAN BE CUT FLUSH TO OUTSIDE OF RAIL (BAR LENGTH = 163/ ") OR BAR CAN EXTEND BEYOND RAILY2"t ALL STEEL PER ASTM A36 BRICATION TOLERANCE: tV4" 4T BA R AN D REBAR: MILL ,LERANCE APPLIES 12" TYP. CENTER TO CENTER W HOLE Wit %" REBAR RUNG, RUNG SPACING io WELD REBAR TO RUNG ON OUTSIDE OF STEEL RAIL 2Y22" x %" FLAT BAR SIDE RAIL PLAN SIDE NOTES: 1. LADDERS CAN BE MADE IN 20'-0" STANDARD LENGTHS AND CUT TO FIT 2. ALL MATERIAL TO MEET ASTM A36 3. LADDER TO BE HOT DIPPED GALVANIZED PER ASTM A-123 AFTER FABRICATION IS COMPLETE STANDARD LADDER DETAIL NOT TO SCALE PART NO. HALAGVL16 PROVIDE MINIMUM OF 4 ATTACHMENT ANGLES (2 ON EITHER SIDE OF LADDER RAIL) TO CONNECT LADDER TO RISER EXTENSION RISER w/ LADDER AND STEPS IF EXTENSION IS REQUIRED RISER w/ LADDER AND STEPS MAINLINE CMP 22/3xy,5x1,3x1,ETC. NOTE: THIS DRAWING IS INTENDED TO APPLY TO LADDERS INSTALLED IN RISERS HAVING A DIAMETER OF 30" OR LARGER. DUE TO SPACE CONSTRAINTS AND LIMITED ACCESSIBILITY, THE PRACTICALITY AND SUITABILITY OF UTILIZING RISERS SMALLER THAN 30" DIAMETER AND/OR INCORPORATING LADDERS IN THESE SMALLER DIAMETER RISERS SHOULD BE ADDRESSED BYTHE OWNER AND PROJECT ENGINEER 'NOTE: WHEN RISER EXTENSIONS ARE USED, THE PLANT SHOULD CUT 3" FROM THE SIDE RAILS AS SHOWN '3" FROM BOTTOM OF LADDER RAIL TO RISER JOINT *3" FROM TOP OF LADDER RAIL TO RISER JOINT LADDER RAILS AND RUNGS (2)y" FILLET WELDS V LONG L5"x3"xY4'x16"LONG ATV-0" ATTACH MENT ANC MIN I MU M OF 4 ANGLES P SPACING. LONG LEG TO LADDER SECTION, (2 EACH SIDE 4 PROJECT OUT. WELD TOP LADDER) 6' MAX. SPACI V-6" AND BOTTOM OF 3" LEG TO EACH VERTICAL MAX. CORRUGATION CREST (THESE ANGLES SHOULD BE USED a FOR LARGER DIAMETER E: MAINLINES WHERE ADDITIONAL STEPS ARE NEEDED) 6" FROM RUNGTO RISER JOINT 8" FROM RUNG TO RISER JOINT SECTION A -A RISER LADDER DETAIL NOT TO SCALE RISER NORMALLY HDPE (4)YD" FILLET WELDS FROM EACH ANGLE CORRUGATION CREST (2WELDS EACH SIDE) (4) 43" x 3" x 3/6" _ 5Y2" LONG (2)y" FILLET WELDS 1" LONG FROM EACH ANGLE TO LADDER RAIL (4)Ye" FILLET WELDS (4)ys"FILLET WELDS FROM EACH ANGLE TO FROM EACH ANGLE TO CORRUGATION CREST CORRUGATION CREST (2 WELDS EACH SIDE) (2 WELD EACH SIDE) L3"x3"x3/s" L3"x3"x%e" 5Y2" LONG SYp" LONG 1E, LADDER RAILS AND RUNGS PLAN ELEVATION RI: LADDER RI AND RUNG Vl Z Z O Z O U) z w O z w O z w O OL Cif e L j Z Z Z LU W N O O O Z < U U U u O F Ln rn rn Ln z to rn rn w w w LU a a a Zti M M t� CA CV M � CV CV W Q Q J Q > Dew LIJ , Ld ^ Q , . J V / Eli U) / 0 LI.J 0 �I w Q 1 WU = N i LU z LI J ~ < Q Ln U) [-1 O 2 I ZL1J LU U O v I - LU JLU Q (D c � U w ,Wl O w � 2 a Ln JOB NO. 202196 SCALE AS SHOWN SHEET NO. 10 SCOTT R. LINSZ \ \ \ \ u No. 35791 4/18/22 / , l TMP 45-72 IOINVAL I A WATER & / \ SEWER AUTHORITY TMP 45-69B> I I �/ WOOD, HUNTER W TA 45-74q \ �-' \ / / / / REVOCABLE TRUST \ °; WEBER, LRWIS A / / crvLNc TRUST / TAP/ 45-68C2 / 3 2.756 AC / (APPROX) \ , z a \ - - - ,AA --ROOF DRAIN �L - / / / / Vl z z w w w PRIVATEDRAINAGE ESMT- - _ / ) O O O s / / TMP 45-68E / / a 0 0 0 - _- - --- / 2.183 AC M U m s -w° - �- r Y - - - a 6 PRIVATE DRAINAGE NAGE ESMT / 0 LU O O O O Q �G ROOF DRAIN W/ 3.o' _ _ \ - - - - - - - �S - (APPROX) - WOODBURN LANE- - z w \ /� PRIVATEpRAINAGE ESMT I� _54 - ROOF DRAIN W/io' / �51° � - O Ln (n w -544- v - N , • , RCP 18 5so� 3EPRIVATE DRAINAGE ESMT I - w 0 0 0 z o m 40' R/W \ - - - -- IJi FE=545.67 ESMT=534.77 FFE= _ - vn' _ . _ / o 545.00 FE=545.00 _ _ : _ G' - - -_ - .- i�`n" - / \ _BSMT= .10 BSM ('34.10 FE-544.67 - I -II- T _ '•_ _-_- - • -- 1= _ _ -� S / 'O \ � wo (-)----•_ _ \ ' \ / BSMT=533 77 FFE 543.67 - _ 0 = 3 _ - - - - i �_( - - - FFE=543. _ _ --. .. -.., -. 7 _- m _ _ _ _ WALLD 5 c DIP 45- __ __ BSMT-533.77 s3s r, • .. . .,-. _,..-.` . ;..:.. - •:..' _ FFE=52 FFE=52 1 \ RIDGEWOQB MOTEL LOT1 LOT2 LOT B�MT_533.77 �- - -- - 54a _ 540 - w_ _ E=527.00 FFE-526.33 GAR552433 GAR=52300 '6AR 522267 GAR=52L00 ENDSN .3+42 / MANOR LP 3 LOT 4 - - - - __ SI2 I Spy </ I I GAR 52567 / LOT 5 LOT 6 - u ✓ i \. 1 - - - /\� � 538� FS�54Ii 536 LOT 8 LOT g ,538 BFMT=�II o4o.16 \ i BFFSEM=ijT5434.84 / FIF / +F46S�BSMT=�6MT45� 540 B B LDING46 I h UNITS / (4)AFFOtDABL UtLITS&(6) I I MARIF ET RATE ITS �nz S _ 534 1 II I I I I / II AF�T454333�1 SM4y0 I IF--- II I 0/ g75350 B-%35�-28/ I I 5, BSMT=S 2.50 / BUILDING .SIIb 20' PUBLIC I i I I I 3.,2 UNIT` DRAINAGE ESMT I I (4) AFFORDABLE UNITS&(8) I I MAR ET RATE KNITS GAR 526.33 - T DI f 516BW/BG Ssa� E SLOT iz LOT i3 LOT iy LOT is O PRIVA sz8 N DRAINAfGE ESMT 514BG 5' 0 N / 512BW/ N I II / -... �_ __ / O N N N N _ 512BG 510 W 518TW a� a 512BG -1 / W a N A O A N N_ Opp _ E �51 / 510TW 0 O O - l _ }ti w 013G 5 d' 13+00 1/ N 7 0 � WAL} °' .5+ 0 B/ 5194 ENDSTA 1zeG lows� 506BG / 5-68D1 � ry\ �� (28 PRIVATE ACCESS EASEMENT) 36 0 - z 4 use -530� 10 PEA z5+oo d4. / 46+00�.. 7 ^ _ _0 0 AL sa8 - s� F V� M M �M �� I - -- - - i6 51erw e" COOF VR OF 0) I _ s � .� I M / ✓ � I I _ - - - M � TMP E TH / _�-� SO6BG M M, 508 _ ® ' �`' RIGHTA ,�, i � ®�, i � sloe p �0 Y SECTION � � o I 2.1% -.`_• ® ` } m ®}.m w } w ®' �;. 50 (n 5 I e ®..} �J III ' . 502BG8TW M m - � � � � � , •' J �, sae FFE=536s0 I @ ® ° } o - } I I ` I x l 20 PRIVATE 3 3 V 02BG C� t BSMT=526.67 - I ®. e } �: } c -�6- a I s00BW 3 '�. '® o o 20' PRIVATE } A ® ® . i 0 DRAINAGE ESMT \ 0 - --- � r® } o } o ®} } � � � ' � ®I � _ ® ® � � � � I I ROOF DRAIN W/io' � r � I I � --- ELEv. s .39 CA �, DRAINAGE ESMT ® / _J___ ___J w 0 I BUILDING#1' c _ _ i p - C\I I� i i . I I I I h I I I ter\ / P _ -" -- `---- -- UNITS °� I I I I I i i I i a � li � RIVATE DRAINAGE ESMT___ � � __-L--_�_-- - I\ I\ 1 I I' rl I I I/ _ I I _ � / I _ I 2o'PUBLIC / / 1-" I I L__,- II w ue i � � -+ i I, � I I_ -- BUILDING � \ � - � --- -i -- �--- ---L-- I - - ° � � i i I ROOF DRAIN W io i � I --- � 4 I FFE=sz1.o6 � El�Dsra's+la � ('� say - i�,--L - I I i t-- -- DRAINAGE ESMT �5�---L------ iy UNITS �AR=5 33 I GA 67- 0 FFE=533.00 I \I---L___�--_JI I ,L --1- / J-_ J- --- - I (2yJ MARKET RATEU ITS -_ fiOOTw/8G L 0 9 )AFFORDABLE UNITS B.(b) I R=532.67 FFE 533.00... FFE= 333 I _ '! I -�-/�-L--- --- -- -PRIVATE DR_A_INAGE ESMT BUILDING # I FFE-525:00 I FFE=523,OD 10' PRIVATE ^� 498ew I GAR-532.67 `.I GAR=533.00 GAR--533 3353300 FFE=533.67 FFE=534.67 I FFE= 35.33 1 53z `` m� / I ----- ---- - 3 I GAFF-524.67 I FFE 524.33- - TiAR=i22.67 O / i6 UNITS � s FFE=sz6.33 tiarc5la.00 - DRAINAGE ESMT 10 PRIVATE -- - I - - - _ I I GAR =53333 GAR-534.33 GAR 5.00 j FFE=536.00 ----- --- _ FFE=526.33' GAR=52 .00- - I ___ - 518TW Sd3Tw Q -O FFE=536.67 _ FFE-529.6� FFE=528.33 yyo GA�52IxOB- I - - 4978fa/ _ I I - - - -I - - GAR=535.67 I r / FFE=536.33. FFE=535.67 FFE-535.00FFE=i33.67 - - I 520TW SIOBG _ - - �y �� O DRAINAGE ESMT FFE-532.83 - ;.:' IA '-'BU4LDI A2 I GAR 536,33 - (a6)M 1f RATE UNITS 3 /GAR-528. _ I _ - - I --- _ - 0 4958W (� 1 - - -- , GAR=j3fi00 GAR=535.33 _ GqR=534:67 GAR=533.33 - _ GA�I-�i29.3 - _ - - - ' S22TW -- 512BG - 5088W _ _ y z D :e BSMT 523.0�1 I 16 U ITS., - rt - / __ I 1 BW- _ ALLA (� \ saa--------- ROOF DRAIN W/ 10' - - _ = T 521P n4BG t - 0 WALLS- s��' FFE=532.33-i FFE=531.00 ALL - -512BW •": END-STA. (18) MARKE RATE UNITS - - 56 WALL A oaa 516BG - - . - _ C\I / - - -- - PRIVATE DRAINAGE - R=s = \� - I -- _= -_- - - _ - - ATE DR AGE ESMT / s ° sTA w-0 sT . o GA 32.00 GAR s3e�7 s n.otoo I �_ . 520BW/BG 516ByV 534 /Soa 20B - - .�y�. -: y�0.. WAIL < c I 35 I ' - 3.3% ° I 530 532/ s Sao :'. ,':-.•. ..,; .,,'--•�-- --..` -:; _ / / / 484 W a .522 / 4� 5�? i : 492'r J o FFE=530.17 I / - v 530 6+0 5f.4 y04 BW 492BW _ J BSMT=520.3 _ 53 _ 5�4 1 z6 soe a'�D� 510 L - - -- o sizes 511eG n z8 50 TW 51 492TW 500� / - - -J _ \ _- s SOOTW G 5 B O 5 4 7�GV� 4848 1 8 528~ - 1 -- _ _ - �i6- 5i8 \ oy - Li4 -51Z Spz.. -v - S02TW 486BW 5028W' 494BG� w 20' PRIVATE 536 i 526 1 i - y suTw 496eG Z 1 \ ga - l 4 5 9a�5y6�400 08 504 514 W 4908G 5068G 4948W ' 3 DRAINAGE ESMT \ 4 - - - - - 5�4 - - �_� \ - iz - 5 so4 so48w 523- _48 \ c - - -_ SbQ o8 ..: •�'' �- - 498TW 498BG � O _ - -� 08 S .. 506N✓ SOBBG SBW 590 520 -, - m 520 02 500TW 510BG 49'1 496BW - - 2 -o - _ SOOBG 506BW 68D5 /V� _ - - i6 - 5 M, s ny SIOBG 498B 4908W TMP 4RE AL E5TA'' 504Tw 5006BW 4 sinew sooe >� B LINESST �0 WA80 MA Q �I V 0 50886 s366G` 498BG 506BG - / I% n s asaew 504BW - / - - STORES # 5 \ y0 494BG 508BW Sz4 492BW 5188 5068W 514BW 496BW d 96 , 948W J- -5a6. _ .. STA 0+00 OBG 5 LU 516BW �/ / \ 026G / U 20 PUBLIC s1oTw/BG sobew sooew _ / / ` V=508BW 522.OTW 8 s ► \ / \ / DRAINAGE ESMT 8.OBG -�j / y VARIABLE WIDTH / s36.oew -` rA �k ��/ \\ /� TMP 45-68 B \\ \ / Y 7 Q 0 j SWMFACILITY BERKMAR DRIVE a - �� �/w- SANDRA UNTER \ \ w L c i i �I CNRISTOPNER m p STATE ROUTE 1403 $ , �' 'AMATO, & H W WOOD, \ / E / &ACCESS ESMT - - i CLEASON �_ Q W E o - -f- VARIABLE WIDTH R/W TRUSTEES > ul U) MOND, WIN Lu U z -- -- l�1 1 1 I I 1-� TMP 45-68CTMP 5-68C> CHARLOTTESVILMALLOY OPERTIES � oEALTY CORP - 7 LLC 1 I a a > 111 �I l i / GRAPHIC SCALE o w 01 1\ 1 1 A I I 1 30 0 15 30 60 120 70B N0. 0 202196 IN FEET ) SCALE 1 inch = 30 ft. 1u 0o o 1 c 3 SHEET O. 0 m m s