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WPO201500020 Plan - E&S 2015-04-22
Pot GENERAL NOTES: ERC SIC N & SEDIMENT CC NTRC L PLAN OWNER. IMP 056A3 -00 -00 -00700 ALBEMARLE STORAGE, LLC P.O. BOX 332 CHARLOTTESVILLE, VA 22902 ENGINEER: COLLINS ENGINEERING 800 EAST JEFFERSON STREET CHARLOTTESVILLE, VA 22902 (434)293 -3719 (PHONE) (434)245 -0030 (FAX) CONTACT MR. SCOTT COLLINS TAX PARCEL ,. TMP 056A3 -00 -00 -00 700 ZONING. LIGHT INDUSTRIAL TOTAL ACREAGE. 6.18 AC TOTAL PROPOSED DISTURBANCE.- 1.67 ACRES PROPOSED USE: PUBLIC STORAGE UNITS AREAS.- AREA OF BLDG. 73,700 SF (27.32 OF THE SITE) AREA OF PA VEMENT.• 96, 000 SF (35.6% OF THE SI TE) AREA OF OPEN SPACE.- 99,600 SF (37.1% OF THE SITE) BOUNDARY AND TOPOGRAPHY ROUDABUSH AND GALE, JUNE, 2004 TOPOGRAPHY SITE AND TOPOGRAPHY FIELD VERIFIED BY COLLINS ENGINEERING IN MARCH, 2015. USGS DATUM: NAD83 SETBACKS: BUILDING. 50' FROM PUBLIC R/W OR RURAL AREA PARKING: 10' FROM PUBLIC R/W 30' FROM RURAL ZONED LAND BUILDING HEIGHTS. • 13' FOR STORAGE BUILDINGS & 26' FOR OFFICE BUILDING PARKING.• PROPOSED SELF STORAGE UNITS * NO PARKING IS REQUIRED FOR THE STORAGE UNITS. PROPOSED OFFICE FOR SELF STORAGE UNITS * 1,200 SQ. FT. GROSS 0 80% = 960 SO. FT. NET 960 SQ. FT. NET 0 1 SPACE /200 SQ. FT. = 5 SPACES REQUIRED * 1,200 SQ. FT. RESIDENT MANAGER APARTMENT = 2 SPACES REQUIRED TOTAL PARKING REQUIRED FOR THIS SITE 7 PARKING SPACES REQUIRED 7 PARKING SPACES PROVIDED (INCLUDES 1 STD. H.C. SPACE) CONTRACTOR SHALL VERIFY LOCA77ON AND ELEVATION OF ALL UNDERGROUND U77LI77ES SHOWN ON PLANS IN AREAS OF C0NS77?UC77ON PRIOR TO STARTING WORK CONTACT ENGINEER IMMEDIATELY IF LOCATION OR ELEVA7ON IS DIFFERENT FROM THAT SHOWN ON THE PLANS, IF THERE APPEARS TO BE A CONFLICT, AND UPON DISCOVERY OF ANY U77LITY NOT SHOWN ON THE PLANS. EROSION & SE'DIME'NT CONTROL M.EASU.R.E,S: S77ZUC7URAL EROSION AND SEDIMENT CONTROL PRACTICES SHALL BE IN ACCORDANCE WITH THE VIRGINIA EROSION AND SEDIMENT CONTROL HANDBOOK. STRUCTURAL PRACTICES USED IN THIS SEC77ON CONSIST OF THE FOLLOWING: 3.01 SAFETY FENCE.• A PR07EC77VE BARRIER INSTALLED TO PREVENT ACCESS TO AN EROSION CONTROL MEASURE. TO PROHIBIT THE UNDESIRABLE USE OF AN EROSION CONTROL MEASURE BY 77-IE PUBLIC. APPLICABLE TO ANY CONTROL MEASURE OR SERIES OF MEASURES WHICH CAN BE CONSIDERED UNSAFE BY VIR7UE OF P07EN77AL ACCESS BY THE PUBLIC. 3.02 CON57RUC77ON ENTRANCE A STABILIZED PAVED CONSTRUCTION ENTRANCE WITH A WASH RACK LOCATED AT POINTS OF VEHICULAR INGRESS AND EGRESS ON A CONSTRUCTION SITE. TO REDUCE THE AMOUNT OF MUD TRANSPORTED ONTO PAVED PUBLIC ROADS BY MOTOR VEHICLES OR RUNOFF. CONS7RUC77ON ENTRANCES SHALL BE INSTALLED AS SHOWN ON THE PLANS TO REDUCE THE AMOUNT SEDIMENT TRANSPORTED ONTO PUBLIC ROADWAYS 3.05 .SILT FENCE. A TEMPORARY SEDIMENT BARRIER CONSIS77NG OF A SMTHE77C FILTER FABRIC STRETCHED ACROSS AND ATTACHED TO SUPPOR77NG POSTS AND ENTRENCHED, TO INTERCEPT AND DETAIN SMALL AMOUNTS OF SEDIMENT FROM DISTURBED AREAS DURING CONSTRUCTION OPERA PONS IN ORDER TO PREVENT SEDIMENT FROM LEAVING THE SITE, AND TO DECREASE THE VELOCITY OF SHEET FLOWS AND LOW -TO- MODERATE LEVEL CHANNEL FLOWS. THE SILT FENCE BARRIERS SHALL BE INSTALLED DOWN SLOPE OF AREAS Wl77-1 MINIMAL GRADES TO FILTER SEDIMENT LADEN RUNOFF FROM SHEET FLOW AS INDICATED. THEY SHALL BE INSPECTED IMMEDIATELY AFTER EACH RAINFALL AND MAINTAINED IN ACCORDANCE K17T l 77-IE VIRGINIA EROSION & SEDIMENT CONTROL HANDBOOK (VESICH). J.07 STORM DRAIN INLET PROTEC770N- A SEDIMENT FILTER OR AN EXCAVATED IMPOUNDING AREA AROUND A STORM DRAIN DROP INLET OR CURB INLET TO PREVENT SEDIMENT FROM ENTERING STORM DRAINAGE SYSTEMS PRIOR TO PERMANENT STABILIZA7ON OF 7HE DISTURBED AREA. INLET PROTEC77ON APPLIES WHERE STORM DRAIN INLETS ARE TO BE MADE OPERA77ONAL BEFORE PERMANENT STABILIZATON OF THE CORRESPONDING DISTURBED DRAINAGE AREA. 3.09 TEMPORARY DIVERSION DIKE.• A TEMPORARY RIDGE OF COMPACTED SOIL CONSTRUCTED AT THE TOP OR BASE OF A SLOPING DISTURBED AREA. TO DIVERT STORM RUNOFF FROM UPSLOPE DRAINAGE AREAS AWAY FROM UNPROTECTED DISTURBED AREAS AND SLOPES TO A STABILIZED OUTLET. TO DIVERT SEDIMENT-LADEN RUNOFF FROM A DISTURBED AREA TO A SEDIMENT - TRAPPING FACILITY SUCH AS A SEDIMENT TRAP OR SEDIMENT BASIN. USE WHEREVER STORMWATER !RUNOFF MUST BE TEMPORARILY DIVERTED TO PROTECT DISTURBED AREAS AND SLOPES OR RETAIN SEDIMENT ON S17E DURING CONSTRUC770N. THESE STRUC7URES GENERALLY HAVE A LIFE EXPECTANCY OF 18 MONTHS OR LESS, WHICH CAN BE PROLONGED WITH PROPER MAINTENANCE. 313 TEMPORARY SEDIMENT TRAP: A TEMPORARY PONDING AREA FORMED BY CONS7RUC77NG AN EARTHEN EMBANKMENT WIN A STONE OUTLET. TO DETAIN SEDIMENT -LADEN RUNOFF FROM SMALL DISTURBED AREAS LONG ENOUGH TO ALLOW THE MAJORITY OF THE SEDIMENT TO SETTLE OUT USE BELOW DISTURBED AREAS WHERE THE TOTAL CON7RIBU77NG DRAINAGE AREA IS LESS THAN 3 ACRES, WHERE THE SEDIMENT TRAP WILL BE USED NO LONGER THAN 18 MONTHS, AND IT MAY BE CONSTRUCTED EITHER INDEPENDENTLY OR IN CONJUNC77ON WITH A TEMPORARY DIVERSION DIKE. J,14 TEMPORARY SEDIMENT BASIN: A TEMPORARY BARRIER OR DAM WITH A CONTROLLED STORMWATER RELEASE STRUCTURE FORMED BY CONSTRUCTING AN EMBANKMENT OF COMPACTED SOIL ACROSS A DRAINAGEWAY. TO DETAIL SEDIMENT -LADEN RUNOFF FROM DISTURBED AREAS IN "WET" AND `DRY" STORAGE LONG ENOUGH FOR THE MAJORITY OF THE SEDIMENT TO SETTLE OUT APPLIES BELOW DISTURBED AREAS WHERE THE TOTAL CONTRIBU77NG DRAINAGE AREA IS EQUAL TO OR GREATER THAN THREE ACRES. THERE MUST BE SUFFICIENT SPACE AND APPROPRIA7E TOPOGRAPHY FOR 7HE CONSTRUCTION OF A TEMPORARY IMPOUNDMENT: 3.18 OUTLET PROTECTION.- STRUCTURALLY LINED APRONS OR 07HER ACCEPTABLE ENERGY DISSIPA77NG DEVICES PLACED AT THE OUTLETS OF PIPES OR PAVED CHANNEL SECTIONS TO PREVENT SCOUR AT STORMWATER OUTLETS, TO PR07ECT THE OU7LET STRUCTURE, AND TO MINIMIZE THE P07EN77AL FOR DOWNSTREAM EROSION BY REDUCING THE VELOCITY AND ENERGY OF CONCENTRATED STORMWATER FLOWS. APPLICABLE TO THE OUTLETS OF ALL PIPES AND ENGINEERED CHANNEL SEC770NS 3.19 RIPRAP: A PERMANENT, EROSION - RESISTANT GROUND COVER OF LARGE, LOOSE, ANGULAR STONE WI7H FILTER FABRIC 00? GRANULAR UNDERLINING. TO PR07ECT 7HE SOIL FROM THE EROSIVE FORCES OF CONCEN7RA7FD RUNOFF, SLOW THE VELOCITY OF CONCENTRATED RUNOFF WHILE ENHANCING THE POTEN77AL FOR INFIL IRA 77ON, AND TO STABILIZE SLOPES WTH SEEPAGE PROBLEMS, AND /OR NON- COHESIVE SOILS. USE WHEREVER SOIL AND WATER INTERFACE AND THE SOIL CONDITIONS, WATER TURBULENCE AND VELOCITY, EXPECTED VEGETA7VE COVER, ETC., ARE SUCH THAT THE SOIL MAY ERODE UNDER THE DESIGN FLOW CONDITIONS. 3.31 TEMPORARY SEEDING: THE ESTABLISHMENT OF A TEMPORARY VEGETATIVE COVER ON DISTURBED AREAS BY SEEDING WITH APPROPRIATE RAPIDLY GROWING ANNUAL PLANTS TO REDUCE EROSION AND SEDIMENTA77ON BY STABILIZING DISTURBED AREAS THAT WILL NOT BE BROUGHT TO FINAL GRADE FOR A PERIOD OF MORE THAN 30 DAYS. TO REDUCE DAMAGE FROM SEDIMENT AND RUNOFF TO DOWNSTREAM OR OFT= -SITE AREAS, AND TO PROVIDE PR07ECRON TO BARE SOILS EXPOSED DURING CONSTRUC770N UN77L PERMANENT VEGETA7ION OR OTHER EROSION CONTROL MEASURES CAN BE ESTABLISHED. 3.32 PERMANENT STABILIZATION.- THE ESTABLISHMENT OF PERENNIAL VEGETATVE COVER ON DISTURBED AREAS BY PLAN77NG SEED. TO REDUCE EROSION AND DECREASE SEDIMENT YIELD FROM DISTURBED AREAS. TO PERMANENTLY STABILIZE DIS7URBED AREAS IN A MANNER THAT IS ECONOMICAL, ADAPTABLE TO 517E CONDITIONS, AND ALLOWS SELECTON OF THE MOST APPROPRIATE PLANT MATERIALS TO IMPROVE WKDLIFE HABITAT. TO ENHANCE NATURAL BEAUTY. UPON COMPLE7ON OF CONSTRUCTON ACT71471ES, ALL AREAS WILL RECEIVE A PERMANENT VEGETATIVE COVER. 3.35 MULCHING. APPLICA77ON OF PLANT RESIDUES OR OTHER SUITABLE MATERIALS TO THE SOIL SURFACE. TO PREVENT EROSION BY PRO E'C77NG THE SOIL SURFACE FROM RAINDROP IMPACT AND REDUCING THE VELOCITY OF OVERLAND FLOW. TO FOSTER THE GROWTH OF VEGETA7ION BY INCREASING AVAILABLE MOISTURE AND PROVIDING INSULATION AGAINST EX7REME HEAT AND COLD. AREAS WHICH HAVE BEEN PERMANEN7LY SEEDED SHOULD BE MULCHED IMMMEDIA7ELY FOLLOWING SEEDING. AREAS WHICH CANNOT BE SEEDED BECAUSE OF THE SEASON SHOULD BE MULCHED USING ORGANIC MULCH. MULCH MAY BE USED T04GETHER WIN PLAN77NGS OF 7REES, SHRUBS, OR CERTAIN GROUND COVERS WHICH DO NOT PROVIDE ADEQUATE SOIL STABILIZATON BY THEMSELVES, CAN BE USED IN CONJUNC77ON WITH TEMPORARY SEEDING. J,36 SOIL STABILIZATION BLANKETS & MATTING: THE INSTALLA7ON OF A PR07EC77VE COVERING (BLANKET) OR A SOIL STABILIZA7ON MAT ON A PREPARED PLAIN77NG AREA OF A STEEP SLOPE, CHANNEL OR SHORELINE. TO AID IN CON7ROLLING EROSION ON CRI77CAL AREAS BY PROVIDING A MICROCLIMATF WHICH PROTECTS YOUNG VEGETA7ION AND PROMOTES ITS ESTABLISHMENT. APPLIES ON SHORT, STEEP SLOPES WHERE EROSION HAZARD IS HIGH AND PLAN77NG IS LIKELY TO BE TOO SLOW IN PROVIDING ADEQUATE PROTECTIVE COVER. JOE PRE ERVATLON AND PROTEC77ON• PROTECTION OF DESIRABLE TREES FROM MECHANICAL OR OTHER INJURY DURING LAND DISTURBING AND CONSTRUCTON AC77WTY. TO ENSURE THE SURVIVAL OF DESIRABLE TREES WHERE THEY WILL BE EFFEC77VE FOR EROSION AND SEDIMENT CONTROL, WATERSHED PROTEC177ON, LANDSCAPE BEAUTIFICATION, DUST AND POLLUTION CONTROL, NOISE REDUC770N, SHADE AND OTHER ENVIRONMENTAL BENEFITS WHILE 7HE LAND IS BEING CONVERTED FROM FOREST TO URBAN -TYPE USES. APPLIES IN TREE - INHABITED AREAS SUBJECT TO LAND DISTURBING AC771677ES. 3.39 DUST C0617ROL: REDUCING SURFACE AND AIR MOVEMENT OF DUST DURING LAND DISTURBING, DEMOL177ON AND CONSTRUCTON AC77V1T7ES TO PREVENT SURFACE AND AIR MOVEMENT OF DUST FROM EXPOSED SOIL SURFACES AND REDUCE THE PRESENCE OF AIRBORNE SUBSTANCES WHICH MAY PRESENT HEALTH HAZARDS, TRAFFIC SAFETY PROBLEMS OR HARM ANIMAL OR PLANT LIFE. DUST CONTROL MEASURES SHALL BE EMPLOYED TO PREVENT SURFACE AND' AIR MOVEMENT OF DUST DURING CONSTRUCTION. MEASURES EMPLOYED SHALL BE IN ACCORDANCE W 7H THE VESCH. ROUTE 240 LLC TMP 056A3 -00 -00 -00100 ZONED: LIGHT INDUSTRIAL _ e BEAVER CREEK HILL CORPORATION TMP 05600 -00 -00 -06700 ZONED: RA RURAL AREA / \ PROPOSED STORAGE \ `' 8UlLDING ° PROPOSED STORAGE BUILDING �A EXISTING STORAGE e BUILDING EXISTING SOO STORAGE Q s>i' oao BUILDING o \ `\ r S {� ExrsTING ,. STORAGE MN AN ROUTE 240 LLC \ BUILDING '�' \ °. TMP 056A2 -01 -00 -05800 ti ZONED: LIGHT INDUSTRIAL 9' EXISTING \STORAGE \ \ BUILDING D ROUTE 240 LLC TMP 056A3-00-00-00600 EXISTING _ \ STORAGE ZONED: LIGHT INDUSTRIAL BUILDING \ SHEET LAYOUT SCALE: 1" = 100' T.EMPOIi'.ARY SET01 :- �p yFO. ALL DENUDED AREAS WHICH WILL BE LEFT DORMANT FOR EXTENDED PERIODS OF 77ME SHALL BE SEEDED WITH FAST GERMINATING TEMPORARY VEGETATION IMMEDIATELY FOLLOWING GRADING. SELEC7ON OF THE SEED MIXTURE WILL DEPEND ON THE 77ME OF YEAR AND WILL BE APPLIED TO DISTURBED ARES THAT WILL NOT BE BROUGHT TO FINAL GRADE WITHIN 30 DAYS. PLANTS SHOULD BE SELECTED APPROPRIATE TO THE SEASON AND SITE CONDITIONS FROM TABLES 3.31B AND 3.31 C. NOTE THAT TABLE 3.318 PRESENTS PLANTS WHICH CAN BE USED WITHOUT EXTENSIVE EVALUATON OF S17E CONDITIONS; TABLE 3.31C PRESENTS MORE IN -DEPTH INFORMATION ON THE PLANT MATERIALS TO CONTROL EROSION ON BARE SOIL SURFACES, PLANTS MUST BE ABLE TO GERMINATE AND GROW. SEEDBED PREPARATION IS ESSENTIAL. AN EVALUATION SHOULD BE CONDUCTED TO DETERMINE IF LIME IS NECESSARY FOR TEMPORARY SEEDING TABLE 3.31A MAY BE USED TO DETERMINE THE ACTUAL NEED ALONG WITH SUIGGESIED APPLICA77ON RATES.• FER77LIZER SHALL BE APPLIED AS 600 LBS /ACRE OF 10 -20 -10 (14 LBS /1, 000 SQ. FT.) OR EQUIVALENT NUTRIENTS. LIME AND FER77LIZER SHALL BE INCORPORATED INTO THE TOP 2 750 4 INCHES OF THE SOIL IF POSSIBLE. IF THE AREA HAS BEEN RECENTLY LOOSENED OR DISTUIRBED, NO FURTHER ROUGHENING IS REQUIRED. WHEN THE AREA IS COMPACTED, CRUSTED, OR HARDENED, 77-IE SOIL SHALL BE LOOSENED BY DISCING, RAKING, HARROWING, OR OTHER ACCEPTABLE MEANS TRACKING WI7H BULLDOZER CLEAT'S IS MOST EFFEC77VE ON SANDY SOILS. THIS PRAC77CE OFTEN CAUSES UNDUE COMPACTION OF THE SOIL SURFACE, ESPECIALLY IN CLAYEY SOILS, AND DOES NOT AID PLANT GROWTH AS EFFEC77VELY AS OTHER METHODS OF SURFACE ROUGHENNING. SEED SHALL BE EVENLY APPLIED WITH A BROADCAST SEEDER, DRILL, CUL 77PACKER SEEDER OR HYDROSEEDER. SMALL GRAINS SHALL BE PLANTED NO MORE THAN 1j INCHES DEEP. SMALL SEEDS, SUCH AS KENTUCKY BLUEGRASS, SHOULD BE PLANTED NO MORE THAN j INCH DEEP. OTHER GRASSES AND LEGUMIES SHOULD BE PLANTED FROM 4 INCH TO j DEEP. SEEDINGS MADE IN FALL FOR WINTER COVER AND DURING HOT AND DRY SUMMER MONTHS SHALL BE MULCHED ACCORDING TO MULCHING, STD. & SPEC. 3.35, EXCEPT THAT HYDROMUILCHES (FIBER MULCH) WILL NOT BE CONSIDERED ADEQUATE. STRAW MULCH SHOULD BE USED DURING THESE PERIODS. AREAS WHICH FAIL TO ESTABLISH VEGETA77VE COVER AIDEQUA7E TO PREVENT RILL EROSION WILL BE RE- SEEDED AS SOON AS SUCH AREAS ARE IDENTIFIED. M.AINT.EN.ANCE:- IN GENERAL, DURING C0NS7RUC77ON THE RLD OR CONTRACTOR ON -SITE WILL CHECK ALL EROSION AND SEDIMENT CONTROL MEASURES DAILY AND AFTER EACH SIGNIFICANT RAINFALL. MONITOIRING REPORTS WILL BE REQUIRED FROM 77-IE RLD IF NEEDED. SPECIFIC AT7FNTION WILL BE GIVEN TO THE FOLLOWING ITEMS.• a.SEDIMENT BASINS & TRAPS WILL BE CLEANED AND MAINTAINED IN ACCORDANCE WITH THE VIRGINIA EROSION & SEDIMENT CONTROL HANDBOOK. b.ALL INLET PR07EC77ON AND GRAVEL OUTLETS WILL BE CHECKED REGULARLY FOR SEDIMENT BUILDUP THAT WILL PREVENT PROPER DRAINAGE. IF 7HE GRAVEL IS CLOGGED BY SEDIMENT, THE GRAVEL WILL BE REMOVED AND CLEANED, OR IT WILL BE REPLACED. c. ALL SILT FENCE BARRIERS WILL BE CHECKED REGULARLY FOR UNDERMINING OR DETERIORATION OF THE FABRIC AND REPAIRED AS REQUIRED. SEDIMENT SHALL BE REMOVED WHEN THE LEVEL OF SEDIMENT DEPOS177ON REACHED HALF WAY TO THE TOP OF 77-IE BARRIER. d.ALL SEEDED AREAS WILL BE CHECKED REGULARLY TO SEE 77-IAT A GOOD STAND IS MAINTAINED. AREAS SHOULD BE FER77LIZED AND RESEEDED AS NEEDED. IN CASE OF EMERGENCY, THE PRIMARY CONTACT FOR 7THE PROJECT WILL BE THE RLD OR CON7RACTOR ON -SITE: 77-IE CON7RACTOR WILL BE DETERMINED AT THE TIME THE CON7RACT IS AWARDED. IN ADD177ON THE OWNER MAY BE CONTACTED, MR. ALAN TAYLOR. UPON COMPLE7ON OF THE PROJECT, THE OWNER WILL BE RESPONSIBLE FOR S17F MAINTENANCE. SHEET ITVDEX �117 711`1 ;_11'_1 H w FU) w 37 O 2: O U) YsI �r Z j O TITLE SHEET O Q ,_, U oC COVER SHEET uj F- a_ EROSION CONTROL PLAN i 2�` cwn ul EROSION CONTROL NOTES AND DETAILS 3 ' STORMWATER MANAGEMENT PLAN 4 ce " TOTAL SHEETS: 14 VICINITY MAP SCALE: 1" = 1,000° EROSION CONTROL NOTES ES -1: UNLESS OTHERWISE INDICATED, ALL VEGETA7VE AND STRUCTURAL EROSION AND SEDIMENT CONTROL PRACTICES WILL BE CONSTRUCTED AND MAINTAINED ACCORDING TO MINIMUM STANDARDS AND SPECIFICATIONS OF THE VIRGIN /A EROSION AND nIMFNT QMTROL HANDBOOK AND VIRGINIA REGULATIONS VR 625 -02 -00 EROSION AND SEDIMENT CONTROL REGULATIONS. ES --2: THE PLAN APPROVING AUTHORITY MUST BE NOTIFIED ONE WEEK PRIOR TO THE PRE - CONSTRUCTION CONFERENCE, ONE WEEK PRIOR TO THE COMMENCEMENT OF LAND DISTURBING AC77VITY, AND ONE WEEK PRIOR TO 77-IE FINAL INSPEC77ON. ES-J.-ALL EROSION AND SEDIMENT CONTROL MEASURES ARE TO BE PLACED PRIOR TO OR AS 77-IE FIRST STEP IN CLEARING. ES -4: A COPY OF THE APPROVED EROSION AND SEDIMENT CONTROL PLAN SHALL BE MAINTAINED ON THE S17E AT ALL TIMES. ES -5: PRIOR TO COMMENCING LAND DISTURBING AC77V777ES IN AREAS OTHER THAN INDICATED ON THESE PLANS (INCLUDING BUT NOT LIMITED T0, OFF -SITE BORROW OR WASTE AREAS), THE CONTRACTOR SHALL SUBMIT A SUPPLEMENTARY EROSION CON7ROL PLAN TO THE OWNER FOR REVIEW AND APPROVAL BY THE PLAN APPROVING AUTHORITY. ES -6: THE CONTRACTOR IS RESPONSIBLE FOR INSTALLATION OF ANY ADD177ONAL EROSION CONTROL MEASURES NECESSARY TO PREVENT EROSION AND SEDIMENTA77ON AS DETERMINED BY THE PLAN APPROVING AUTHORITY. ES- 7.•ALL DISTURBED AREAS ARE TO DRAIN TO APPROVED SEDIMENT CON7ROL MEASURES AT ALL 77MES DURING LAND DISTURBING AC77W77ES AND DURING S17E DEVELOPMENT UNTIL FINAL STABILIZATION IS ACHIEVED. ES-8. DURING DEWATERING OPERATIONS, WA TER WILL BE PUMPED INTO AN APPROVED WATER FILTERING DEVICE. ES -9.° THE CONTRACTOR SHALL INSPECT ALL EROSION CONTROL MEASURES PERIODICALLY AND AFTER EACH RUNOFF - PRODUCING RAINFALL EVENT. ANY NECESSARY REPAIRS OR CLEANUP TO MAINTAIN THE EFFEC77VENESS OF THE EROSION CONTROL DEVICES SHALL BE MADE IMMEDIA TEL Y. EROSION CONTROL NOTES 1. THE PLAN APPROVING AUTHORITY MUST BE N077FIED ONE WEEK PRIOR TO THE PRE- CONS7RUC770N CONFERENCE, ONE WEEK PRIOR TO THE COMMENCEMENT OF LAND DIS7URBING AC77W Y, AND ONE WEEK PRIOR TO THE FINAL INSPECTION. 2 ALL EROSION AND SEDIMENT CONTROL MEASURES WILL BE CONS7RUCT ED AND MAINTAINED ACCORDING TO MINIMUM STANDARDS AND SPECIFICA77ONS OF 7HE VIRGINIA EROSION AND SEDIMENT CON7ROL HANDBOOK AND VIRGINIA REGULA77ONS VR 625 -02 -00 EROSION AND SEDIMENT CONTROL REGULA ]IONS. J. ALL EROSION AND SEDIMENT CONTROL MEASURES ARE TO BE PLACED PRIOR TO OR AS THE FIRST STEP IN CLEARING 4. A COPY OF THE APPROVED EROSION AND SEDIMENT CONTROL PLAN SHALL BE MAINTAINED ON THE S17F AT ALL TIMES. 5. PRIOR TO COMMENCING LAND DISTURBING AC77V777ES IN AREAS OTHER THAN INDICATED ON THESE PLANS (INCLUDING, BUT NOT LIM17ED TO, OFF -SITE BORROW OR WASTE AREAS), 77-IE CONTRACTOR SHALL SUBMIT A SUPPLEMENTARY EROSION CONTROL PLAN TO THE OWNER FOR REVIEW AND APPROVAL BY THE PLAN APPROVING AUTHORITY. 6. THE CONTRACTOR IS RESPONSIBLE FOR INSTALLATON OF ANY ADD177ONAL EROSION CONTROL MEASURES NECESSARY TO PREVENT EROSION AND SEDIMENTA77ON AS DETERMINED BY THE PLAN APPROVING AUTHORITY. Z ALL DIS77JRBED AREAS ARE TO DRAIN TO APPROVED SEDIMENT CONTROL MEASURES AT ALL 77MES DURING LAND DISTURBING AC77W77ES AND DURING S17E DEVELOPMENT UN77L FINAL STABILIZATION IS ACHIEVED. 8. DURING DEWATERING OPERATIONS, WATER WILL BE PUMPED INTO AN APPROVED FILTERING DEVICE. 9. THE CONTRACTOR SHALL INSPECT ALL EROSION CONTROL MEASURES PERIODICALLY AND AFTER EACH RUNOFF PRODUCING RAINFALL EVENT. ANY NECESSARY REPAIRS OR CLEANUP TO MAINTAIN THE EFFECTIVENESS OF 77-IE EROSION CONTROL DEVICES SHALL BE MADE /MMED /A TEL Y. 10. ALL FILL MATERIAL TO BE TAKEN FROM AN APPROVED, DESIGNATED BORROW AREA. 11. ALL WASTE MATERIALS SHALL BE TAKEN TO AN APPROVED WASTE AREA. EARTH FILL SHALL BE INERT MATER /ALS ONLY, FREE OF R0075, STUMPS, WOOD, RUBBISH, AND 077-IER DEBRIS 12. BORROW OR WASTE AREAS ARE TO BE RECLAIMED WITHIN 7 DAYS OF COMPLETION PER ZONING ORDINANCE SEC77ON 5.1.28. 13. ALL INERT MATERIALS SHALL BE TRANSPORTED IN COMPLIANCE WITH SEC77ON 13 -301 OF 77-IE CODE OF ALBEMARLE. 14. BORROW, FILL OR WASTE ACTIVITY INVOLVING INDUSTRIAL- TYPE POWER EQUIPMENT SHALL BE LIM17ED TO THE HOURS OF 7•OOAM TO 9.00PM. 15. BORROW, FILL OR WASTE AC77W Y SHALL BE CONDUCTED IN A SAFE MANNER 7HAN MAINTAINS LA7ERAL SUPPORT, OR ORDER TO MINIMIZE ANY HAZARD TO PERSONS, PHYSICAL DAMAGE TO ADJACENT LAND AND IMPROVEMENTS', AND DAMAGE TO ANY PUBLIC STREET BECAUSE 0 SLIDES, SINKING, OR COLLAPSE. 16. THE DEVELOPER SHALL RESERVE THE RIGHT TO INSTALL, MAINTAIN, REMOVE OR CONVERT TO PERMANENT STORMWATER MANAGEMENT FACIL177ES WHERE APPLICABLE ALL EROSION CONTROL MEASURES REQUIRED BY THIS PLAN REGARDLESS OF THE SALE OF ANY LOT, UNIT, BUILDING OR OTHER PORTION OF THE PROPERTY. 17. TEMPORARY STABILIZATION SHALL BE TEMPORARY SEEDING AND MULCHING. SEEDING IS TO BE AT 75 LBS /ACRE, AND IN THE MONTHS OF SEPTEMBER TO FEBRUARY TO CONSIST A 50150 MIX OF ANNUAL RYEGRASS AND CEREAL WINTER RYE, OR IN MARCH AND APRIL TO CONSIST OF ANNUAL RYE, OR MAY THROUGH AUGUST TO CONSIST OF GERMAN MILLET. STRAW MULCH IS TO BE APPLIED AT 80LBSIIOOSF. AL7ERNA77VES ARE SUBJECT TO APPROVED BY 7HE COUNTY EROSION CONTROL INSPECTOR. 18. PERMANENT STABILIZA7ON SHALL BE LIME AND FERTILIZER, PERMANENT SEEDING, AND MULCH. AGRICULTURAL GRADE LIMESTONE SHALL BE APPLIED AT 90LBS11000SF, INCORPORATED INTO THE TOP 4 -6 INCHES OF SOIL. FER7ILIZER SHALL BE APPLIED AT 1000LBS /ACRE AND CONSIST OF A 10 -20 -10 NUTRIENT MIX. PERMANENT SEEDING SHALL BE APPLIED AT 180LBS /ACRE AND CONSIST OF 95Z KENTUCKY 31 OR TALL FESCUE AND 0 -5Z PERENNIAL RYEGRASS OR KENTUCKY BLUEGRASS. STRAW MULCH IS TO BE APPLIED AT 80LBS1100SF. AL7FRNA77VES ARE SUBJECT TO APPROVED BY THE COUNTY EROSION CON7ROL INSPECTOR. 19. MAW ENANCE. ALL MEASURES ARE TO BE INSPECTED WEEKLY AND AFTER EACH RAINFALL. ANY DAMAGE OR CLOGGING TO STRUCTURAL MEASURES IS TO BE REPAIR IMMEDIATELY. SILT TRAPS ARE TO BE CLEANED WHEN 5O% OF THE WET STORAGE VOLUME IS FILLED WITH SEDIMENT. ALL SEEDED AREAS ARE TO BE RESEEDED WHEN NECESSARY TO ACHIEVE A GOOD STAND OF GRASS. SILT FENCE AND DIVERSION DYKES WHICH ARE COLLEC77NG SEDIMENT TO HALF THEIR HEIGHT MUST BE CLEANED AND REPAIRED IMMEDIATELY. 20. ALL TEMPORARY EROSION AND SEDIMENT CONTROL MEASURES ARE TO BE REMOVED WITHIN 30 DAYS OF FINAL S17E STABIUZA770N, WHEN MEASURES ARE NO LONGER NEEDED, SUBJECT TO APPROVAL BY THE COUNTY EROSION CONTROL INSPECTOR. 21. THIS PLAN SHALL BE VOID IF 77,1E OWNER DOES NOT OBTAIN A PERMIT WITHIN 1 YEAR OF THE DATE OF APPROVAL. (WATER PR07EC77ON ORDINANCE SEC, 77ON 17-204G.) 22 PERMANENT VEGETATION SHALL BE INSTALLED ON ALL DENUDED AREAS WITHIN NINE (9) MONTHS AFTER 77-IE DATE THE LAND DIS7URB /NG AC77WTY COMMENCED. (WATER PROTEC77aN ORDINANCE SEC77ON 17 -2078) DESCRIPTION OF EROSION & SEDIMENT CONTROL MEASURES: EROSION AND .SEDIMENT CONTROL MEASURES• IT IS ANTICIPATED 7HAT A CONSTRUCTION EN7RANCE, CONSTRUC770N ROAD STABILIZATION, TEMPORARY DIVERSIONS, TEMPORARY SEDIMENT TRAPS, OU7LET PROTECTION, INLET PROTEC770N, AND SILT FENCE WILL BE INSTALLED TO CONTROL SURFACE DRAINAGE. TEMPORARY SEEDING WILL BE USED IMMEDIATELY FOLLOWING ALL LAND DISTURBANCE ACTIVITIES. TEMPORARY STOCKPILE AREAS WILL BE MAINTAINED FROM TOPSOIL THAT WILL BE STRIPPED FROM AREAS TO BE GRADED AND STORED FOR LATER SPREADING. STOCKPILE LOCA77ONS SHALL BE ON S17E AND SHALL BE STABILIZED WITH A TEMPORARY VEGETA77VE COVER. PERMANENT SEEDING WILL BE PERFORMED FOR ALL AREAS WHICH WILL NO LONGER BE EXCAVATED AND WHERE CONSTRUCTON AC77VI77ES HAVE CEASED. PERMANENT SEEDING SHALL ALSO BE PERFORMED FOR ALL DENUDED AREAS WHICH WILL BE LEFT DORMANT FOR A YEAR OR MORE. SELECTION OF SEED MIXTURE WILL DEPEND ON THE 77ME OF YEAR APPLIED. TEMPORARY SEEDING WILL BE PERFORMED FOR ALL DENUDED AREAS WHICH WLL BE LEFT DORMANT FOR MORE 774AN SEVEN DAYS. 77-IESE AREAS SHALL BE SEEDED WITH FAST GERMINATNG VEGETA77ON IMMEDIATELY FOLLOWING GRADING OF THOSE AREAS SELECTON OF SEED MIXTURE WILL DEPEND ON THE 77ME OF YEAR APPLIED. 3.01 SAFETY FENCE - CONSTRUC7ION SAFETY FENCE WILL BE INSTALLED AROUND 77-IE DISTURBED AREA AS SHOWN TO SEPARATE THE CONS7RUC770N U77LI TY W01RK FROM 77-IE EXIS77NG COMMUNITY AND OCCUPIED UNITS 3.02 C0NS7RUC77ON EN77?ANCE - ONE CONSTRUCTION ENTRANCE SHALL BE INSTALLED AS SHOWN ON THE PLANS. THIS WILL BE THE ONLY POINT OF INGRESS AND EGRESS TO THE PROJECT AREA. CARE WILL BE TAKEN TO PROTECT ADJACENT ROADWAYS AND PROPERTIES FROM TRANSFER OF SEDIMENT. 3.05 SILT FENCE- SILT FENCE WILL BE PLACED ON THE DOWNSTREAM SIDE OF DISTURBANCE AND ENCOMPASS THE PROPOSED DIS7URBED AREAS FOR THE BUILDINGS AND IMPROVEMENTS 3.07 STORM DRAIN INLET PRO7EC770N- IP WILL BE INSTALLED ON EACH PROPOSED INLET AS SHOWN ON THE PLANS 3.09 TEMPORARY DIVERSION DIKE- DIVERSION DIKES WILL BE USED AS NECESSARY TO CONTROL THE RUN -OFF AND DIRECT RUNOFF TO ON -SITF SEDIMENT CONTROL FACILITIES J. 13 TEMPORARY SEDIMENT TRAP- TEMPORARY SEDIMENT TRAPS WILL BE INSTALLED WHERE SHOWN ON THE PLANS 3.18 OUTLET PROTECTION- TO BE PROVIDED AT THE OUTFALL OF DRAINAGE PIPES WHERE SHOWN ON PLANS. 3.19 RIPRAP- RIPRAP SHALL BE INSTALLED AS OUTLET PRO EC77ON WHERE SHOWN ON THE PLANS. 3.31 TEMPORARY SEEDING- TEMPORARY SEEDING SHALL BE APPLIED WHERE SHOWN ON THE PLANS. 3.32 PERMANENT SEEDING- PERMANENTLY SEEDING SHALL BE APPLIED WHERE SHOWN ON THE PLANS 3.35 MULCHING - MULCHING SHALL BE APPLIED TO ANY SEEDED AREA AS DEEMED NECESSARY FOR STABILIZA7ON AND GROWTH. 3.36 SOIL STABILIZA7ON BLANKETS AND MATTING- BIM SHALL BE EMPLOYED WHEREVER SHOWN ON THE PLANS OR WHERE SLOPES EXCEED J. 1 SLOPE. 3.38 TREE PRESERVA77ON AND' PROTECTION- TREE PRESERVATION FENCING SHALL BE INSTALLED WHERE SHOWN ON THE PLANS NO 7REES SHALL BE HARMED OUTSIDE OF THE LIMITS OF TREE PR07EC77ON FENCING. 3.39 DUST CONTROL- DUST CONTROL SHALL BE APPLIED THROUGHOUT THE S17E WHERE SHOWN ON THE PLANS STORMWA TER MANAGEMENT STORMWATER RUNOFF OUAN77TY WILL BE TREATED ON -SITE THROUGH THE USE OF THE EXIS77NG SWM FACILITY - BIO- FILTER. SEE STORMWATER MANAGEMENT PLAN SHEETS. OfA �� SCOT 4RC'OLLINSZ Lic. No. 035791 2� (p 161 ONAL �O0 ;V In N_ A I\ % f . 1,) _ 1 ..., ;T- a 7.\ i � f fj �!u4 H w FU) w 37 O 2: O U) cu'r �r Z O O O Q ,_, U oC w uj F- a_ Lu M cwn ul cwn Lu W ce In N_ A I\ % f . 1,) _ 1 ..., ;T- a 7.\ i � f fj �!u4 / / l / / / / / / / / / j f / / // / / / / J I 1 � �1 SEDIMENT TRAP 2 DESIGN INFO: A � I v ( ? ii A / j ( f`- /. /� / ) \ I DRAINAGE AREA: 0.04 ACRES \ I f t / / / i / / \ / / / / / , / /� / l / / / / WET STORAGE REQUIRED: 2.7 CY / / / / i / / / ; / / . / / / �/ BEAVR CR NiLL QORPORATiON, } \ _ ' 1 � \ / / / / / �( �I `^ WET STORAGE PROVIDED. 3.0 CY i _ r , / / % // / / / % / / ` /T P OJ6OO- O9- '00 -067UO \ WET STORAGE ELEVATION: 650.5 \!' C t� `� \ / / / / / / / �/ / / DRY STORAGE REQUIRED: 2.7 CY � \ �� I tr; � / / / �� / / / / / / / // / / // // / /� 70�ED: ,RA RURAL A�PC�A pRY STORAGE PROVibED: 3 -0 CY c D t C)- ` C f / / / / ' / / / i / 5� - / / / / / / / // / / / / / / / / / / i / DRY STORAGE ELEVATION: 651 \ t9 L", 1) - __ __ v I / '- - / / / \ 1 WEIR LENGHT: 3 FEET � ' 0 \ / \ / / / / / % i / / / / / / _-- , % � A �� � / / / \ I // / / / / / / < / / i BOTTOM DIMENSIONS: 23' X / / /` / / � / / / � � / /Aj ' / / CC�/ , � / �� �� G__P / / ) j -- - ----- . ___J\7___ __ -_- - -- - -- \ ` " - - - - -- - i / ( \ / � i / \\ / / / / �, , / / / / c� / // / / � � CO b . b - / _ - - _ - - --- - _ _ �_/ - �\/ ��� � \ \ _ ".. _ - -- i.." f / / J L� / / %r / ^ /�/ �J /PRIVATE SANITARY SEWER INSTALLED WITH \ _ ✓ /� / \ V / /`t` EASEMENT / _, - / \ `J__ , i' \ T _ / / , r _ ` / / / I / �/ / / �\J C?� / / l THIS PLAN ' -- - � ,' ; / / i / / \// - , J/ / 1 - � / ,' r (-, / / / v � / f v l / r, `-, f ( /� l , l i A - _. _ - �, i / I /I / t� / / /- / \T f / �7 / / / / CONTRACTOR / � 9 'I -- _ - -- _, - -- -- -_ -.--- - - / f / / j / 1 / / ( / / ( J CONTRACTOR CONTRACTOR ST2 i I K / / ,CO / PORTI -POTTY / )C- - - - / / O r / / / � � / STAGING AREA FUELING AREA I - _,' j � = / / �/ / % / LOCATION / _ / / ! / P 41 / / / // /�/ / / / /�- - / - -T-• -- -- /,/ / -- _ - _ _ / / \ i r i -- -- --- - / / PROPOSED LIMITS OF / t' / / X \X X X X / / / / / / / / � _ �- - __ ___ / / I // / / DISTURBANCE =1.67ACRES / / I / / �� / z / % / '/ / ZPAF�K,l D N / / - � _ T CONSTRUCTION ENTRANCE X ,' / / / _ �__ ._ \._- ,/ \____ . / , , a'X7o PAVED ENTRANCE MIN. - - - - - - / / U J ~- _ _ / �/ I _ __ __ - -- -- .. _ __ __ x__ %' / / , - F E Y S- i O SE % / CSJ / / / / -- -o o -o- �` o - -o�o - o- o- o- o -o - -o- o= o -o _._o- o-- o- o- o-- o-- o - -o -o- _,_ -_ -_/ - / - / 30' N iG- DlSTGRB BUFFFER d� SE�'BACK� - - / G - - _ / \__ / / ; / //_ - - /� �, - 7z- - = L - - - -- -- _ x __- X _ - - _ j �? - - - _ - f- i / , / 'r / `Tl�Y� P- 3 11 ^ _ _/ / ' / / /,/ �rl - - EXISTING ASPHALT \a �( _�. ,� ._ _ / / � / ; , / - \ ` )� -T -- IP - / �JDdE�: LIGHT IN t sTRIAL / � ,� / � �.,,, DRIVEWAYS - �'° _ - -- 4� � 1 / / / / % � / � � ��.��a ° i / / / 50' B��iL/DING �ETE3ACK / ,� �Gj�' � / � � � '�`._ - - -/e / ., / l /l / /, � r / - - -- _ - -� ��.p O -- z - - -� -- - - -" -__ --% -_ / CO 1 Q\ � ! %- FZ 15" STORI`�S ?5" .STORDA. _ c Y_ « �4",� T�Jf2- �'. ° �, °o \ / /� / / % j f I / c,- //l j' / _� I i / l ��� �� - sTOf i �-. ,) > - oo \k c / / / / ✓� / }� / / i / / / / / / i IP T fl� / / / / / / /. \ \o / / / / /� v (l \� I Il / ; / / / / 1 ;_ ' � I _ - n o - 1 ./ 0. \. _ .\ �a f .1 0�.o. . 2 /O / I / / / / /, /// �I / i -� / / // // / / /'.•� / / f % / // l / l/ / \ I / I ,/ / ` / / / / / / / / -_P/ � I ( `° / i / /�/ //� / /// // ! 'V I I / / / l i / / //' , / / �F o ! / / I � �C.. I / / / ��/ / / /// / ;T l / /, I I sT� I v / � .,/- I Qv /// / - = i 1 / I I / ; / �/ ~� / / ( P OSED / /�/'�. /// / / -_ / i I 5 MENT //� _� / / '` / / I / / / �� 1 lI ) //` / / Py -%--,_ / � /// l I I /\,_` //,// // / / / / �� / / / / / / l l ®P �' ,_� / / / / / / I I . �v � � . . . � � . � � . . . / 1 / // , // 1 /__p / x �I/ i / ) / / i / / / xi / / / / / / �/ -_ / / / I I / y / I 16' WASH -OUT / f0 /T4 -/C / / �/ // I AREA TN P Cr�5 AZ7, O9 0�/-q(01 oa 7 /l N I rT r-, - r, r n h -f._7 'I N I r� I I C- -r: n I A I/ / _ '., -- \ l l ' LJ , v IYl \ \\ � 0° t- �! - / r / / // / / ,z / I { \ \, L // / / / / // j - // �/\___/\,�___/� ' \ �- coo 1 O` \ \ \ o � / i ioo' STREAM BUFFER / / / / / U i } 1 l O o< y poi / / / i/ / -) _� / - I \ /Z / /' , / i 1 l I \ V / / % / / / A �I / �/' �� TORMWATE 6 �r� - � - � . / / / jL \ ` I ANAGEMENT S� \ ~C _ 1 - / / / / r��o / <<- FACILITY 6u v / / � �� , T 6) \ , ; / r-/ -1, l v, , y i \. j � ID EXISTING STORAGE i I / /� % 1 / � BUILDING C \ \ o �� , EXISTING POND PART OF / \ ( / / 'z � ( � l l ` I STORMWATER MANAGEMENT X / / _ � � �' PLAN AND E &S PLAN I �� I i / // r Il ��, � \ ; -. ASSOCIATED WITH THREE J // / / I, ' - ��.. -�-' ° NOTCH'D CENTER SITE PLAN / - / ' - �� o.� SDP- zoo8- oos79. WPO I / / / /� / I / , \ / `�\\ `, I \ \ o., 2oz3- 00006y `_� / /, %/ s , ' _ ``� 6 ` r / I.-- \ O \ \`- __ \ ✓/ /% ��, . / 6 �- -- TMP 056A - 0- 0= 9\ 00 / 1-/ - - X\ ZONEDDy E iT INDUS IRI�L / ❑ /moo 'v \�v / /�' /� '�/ �- `" - \ �� ; , _ / + / ( / i ) � \ / k - ' - l�{ / �_� / � ! / - L / / } % �% u r EXISTING STORAGE ;� -_ _ o�� / / �F / \ t l r r / Y BU G B .�/ � J � � l ' I / \ - EXISTING ASPHALT I N / \ \� % � r 1.11 / \ \ l� P. ----// / �. / / / \ DRIVEWAYS % / \ �. I ; , I f I / S � � // -- / _ _ _ O.� -- - - \ I I x - -�� % LIMIT OF - - -- - -- - r -- - ti , \ I - _ ; j� I I TEMPURARY / ,` _ , - _ -. _ - - , -- �.._._ , _ _ _ - - -- --:: - _ - i p \ / 8 j` 1 r - _.:. _ " - I 1 ` / G ADING . / \ SAN l O'- ; - F� '�, / / _ \ 1a ; x R EASEMENT � r \ M H � - \x (STING STO��AGE s -, r \ � I � i / \ \ W77 _� - BUILDING A t � i N, �. / /-- LOCATION OF I --- - ----- ___- -_ _ _ _ ` <_ t G / / _ SITE DUMPSTER / ; _ - -- - -- - - - - -� '- - =��, _ ! % - � / � i �_ __ _ ; . -- - \ \ i / / PROPOSED LIMITS R 0 U TE 2 40 LL C - - - - - / - _ \ \ / ( ,� �P / / DISTURBANCE = i.6 A S / � \ - ; f / -. r, �� 1�� \ \' ` ( + j 7 r TMP 056A2 -01 -00 -05800 _ __ _ / , / 1. \ ' C� ��� \ �Q i / ( C / _- -_ ZONED. LIGHT INDUSTRIAL / �8' ��' / /��,�OQO EROSION CONTROL NOTES 8c NARRATIVE - � �' , `<,`' __ __- _ �, I l cry v / /' L� = �._ PROJECT DESCRIPTION: i r �nl ,fin r� / 1 / /, - 0 � � \ THE PURPOSE OF THIS LAND DISTURBING ACTIVITY IS TO CONSTRUCT THE REMAINING (2) STORAGE BUILDINGS WITHIN SEQUENCE OF CONSTRUCTION: , -- - - / - , , `� ', THE CHARLOTTESVILLE SELF STORAGE FACILITY LOCATED IN CROZET, VIRGINIA. THE PARKING LOT, UTILITIES, DRAINAGE, 1. NOTIFY AL.BEMARLE COUNTY TO SCHEDULE APRE- CONSTRUCTION MEETING AS REQUIRED. / / ✓t _ , �.-- " f ,, \� ,-,\ AND OTHER INFRASTRUCTURE WERE ORIGINALLY INSTALLED DURING THE INITIAL LAND DISTURBING ACTIVITIES. THIS 2• NO EROSION CONTROL MEASURES MAY BE REMOVED DURING THE CONSTRUCTION PROCESS / / ' - - "- - -- - �� �- \ 1, - \ LAND DISTURBANCE ACTIVITY WILL CONSTRUCT THE LAST (2) BUILDINGS ON THE PROPERTY AND COMPLETE THE PAVING WITHOUT THE APPROVAL FROM THE INSPECTOR ON THE PROJECT. / _ / -ROUTE 2 40 LLC `- - - -= �`J �� \ � / V ON THE SITE. THE PADS AND PARKING AREA HAVE BEEN GRADED AND ARE CURRENTLY STONED AND USED AS RV PARKING 3. CONTRACTOR SHALL INSTALL THE PROPOSED SAFETY FENCE AS SHOWN ON THE PLAN BEFORE AND - % ' - - - __ -, - _ - � 0 1�MP 056A3 00 00 00609 __, �, ` � --� _� ,� , AREAS. ALSO INCLUDED IN THIS LAND DISTURBING ACTIVITY IS THE COMPLETION /CONVERSION OF THE EXISTING CONSTRUCTION OR LAND DISTURBING ACTIVITIES TAKE PLACE ON THE SITE. THERE IS NO PROPOSED _ / - - f L i ca �' - - I� 1. SEDIMENT TRAP TO A BIO- FILTER TO COMPLETE THE STORMWATER REQUIREMENTS FOR THIS PORTION OF THE SITE. THE TREE CLEARING ACTIVITIES WITH THIS LAND DISTURBANCE ACTIVITY. 1, ;I ZONED: LIGHT I N D U S TR� AL ` � 1 Q0 / / TOTAL LAND DISTURBING ACTIVITY PROPOSED ON THE PROPERTY IS 1.67 ACRES. THE PROPOSED CONSTRUCTION ACTIVITY 4. INSTALL THE PAVED CONSTRUCTION ENTRANCE AS SHOWN ON THE PLANS. THE CONSTRUCTION / \ \ / r" � I 0 / 7'� AS SHOWN ON THIS WPO PLAN IS PART OF SITE PLAN SDP2004- 00106. ENTRANCE SHALL BE INSTALLED AS SHOWN TO MINIMIZE THE TRANSPORT OF SEDIMENT BY I 1 \ j \ \ ly / \ (VEHICULAR) TRACKING ONTO THE PAVED SURFACES. WHERE SEDIMENT IS TRANSPORTED ONTO A - I j `�, \ ��, / . Al I \ EXISTING SITE CONDITIONS: PUBLIC ROAD SURFACE, THE ROAD SHALL BE CLEANED THOROUGHLY AT THE END OF EACH DAY. \ ,� 1-1 /� / , THE ENTIRE SITE WAS GRADED AND CONSTRUCTED WITH THE INITIAL LAND DISTURBING ACTIVITIES ON THE PROPERTY IN SEDIMENT SHALL BE REMOVED FROM THE ROADS BY SHOVELING OR SWEEPING AND TRANSPORTING \ G" ` i cg , 2005, BUT NOT ALL THE STORAGE BUILDINGS WERE CONSTRUCTED AT THAT TIME. THE PADS AND ACCESS AISLES FOR THE TO A SEDIIMENT CONTROL DISPOSAL AREA. STREET WASHING SHALL BE ALLOWED ONLY AFTER THE \ ,I \ - , . \/ FUTURE STORAGE BUILDINGS WERE GRADED TO SUBGRADE OF THE BUILDING PADS FOR THE FUTURE CONSTRUCTION OF SEDIMENT IS REMOVED IN THIS MANNER. INSTALL THE SEDIMENT TRAP AND DIVERSION DIKE AS � \\ \ ,' ` ,, \ i `v / / SHOWN TIO ALLOW THE SEDIMENT LADEN RUN -OFF TO BE COLLECTED & TRANSPORTED IN ' ( s. THE BUILDING UNITS, STONE WAS PLACED ON THEM, AND THIS AREA WAS USED FOR RV PARKING. ALL THE \ % - INFRASTRUCTURE INCLUDING THE UTILITIES, DRAINAGE STRUCTURES, AND STORMWATER MANAGEMENT FACILITIES ACCORDANCE WITH E &S REGULATIONS. \'/ I ,, .` ;/ . � *. � / �..1 WERE INSTALLED WITH THE INITIAL LAND DISTURBING ACTIVITIES. ALL THE NECESSARY OFFSITE UTILITY WORK AND 5. THE CONSTRUCTION PARKING AND STAGING AREAS ARE LOCATED PARTIALLY ON THE EXISTING / F,o ' ` } / / I GRADING WAS PERFORMED AT THATTIME AS WELL. ASPHALT PARKING LOT AND PARTIALLY ON THE EXISTING STONE AREA AS SHOWN ON THE PLAN. / // / j0 _` t 1 1 \ / 6. INSTALL THE PERIMETER CONSTRUCTION MEASURES AS SHOWN ON THE EROSION AND SEDIMENT / / FM I r " / ` I CONTROL PLAN. THIS INCLUDES THE INLET PROTECTION AT THE EXISTING STORM INLETS AROUND / /, / N C I `/ ADJACENT AREAS: ACCESS TO THE SITE IS FROM THREE NOTCH'D ROAD, WITH IS LOCATED TO THE SOUTH OF THE PROJECT SITE. RURAL THE PARKING LOT AND TRAVELWAYS THE SILT FENCE AND DIVERSION DIKES THAT ENCOMPASSES ) //1l I ` / % . . UNDEVELOPED AREA IS LOCATED TO THE NORTH OF THE PROPERTY. COMMERCIAL BUILDINGS ARE LOCATED TO THE EAST, THE DISTURBED AREAS, AND THE OTHER EROSION AND SEDIMENT CONTROL MEASURES AS SHOWN ` r' / ~' \\ j/` � / / f f/ AND THERE ARE INDUSTRIAL BUILDINGS TO THE WEST OF THE PROPERTY. THE PROPERTY DRAINS TO THE NORTH OF THE ON THE PLAN. ALL EROSION CONTROL MEASURES INTENDED TO TRAP SEDIMENT SHALL BE / , ' . / \ / SITE TO AN EXISTING STORMWATER MANAGEMENT FACILITY LOCATED AND SHARED BY THE ADJACENT PARCEL AND INSTALLED AND MADE FUNCTIONAL BEFORE UPSLOPE LAND DISTURBANCE TAKES PLACE. THE I \ i / T /- / OUTFALLS TO A STREAM. SEDIMENT TRAP SHALL BE MAINTAINED THROUGHOUT THE LAND DISTURBANCE ACTIVITY. THE TRAP SHALL BE CLEANED OUT IN ACCORDANCE TO THE REQUIREMENTS LISTED WITHIN THIS EROSION AND , v I �' o LEj Cl E, ND VIRGINIA EROSION &SEDIMENT CON7 OFFSITE LAND DISTURBANCE: SEDIMENT CONTROL PLAN. © - \ V - ERQS�M�N CoNTRoL HANDBOOK SPECIRCA77ON NUMBER 17 V--- ', ... !9n . THIS LAND DISTURBING ACTIVITY INCLUDES THE COMPLETION OF THE STORMWATER MANAGEMENT FACILITY LOCATED 7. ONCE ALL, THE EROSION CONTROL ITEMS HAVE BEEN INSTALLED AS SHOWN ON THE PLAN AND THE Sediment Trap 1 des ROADS '� WITHIN THE GRADING EASEMENT ON THE ADJACENT PROPERTY. THIS FACILITY WAS PART OF THE APPROVAL OF THE INSPECTOR HAS APPROVED THE EROSION CONTROL MEASURES, THE CONTRACTOR CAN BEGIN THE o ORIGINAL SITE PLAN FOR THE PROJECT. - drainage ) a �LT=1 STRAW BAIL BARRIER 3.04 11 8. PERMANENT OR TEMPORARY SOIL STABILIZATION SMALL BE APPLIED TO DENUDED AREAS WITHIN l trap wlu } t Vim` EXlS77NG CULVERT CONSTRUCTION OF THE BUILDING FOUNDATIONS. v �. area (acres) ( <3) 167 - - Q meS i - __ CREST Or STONE WEIR ' _ SEVEN DAYS AFTER FINAL GRADE IS REACHED ON ANY PORTION OF THE SITE. TEMPORARY SOIL a a CRITICAL AREAS: v. , v elevation (ft), area (st) wlume(cy} OR"O CULVERT DD TEMPORARY DIVERSION DIKE 3.09 CRITICAL AREAS ON THE SITE WILL BE PROTECTED DURING THIS LAND DISTURBING ACTIVITY. CONSTRUCTION SILT FENCE STABILIZATION SHALL BE APPLIED WITHIN SEVEN DAYS TO DENUDED AREAS THAT MAY NOT BE AT p v \ `_.\7 , 64100- 3039 0' 0 0� 1 °- _ _. ._ _ _.. ; . .. _ __._. AND DIVERSION DIKES WILL PREVENT ANY SEDIMENT FROM LEAVING THE SITE TO THE NORTH AND IMPACTING THE FINAL GRADE BUT WILL REMAIN DORMANT (UNDISTURBED) FOR LONGER THAN 30 DAYS. I 64200. 3880 0 127 8' DRY STORAGE N vrw j ��� /� DROP INLET & STRUCTURE NO. - 1 - -1 LL\ ST � &oo TEMPORARY SEDIMENT TRAP 3.13 STREAM. SILT FENCE AND OUTLET PROTECTION BELOW THE STORMWATER MANAGEMENT FACILITY AND 5EDIMENTTRAP PERMANENT STABILIZATION SHALL BE APPLIED TO AREAS THAT ARE TO BE LEFT DORMANT FOR _ �, 64300 4750 0 287 4; WILL ALSO KEEP THE SEDIMENT FROM IMPACTING THE EXISTING SWIM FACILITY ON THE PROPERTY. NO SEDIMENT SHALL MORE THAN ONE YEAR. _ - - CURB 0 __ _ 5645 0, 479 6 ,,� sroRacE BE TRACKED ON THE EXISTING STORAGE AREA OR ONTO THREE NOTCH'D ROAD. 9. INLET PROTECTION, DIVERSION DIKES, SILT FENCE, AND THE SEDIMENT TRAP SHALL BE MONITORED v - � - -. _ - THROUGHOUT THE CONSTRUCTION DEVELOPMENT OF THE BUILDING UNITS. IF THE SILT FENCE, IOC' A740�,�„ CURB & GUl TER IP INLET PROTECTION 3.07 _ _ __ _ cIMMO SOILS: DITCHES, OR STONE FILTERS AT THE INLETS AND OUTFALLS BECOME CLOGGED WITH SEDIMENT, THE :.... .::...::.....,_,.- ......;.:.,,, ALL GRADING ASSOCIATED WITH THIS LAND DISTURBING ACTIVITY WAS PERFORMED WITH THE INITIAL LAND SEDIMENT SHALL BE REMOVED AND THE STONE CLEANED AND /OR REPLACED. wet storage v - - - -- PROPOSED PAVEMENT _ ... _ _. _ s.t3 , �," r _ ., -. SF SILT FENCE 3.05 DISTURBANCE IN 2005. NO GRADING IS PROPOSED AT THIS TIME FOR THE COMPLETION OF THE STORAGE FACILITY. THE 10. COMPLETE REMAINING GRADING ONSITE AND INSTALL THE STONE BASE AND PAVEMENT ON THE wet storage required Icy) (67*DA) 11 19] EXISTING SOILS AND SOILS DESCRIPTION ARE SHOWN ON THIS SHEET AS A REFERENCE. PARKING ILOT AND ACCESS AISLE. bottom of stone welt (ft) sae o EC -3A DITCH � 1111- NOTE: ALL SANITARY SEWER ON wet storage proaded at this elevation Icy) 118 91 _ 11. COMPLETION OF THE STORMWATER MANAGEMENT FACILITIES SHALL BE PERFORMED AFTER THE sl of wet sto a sides 2:1! _ i ( I EC 3A c� CONS7RUC770N ENTRANCE 3.02 mg C 3A DITCH a� DEPTH OF E T T EXISTING. NO NEW _. __ __ . THE EISE 4D ASHE LOAM, 7 TO 25 PERCENT SLOPES. THIS SOIL I5 MODERATELY DEEP, MODERATELY STEEP, SOMEWHAT CONSTRUiCTION ACTIVITY FROM THE CONSTRUCTION OF THE BUILDINGS HAS BEEN COMPLETED ANp / � � 6 EXCESSIVELY DRAINED SOIL. IT IS ON NARROW CONVEX RIDGETOPS ON POINTS OF RIDGES, AND ON SIDE SLOPES. THE STABILIZED. STORM PIPE IS PROPOSED. weer lerx3th (ft) (6xpAy 10 0 __ DEPTH T BEDROCK IS APPROXIMATELY 50 INCHES. THE SURFACE dry storage bottom of trap elevation (ft) 641 -- _ EC -2 DITCH PERMEABILITY OF THIS SOIL IS MODERATELY RAPID. O BE 12. ONCE THE CONSTRUCTION ACTIVITY HAS BEEN COMPLETED AND WITHIN 30 DAYS AFTER FINAL SITE - - - - - _. _ -' ' ' ` CD CHECK DAM 3.20 LAYER AND SUBSOIL ARE VERY STRONGLY ACID. SURFACE RUNOFF l5 RAPID. POTENTIAL FROST ACTION AND dry storage required (cy) (fi7*DA) „ 111.9 !"bottom It dimensions. 16x190 ` STABILIZATION E TEMPORARY Y E NO LONGER NEEDED D ONCE THE ... _. ZA�TION OR AFTER TH E R MEASURES ARE LO , AN crest of stone weir, 643.0 to of dam elevation (ft) 644` 11-11. SHRINK -SWELL POTENTIAL IS LOW. THE EROSION HAZARD IS SEVERE IN AREAS WITHOUT ADEQUATE COVER. SLOPE, INSPECTOR HAS GIVEN APPROVAL, THE CONTRACTOR CAN REMOVE THE EROSION CONTROL t sided hi ! c 138.6+ t p width of dam 8 61 DEPTH OF EC -2 DITCH dry s orage pro _ at t _s a e'at on. (. 11 , -_. " -+ °P__ (..)__ _.. __,___,_"_l 6 MODERATELY RAPID PERMEABILITY, AND DEPTH TO ROCK, LIMIT THE SOIL FOR BUILDING SITE DEVELOPMENT. MEASURES. NO ITEM SHALL BE REMOVED UNLESS THE UPSTREAM AREAS ARE STABILIZED AND THE slope of dry s #orage sides 2:1; top trap dimensions 28x202'1 FD� TEMPORARY FILL DIVERSION 3.10 INSPECTOR GIVES PERMISSION. EARTH DITCH - 37B3 - HAYESVILLE CLAY LOAM, 2 TO 7 PERCENT SLOPES & 37C3 - HAYESVILLE CLAY LOAM, 7 TO 15 PERCENT SLOPES. 13. MAINTAIN! ALL EROSION CONTROL MEASURES AS SPECIFIED IN THE VIRGINIA EROSION AND - _ - _ - THIS SOIL IS DEEP, SLOPING, AND WELL DRAINED. SOIL IS ON NARROW CONVEX RIDGETOPS. SLOPES ARE SMOOTH AND SEDIMENT CONTROL HANDBOOK, REMOVING ONLY WHEN APPROVED BY THE LOCAL PROGRAM " ° "" "" "" - DRIVEWAY CULVERT OV - DIVERSION 3.12 _._ - , -.__. _. -_. -- �_. . _. -_ �__._._ �_.. .� AVAILABLE R CAPACITY MODERATE. SURFACE RUNOFF 1S - ABOUT 200 TO 400 FT LONG. PERMEABILITY AND AV BLE WATE C C ADMINISTRATOR IN ACCORDANCE WITH THE VIRGINIA EROSION AND SEDIMENT CONTROL MEDIUM. THE HAZARD OF EROSION IS MODERATE. BEDROCK IS GENERALLY AT A DEPTH OF MORE THAN 60 INCHES. THIS HANDBOOK. ' . SOIL IS STRONGLY ACID. MODERATE PERMEABILITY, CLAYEY SUBSOIL AND SLOPE LIMIT USE OF THIS SOIL AS A BUILDING 14. UNLESS OTHERWISE AUTHORIZED BY THE LOCAL PROGRAM ADMINISTRATOR, TRAPPED SEDIMENT for reference:, BENCH MARK PERMANENT SEEDING 3.32 11 PS PS SITE. LOW STRENGTH AND EXCESS FINES LIMIT THE SOIL A5 A GOOD SOURCE OF ROADFILL. AND THE DISTURBED SOIL AREAS RESULTING FROM THE DISPOSITION OF THE TEMPORARY �_ - . CLEARING LIMITS MEASURES SHALL BE PERMANENTLY STABILIZED TO PREVENT FURTHER EROSION AND - -; �- - 81B - THURMONT LOAM, 2 TO 7 PERCENT SLOPES. THIS SOIL IS DEEP, GENTLY SLOPING, AND WELL DRAINED. SOIL IS SEDIMENTATION. ; -- `� "` -"`- 2 o p:a 2.0 i �_ TO ' -- TD TOPSOILING 3.30 ON ELONGATED RIDGES. PERMEABILITY IS MODERATE AND AVAILABLE WATER CAPACITY IS HIGH. SURFACE RUNOFF IS 2.5 rs 2:5 - - ;. - - - - - - - -I -_ VDOT STANDARD STOP SIGN GRAPHIC SCALE 30 ���� _._ _ MEDIUM. THE HAZARD OF EROSION IS MODERATE. SUBSOIL HAS LOW SHRINK - SWELL. SOIL IS STRONGLY ACID ! �, 2s 3.0 " _. " -- - THROUGHOUT. SOIL AS A GOOD SOURCE OF ROADFILL. ^' No H a.o a.o - -- - - 200' EXISTING CONTOUR O CULVERT INLET PR01FC1TON 3 08 a.s.5 4.0 40 0 20 40 80 160 I 6.0 4.3 4.5 -._ _ _ - 91- URBAN LAND, 0 TO 10 PERCENT SLOPES. CONSIDERED DEVELOPED SOIL AREAS FOR PARKING LOTS, SCHOOLS, �� -- s -,,....._ - 200 PROPOSED CONTOUR SHOPPING CENTERS, ETC. -I MO. Vaa . - __ _ { IN FEET ) 1 inch = 40 ft. sic ELEV. 240.55 PROPOSED SPOT ELEVA77ON f - - - -- 7BC DENOTES TOP /BACK OF CURB T/B DENO7FS TOP OF BOX • WT/ldk .5.113 (all, - - __ !. :! :!: ❖ : ❖: : SAFETY FENCE J. O:E Z��l -,--A-, ,�S)_ SC R OT . COLLINS� Lic. No. 035791 1�__- � 41 111. �,4 1SZONAL E�G;� N, z in En . ,Q, , , <1 0\ \o _T_ I ILL z \o z rA Pz � z 0 FIRST FLOOR 0 FIN. FL. 4 W O ELEV. = 657.00 d' I � TOP OF ROOF °' m C LOL N ELEV. = 669.00 O PROPOSED STORAGE N W W > BUILDING G > IZ 60'x200' 6o' oo STOCKPILE o _j < W AREA H z FIRST FLOOR a w FIN. FL. w w !� ELEV. = 658.00 rn (1) TOP OF ROOF g ELEV. = 670.00 0 W o - L]l \C3 . 0 R \z - '., -- \ l l ' LJ , v IYl \ \\ � 0° t- �! - / r / / // / / ,z / I { \ \, L // / / / / // j - // �/\___/\,�___/� ' \ �- coo 1 O` \ \ \ o � / i ioo' STREAM BUFFER / / / / / U i } 1 l O o< y poi / / / i/ / -) _� / - I \ /Z / /' , / i 1 l I \ V / / % / / / A �I / �/' �� TORMWATE 6 �r� - � - � . / / / jL \ ` I ANAGEMENT S� \ ~C _ 1 - / / / / r��o / <<- FACILITY 6u v / / � �� , T 6) \ , ; / r-/ -1, l v, , y i \. j � ID EXISTING STORAGE i I / /� % 1 / � BUILDING C \ \ o �� , EXISTING POND PART OF / \ ( / / 'z � ( � l l ` I STORMWATER MANAGEMENT X / / _ � � �' PLAN AND E &S PLAN I �� I i / // r Il ��, � \ ; -. ASSOCIATED WITH THREE J // / / I, ' - ��.. -�-' ° NOTCH'D CENTER SITE PLAN / - / ' - �� o.� SDP- zoo8- oos79. WPO I / / / /� / I / , \ / `�\\ `, I \ \ o., 2oz3- 00006y `_� / /, %/ s , ' _ ``� 6 ` r / I.-- \ O \ \`- __ \ ✓/ /% ��, . / 6 �- -- TMP 056A - 0- 0= 9\ 00 / 1-/ - - X\ ZONEDDy E iT INDUS IRI�L / ❑ /moo 'v \�v / /�' /� '�/ �- `" - \ �� ; , _ / + / ( / i ) � \ / k - ' - l�{ / �_� / � ! / - L / / } % �% u r EXISTING STORAGE ;� -_ _ o�� / / �F / \ t l r r / Y BU G B .�/ � J � � l ' I / \ - EXISTING ASPHALT I N / \ \� % � r 1.11 / \ \ l� P. ----// / �. / / / \ DRIVEWAYS % / \ �. I ; , I f I / S � � // -- / _ _ _ O.� -- - - \ I I x - -�� % LIMIT OF - - -- - -- - r -- - ti , \ I - _ ; j� I I TEMPURARY / ,` _ , - _ -. _ - - , -- �.._._ , _ _ _ - - -- --:: - _ - i p \ / 8 j` 1 r - _.:. _ " - I 1 ` / G ADING . / \ SAN l O'- ; - F� '�, / / _ \ 1a ; x R EASEMENT � r \ M H � - \x (STING STO��AGE s -, r \ � I � i / \ \ W77 _� - BUILDING A t � i N, �. / /-- LOCATION OF I --- - ----- ___- -_ _ _ _ ` <_ t G / / _ SITE DUMPSTER / ; _ - -- - -- - - - - -� '- - =��, _ ! % - � / � i �_ __ _ ; . -- - \ \ i / / PROPOSED LIMITS R 0 U TE 2 40 LL C - - - - - / - _ \ \ / ( ,� �P / / DISTURBANCE = i.6 A S / � \ - ; f / -. r, �� 1�� \ \' ` ( + j 7 r TMP 056A2 -01 -00 -05800 _ __ _ / , / 1. \ ' C� ��� \ �Q i / ( C / _- -_ ZONED. LIGHT INDUSTRIAL / �8' ��' / /��,�OQO EROSION CONTROL NOTES 8c NARRATIVE - � �' , `<,`' __ __- _ �, I l cry v / /' L� = �._ PROJECT DESCRIPTION: i r �nl ,fin r� / 1 / /, - 0 � � \ THE PURPOSE OF THIS LAND DISTURBING ACTIVITY IS TO CONSTRUCT THE REMAINING (2) STORAGE BUILDINGS WITHIN SEQUENCE OF CONSTRUCTION: , -- - - / - , , `� ', THE CHARLOTTESVILLE SELF STORAGE FACILITY LOCATED IN CROZET, VIRGINIA. THE PARKING LOT, UTILITIES, DRAINAGE, 1. NOTIFY AL.BEMARLE COUNTY TO SCHEDULE APRE- CONSTRUCTION MEETING AS REQUIRED. / / ✓t _ , �.-- " f ,, \� ,-,\ AND OTHER INFRASTRUCTURE WERE ORIGINALLY INSTALLED DURING THE INITIAL LAND DISTURBING ACTIVITIES. THIS 2• NO EROSION CONTROL MEASURES MAY BE REMOVED DURING THE CONSTRUCTION PROCESS / / ' - - "- - -- - �� �- \ 1, - \ LAND DISTURBANCE ACTIVITY WILL CONSTRUCT THE LAST (2) BUILDINGS ON THE PROPERTY AND COMPLETE THE PAVING WITHOUT THE APPROVAL FROM THE INSPECTOR ON THE PROJECT. / _ / -ROUTE 2 40 LLC `- - - -= �`J �� \ � / V ON THE SITE. THE PADS AND PARKING AREA HAVE BEEN GRADED AND ARE CURRENTLY STONED AND USED AS RV PARKING 3. CONTRACTOR SHALL INSTALL THE PROPOSED SAFETY FENCE AS SHOWN ON THE PLAN BEFORE AND - % ' - - - __ -, - _ - � 0 1�MP 056A3 00 00 00609 __, �, ` � --� _� ,� , AREAS. ALSO INCLUDED IN THIS LAND DISTURBING ACTIVITY IS THE COMPLETION /CONVERSION OF THE EXISTING CONSTRUCTION OR LAND DISTURBING ACTIVITIES TAKE PLACE ON THE SITE. THERE IS NO PROPOSED _ / - - f L i ca �' - - I� 1. SEDIMENT TRAP TO A BIO- FILTER TO COMPLETE THE STORMWATER REQUIREMENTS FOR THIS PORTION OF THE SITE. THE TREE CLEARING ACTIVITIES WITH THIS LAND DISTURBANCE ACTIVITY. 1, ;I ZONED: LIGHT I N D U S TR� AL ` � 1 Q0 / / TOTAL LAND DISTURBING ACTIVITY PROPOSED ON THE PROPERTY IS 1.67 ACRES. THE PROPOSED CONSTRUCTION ACTIVITY 4. INSTALL THE PAVED CONSTRUCTION ENTRANCE AS SHOWN ON THE PLANS. THE CONSTRUCTION / \ \ / r" � I 0 / 7'� AS SHOWN ON THIS WPO PLAN IS PART OF SITE PLAN SDP2004- 00106. ENTRANCE SHALL BE INSTALLED AS SHOWN TO MINIMIZE THE TRANSPORT OF SEDIMENT BY I 1 \ j \ \ ly / \ (VEHICULAR) TRACKING ONTO THE PAVED SURFACES. WHERE SEDIMENT IS TRANSPORTED ONTO A - I j `�, \ ��, / . Al I \ EXISTING SITE CONDITIONS: PUBLIC ROAD SURFACE, THE ROAD SHALL BE CLEANED THOROUGHLY AT THE END OF EACH DAY. \ ,� 1-1 /� / , THE ENTIRE SITE WAS GRADED AND CONSTRUCTED WITH THE INITIAL LAND DISTURBING ACTIVITIES ON THE PROPERTY IN SEDIMENT SHALL BE REMOVED FROM THE ROADS BY SHOVELING OR SWEEPING AND TRANSPORTING \ G" ` i cg , 2005, BUT NOT ALL THE STORAGE BUILDINGS WERE CONSTRUCTED AT THAT TIME. THE PADS AND ACCESS AISLES FOR THE TO A SEDIIMENT CONTROL DISPOSAL AREA. STREET WASHING SHALL BE ALLOWED ONLY AFTER THE \ ,I \ - , . \/ FUTURE STORAGE BUILDINGS WERE GRADED TO SUBGRADE OF THE BUILDING PADS FOR THE FUTURE CONSTRUCTION OF SEDIMENT IS REMOVED IN THIS MANNER. INSTALL THE SEDIMENT TRAP AND DIVERSION DIKE AS � \\ \ ,' ` ,, \ i `v / / SHOWN TIO ALLOW THE SEDIMENT LADEN RUN -OFF TO BE COLLECTED & TRANSPORTED IN ' ( s. THE BUILDING UNITS, STONE WAS PLACED ON THEM, AND THIS AREA WAS USED FOR RV PARKING. ALL THE \ % - INFRASTRUCTURE INCLUDING THE UTILITIES, DRAINAGE STRUCTURES, AND STORMWATER MANAGEMENT FACILITIES ACCORDANCE WITH E &S REGULATIONS. \'/ I ,, .` ;/ . � *. � / �..1 WERE INSTALLED WITH THE INITIAL LAND DISTURBING ACTIVITIES. ALL THE NECESSARY OFFSITE UTILITY WORK AND 5. THE CONSTRUCTION PARKING AND STAGING AREAS ARE LOCATED PARTIALLY ON THE EXISTING / F,o ' ` } / / I GRADING WAS PERFORMED AT THATTIME AS WELL. ASPHALT PARKING LOT AND PARTIALLY ON THE EXISTING STONE AREA AS SHOWN ON THE PLAN. / // / j0 _` t 1 1 \ / 6. INSTALL THE PERIMETER CONSTRUCTION MEASURES AS SHOWN ON THE EROSION AND SEDIMENT / / FM I r " / ` I CONTROL PLAN. THIS INCLUDES THE INLET PROTECTION AT THE EXISTING STORM INLETS AROUND / /, / N C I `/ ADJACENT AREAS: ACCESS TO THE SITE IS FROM THREE NOTCH'D ROAD, WITH IS LOCATED TO THE SOUTH OF THE PROJECT SITE. RURAL THE PARKING LOT AND TRAVELWAYS THE SILT FENCE AND DIVERSION DIKES THAT ENCOMPASSES ) //1l I ` / % . . UNDEVELOPED AREA IS LOCATED TO THE NORTH OF THE PROPERTY. COMMERCIAL BUILDINGS ARE LOCATED TO THE EAST, THE DISTURBED AREAS, AND THE OTHER EROSION AND SEDIMENT CONTROL MEASURES AS SHOWN ` r' / ~' \\ j/` � / / f f/ AND THERE ARE INDUSTRIAL BUILDINGS TO THE WEST OF THE PROPERTY. THE PROPERTY DRAINS TO THE NORTH OF THE ON THE PLAN. ALL EROSION CONTROL MEASURES INTENDED TO TRAP SEDIMENT SHALL BE / , ' . / \ / SITE TO AN EXISTING STORMWATER MANAGEMENT FACILITY LOCATED AND SHARED BY THE ADJACENT PARCEL AND INSTALLED AND MADE FUNCTIONAL BEFORE UPSLOPE LAND DISTURBANCE TAKES PLACE. THE I \ i / T /- / OUTFALLS TO A STREAM. SEDIMENT TRAP SHALL BE MAINTAINED THROUGHOUT THE LAND DISTURBANCE ACTIVITY. THE TRAP SHALL BE CLEANED OUT IN ACCORDANCE TO THE REQUIREMENTS LISTED WITHIN THIS EROSION AND , v I �' o LEj Cl E, ND VIRGINIA EROSION &SEDIMENT CON7 OFFSITE LAND DISTURBANCE: SEDIMENT CONTROL PLAN. © - \ V - ERQS�M�N CoNTRoL HANDBOOK SPECIRCA77ON NUMBER 17 V--- ', ... !9n . THIS LAND DISTURBING ACTIVITY INCLUDES THE COMPLETION OF THE STORMWATER MANAGEMENT FACILITY LOCATED 7. ONCE ALL, THE EROSION CONTROL ITEMS HAVE BEEN INSTALLED AS SHOWN ON THE PLAN AND THE Sediment Trap 1 des ROADS '� WITHIN THE GRADING EASEMENT ON THE ADJACENT PROPERTY. THIS FACILITY WAS PART OF THE APPROVAL OF THE INSPECTOR HAS APPROVED THE EROSION CONTROL MEASURES, THE CONTRACTOR CAN BEGIN THE o ORIGINAL SITE PLAN FOR THE PROJECT. - drainage ) a �LT=1 STRAW BAIL BARRIER 3.04 11 8. PERMANENT OR TEMPORARY SOIL STABILIZATION SMALL BE APPLIED TO DENUDED AREAS WITHIN l trap wlu } t Vim` EXlS77NG CULVERT CONSTRUCTION OF THE BUILDING FOUNDATIONS. v �. area (acres) ( <3) 167 - - Q meS i - __ CREST Or STONE WEIR ' _ SEVEN DAYS AFTER FINAL GRADE IS REACHED ON ANY PORTION OF THE SITE. TEMPORARY SOIL a a CRITICAL AREAS: v. , v elevation (ft), area (st) wlume(cy} OR"O CULVERT DD TEMPORARY DIVERSION DIKE 3.09 CRITICAL AREAS ON THE SITE WILL BE PROTECTED DURING THIS LAND DISTURBING ACTIVITY. CONSTRUCTION SILT FENCE STABILIZATION SHALL BE APPLIED WITHIN SEVEN DAYS TO DENUDED AREAS THAT MAY NOT BE AT p v \ `_.\7 , 64100- 3039 0' 0 0� 1 °- _ _. ._ _ _.. ; . .. _ __._. AND DIVERSION DIKES WILL PREVENT ANY SEDIMENT FROM LEAVING THE SITE TO THE NORTH AND IMPACTING THE FINAL GRADE BUT WILL REMAIN DORMANT (UNDISTURBED) FOR LONGER THAN 30 DAYS. I 64200. 3880 0 127 8' DRY STORAGE N vrw j ��� /� DROP INLET & STRUCTURE NO. - 1 - -1 LL\ ST � &oo TEMPORARY SEDIMENT TRAP 3.13 STREAM. SILT FENCE AND OUTLET PROTECTION BELOW THE STORMWATER MANAGEMENT FACILITY AND 5EDIMENTTRAP PERMANENT STABILIZATION SHALL BE APPLIED TO AREAS THAT ARE TO BE LEFT DORMANT FOR _ �, 64300 4750 0 287 4; WILL ALSO KEEP THE SEDIMENT FROM IMPACTING THE EXISTING SWIM FACILITY ON THE PROPERTY. NO SEDIMENT SHALL MORE THAN ONE YEAR. _ - - CURB 0 __ _ 5645 0, 479 6 ,,� sroRacE BE TRACKED ON THE EXISTING STORAGE AREA OR ONTO THREE NOTCH'D ROAD. 9. INLET PROTECTION, DIVERSION DIKES, SILT FENCE, AND THE SEDIMENT TRAP SHALL BE MONITORED v - � - -. _ - THROUGHOUT THE CONSTRUCTION DEVELOPMENT OF THE BUILDING UNITS. IF THE SILT FENCE, IOC' A740�,�„ CURB & GUl TER IP INLET PROTECTION 3.07 _ _ __ _ cIMMO SOILS: DITCHES, OR STONE FILTERS AT THE INLETS AND OUTFALLS BECOME CLOGGED WITH SEDIMENT, THE :.... .::...::.....,_,.- ......;.:.,,, ALL GRADING ASSOCIATED WITH THIS LAND DISTURBING ACTIVITY WAS PERFORMED WITH THE INITIAL LAND SEDIMENT SHALL BE REMOVED AND THE STONE CLEANED AND /OR REPLACED. wet storage v - - - -- PROPOSED PAVEMENT _ ... _ _. _ s.t3 , �," r _ ., -. SF SILT FENCE 3.05 DISTURBANCE IN 2005. NO GRADING IS PROPOSED AT THIS TIME FOR THE COMPLETION OF THE STORAGE FACILITY. THE 10. COMPLETE REMAINING GRADING ONSITE AND INSTALL THE STONE BASE AND PAVEMENT ON THE wet storage required Icy) (67*DA) 11 19] EXISTING SOILS AND SOILS DESCRIPTION ARE SHOWN ON THIS SHEET AS A REFERENCE. PARKING ILOT AND ACCESS AISLE. bottom of stone welt (ft) sae o EC -3A DITCH � 1111- NOTE: ALL SANITARY SEWER ON wet storage proaded at this elevation Icy) 118 91 _ 11. COMPLETION OF THE STORMWATER MANAGEMENT FACILITIES SHALL BE PERFORMED AFTER THE sl of wet sto a sides 2:1! _ i ( I EC 3A c� CONS7RUC770N ENTRANCE 3.02 mg C 3A DITCH a� DEPTH OF E T T EXISTING. NO NEW _. __ __ . THE EISE 4D ASHE LOAM, 7 TO 25 PERCENT SLOPES. THIS SOIL I5 MODERATELY DEEP, MODERATELY STEEP, SOMEWHAT CONSTRUiCTION ACTIVITY FROM THE CONSTRUCTION OF THE BUILDINGS HAS BEEN COMPLETED ANp / � � 6 EXCESSIVELY DRAINED SOIL. IT IS ON NARROW CONVEX RIDGETOPS ON POINTS OF RIDGES, AND ON SIDE SLOPES. THE STABILIZED. STORM PIPE IS PROPOSED. weer lerx3th (ft) (6xpAy 10 0 __ DEPTH T BEDROCK IS APPROXIMATELY 50 INCHES. THE SURFACE dry storage bottom of trap elevation (ft) 641 -- _ EC -2 DITCH PERMEABILITY OF THIS SOIL IS MODERATELY RAPID. O BE 12. ONCE THE CONSTRUCTION ACTIVITY HAS BEEN COMPLETED AND WITHIN 30 DAYS AFTER FINAL SITE - - - - - _. _ -' ' ' ` CD CHECK DAM 3.20 LAYER AND SUBSOIL ARE VERY STRONGLY ACID. SURFACE RUNOFF l5 RAPID. POTENTIAL FROST ACTION AND dry storage required (cy) (fi7*DA) „ 111.9 !"bottom It dimensions. 16x190 ` STABILIZATION E TEMPORARY Y E NO LONGER NEEDED D ONCE THE ... _. ZA�TION OR AFTER TH E R MEASURES ARE LO , AN crest of stone weir, 643.0 to of dam elevation (ft) 644` 11-11. SHRINK -SWELL POTENTIAL IS LOW. THE EROSION HAZARD IS SEVERE IN AREAS WITHOUT ADEQUATE COVER. SLOPE, INSPECTOR HAS GIVEN APPROVAL, THE CONTRACTOR CAN REMOVE THE EROSION CONTROL t sided hi ! c 138.6+ t p width of dam 8 61 DEPTH OF EC -2 DITCH dry s orage pro _ at t _s a e'at on. (. 11 , -_. " -+ °P__ (..)__ _.. __,___,_"_l 6 MODERATELY RAPID PERMEABILITY, AND DEPTH TO ROCK, LIMIT THE SOIL FOR BUILDING SITE DEVELOPMENT. MEASURES. NO ITEM SHALL BE REMOVED UNLESS THE UPSTREAM AREAS ARE STABILIZED AND THE slope of dry s #orage sides 2:1; top trap dimensions 28x202'1 FD� TEMPORARY FILL DIVERSION 3.10 INSPECTOR GIVES PERMISSION. EARTH DITCH - 37B3 - HAYESVILLE CLAY LOAM, 2 TO 7 PERCENT SLOPES & 37C3 - HAYESVILLE CLAY LOAM, 7 TO 15 PERCENT SLOPES. 13. MAINTAIN! ALL EROSION CONTROL MEASURES AS SPECIFIED IN THE VIRGINIA EROSION AND - _ - _ - THIS SOIL IS DEEP, SLOPING, AND WELL DRAINED. SOIL IS ON NARROW CONVEX RIDGETOPS. SLOPES ARE SMOOTH AND SEDIMENT CONTROL HANDBOOK, REMOVING ONLY WHEN APPROVED BY THE LOCAL PROGRAM " ° "" "" "" - DRIVEWAY CULVERT OV - DIVERSION 3.12 _._ - , -.__. _. -_. -- �_. . _. -_ �__._._ �_.. .� AVAILABLE R CAPACITY MODERATE. SURFACE RUNOFF 1S - ABOUT 200 TO 400 FT LONG. PERMEABILITY AND AV BLE WATE C C ADMINISTRATOR IN ACCORDANCE WITH THE VIRGINIA EROSION AND SEDIMENT CONTROL MEDIUM. THE HAZARD OF EROSION IS MODERATE. BEDROCK IS GENERALLY AT A DEPTH OF MORE THAN 60 INCHES. THIS HANDBOOK. ' . SOIL IS STRONGLY ACID. MODERATE PERMEABILITY, CLAYEY SUBSOIL AND SLOPE LIMIT USE OF THIS SOIL AS A BUILDING 14. UNLESS OTHERWISE AUTHORIZED BY THE LOCAL PROGRAM ADMINISTRATOR, TRAPPED SEDIMENT for reference:, BENCH MARK PERMANENT SEEDING 3.32 11 PS PS SITE. LOW STRENGTH AND EXCESS FINES LIMIT THE SOIL A5 A GOOD SOURCE OF ROADFILL. AND THE DISTURBED SOIL AREAS RESULTING FROM THE DISPOSITION OF THE TEMPORARY �_ - . CLEARING LIMITS MEASURES SHALL BE PERMANENTLY STABILIZED TO PREVENT FURTHER EROSION AND - -; �- - 81B - THURMONT LOAM, 2 TO 7 PERCENT SLOPES. THIS SOIL IS DEEP, GENTLY SLOPING, AND WELL DRAINED. SOIL IS SEDIMENTATION. ; -- `� "` -"`- 2 o p:a 2.0 i �_ TO ' -- TD TOPSOILING 3.30 ON ELONGATED RIDGES. PERMEABILITY IS MODERATE AND AVAILABLE WATER CAPACITY IS HIGH. SURFACE RUNOFF IS 2.5 rs 2:5 - - ;. - - - - - - - -I -_ VDOT STANDARD STOP SIGN GRAPHIC SCALE 30 ���� _._ _ MEDIUM. THE HAZARD OF EROSION IS MODERATE. SUBSOIL HAS LOW SHRINK - SWELL. SOIL IS STRONGLY ACID ! �, 2s 3.0 " _. " -- - THROUGHOUT. SOIL AS A GOOD SOURCE OF ROADFILL. ^' No H a.o a.o - -- - - 200' EXISTING CONTOUR O CULVERT INLET PR01FC1TON 3 08 a.s.5 4.0 40 0 20 40 80 160 I 6.0 4.3 4.5 -._ _ _ - 91- URBAN LAND, 0 TO 10 PERCENT SLOPES. CONSIDERED DEVELOPED SOIL AREAS FOR PARKING LOTS, SCHOOLS, �� -- s -,,....._ - 200 PROPOSED CONTOUR SHOPPING CENTERS, ETC. -I MO. Vaa . - __ _ { IN FEET ) 1 inch = 40 ft. sic ELEV. 240.55 PROPOSED SPOT ELEVA77ON f - - - -- 7BC DENOTES TOP /BACK OF CURB T/B DENO7FS TOP OF BOX • WT/ldk .5.113 (all, - - __ !. :! :!: ❖ : ❖: : SAFETY FENCE J. O:E Z��l -,--A-, ,�S)_ SC R OT . COLLINS� Lic. No. 035791 1�__- � 41 111. �,4 1SZONAL E�G;� In! t ' un � ,a .-r ° � 41 NT z in En <1 _T_ I ILL z z z rA x � z 0 a 0 4 W O O d' I � °' m C LOL N O N W W > > IZ oo o o _j < W W H z a w w w !� rn (1) > w W W In! t ' un � ,a .-r ° � 41 NT 04 a N O :;Pp a �� Q U a- Ld 1111111111111111111 _j � r_ J F_ 0 Q Ce CC c 1111111111111111111111111111 0) F- L W ■ ■ ` o W z ° - 111111111111 F- (� - L9 �.,/ O a O < U a C -C N a� �- 3r z < � O z -C . :r Wa -, U -C C L W I � F-_1 O� a� U. W -0 W -J (n ° W c Ln "'"'_ E U) (f) 0 F- W Z � z W W z z J Z o Z F- ICI H �'- X11 z oC W W W a W LL. c c I < r L C a v o o .j a 0 N a S a i. H T H !g U ' ` lu- a w Ce CL U) -C JOB N0. a 122076 v SCALE C -C 111=40' C C O. C C :1az 14� t z <1 _T_ I ILL M r rA z 0 0) C 0 N W W d' I I ° °' m C LOL N O N W W > > 122076 v SCALE C -C 111=40' C C O. C C :1az 14� t TOTAL LBS GENERAL SLOPE -,3 1 OR LESS PER ACRE KENTUCKY 31 FESCUE 128 LBS. RED TOP GRASS 2 LBS. SEASONAL NURSE CROP 20 LBS. fAM& NURSE CROP 150 LBS FEBRUARY 16 THROUGH APRIL ANNUAL RYE MAY 1 THROUGH AUGUST 15 FOXTAIL MILLET AUGUST 16 THROUGH OCTOBER ANNUAL RYE NOVEMBER THROUGH FEBRUARY 15 WINTER RYE NOTES: 1. LIME AND FERTILIZER NEEDS SHALL BE DETERMINED BY SOIL TESTS AND APPLIED IN ACCORDANCE WITH VESCH STD. 3.32, 2. SEEDINGS TO BE MULCHED IMMEDIATELY UPON COMPLETION OF SEED APPLICATION, IN ACCORDANCE W/ VESCH STD 3.35, PS PERMANENT SEEDING SCHEDULE NO SCALE (SM ♦ SP: 3W OF VROOM EROSM ♦ X1T WNTf'i L HANDBWK, WD ®) D D TEMPORARY DIVERSION DIKE_ Compacted Soil Non - Erodable Liner 18" min. _ —Flow 4.5' min. SOURCE: VA. DSWC PLATE 3.09 -1 ATTACH FILTER FABr, TO STAKES OR POST EXTEND IT INTO 7RD SH SL E SLOPES, STRIPS WHERE EERM£ATERJALBOV R THTHE RM D AANCHORPlEI` NETI�TED AC COVERINGS BEHIND THE BERM. .MAY BE APPLIED ACROSS THE SLOPE. BERM i 1 1 BRING MATERIAL DOWN TO A LEVEL AREA BEFORE T' ; ` == STEEP I UNfl ! AN D S ��La TI02 N. INT AL5. �D ``` SLOPE IN DITCHES APPLY PROTECTIVE COVERING PARALLEL t0 THE DIRECTION OF FLOW. ONIr 04T RIALSIN THE REQUIRED. THE DITCH !f AT ALL POSSIBLE: )EN STAKE 1 POST IN = 5' MIN, EXCAVATED SOIL COMPAC EDD AND it : 4x4" TRENCH SIL T FENCE sF (WI TROUT WIRE SUPPORT) .05- NO SCALE ON SLOPES APPLY P COVERING PARALLEL TO THE IRECTION OF FLOW AND ANCHOR SECURELY. .aLQtE SOIL STARILIZA TION BLANKET �Em Au � na Iwwcw TREATMENT 1 NO SCALE Swce Va. DSWC ,--CURB INLET J CONCRETE BLOCK WRE SCREEN GRAVEL* FILTER OR 15 COARSE AGGREGATE. Q BLOCK & GRA VEL CURB INLET �P�VIENT F TER o7 -s IL NO SCALE TABLE 3,31.8 ACCEPTABLE TEMPORARY SEEDING PLANT MATERIALS "QUICK REFERENCE FOR ALL REGIONS* Rate S ecies Ms-lac-re) Sept. 1 w Feb. 15 50/50 Mix Of Annual Ryegrass (Lolium multi- florum) & 50-100 Corral (Winter) Ryc wr. do) Feb. 16 - Apr. iii Annual Ryegrass 60-100 dalium ) May 1 - Aug 31 German Millet 50 Source. M its DSWC C TABLE 3.399-* TABLE 3.31-C ADHESIVES SED FOR OUST CONTROL z O Q Water O �►FFhQa' U Dilution: Type +oaf` Rate., z D =) O AAnonic O Z O,^ V/� -j H H A. halt mulsion 7.1 Coarse Spray 1,,200 Latex Emulsion- 12 .5.,1 Fine Spray 235 Resin in Water 4;1 Fire Spray 3001 Acrylic mull ort comic Acrylic E tnuWon (Traffic) 3S >i��e Spry 350 Swce Va. DSWC ,--CURB INLET J CONCRETE BLOCK WRE SCREEN GRAVEL* FILTER OR 15 COARSE AGGREGATE. Q BLOCK & GRA VEL CURB INLET �P�VIENT F TER o7 -s IL NO SCALE TABLE 3,31.8 ACCEPTABLE TEMPORARY SEEDING PLANT MATERIALS "QUICK REFERENCE FOR ALL REGIONS* Rate S ecies Ms-lac-re) Sept. 1 w Feb. 15 50/50 Mix Of Annual Ryegrass (Lolium multi- florum) & 50-100 Corral (Winter) Ryc wr. do) Feb. 16 - Apr. iii Annual Ryegrass 60-100 dalium ) May 1 - Aug 31 German Millet 50 Source. M its DSWC C m6tm WM-'- S10E UPLATtON r "M "01110 t x = --a- _SECM ON &-A WM& A MM M WXM t TW OF 't" IS RED M1 A MI &M WM HOSE DM. OF I X "'�PAVW 7W 9 ME xrs SET 4 1/;2"' MAIM WMANT VM FRWI PIMQR mvwi IT x A80ME GRAM AM f OFF EDGE OF PAV DAW. PERSFECTIVE VIEW PERSPECTIVE VIEW PERSPECTIVE VIEW PLASTIC Source: Adapted from Conwed Plastics and SCOT R. COLLINSZ ti Lic. �gNo. 035791 7� o" �sIONAL ��A�r' TABLE 3.31-C H z O Q O O U # } F— z D =) O =) O O Z O,^ V/� -j H H a 6- 0- U) C (A V) tENI ,! w cC W at MEN NON '.. =ONE . . . Fig �I _ __... ! t= > - ' . •., ,.�.,., W _ ., .,,. i E_ 7 U b t 1.:..Y 11 7171 111,41 H MENNEN m6tm WM-'- S10E UPLATtON r "M "01110 t x = --a- _SECM ON &-A WM& A MM M WXM t TW OF 't" IS RED M1 A MI &M WM HOSE DM. OF I X "'�PAVW 7W 9 ME xrs SET 4 1/;2"' MAIM WMANT VM FRWI PIMQR mvwi IT x A80ME GRAM AM f OFF EDGE OF PAV DAW. PERSFECTIVE VIEW PERSPECTIVE VIEW PERSPECTIVE VIEW PLASTIC Source: Adapted from Conwed Plastics and SCOT R. COLLINSZ ti Lic. �gNo. 035791 7� o" �sIONAL ��A�r' EIf to "4 ,-E Q N :; ' L900 M cvi 01) N M E 0 LU N N W LLJ J w 0 Q F- r5 j vI ;" w U) w J< Q 0 0 C) N t �J C6 ' ^ Lu J ' v O !Z W wo� a N 0 0z� t� aC ` ) ! ) O (w�, O 1 � yn Q 00 a W � a rn J V p N O z� 0 0 v F— U / L Q Q% U. z J w0 W a W� LL! z Lij W 0 z J Cl) zz Z J J CI!) z ° w 0 ° H U) 00 Q r/ Q 0�� wx x W a _ F- v oU W U 4 Ln -Oo JOB NO. 0 122076 m SCALE AS SHOWN SHEET NO. a 3 s H H z O Q O O U U F— } F— z D =) O =) O O Z O,^ V/� -j H H a 6- 0- U) C (A V) w x w cC W at EIf to "4 ,-E Q N :; ' L900 M cvi 01) N M E 0 LU N N W LLJ J w 0 Q F- r5 j vI ;" w U) w J< Q 0 0 C) N t �J C6 ' ^ Lu J ' v O !Z W wo� a N 0 0z� t� aC ` ) ! ) O (w�, O 1 � yn Q 00 a W � a rn J V p N O z� 0 0 v F— U / L Q Q% U. z J w0 W a W� LL! z Lij W 0 z J Cl) zz Z J J CI!) z ° w 0 ° H U) 00 Q r/ Q 0�� wx x W a _ F- v oU W U 4 Ln -Oo JOB NO. 0 122076 m SCALE AS SHOWN SHEET NO. a 3 s /� l / // / / l / // / / / // / / �) f I �, A A I A / / / / I �" / 1 / / // / / / / i �� \ 1 i ; �rx i / / / \ ,, 6-, I / / ./ / / / / /// / �// / / /BEAN CREEK HILL GORPORATION. , �� \ �- 7 j � � __ �� / \ / / / / �� �Di u / , / l / ' ,� I / / /// / / l / / ,T P 0600 -0� X00 -06700 V � � <. - -�,. ,�� I �� <� � / / / \ �' / / / / / / / / , / / / / / Z,O- ED:�A' RURAL A�E�A / \/ \ �� vn / / / / / I � � � (C--; / / f / f / / // / / / / / / f/ 1 � , `� / /� \\ I / /,, f ff / // / / /�f / , _ - / �v / - _ 1 _; -_ _ v - I t ) (j / f�A / � / / / - I � , ' \ - _ _ ' ` _ �'� ` `' �/ - ,� r \ / �/ / n / �� _� - - - ,_ '� / _ _ / v�f -� / / /�'/ f cod / j / / / / � � - 1 _ __ __ __. ._ - - - - -- __ - __ 1 / ; / / /I,- / / _, - -- - / i / / I CZ) % x/11 / �_. / _ -- _ J l / / / / / //" f / / / / /' /r , x x f-- , ,l `` _Z X\ �`' - -/� - \x �- ,' x x X __ _� , / / / i / / / /' �� / / / _ —_— — - _ - -- - - — - _ r s / , / I l / / / , / / I /,l f_/ _ J'/ ` l l / <i ) -- _ __ ___ -- - - -- - — -- - -- -- -- - -- --- - -' r z t z / / FFER D PAR K I SETBACK ' C� / r / FE Y _ -- -SP R-0U�SE r N c - -o—f o— o— o —�o - -o o —o o- o— o— o— o— o— oo-- o-- o— n— o— o-- o-- o-- o— o-- o —o - -o o —'0' N N- DISTURB B - -� _ -o -- �- - -- - -- - - - - - - - -- -- - - - -? - __- - - -- - - - - -- = t-�� -- _- i! r \`TMP 5.6-A_(..3) -11 t�_.v -� / / _ / / — - 1-71 f �- / I —/ — � - r _ / �� / / / `� r — ,� — EXISTING `o - --- X - J0 -\� ` �` / / / f / / �` < r % / l - f ! / i / %/ / / / — — -� / . ST❑RM-. SEWER EXISTING ASPHALT �o / o / / / " �C}" J /, �lv r , O EID: LIGHT 1 N�I,'IJST�R I AL / / / / _� SFOlD❑T \ �n / i r r l / / / / / / CL ss DRY/ i \— — — — °� o ° — _ _ — — 50' BICDING SETBACK — _ c' / �_ / % DRIVEWAYS , m_ o ° — j / — %�__ /'� - L-- — — — — --� -- �- / i i i "�i i Q l , l l �/ , ' q k'!Y�iA .. " - _ - _-,mac —' ° �' ��� 000 ( l %� .,,i / / / I {` _ �, r % /%/ // , /I ' / t / c��� . 15. STORM ?5'- STORM. - �1, .STomaM- -�° __ 2 '($TQRMfi �,,, O)� � � �"��\O', / / / QC / - _ / / \/ / j / / / / / � / 1 I 642 5a /-) / / / / / / j l / �,- I / I I �/ 642.50 / / / f� /� // // j / / % I,I' I �E / / % / / // / / / /BI ❑RLTE�TI� / / / / / / /// / / / / /,EA MENT / / / / // / / / , , )� 1 /l / -,,/ ��/ /,;_ , / / /�, // /' /// f / ;� DARA MAC ///// / / // // , i'` / / / / ( 48 E I �., // / �j niTCiING / �/ iz• / f - OUT AEL 1 @1. 7, E ¢ l f /�/ j I �- i i I (1 / l �/`~ l` J \ 1 I ; I / // % A C //l / , T` i , / ) // / / / ��._ i � / /// / / i �� �. / /�/ f / /' 16'x0` VDT / ` 6435° / / / / CLASS 1 1RIP- &AP/ --�/ �G / / / / / APR ❑N I / / i / f /, / / / / ' D.L / ❑uT�sRUCTURE / / / / i / / IN OUT, 837.OQ f / 643.5 / , !_ __ /-. / / � y' / / / / / / ) / / J / , 10x15' VD❑T1 / I / / CLASS 1 RIP-RAP / / / / / / '\ / ` //EMERGENCY i6' „ 23 / % / ❑ TFALL APfIN I TNIP �5 A� - 7O - ,-4 Od- �010C / 7 nnll1n. 1,I 1i rr Inl rI ICTInV / / f �I 2_ _Co 6..{o / it I . — � . .. _ � - 0 . N ;, / 1 j \/ v j ° �° \ °` / / / / / / / -) / / Fes- - j ,- \ °L \ / / - ) j I a °o ff \ � p � __, / / / / // - / / C�\ I`�__ / \ ,, \ / i / / / j / 1 I - \ / // / / �, -- ° STORMWATER �`SJ ��..�\ . / / / / �/ f.__., _ MANAGEMENT / _ . -/ / / / C( /'� � / 10 ll�, �l I FACILITY \\ .\ > / / / / / / ./�� a� \, /� (r ' � \ I . � EXISTING POND PART OF 1 1 / ,\\ � / / / / � , , STORMWATER MANAGEMENT x I / // i, le,�" // � '--_ - \ �) o PLAN AND E &S PLAN / f i / / / i � , / I L, �,^ ASSOCIATED WITH THREE ' ' // / / r / __' i ° NOTCH'D CENTER SITE PLAN _ / / // _ ' ,- '' I o� SD - 8- oos79. WPO I / I / / I \ ;� __� + _ _ / 1 '' b 2 � / ;I - \ °� -�_ �'' -- I/ ;/� , 1 ll� moo\ \o / / " /!/ /, ' 6 ` ` NOTC �'D�` LL-G-, �\ / �o _ - /'g ;7/ I /, / / / TMP 056A� ,OtF 001- �I�3900 i - , - i /'/ // C i _ ZONEDD� --L� HT INDUS1�Rt�L� / �\ ,/ A` f // / / 1 / f 11 / 1 \ / C / '� S„ ) A / / '1 / / �r , / SS / c� / "%' I � J r r , '/ 'i �, / / LL — — — — I EXISTING STORAGE / , / J' / / / 1 / j ( -_.._l I , i / - - - EXISTING ASPHALT BUI LNG B �(-1 / /\ �/ I 1 \, ' / i DRIVEWAYS - `T� / / \ \,'a I d , I ( LMITS ❑F / r \ ��� / , / - J EMP ❑RARY \ - u - - J \�. ` iI GRADING / _ __ % \ 1 . _ _, / __ \` I 1 / , i I l EASEMENT / � � \ `_ S.AN _- _ - __ — _ _ __ _ FN `� 8'�S / / \ , _ I ( / \ MH l _ o o _- �-- - -- -- - -- - J _- -- L� -=- _ / ! XISTlNG ST AGE 6 1 \ 1, { 1 I � / �, \ �. H4 v/ L _ ,� _ /6, _ b Lei BUILDING A / 6 11 / I l x __ _ -- -rt - = -, �, -- __ __� _ -� _- _ - -- - __ - - _�>_a _F I / i \ �, �r � / / I / ' -1 \ _ I / � \ \ \ ` \ �? j / / ROUTE 240 LLC - - = /� ���` \ -\ / t ;a a // `7 /� : - -- _ J / / / \ a, c� cN \ �, ,, � j I `/ / ' IMP 056A2 -01 -00 -05800 / / / _ - - - _ \ _ �` _� / / 1 ( // , Q� / I c� �� I / `� �� I / / /r __ / ZONED: LIGHT INDUSTRIAL , _ _ _ - - ti_ _`,8,� / . , \ // " U- � i ��, �� -� �- z N Q Q, / ;- 0 E 240 LLC ;- _ i o 1 �: �o��o / j z t� // 1 /�MP 056A3- 00- 00 -006OQ _ --� _ 0 / 11 11, �� \ \�� �1 �� �c i �` l �/ t r -� l l ��`�`�°' � � �. k� - - '��� ZONED: LIGHT INDUSTRIAL %� y' �' �` / i I/ I STORMWATER MANAGEMENT NARRATIVE \/ �,?" ,Q o- . / \ \ / - \ \ .� �_ j �'�i/ / \ / - __ THE PROJECT SITE IS WITHIN THE BEAVER CREEK RESERVOIR WATERSHED. STORMWATER MANAGEMENT WILL BE PROVIDED I (� / - / / \ i � � ` , � - \� 1 / �� ONSITE IN ACCORDANCE WITH ALL FEDERAL, STATE AND LOCAL REQUIREMENTS. SURFACE RUNOFF WITHIN THE PROJECT SITE IS ' \ C r I s�P J DIRECTED TO TWO DRAINAGE WAYS (UNNAMED TRIBUTARIES TO BEAVER CREEK). I / j i' / , \ / ,�� - I� \ ___ , : . �yy,; 1. DRAINAGE SHED A IS COMPRISED OF APPROXIMATELY 1.71 ACRES ONSITE AND SURFACE DRAINAGE IS DIRECTED NORTH TO THE f'% �P� I ' / \\ \ I ` `, `" NATURAL DRAINAGE WAY ALONG THE NORTHERN PROPERTY LINE, AND THEN EAST OFFSITE. THE EXISTING CONDITIONS IN \ / / ;' ` I \%' . - � , X. / p ' / " x SHED A CONSIST OF AN EXISTING PARKING LOT THAT WILL BE REDEVELOPED WITH A NEW SELF STORAGE FACILITY WITH TRAVEL /, t < _ / WAYS. THERE WILL BE NO INCREASE IN IMPERVIOUS AREA WITHIN DRAINAGE SHED A, THEREFORE, NO QUANTITY CONTROLS � �X�S.� / I 1 � ° \� i 1 'l / I WILL BE PROVIDED. STORMWATER MANAGEMENT QUALITY CONTROLS (BMP) IN ACCORDANCE WITH ALBEMARLE COUNTY / �7-< TO , i j / j / O FM _ / �. REQUIREMENTS FOR DRINKING WATER WATERSHEDS WILL BE PROVIDED BY A BIO- RENTENTION FACILITY LOCATED TO THE / lM Sr / I / i / ti </ I f` I / �� NORTH OF NEW STORAGE BUILDING G. THE BIG- RETENTION FACILITY WILL PROVIDE 50 PERCENT REMOVAL OF THE TARGET / j v STEM / j l ° � , , l \ " .i ) / / �_, - r POLLUTANT PHOSPHOROUS EXCEEDING THE REQUIRED 1S PERCENT REMOVAL. THE FACILITY WILL BE 15 FEET WIDE AND 194 / / �� / / / / / ` - / \ / /... 1 FEET LONG EQUIPPED WITH A 25 -FOOT GRASSED BUFFER STRIP. THE CONCENTRATED FLOW FROM THE CLOSED CONDUIT / ° STORM DRAIN SYSTEM WITHIN SHED A IS DIRECTED INTO A VDOT CLASS I DRY RIP -RAP APRON PRIOR TO ENTERING THE / % / ® ° j \ / / ~ ll 11 I BIO- RETENTION FACILITY TO RETARD DISCHARGE VELOCITY AND DISSIPATE ENERGY. THE FACILITY INCORPORATES A 10 -FOOT /� ' ` / ' Pte, � . - r r I / / / ) WIDE BY 15 -FOOT RIP -RAP EMERGENCY OUTFALL APRON WITH THE INVERT SET AT ELEVATION 643.50 TO PROVIDE A MAXIMUM p _ h / ° I OF LUCK BI - FILTER / / �� ° v' ° / % , `' PONDED DEPTH OF ONE FOOT. THE BIG- RETENTION FACILITY IS DESIGNED WITH A BIO -FILTER CONSISTING UC O � ( __ 1 � A` E )1 / - / '-- V MIX OR TESTED APPROVED EQUAL WITH THE UNDERDRAIN AND D.I. WITH 12 HPDE OUTFACE. THE BIG- RETENTION AREA WILL % \ � p -, \ v � /J I BE EQUIPPED WITH VEGETATIVE PLANTINGS IN ACCORDANCE WITH WR -14. THE 12 -INCH HPDE BIO- FILTER OUTFALL IS / // ( / {// T ' / EQUIPPED WITH A 10 -FOOT BY 10 -FOOT VbOT CLASS !DRY RIP -RAP OUTFACE SUFFICIENT RIP-RAP APRONS ARE INCLUDED � j / III ° I ° `� ._` i � / //// PROVIDE CLEANOUT AT 50' B €LOW BOTH THE EMERGENCY OUTFALL AND THE BIO- FILTER OUTFALL TO DISSIPATE ENERGY AND RENDER OUTFALL / � _ STONE PROTECTION INTERVALS AND AT ENDS OF VELOCITIES NON - EROSIVE PRIOR TO DISCHARGE INTO THE NATURAL DRAINAGE WAYS. ! '� �. a / I PERFORATED PIPES. i r � ° I ° \ AT INLETS 4" BELOW ` / � - _ PAVEMENT CLEANOUT WITH PREVENT TO PREVENT DRAINAGE SHED B IS COMPRISED OF 7.09 ACRES, OF WHICH 3.66 ACRES ARE ONSITE, AND 3.43 ACRES ARE OFFSITE. THE / I p v `? \ , / \ / //// CLOGGING. WAATTE ��TII PHT EXISTING CONDITIONS IN SHED B CONSIST OF AN EXISTING PARKING LOT AND OPEN SPACE. THE ONSITE AREA WILL BE / / � � ; � ; _ ° / L DROP REDEVELOPED WITH NEW SELF STORAGE BUILDINGS, ALONG WITH TRAVEL WAYS AND PARKING AREAS. APPROXIMATELY 0.40 / / -- __ / SOD TURF INLET Illu ACRES OF ADDITIONAL IMPERVIOUS SURFACE WILL BE GENERATED IN SHED B. SURFACE RUNOFF IN SHED B WILL BE DIRECTED / / / "I / / / / / a � / COVER TO A BISECTING NATURAL DRAINAGE WAY THAT COLLECTS AND CONVEYS SURFACE RUNOFF SOUTHEAST AND EVENTUALLY / % ° / OFFSITE. A COMBINATION SURFACE FACILITY WILL PROVIDE BOTH WATER QUALITY CONTROL AND EXTENDED DETENTION. / / / ti r -o' EVENTS. / STORAGE FOR WATER QUANTITY WILL BE PROVIDED 70 ATTENUATE THE 2 -YEAR AND 10 YEAR POST-DEVELOPMENT S / / 3 SLOP UTILIZING THE MODIFIED DIRECT METHOD, THE ALLOWABLE RELEASE RATE FOR THE POST - DEVELOPED 2 -YEAR STORM I5 21.8 / / I //// % LUCK BIOFILTER MIX (rrnx) / I / i OR TESTED AND. (t - . CFS, AND 28.5 CFS FOR THE 10 -YEAR STORM. ROUTED RELEASE RATES WERE 8.33 CFS FOR THE 2 -YEAR STORM AND 14.19 CFS / / / % I. FOR THE 10 -YEAR STORM. EXTENDED DETENTION VOLUME WILL BE PROVIDED FOR TWICE THE WATER QUALITY VOLUME, AS i , / f ; / / / / APPROVED EQUIVALENT DETERMINED BY CAPTURING THE FIRST Y2 INCH OF POST - DEVELOPED IMPERVIOUS SURFACE IN DRAINAGE SHED B. THE FACILITY f / / / / / / / 50% SAND /30% TOPSOIL IS DESIGNED WITH A MULTI -STAGE OUTFALL STRUCTURE CONTAINING A 3' NOTCHED WEIR TO CONTROL THE 2 -YEAR STORM l� / ! ! 20% LEAF MULCH EVENT. THE FACILITY OUTFACE WILL BE PROVIDED BY DISSIPATING ENERGY AND RENDERING THE OUTFACE VELOCITY / / f ,, / NON- EROSIVE PRIOR TO ENTERING THE NATURAL DRAINAGE WAY. / / /, ` / / ; / 1, (M / / I f 7 7� "� SCOTT R. COLLINSZ Lic. No. 035791 �_ , �I��6 Ilk I-ONAL E�oti I f 15' (MIN) — 01 E0 -. W `o SHEET FLOW TO THE ANALYSIS POINT (AT THE FACILITY BOUTFACE). ' i ,z ,/ FIRST FLOOR 40 PVC 2: x FIN. FL. C? I I // ELEV. = 657.00 a ¢ TOP OF ROOF O (MIN) TO DI OR ELEV. = 669.00 11 DRAINAGE SHED D IS COMPRISED OF 2.64 ACRES ONSITE. THIS AREA CONSISTS OF UNDEVELOPED OPEN SPACE AND WILL I / PROPOSED STORAGE - 2: BUILDING G DRAIN . 60'x200' REMAIN UNDEVELOPED OPEN SPACE. DRAINAGE OCCURS VIA OVERLAND SHEET FLOW TO ANALYSIS POINT B (DOWNSTREAM i Z zN ENTIRE WIDTH AT 20' O.C. 0 ` OF THE SW WBMP DETENTION FACILITY). I / -- �, f 60' 0 Z. ° J M FIRST FLOOR U H 0 FIN. FL. a Lu a ELEV. = 658.00 H o0 O I E TOP OF ROOF CC - V) 670.00 N O\ 1. THE NEED FOR ADDITIONAL PAVEMENT EROSION \d 0 6, ,� 0 . N ;, / 1 j \/ v j ° �° \ °` / / / / / / / -) / / Fes- - j ,- \ °L \ / / - ) j I a °o ff \ � p � __, / / / / // - / / C�\ I`�__ / \ ,, \ / i / / / j / 1 I - \ / // / / �, -- ° STORMWATER �`SJ ��..�\ . / / / / �/ f.__., _ MANAGEMENT / _ . -/ / / / C( /'� � / 10 ll�, �l I FACILITY \\ .\ > / / / / / / ./�� a� \, /� (r ' � \ I . � EXISTING POND PART OF 1 1 / ,\\ � / / / / � , , STORMWATER MANAGEMENT x I / // i, le,�" // � '--_ - \ �) o PLAN AND E &S PLAN / f i / / / i � , / I L, �,^ ASSOCIATED WITH THREE ' ' // / / r / __' i ° NOTCH'D CENTER SITE PLAN _ / / // _ ' ,- '' I o� SD - 8- oos79. WPO I / I / / I \ ;� __� + _ _ / 1 '' b 2 � / ;I - \ °� -�_ �'' -- I/ ;/� , 1 ll� moo\ \o / / " /!/ /, ' 6 ` ` NOTC �'D�` LL-G-, �\ / �o _ - /'g ;7/ I /, / / / TMP 056A� ,OtF 001- �I�3900 i - , - i /'/ // C i _ ZONEDD� --L� HT INDUS1�Rt�L� / �\ ,/ A` f // / / 1 / f 11 / 1 \ / C / '� S„ ) A / / '1 / / �r , / SS / c� / "%' I � J r r , '/ 'i �, / / LL — — — — I EXISTING STORAGE / , / J' / / / 1 / j ( -_.._l I , i / - - - EXISTING ASPHALT BUI LNG B �(-1 / /\ �/ I 1 \, ' / i DRIVEWAYS - `T� / / \ \,'a I d , I ( LMITS ❑F / r \ ��� / , / - J EMP ❑RARY \ - u - - J \�. ` iI GRADING / _ __ % \ 1 . _ _, / __ \` I 1 / , i I l EASEMENT / � � \ `_ S.AN _- _ - __ — _ _ __ _ FN `� 8'�S / / \ , _ I ( / \ MH l _ o o _- �-- - -- -- - -- - J _- -- L� -=- _ / ! XISTlNG ST AGE 6 1 \ 1, { 1 I � / �, \ �. H4 v/ L _ ,� _ /6, _ b Lei BUILDING A / 6 11 / I l x __ _ -- -rt - = -, �, -- __ __� _ -� _- _ - -- - __ - - _�>_a _F I / i \ �, �r � / / I / ' -1 \ _ I / � \ \ \ ` \ �? j / / ROUTE 240 LLC - - = /� ���` \ -\ / t ;a a // `7 /� : - -- _ J / / / \ a, c� cN \ �, ,, � j I `/ / ' IMP 056A2 -01 -00 -05800 / / / _ - - - _ \ _ �` _� / / 1 ( // , Q� / I c� �� I / `� �� I / / /r __ / ZONED: LIGHT INDUSTRIAL , _ _ _ - - ti_ _`,8,� / . , \ // " U- � i ��, �� -� �- z N Q Q, / ;- 0 E 240 LLC ;- _ i o 1 �: �o��o / j z t� // 1 /�MP 056A3- 00- 00 -006OQ _ --� _ 0 / 11 11, �� \ \�� �1 �� �c i �` l �/ t r -� l l ��`�`�°' � � �. k� - - '��� ZONED: LIGHT INDUSTRIAL %� y' �' �` / i I/ I STORMWATER MANAGEMENT NARRATIVE \/ �,?" ,Q o- . / \ \ / - \ \ .� �_ j �'�i/ / \ / - __ THE PROJECT SITE IS WITHIN THE BEAVER CREEK RESERVOIR WATERSHED. STORMWATER MANAGEMENT WILL BE PROVIDED I (� / - / / \ i � � ` , � - \� 1 / �� ONSITE IN ACCORDANCE WITH ALL FEDERAL, STATE AND LOCAL REQUIREMENTS. SURFACE RUNOFF WITHIN THE PROJECT SITE IS ' \ C r I s�P J DIRECTED TO TWO DRAINAGE WAYS (UNNAMED TRIBUTARIES TO BEAVER CREEK). I / j i' / , \ / ,�� - I� \ ___ , : . �yy,; 1. DRAINAGE SHED A IS COMPRISED OF APPROXIMATELY 1.71 ACRES ONSITE AND SURFACE DRAINAGE IS DIRECTED NORTH TO THE f'% �P� I ' / \\ \ I ` `, `" NATURAL DRAINAGE WAY ALONG THE NORTHERN PROPERTY LINE, AND THEN EAST OFFSITE. THE EXISTING CONDITIONS IN \ / / ;' ` I \%' . - � , X. / p ' / " x SHED A CONSIST OF AN EXISTING PARKING LOT THAT WILL BE REDEVELOPED WITH A NEW SELF STORAGE FACILITY WITH TRAVEL /, t < _ / WAYS. THERE WILL BE NO INCREASE IN IMPERVIOUS AREA WITHIN DRAINAGE SHED A, THEREFORE, NO QUANTITY CONTROLS � �X�S.� / I 1 � ° \� i 1 'l / I WILL BE PROVIDED. STORMWATER MANAGEMENT QUALITY CONTROLS (BMP) IN ACCORDANCE WITH ALBEMARLE COUNTY / �7-< TO , i j / j / O FM _ / �. REQUIREMENTS FOR DRINKING WATER WATERSHEDS WILL BE PROVIDED BY A BIO- RENTENTION FACILITY LOCATED TO THE / lM Sr / I / i / ti </ I f` I / �� NORTH OF NEW STORAGE BUILDING G. THE BIG- RETENTION FACILITY WILL PROVIDE 50 PERCENT REMOVAL OF THE TARGET / j v STEM / j l ° � , , l \ " .i ) / / �_, - r POLLUTANT PHOSPHOROUS EXCEEDING THE REQUIRED 1S PERCENT REMOVAL. THE FACILITY WILL BE 15 FEET WIDE AND 194 / / �� / / / / / ` - / \ / /... 1 FEET LONG EQUIPPED WITH A 25 -FOOT GRASSED BUFFER STRIP. THE CONCENTRATED FLOW FROM THE CLOSED CONDUIT / ° STORM DRAIN SYSTEM WITHIN SHED A IS DIRECTED INTO A VDOT CLASS I DRY RIP -RAP APRON PRIOR TO ENTERING THE / % / ® ° j \ / / ~ ll 11 I BIO- RETENTION FACILITY TO RETARD DISCHARGE VELOCITY AND DISSIPATE ENERGY. THE FACILITY INCORPORATES A 10 -FOOT /� ' ` / ' Pte, � . - r r I / / / ) WIDE BY 15 -FOOT RIP -RAP EMERGENCY OUTFALL APRON WITH THE INVERT SET AT ELEVATION 643.50 TO PROVIDE A MAXIMUM p _ h / ° I OF LUCK BI - FILTER / / �� ° v' ° / % , `' PONDED DEPTH OF ONE FOOT. THE BIG- RETENTION FACILITY IS DESIGNED WITH A BIO -FILTER CONSISTING UC O � ( __ 1 � A` E )1 / - / '-- V MIX OR TESTED APPROVED EQUAL WITH THE UNDERDRAIN AND D.I. WITH 12 HPDE OUTFACE. THE BIG- RETENTION AREA WILL % \ � p -, \ v � /J I BE EQUIPPED WITH VEGETATIVE PLANTINGS IN ACCORDANCE WITH WR -14. THE 12 -INCH HPDE BIO- FILTER OUTFALL IS / // ( / {// T ' / EQUIPPED WITH A 10 -FOOT BY 10 -FOOT VbOT CLASS !DRY RIP -RAP OUTFACE SUFFICIENT RIP-RAP APRONS ARE INCLUDED � j / III ° I ° `� ._` i � / //// PROVIDE CLEANOUT AT 50' B €LOW BOTH THE EMERGENCY OUTFALL AND THE BIO- FILTER OUTFALL TO DISSIPATE ENERGY AND RENDER OUTFALL / � _ STONE PROTECTION INTERVALS AND AT ENDS OF VELOCITIES NON - EROSIVE PRIOR TO DISCHARGE INTO THE NATURAL DRAINAGE WAYS. ! '� �. a / I PERFORATED PIPES. i r � ° I ° \ AT INLETS 4" BELOW ` / � - _ PAVEMENT CLEANOUT WITH PREVENT TO PREVENT DRAINAGE SHED B IS COMPRISED OF 7.09 ACRES, OF WHICH 3.66 ACRES ARE ONSITE, AND 3.43 ACRES ARE OFFSITE. THE / I p v `? \ , / \ / //// CLOGGING. WAATTE ��TII PHT EXISTING CONDITIONS IN SHED B CONSIST OF AN EXISTING PARKING LOT AND OPEN SPACE. THE ONSITE AREA WILL BE / / � � ; � ; _ ° / L DROP REDEVELOPED WITH NEW SELF STORAGE BUILDINGS, ALONG WITH TRAVEL WAYS AND PARKING AREAS. APPROXIMATELY 0.40 / / -- __ / SOD TURF INLET Illu ACRES OF ADDITIONAL IMPERVIOUS SURFACE WILL BE GENERATED IN SHED B. SURFACE RUNOFF IN SHED B WILL BE DIRECTED / / / "I / / / / / a � / COVER TO A BISECTING NATURAL DRAINAGE WAY THAT COLLECTS AND CONVEYS SURFACE RUNOFF SOUTHEAST AND EVENTUALLY / % ° / OFFSITE. A COMBINATION SURFACE FACILITY WILL PROVIDE BOTH WATER QUALITY CONTROL AND EXTENDED DETENTION. / / / ti r -o' EVENTS. / STORAGE FOR WATER QUANTITY WILL BE PROVIDED 70 ATTENUATE THE 2 -YEAR AND 10 YEAR POST-DEVELOPMENT S / / 3 SLOP UTILIZING THE MODIFIED DIRECT METHOD, THE ALLOWABLE RELEASE RATE FOR THE POST - DEVELOPED 2 -YEAR STORM I5 21.8 / / I //// % LUCK BIOFILTER MIX (rrnx) / I / i OR TESTED AND. (t - . CFS, AND 28.5 CFS FOR THE 10 -YEAR STORM. ROUTED RELEASE RATES WERE 8.33 CFS FOR THE 2 -YEAR STORM AND 14.19 CFS / / / % I. FOR THE 10 -YEAR STORM. EXTENDED DETENTION VOLUME WILL BE PROVIDED FOR TWICE THE WATER QUALITY VOLUME, AS i , / f ; / / / / APPROVED EQUIVALENT DETERMINED BY CAPTURING THE FIRST Y2 INCH OF POST - DEVELOPED IMPERVIOUS SURFACE IN DRAINAGE SHED B. THE FACILITY f / / / / / / / 50% SAND /30% TOPSOIL IS DESIGNED WITH A MULTI -STAGE OUTFALL STRUCTURE CONTAINING A 3' NOTCHED WEIR TO CONTROL THE 2 -YEAR STORM l� / ! ! 20% LEAF MULCH EVENT. THE FACILITY OUTFACE WILL BE PROVIDED BY DISSIPATING ENERGY AND RENDERING THE OUTFACE VELOCITY / / f ,, / NON- EROSIVE PRIOR TO ENTERING THE NATURAL DRAINAGE WAY. / / /, ` / / ; / 1, (M / / I f 7 7� "� SCOTT R. COLLINSZ Lic. No. 035791 �_ , �I��6 Ilk I-ONAL E�oti i ul Z Al DRAINAGE SHED C IS COMPRISED OF 0.50 ACRES ONSITE. THE EXISTING SURFACE CONDITIONS CONSIST OF AN ASPHALT 11 I / / f I f 15' (MIN) — DRIVEWAY AND OPEN SPACE. THIS AREA WILL BE REDEVELOPED WITH TRAVEL WAYS, PARKING LOTS, NEW SELF - STORAGE BUILDINGS AND AN OFFICE THAT INCORPORATES AN EMPLOYEE RESIDENTIAL APARTMENT. THIS AREA DRAINS BY OVERLAND / I / i/ / I `� / W w SHEET FLOW TO THE ANALYSIS POINT (AT THE FACILITY BOUTFACE). ' i ,/ Z 40 PVC 2: x C? I I // a ¢ O O (MIN) TO DI OR 11 DRAINAGE SHED D IS COMPRISED OF 2.64 ACRES ONSITE. THIS AREA CONSISTS OF UNDEVELOPED OPEN SPACE AND WILL I / 2: STORM DRAIN PROVIDE ACROSS REMAIN UNDEVELOPED OPEN SPACE. DRAINAGE OCCURS VIA OVERLAND SHEET FLOW TO ANALYSIS POINT B (DOWNSTREAM i Z zN ENTIRE WIDTH AT 20' O.C. 0 ` OF THE SW WBMP DETENTION FACILITY). I / -- �, f C) 0 Z. ° J M U W U H 0 z a Lu a WITH BLUE JOINT, RED TOP, OR WILDFLOWER MIX H o0 O I E U) CC COMPLIANCE WITH MS -19. IN SHED A THERE IS NO INCREASE IN RUNOFF AND WATER QUALITY CONTROL HAS BEEN PROVIDED % / 7 W ERSHEDS 1 SHED B WATER UALITY / V) V) N 1. THE NEED FOR ADDITIONAL PAVEMENT EROSION w w ac i ul Z Al DRAINAGE SHED C IS COMPRISED OF 0.50 ACRES ONSITE. THE EXISTING SURFACE CONDITIONS CONSIST OF AN ASPHALT 11 I / / f I f 15' (MIN) — DRIVEWAY AND OPEN SPACE. THIS AREA WILL BE REDEVELOPED WITH TRAVEL WAYS, PARKING LOTS, NEW SELF - STORAGE BUILDINGS AND AN OFFICE THAT INCORPORATES AN EMPLOYEE RESIDENTIAL APARTMENT. THIS AREA DRAINS BY OVERLAND / I / i/ / I `� / 4 " -6" PER ORATED SCHEDULE 4 " -6" NONPERFORATED PVC PIPE AT 1 % SLOPE (MIN) SHEET FLOW TO THE ANALYSIS POINT (AT THE FACILITY BOUTFACE). ' i ,/ UNDERDRAIN GRAVEL "-1 "WRAPPED 40 PVC PIPE OR EQUIVALENT I I // (AASHTO M43, Y2 AT 1% SLOPE (MIN) TO DI OR 11 DRAINAGE SHED D IS COMPRISED OF 2.64 ACRES ONSITE. THIS AREA CONSISTS OF UNDEVELOPED OPEN SPACE AND WILL I / IN FILTER FABRIC) STORM DRAIN PROVIDE ACROSS REMAIN UNDEVELOPED OPEN SPACE. DRAINAGE OCCURS VIA OVERLAND SHEET FLOW TO ANALYSIS POINT B (DOWNSTREAM i ENTIRE WIDTH AT 20' O.C. ` OF THE SW WBMP DETENTION FACILITY). I / -- �, f � BIOFILTER TO BE SEEDED T � NATURAL DRAINAGE SHEDS HAVE BEEN HONORED WITH THIS PLAN AND OUTFALLS HAVE BEEN RENDERED ADEQUATE AND IN / f / WITH BLUE JOINT, RED TOP, OR WILDFLOWER MIX O I E COMPLIANCE WITH MS -19. IN SHED A THERE IS NO INCREASE IN RUNOFF AND WATER QUALITY CONTROL HAS BEEN PROVIDED % / 7 W ERSHEDS 1 SHED B WATER UALITY / -' __ SUITABLE FOR CONDITIONS 1. THE NEED FOR ADDITIONAL PAVEMENT EROSION IN A MANNER WHICH EXCEEDS THE REQUIREMENTS FOR DRINKING WA ER AT . N Q / / GRAPHIC SCALE CONTROL HAS BEEN PROVIDED TO ATTENUATE POST DEVELOPMENT RUNOFF RATES TO THAT LESS THAN THE PRE - DEVELOPED / RATE, AND WATER QUANTITY CONTROL HAS BEEN PROVIDED IN A MANNER WHICH EXCEEDS THE REQUIREMENT FOR DRINKING / / / 40 0 20 40 80 160 WATER WATERSHEDS. / / / — THIS PROJECT (CHARLOTTESVILLE SELF STORAGE AT CROZET) IS IN COMPLIANCE WITH MS -19 IN THAT STORMWATER / / / MANAGEMENT (SWM) QUANTTY CONTROL HAS BEEN PROVIDED ONSITE, WHICH ATTENUATES THE POST- DEVELOPED 2 -YEAR / / / ( IN FEET ) AND 10 -YEAR SURFACE RUNOFF RATE TO THAT BELOW THE PRE - DEVELOPED 2 -YEAR AND 10 -YEAR SURFACE RUNOFF / _ PROTECTION FROM EDGE OF PAVEMENT TO BOTTOM NATIVE GRASSES /SEDGE'S* WILDFLOWER MEADOW OF BIORETENTION AREA MUST BE EVALUATED ON AN PLANTED IN PLUGS AND OR BIOFILTER INDIVIDUAL PROJECT BASIS. SEEDED WITH HEAVY STRAW 2. PROVIDE 1"-O" PONDING DEPTH TO THE CREST OF AN MULCH COVERED WITH EC -2 OVERFLOW STRUCTURE. OVERFLOW STRUCTURE MAY EROSION CONTROL MATTING BE DI IN BIORETENTION AREA, DI IN PAVED AREA i CIHANNEL QR TORM DRAINEIR DISCHARGE TO STABLE GENERATED BY THE SITE. / / / 1 inch = 40 ft. Ln m � � z 0) Ir- a. ti M M V rn ) m 06 NW \�� M d' 1 °' to 0 a i � '"_ Q N W C o 0 �' N N 0 0 to � Q) Q v � z W 4� 0 _1 J I I— -. 0 0 - W z � CD W 0 o ° �C W ° J/ ° w of . 0 � _ 0 z F- U U 0 I O I 1 ( ���+++ 0 W LL ce o t j� a r ° 0 U) W r ) `i ) c S � CD 3: z W 2: W ce z z W .J 0 z w n z LI1 K J w o (J j C) W 0 W ° T 4) � v I.L y CL 0 < r_ GL o -> 0 o .J 0 x N Ce < _ J 0 U ~ Q) W Ut-u ;_ w 0 U 0- U) -0 JOB NO. 0 122076 0 Co SCALE ° -0 1 " =40' 0 m r- SHEET NO, o 4