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HomeMy WebLinkAboutWPO201000057 Plan - Approved 2010-09-10OWNERS. • AVON PROPERTIES, LLC (IMP 91 -14) P.O. BOX 1467 CHARLOTTESVILLE, VA 22902 DONNA MARIE JORDAN 1775 AVON STREET EXTENDED CHARLOTTESVILLE, VA 22902 DEVELOPER: RIVERBEND MANAGEMENT COMPANY CONTACT.- ALAN TAYLOR 110 EAST MAIN STREET S CHARLOTTESVILLE, VA 22902 -5220 (434)293-7537 TAX MAP /PARCEL #: 91 -14, 90 -351, 90 -35J & 90 -35K EROSION MAGISTERIAL: S SCOTTSVILLE DISTRICT AREA: 9 9.24 AC. INDIVIDUAL PARCEL AREAS. • 9 91 -14 (7.66 ac.), 90 -351 (0.51 ac.), 90 -35J (0.53 ac.) & 90 -35K (0.54 ac.) PHASING: P PHASES I THROUGH IV SHALL OCCUR IN CONSECUTIVE ORDER AS NUMBERED IN ORDER TO COMPLY WITH AFFORDABLE HOUSING REQUIREMENTS ARB: T THIS DEVELOPMENT IS LOCATED WITHIN THE ARB REVIEW ENTRANCE CORRIDOR. ARB REVIEW AND APPROVAL IS BEING COORDINATED WI7H THIS FINAL SITE PLAN ZONING: P PRD — ZMA- 2006 -005 APPROVED JUNE 13, 2007 VARIA77ON REQUEST WAS APPROVED 3126110 FOR THE FOLLOWING VARIATIONS FROM THE APPROVED REZONING: • CHANGE IN THE MIXTURE OF UNITS TO 24 CONDO AND 100 TOWNHOUSE UNITS • REMOVAL OF SYSTEMS OF RETAINING WALLS • RE— ORIENTA77ON OF UNITS AND PRIVATE STREETS • ADD177ON OF A NEW ROAD USE, R RESIDENTIAL RECREA TIONAL FACILITIES. CLUBHOUSE WITH FITNESS ROOM AND MEE77NG ROOM, COVERED PAVILION, TERRACE, AND OPEN PARK AREAS. RECREATION AMENITIES TO BE PROVIDED IN COMPLIANCE WITH SEC77ON 4.16.2 OF THE ZONING ORDINANCE. SEE SHEET S -1 FOR ADDI RONAL DETAILS RECREA 77ONAL AREA: T TOTAL RECREA 77ON AREA IS APPROXIMA TEL Y 3, 300 SF (0. 08 AC) CLUBHOUSE =775 SF PAVILION =500 SF TERRACE= 2,025 SF TOTAL =3,300 (0.08 AC) SETBACKS• E EXTERNAL SETBACKS ARE AS FOLLOWS.• REAR= 20' SIDE= 15' FRONT= 25' l Wi41 VER/VARIA TION REQUESTS. • V VARIA77ON REQUEST WAS APPROVED 3126110 FOR THE FOLLOWING VARIA7TONS FROM THE APPROVED REZONING: • CHANGE IN THE MIXTURE OF UNITS TO 24 CONDO AND 100 TOWNHOUSE UNITS • REMOVAL OF SYSTEMS OF RETAINING WALLS • REORIENTA77ON OF UNITS AND PRIVATE STREETS • ADDITION OF A NEW ROAD A LETTER WAS ISSUED BY THE COUNTY ON 5124110 CLARIFYING THAT THE FOLLOWING NEEDED TO BE INCLUDED IN THE FINAL SITE PLAN: • RETAINING WALLS SHALL NOT EXCEED 4' • TOWNHOUSES ON PERIMETER ROAD SHALL HAVE ARCHITECTURAL ELEMENTS THA T ' RELEGA TE PARKING THE BACKS OF UNITS ON LOTS 39 -44 & 69 -74 SHALL HAVE ARCHITECTURAL FEATURES SUCH AS PROJEC77ONS AND PORCHES. SIDEWALKS ON AVINITY LOOP SHALL BE LOCATED ADJACENT TO PAVEMENT TOTAL NUMBER OF UNI TS 1 124 (100 TOWNHOUSE UNITS AND 24 CONDOMINIUM UNITS) DENSITY, N NOTE. DENSITY SHALL NOT EXCEED 124 UNITS, WHICH IS THE MAXIMUM A" OWf1BLE MAX. LIMITS BY TYPE: 1 100 TOWN HOMES' & 24 CONDOS AFFORDABLE UNITS: T THE AFFORDABILITY. ASPECT OF THE PROJECT SHALL BE SATISFIED AS STATED IN THE PROFFERS AND ON THE FRONT PAGE OF THE SITE PLAN. A MONETARY COMPENSA77ON TO THE AFFORDABLE ,HOUSING PROGRAM SHALL BE MADE TO SA77SFY THE AFFORDABLE HOUSING REQUIREMENTS PER THE APP,'�OVED PROFFER. CASH PAYMENTS SHALL BE PROVIDED TO THE AFFORDABLE HOUSING PROGRAM IN THREE (3) INSTALLMENTS AS STATED IN THE APPROVED PROFFERS. THE FIRST PAYMENT OF $99,000 (6 x $16,500 SHALL BE MADE PRIOR TO THE ISSUANCE OF 7HE THIRTY —SIXTH (36TH) BUILDING PERMIT. THE SECC';', d PAYMENT OF $99,000 (6 x $16,500) SHALL BE MADE__P_RIOR TO THE ISSUANCE OF THE SEVENTY= F1A'ST (71 iT) BUILDING PERMIT. 7HE THIRD AND FINAL PAYMENT OF $115,500 (7 x $'16,500) SHALL BE MADE PRIOR 0 7HE ISSUANCE OF THE FINAL BUILDING PERMIT. AFTER ALL THREE (3) PAYMENTS HAVE BEEN kADE, A ;TOTAL OF $313,500 (*99,000 + $99,000 + $115, 500) SHALL HAVE BEEN PAID TO THE AFFORDABLE' Hot j ING PROGRAM. DENSITY.• 1 13.42 DU/AC. — TOTAL DENSITY ALLOWED BY REZONING = 124 UNITS BUILDING HEIGHTS.- M MAXIMUM BUILDING HEIGHTS NOT TO EXCEED 35 FT FOR THE TOWNHOUSE UNITS. 7HE PROPOSED MAXIMUM HEIGHT OF THE CONDOMINIUM BUILDING WILL BE 48 FEET IT SHOULD BE NOTES THAT THE OVERALL HEIGHT OF ±' T THE CONDOMINIUM BUILDING MAY REACH UP TO 65 FT. IN HEIGHT, PROVIDED ADDITIONAL SETBACK IS PROVIDED IN COMPLIANCE WITH SECTION 18- -19.7 OF THE ZONING ORDINANCE. HT OF r rtr RETAINING WALLS.• M r E" ED F T LL RETAI l G' LLS ASSOCIA D rt . 6 AVINITY AND SEDIMENT CONTROL PLAN ZA,U I I Z)VILLL DISTRICT ALBEMARLE COUNTY, VIRGINIA Tr � A TMP 91-'13 COUNTY OF ALBEMARLE SCHOOL BOARD CALE ELEMENTARY SCHOOL ;; LEGEND EROSION & SEDIMENT CONTROL EROSION CONTROL NOTES ROADS MEASURES: - -1 EXISTING CULVERT ES -1: UNLESS OTHERWISE INDICATED, ALL VEGETATIVE AND STRUCTURAL EROSION � STRUCTURAL EROSION AND SEDIMENT CONTROL PRACTICES SHALL BE IN ACCORDANCE AND SEDIMENT CONTROL PRACTICES WILL BE CONSTRUCTED AND CULVERT WITH THE VIRGINIA EROSION AND SEDIMENT CON7ROL HANDBOOK. STRUCTURAL MAINTAINED ACCORDING TO MINIMUM STANDARDS AND SPECIFICA77ONS OF PRAC77CES USED IN THIS SECTION CONSIST OF THE FOLLOWING. • THE VIRGINIA EROSION AND SEDIMENT CONTROL HANDBOOK AND VIRGINIA Q DROP INLET & STRUCTURE NO. REGULA77ONS VR 625 -02 -00 EROSION AND SEDIMENT CON7ROL 3.01 5AFETY FENGE. REGULATIONS. CURB A PR07EC77VE BARRIER INSTALLED TO PREVENT ACCESS TO AN EROSION CON7ROL MEASURE. E5-2: THE PLAN APPROVING AUTHORITY MUST BE N077FIED ONE WEEK PRIOR TO BL USE F AN EROSION CON7ROL MEASURE BY THE PUBLIC PRE­ CONS7RUC77ON CONFERENCE, ONE WEEK PRIOR TO 7HE PROHIBIT 774E UNDESIRABLE 0 R L E PRE CONS7RUC17 N CONFE 0 TO PRO Tl-I CURB & GUTTER APPLICABLE TO ANY CONTROL MEASURE OR SERIES OF MEASURES WHICH CAN BE CONSIDERED COMMENCEMENT OF LAND DISTURBING AC77VITY, AND ONE WEEK PRIOR TO PA UNSAFE BY VIRTUE OF P07EN77AL ACCESS BY THE PUBLIC. THE FINAL INSPECTION. "_: PROPOSED P `" ES -3: ALL EROSION AND SEDIMENT CONTROL MEASURES ARE TO BE PLACED PRIOR O �;ONS7RUC77ON ENTRANCE.• TO OR AS THE FIRST STEP IN CLEARING. EC -3A DITCH A STABILIZED PAVED C0NS7RUC77ON EN7RANCE WITH A WASH RACK LOCATED AT POINTS OF ES -4 :A COPY OF THE APPROVED EROSION AND SEDIMENT CONTROL PLAN SHALL VEHICULAR INGRESS AND EGRESS ON A CONSTRUCTION SITE. TO REDUCE 7HE AMOUNT OF BE MAINTAINED ON THE SITE AT ALL TIMES A DEPTH OF EC -3A DITCH MUD TRANSPORTED ONTO PAVED PUBLIC ROADS BY MOTOR VEHICLES OR RUNOFF ES -5 :PRIOR TO COMMENCING LAND DISTURBING AC77VI77ES IN AREAS OTHER 7HAN CONS7RUC770N ENTRANCES SHALL BE INSTALLED AS SHOWN ON THE PLANS TO REDUCE 77dE INDICATED ON THESE PLANS INCLUDING BUT NOT LIMITED TO, OFF-SITE EC -2 DITCH AMOUNT SEDIMENT 7RANSPORTED ONTO PUBLIC ROADWAYS. BORROW OR WASTE AREAS), THE CONTRACTOR SHALL SUBMIT A 3.01 CONSTRUC7ON ROAD STABlLL7AT70N: SUPPLEMENTARY EROSION CONTROL PLAN TO THE OWNER FOR REVIEW AND 6" DEPTH OF EC -2 DITCH THE TEMPORARY STABILIZA77ON OF ACCESS ROADS, SUBDIVISION ROADS, PARKING AREAS, AND APPROVAL BY THE PLAN APPROVING AUTHORITY. OTHER S17F VEHICLE 77?ANSPORTA77ON ROUTES WITH STONE IMMEDIATELY AFTER GRADING. TO ES -6: THE CONTRACTOR IS RESPONSIBLE FOR INSTALLATON OF ANY ADD177ONAL - _ EARTH DITCH REDUCE EROSION OF 7EMPORARY ROADBEDS BY CONSTRUCTION TRAFFIC DURING WET WEATHER EROSION CONTROL MEASURES NECESSARY TO PREVENT EROSION AND AND TO REDUCE EROSION AND SUBSEQUENT REGARDING OF PERMANENT ROADBEDS BETWEEN SEDIMENTATION AS DE7ERMINED BY THE PLAN APPROVING AUTHORITY DRIVEWAY CULVERT 7HE 77ME OF IN177AL GRADING AND FINAL STABILIZATION. USE WHEREVER STONE -BASE ROADS ES- 7.•ALL DISTURBED AREAS ARE TO DRAIN TO APPROVED SEDIMENT CONTROL OR PARKING AREAS ARE CONS7RUC7E0, WHETHER PERMANENT OR 7EMPORARY, FOR USE BY MEASURES AT ALL 77MES DURING LAND DISTURBING AC77W77ES AND DURING BENCH MARK CONS7RUC77ON TRAFFIC SITE DEVELOPMENT UN77L FINAL STABILIZATION IS ACHIEVED. 3.05 SILT FENCE.• ES -8: DURING DEWA TERJNG OPERATIONS, WA 7ER WILL BE PUMPED PUMPED INTO AN „„ ". _ - CLEARING LIMITS A TEMPORARY SEDIMENT BARRIER CONSIS77NG OF A SMTHE77C FILTER FABRIC STRETCHED APPROVED WAVER FILTERING DEVICE. - L CT A R CONTROL A U ACROSS AND ATTACHED TO SUPPORTING POSTS AND ENTRENCHED, TO INTERCEPT AND DETAIN ES 9: THE CONTRACTOR SHALL INSPECT ALL EROSION MEASURES RES as VDOT STANDARD STOP SIGN SMALL AMOUNTS OF SEDIMENT FROM DISTURBED AREAS DURING CONS77?UCT70N OPERA77ONS IN PERIODICALLY AND AFTER EACH RUNOFF - PRODUCING RAINFALL EVENT. ORDER TO PREVENT SEDIMENT FROM LEAVING THE SITE, AND TO DECREASE THE VELOCITY OF ANY NECESSARY REPAIRS OR CLEANUP TO MAINTAIN THE EFFECTIVENESS - - - -200- - - - EXISTING CONTOUR SHEET FLOWS AND LOW -TO- MODERATE LEVEL CHANNEL FLOWS. THE SILT FENCE BARRIERS OF THE EROSION CON7ROL DEVICES SHALL BE MADE IMMEDIIATELY. SHALL BE INSTALLED DOWN SLOPE OF AREAS WITH MINIMAL GRADES TO FILTER SEDIMENT 200 PROPOSED CONTOUR LADEN RUNOFF FROM SHEET FLOW AS INDICATED. THEY SHALL BE INSPECTED IMMEDIATELY AFTER EACH RAINFALL AND MAINTAINED IN ACCORDANCE NTH THE VIRGINIA EROSION & 240.55 PROPOSED SPOT ELEVA77ON SEDIMENT CONTROL HANDBOOK (VESCH). EROSION CONTROL NOTES .--,*' ~ -- 78C DENOTES TOP /BACK OF CURB 3.09 TEMPORARY D V- RSION DXE, • TIB DEN07ES TOP OF BOX A TEMPORARY RIDGE OF COMPACTED SOIL CONSTRUCTED AT THE TOP OR BASE OF A SLOPING 1. 774E PLAN APPROVING AUTHORITY MUST BE N077FIED ONE WEEK PRIOR TO THE DISTURBED AREA. TO DIVERT STORM RUNOFF FROM UPSLOPE DRAINAGE AREAS AWAY FROM PRE- CONS77?UC770N CONFERENCE, ONE WEEK PRIOR TO THE COMMENCEMENT OF LAND UNPROTECTED DISTURBED AREAS AND SLOPES TO A STABILIZED OUTLET. TO DIVERT DISTURBING ACTIVITY, AND ONE WEEK PRIOR TO 77-IE FINAL INSPECTION. ak VIRGINIA EROSION & SEDIMENT CONTROL SEDIMENT -LADEN RUNOFF FROM A DISTURBED AREA TO A SEDIMENT - TRAPPING FACILITY SUCH 2 ALL EROSION AND SEDIMENT CON7ROL MEASURES WILL BE CONSTRUCTED AND EROSION CONTROL HANDBOOK SPECIFICA77ON NUMBER AS A SEDIMENT TRAP OR SEDIMENT BASIN. USE WHEREVER STORMWATER RUNOFF MUST BE MAINTAINED ACCORDING TO MINIMUM STANDARDS AND SPECIFICATIONS OF THE VIRGINIA * 7EMPORARILY DIVERTED TO PROTECT DISTURBED AREAS AND SLOPES OR RETAIN SEDIMENT ON EROSION AND SEDIMENT CONTROL HANDBOOK AND VIRGINIA REGULA77ONS OR S17E DURING CONS7RUC77ON. 7HESE STRUCTURES GENERALLY HAVE A LIFE EXPECTANCY OF 18 625 -02 -00 EROSION AND SEDIMENT CONTROL REGULATIONS a = STRAW BAIL BARRIER 3 04 MONTHS OR LESS, WHICH CAN BE PROLONGED WITH PROPER MAINTENANCE 3. ALL EROSION AND SEDIMENT CONTROL MEASURES ARE TO BE PLACED PRIOR TO OR AS 774E FIRST S7EP IN CLEARING 0 ODV M, TEMPORARY DIVERSION DIKE 3.09 3.13 TEMPORARY SEDIMENT TRAP: 4. A COPY OF THE APPROVED EROSION AND SEDIMENT CON7ROL PLAN SHALL BE A TEMPORARY PONDING AREA FORMED BY COP!S7RUC77NG AN EARTHEN EMBANKMENT WIN A MAINTAINED ON 7HE SITE AT ALL TIMES STONE OUTLET. TO DETAIN SEDIMENT -LADEN RUNOFF FROM SMALL DISTURBED AREAS LONG 5. PRIOR TO COMMENCING LAND DISTURBING AC77VI77ES IN AREAS OTHER THAN INDICATED ST 0 0 M %oo TEMPORARY SEDIMENT TRAP 3.13 ENOUGH TO ALLOW THE MAJORITY OF THE SEDIMENT TO SETTLE OUT USE BELOW DISTURBED ON THESE PLANS (INCLUDING, BUT NOT LIM17ED TO, OFF -S17E BORROW OR WASTE AREAS WHERE 7HE TOTAL CON7R1BU77NG DRAINAGE AREA IS LESS THAN 3 ACRES, WHERE 774E AREAS), THE CONTRACTOR SHALL SUBMIT A SUPPLEMENTARY EROSION CON7ROL PLAN SOB SEDIMENT BASIN 3.14 SEDIMENT TRAP WILL BE USED NO LONGER THAN 18 MONTHS, AND IT MAY BE CONSTRUCTED TO THE OWNER FOR REVIEW AND APPROVAL BY 7HE PLAN APPROVING AUTHORITY. EITHER INDEPENDENTLY OR IN CONJUNC77ON WITH A TEMPORARY DIVERSION DIKE. 6. THE CONTRACTOR IS RESPONSIBLE FOR INSTAL,LA77ON OF ANY ADD1717ONAL EROSION CONTROL MEASURES NECESSARY TO PREVENT' EROSION AND SEDIME- JVTA77ON AS op -- -- INLET PROTECTON 3.07 3.14 TEMPORARY SEDIMLsNT BASIN: DETERMINED BY THE PLAN APPROVING AU774ORITY. A 7EMPORARY BARRIER OR DAM NTH A CONTROLLED STORMW47ER RELEASE S7RUCTURE 7. ALL DISTURBED AREAS ARE TO DRAIN TO APPROVED SEDIMENT COIW7ROL MEASURES AT FORMED BY CONS7RUC77NG AN EMBANKMENT OF COMPACTED SOIL ACROSS A DRAJNAGEWAY. ALL 77MES DURING LAND DISTURBING AC77W77ES AND DURING SITE DEVELOPMENT UNTIL SF - --X- S/L T FENCE 3.05 TO DETAIL SEDIMENT -LADEN RUNOFF FROM DISTURBED AREAS IN "WET" AND `DRY" STORAGE FINAL STABILIZA77ON IS ACHIEVED. LONG ENOUGH FOR 7HE MAJORITY OF THE SEDIMENT TO SETTLE OUT APPLIES BELOW 8. DURING DEWATERING OPERATIONS, WATER WILL BE PUMPED INTO AN APPROVED DISTURBED AREAS WHERE THE TOTAL CONTRIBU77NG DRAINAGE AREA IS EQUAL TO OR FILTERING DEVICE. CE C� CONSTRUCTION ENTRANCE 3.02 GREATER THAN THREE ACRES. THERE MUST 6E SUFFICIENT SPACE AND APPROPRIATE 9. 774E CONTRACTOR SHALL INSPECT ALL EROSION CONTROL MEASURES' PERIODICALLY AND 0 ro n TOPOGRAPHY FOR 7HE CONS7RUC770W OF A TEMPORARY IMPOUNDMENT. AF7ER EACH RUNOFF - PRODUCING RAINFALL EVENT. ANY NECESSARY REPAIRS OR CLEANUP TO MAINTAIN THE EFFECTIVENESS OF THE EROSION CONTROL DEVICES SHALL CD ' CHECK DAM 320 S7RUQ7URALYLINED APRONS OR OTHER ACCrPTABLE ENERGY DISSIPA77NG DEVICES PLACED 10. ALL MF�EMA7FRIALTO BE TAKEN FROM AN APPROVED, DESIGNATED BORROW AREA. AT 7HE OUTLETS OF PIPES OR PAVED CHANNEL SECTIONS TO PREVENT SCOUR AT 11. ALL WASTE MATERIALS SHALL BE TAKEN TO AN APPROVED WASTE AREA. EARTH FILL (F�'i "'S.- -' - TEMPORARY FILL DIVERSION 3.10 STORMWATER OUTLETS, TO PROTECT THE OUTLET STRUCTURE, AND TO MINIMIZE 7NE POTENTIAL SHALL BE INERT MATERIALS ONLY, FREE OF ROOTS, S7UMPS, WOOD„ RUBBISH, AND j FOR DOWNSTREAM EROSION BY REDUCING THE VELOCITY AND ENERGY OF CONCENTRATED OTHER DEBRIS. STORM WATER FLOWS. APPLICABLE TO THE OUTLETS OF ALL PIPES AND ENGINEERED CHANNEL 12. BORROW OR WASTE AREAS ARE TO BE RECLAIMED WITHIN 7 DAYS OF COMPLETION PER CD ) ­10-- 00 DIVERSION 3.12 SECTIONS ZONING ORDINANCE SECTION 5.1.28. 13. ALL INERT MA7ERIALS SHALL BE 7RANSPORTFO IN COMPLIANCE WITH SECTION 13 -301 ;' J. RIPRAP: OF THE CODE OF ALBEMARLE. V A PERMANENT, EROSION - RESISTANT GROUND ,C OF LARGE, LOOSE; ANGULAR STONE WITH 14. BORROW, FILL OR WASTE ACTIVITY INVOLVING INDUS7RIAL -7YP€ POWER EQUIPMENT CPO PS PERMANENT SEEDING J. FILTER FABRIC OR GRANULAR UNDERLINING. PR07ECT 7HE SOIL FROM THE EROSIVE SHALL BE LIMITED TO THE HOURS OF 7: 00 AM TO 9:00 PM. FORCES OF CONCEN7RA7ED RUNOFF, SLOW iH.f VELOCITY OF CONCENTRATED RUNOFF WHILE 15. BORROW FILL OR WASTE AC77WTY SHALL BE CONDUCTED IN A SAFE MANNER THAT r ENHANCING 174E POTENTIAL FOR 1NFLL7RA710N, AND TO STABILIZE SLOPES WITH SEEPAGE MAINTAINS LATERAL SUPPORT, OR ORDER TO MINIMIZE ANY HAZARD TO PERSONS, TO TO -i TOPSOILING 3.30 PROBLEMS, AND /OR NON - COHESIVE SOILS USE WHEREVER SOIL AND WATER INTERFACE AND PHYSICAL DAMAGE TO ADJACENT LAND AND IMPROVEMENTS, AND DAMAGE TO ANY 774E SOIL CONDInONS, WATER TURBULENCE AND VELOCITY, EXPECTED VEGETATIVE COVER, ETC., L1C STRLE BECAUSE O�SINKING, OR eOLAgSEE�� �- --- ARE SUCH 774A THE SOIL MAY ERODE UNDER THE DESIGN FLOW CONDI770NS. 16. THE DEVELOPER 3- lAL:C -RE ERVE THE R/GHT--TO%N-STALL, MAINTAIN, REMOVE OR 8 CULVERT INLET PROTECTION 3.08 CONVERT TO PERMANENT STORMWATER MANAGEMENT FACIL177ES WHERE APPLICABLE A!1 J 3.31 TEMPORARY SEEDING: EROSION CON7ROL MEASURES REQUIRED BY IRIS PLAN REGARDLESS OF 7HE SALE OF ,? THE ESTABLISHMENT OF A TEMPORARY VEGETAITVE COVER ON D /S77JRBED AREAS BY SEEDING A_N_Y�L LT BUILDING OR OTHER PORTION OF THE P OPERTY DC t DC DUST CONTROL 3.39 WI APPROPRIATE RAPIDLY GROWING ANNUAL PLANTS. TO REDUCE EROSION AND 17. MTE PORARY STABILIZATION SHALL L- BE`T£MFTOR,� Y SEEDING ANp MULCHING - SEEDIIV �JS -�0' SEDIMENTA7ION BY STABILIZING DISTURBED AREAS THAT WILL NOT BE BROUGHT TO FINAL TO BE AT 75 LBS /ACRE, AND IN THE MONTHS OF SEP7EMBER TO FEBRUARY TO GRADE FOR A PERIOD OF MORE THAN 30 DAYS TO REDUCE DAMAGE FROM SEDIMENT AND CONSIST A 50150 MIX OF ANNUAL. RYGRASS AND CEREAL NN7ER RYE, OR IN MARCH RUNOFF TO DOWNSTREAM OR OFF -SITE AREAS, AND TO PROVIDE PR07EC77ON TO BARE SOILS AND APRIL TO CONSIST OF ANNUAL RYE, OR MAY THROUGH AUGUST TO CONSIST OF COS UC77ON UN71L PERMANENT VEGETA77ON TSD -�- TEMPORARY SLOPE DRAIN 3.15 EXPOSED DURING N 7R VE E 710N OR OTHER EROSION CONTROL GERMAN MILLET.. S7RAW MULCH IS TO BE APPLIED AT 80LBS/100SF. AL7ERNA77VIES ARE MEASURES CAN BE ESTABLISHED. SUBJECT TO APPROVAL BY THE EROSION CONTROL INSPECTOR. 112 PERM -ANENT STAOILIZA110N: 18. PERMANENT STABILIZA77ON SHALL BE LIME AND FER7ILIZER, PERMANENT SEEDING, AND CSA SAFETY FENCE 301 F PERENNIAL GETAAVE COVE DISTURBED AREAS BY P MULCH. AGR ICULTURAL GRADE LIMESTONE SHALL BE APPLIED AT 901LBS 11000SF, 174E ESTABLISHMENT O PE VE R ON TURBED RES LAN77NG INCORPORATED INTO THE TOP 4-6 INCHES OF SOIL. FERTILIZER SHALL BE APPLIED AT SEED. TO REDUCE EROSION AND DECREASE SEDIMENT YIELD FROM DISTURBED AREAS. TO IOOOLBS /ACRE AND CONSIST OF A 10-20 -10 NUTRIENT MIX. PERMANENT SEEDING PERMANEN7LY STABILIZE DISTURBED AREAS IN A MANNER THAT IS ECONOMICAL, ADAPTABLE TO SHALL BE APPLIED AT 180LBS ACRE AND CONSIST OF 95% KENTUCKKY 31 OR TALL CRW) � TEMPORARY RIGHT= -OF -WAY 3.11 S17E CONDITIONS, AND ALLOWS SELECTION OF THE MOST APPROPRIATE PLANT MATERIALS TO FESCUE AND 0 -5% PERENNIAL ACREA NOR KENTUCKY BLUEGRASS STRAW MULCH IS DIVERSION IMPROVE WILDLIFE HABITAT. TO ENHANCE NATURAL BEAUTY UPON COMPLETION OF CONSTRUCTION ACTIVITIES, ALL AREAS WILL RECEIVE A PERMANENT VEGETATIVE COVER. TO BE APPLIED AT 80LBS /100SF. ALTERNA77VES ARE SUBJECT TO APPROVAL BY 774E EROSION CON7ROL INSPECTOR. 3.35 MULCHING: 19. MAINTENANCE.• ALL MEASURES ARE TO BE INSPECTED WEEKLY AND AFTER EACH ' APPUCA77ON OF PLANT RESIDUES OR OTHER SUITABLE MATERIALS TO 7HE SOIL SURFACE. TO RAINFALL. ANY DAMAGE OR CLOGGING TO STRUCTURAL MEASURES IS TO BE REPAIRED PREVENT EROSION BY PROTEC77NG THE SOIL SURFACE FROM RAINDROP IMPACT AND REDUCING IMMEDIATELY. SILT 7RAPS ARE TO BE CLEANED WHEN 50% OF THE IWET STORAGE TABLE 3.31 -A THE VELOCITY OF OVERLAND FLOW. TO FOSTER THE GROWTH OF VEGETA77ON BY INCREASING VOLUME IS FILLED WITH SEDIMENT. ALL SEEDED AREAS ARE TO BE RESEEDED WHEN . AVAILABLE MOISTURE AND PROVIDING INSULA77ON AGAINST EXTREME HEAT AND COLD. AREAS NECESSARY TO ACHIEVE A GOOD STAND OF GRASS SILT FENCE AND DIVERSION DYKES LIMING REQUIREMENTS WHICH HAVE BEEN PERMANEN7LY SEEDED SHOULD BE MULCHED IMMEDIATELY FOLLOWING WHICH ARE COLLECTING SEDIMENT TO HALF THEIR HEIGHT MUST BE CLEANED AND FOR TEMPORARY SITES SEEDING. AREAS WHICH CANNOT BE SEEDED CECAUSE OF THE SEASON SHOULD BE MULCHED REPAIRED IMMEDIATELY. USING ORGANIC MULCH. MULCH MAY BE USED TOGETHER IW77-1 PLAN77NGS OF TREES, SHRUBS, 20. ALL TEMPORARY EROSION AND SEDIMENT CONTROL MEASURES ARE TO BE REMOVED OR CERTAIN GROUND COVERS WHICH' DO NOT PROVIDE ADEQUATE SOIL STABILIZA77ON BY W17HIN 30 DAYS OF FINAL S17E STABILIZATION, WHEN MEASURES ARE NO LONGER Recommended Application THEMSELVES, CAN BE USED IN CONJIUNC77ON W1771 TEMPORARY SEEDING NEEDED, SUBJECT TO APPROVAL BY THE EROSION CONTROL INSPECTOR. pH 3T st Qf Agdmd=al Limestone 21. THIS PLAN SHALL BE VOID IF THE OWNER DOES; NOT OBTAIN A PERiWfIT WITHIN 1 YEAR 3.3,$1RFT PRESERVATION AND PROTEC770N: OF THE DA 7E OF APPROVAL (WATER PR07EC77ON ORDINANCE SEC77ON 17- 204G.) below 4.2 3 tons per acre PROTECTON OF DESIRABLE TREES FROM MECHANICAL OR OTHER INJURY DURING LAND 22. PERMANENT VEGETATION SHALL BE INSTALL ON ALL DENUDED AREAS WITHIN 9 MONTHS DISTURBING AND CONS7RUC17ON AC77WTY. TO ENSURE THE SURVIVAL OF DESIRABLE TREES AFTER 774E DATE THE LAND DISTURBING AC77WTY COMMENCED. (WPO 17- 207B). WHERE THEY WILL BE EFFEC7IVE FOR EROSION AND SEDIMENT CON7ROL, WATERSHED SOIL DESCRIPTION 4.2 to 5.2 2 tons per acre PROTECTION, LANDSCAPE BEAU77RCA77ON, DUST AND POLLU77ON CONTROL, NOISE REDUC770N, SHADE AND 07HER ENVIRONMENTAL BENEFITS WHILE THE LAND IS BEING CONVERTED FROM MYERSVILLE SILT LOAM, 2% TO 7% SLOPES Sort IS WELL DRAINED, WITH S.2 to G 1 too per acre FOREST TO URBAN -TYPE USES APPLIES IN TREE- INHABITED AREAS SUBJECT TO LAND DISTURBING AC77VI77ES. MORE THAN 80 IN. DEPTH TO THE WATER TABLE. 'MADE FROM RESIDUUM WEATHERED FROM GREENSTONE, THIS SOIL HAS CONVEX DOWN AND 58B Source: Va. DSWC 3.39 DUST CONTROL: ACROSS -SLOPE SHAPE. THIS SOIL HAS NO FREQUENCY OF' PONDING OR REDUCING SURFACE AND AIR MOVEMENT OF DUST DURING LAND DISTURBING, DEMOL177ON AND FLOODING AND A VERY LOW KSAT. CONS7RUC770N ACTIVITIES TO PREVENT SURFACE AND AIR MOVEMENT OF DUST FROM MYERSVILLE SILT LOAM, 77* TO 15% SLOPES SOIL IS WELL DRAINED, WITH EXPOSED SOIL SURFACES AND REDUCE THE PRESENCE OF AIRBORNE SUBSTANCES WHICH MAY MORE THAN 80 IN. DEPTH TO THE WATER TABLE. MADE FROM RESIDUUM TABLE 3.31.8 PRESENT HEAL 7H HAZARDS, TRAFFIC SAFETY PROBLEMS OR HARM ANIMAL OR PLANT UFE. WEATHERED FROM GREENSTONE, THIS SOIL HAS CONVEX DOMN AND DUST CONTROL &EASURES SHALL BE EMPLOYED TO PREVENT SURFACE AND AIR MOVEMENT OF ACROSS -SLOPE SHAPE. THIS SOIL HAS NO FREQUENCY OF PONDING OR A( CEPTABLE TEMPORARY SEEDING PLANT MA 'TERMS DUST DURING CONSTRUCTION. MEASURES EMPLOYED SHALL BE IN ACCORDANCE WITH THE 58C FLOODING AND A VERY LOW KSAT. VESCH. "QUICK REFERENCE FOR ALL REGIONS" EROSION CONTROL NOTES & NARRATIVE CONTROL MEASURES:- Rate E'lanting Dates sndes lbs e Sept. I - Feb. 15 50/54 MIX of SEDIMENT 7RAP, AND SILT FENCES WILL BE INSTALLED TO CONTROL SURFACE DRAINAGE. DISTURBED IS 10.00 ACRES. Annual Ryegrass EXISTING S47E CONDITIONS: 7EMPORARY STOCKPILE AREAS WILL BE MAINTAINED FRO M T O PSOIL THAT W LL B E STRIPPED F ROM (I&I um m lIR-1gam) AREAS TO BE GRADED AND STORED FOR LA TE R SPRE A DING. STOCKPILE LOCA77ONS S HA LL BE ON DRAINAGE INTO TWO MAIN AREAS TOWARDS AVON STREET, A ND TOWARDS THE SOUTHEASTERN BOUNDARY OF & 50-100 BE PERFORMED FOR ALL AREAS WHICH WILL NO LONGER BE EXCAVATED AND WHERE CONSTRUCTION Cereal (Winter) ,stye AC77W77ES HAVE CEASED. PERMANENT SEEDING SHALL ALSO BE PERFORMED FOR ALL DENUDED Feb. 16 - Apr. 30 Annual Ryegrass 60-100 May 1 - Aug 31 German Millet So THIS SITE INCLUDES PARCELS OWNED BY AVON PROPERTIES, AND THE DONNA JORDAN PARCEL. THE SITE IS (SQ�Vl) BORDERED TO 7HE EAST BY CALE ELEMENTARY SCHOOL, TO THE WEST AND SOUTH BY RESIDEN77AL Sourcv: Va, DS\YC PROPERTIES, AND TO THE NORTH BY AVON STREET EXTENDED. AREAS SELECTION OF SEED MIXTURE WILL DEPEND ON THE TIME OF YEAR APPLIED. ORANGE SILT LOAM, 27. TO 7% SLOPES SOIL IS WELL DRAINED, WITH 12 TO 36 IN. DEPTH TO THE WATER TABLE. MADE FROM RESIDUUM WEATHERED FROM HORNBLENDE GNEISS, THIS SOIL HAS CONVEX DOWN 63B AND ACROSS -SLOPE SHAPE. THIS SOIL HAS NO FREQUENCY OF PONDING OR FLOODING AND A VERY LOW KSAT WITH MODERATE WATER CAPACITY. RABUN CLAY LOAM -27* TO 7% SLOPES. SOIL IS WELL DRAINED, WITH MORE THAN 80 INCHES TO THE WATER TABLE. MADE FROM RESIDUUM WEATHERED FROM GREENSTONE, THIS SOIL HAS CONVEX DOWN AND 71B - ACROSS -SLOPE SHAPE. NO FREQUENCY A OF PONDING OR FLOODING, MODERA TF WA TER CAPACITY, AND MODERA TEL Y HIGH TO HIGH KSA T. RABUN CLAY -7% TO 157. SLOPES, SOIL IS WELL DRAINED, MODERATELY HIGH TO HIGH KSAT, MORE THAN 80 INCHES TO THE WATER, TABLE, NO FREQUENCY OF PONDING OR FLOODING, MODERATE WA 7ER CAPACITY, MADE 72C3 -FROM RESIDUUM WEATHERED FROM GREENSTONE. UDORTHENTS, LOAMY -2% TO 257S SLOPES SOIL FROM RESIDUUM WEATHERED FROM GRAN17E AND GNEISS, WITH MORE THAN 80 INCHES TO THE WATER TABLE, NO FLOODING OR PONDING, AND CONVEX DOWN AND 88 -ACROSS-SLOPE SHAPE. STORMWA TER RUN --OFF CONSIDER�4 TIONS.• CONSTRUCTION OF THIS PROJECT WILL HAVE AN EFFECT ON PEAK RUN -OFF RATES DUE TO AN INCREASE IN QUAN77TY AND VELOCITY OF THE RUN -OFF. IN PHASES I & II OF THE E &S PLAN THE IMPERVIOUS AREA IS NOT INCREASED, BUT 7HE GRADING IS CHANGED. IN PHASE 111 774E IMPERVIOUS AREA WILL BE INCREASED WITH PROPOSED ROADS & TOWNHOUSES, AND LASTLY WITH 7HE CONDOMINIUM. THE SEDIMENT BASIN WILL REMAIN FUNCTONAL UN77L 7HE CONSTRUCTION OF THE CONDOMINIUM COMMENCES, AND ONLY UN77L THE E &S INSPECTOR APPROVES THE REMOVAL OF 77-IE SEDIMENT BASIN. DURING PHASE Ill THE SEDIMENT BASIN WILL BE CONVERTED TO A SWM FACILITY TO DETAIN AND TREAT THE RUNOFF. SEE THE SWM 01 AA1 P'/)P nP'TAll c DESCRIPTION OF EROSION & SEDIMENT EROSION CONTROL NOTES & NARRATIVE CONTROL MEASURES:- - EROSION AND SEDIMENT CONTROL MEASURES. THE PURPOSE OF 77-IIS LAND - DISTURBING AC77VITY IS TO CREATE A TOWNHOUSE AND CONDOMINIUM IT IS ANTICIPATED TO USE CONS7RUC77ON ENTRANCES, DIVERSION DIKES, A SEDIMENT BASIN, A COMMUNITY, A CLUBHOUSE, PARKING AND CIRCULA77ON AND OPEN SPACE. THE TOTAL ACREAGE TO BE SEDIMENT 7RAP, AND SILT FENCES WILL BE INSTALLED TO CONTROL SURFACE DRAINAGE. DISTURBED IS 10.00 ACRES. TEMPORARY SEEDING WILL BE USED IMMEDIATELY FOLLOWING ALL LAND DISTURBANCE AC77WIIES. EXISTING S47E CONDITIONS: 7EMPORARY STOCKPILE AREAS WILL BE MAINTAINED FRO M T O PSOIL THAT W LL B E STRIPPED F ROM THE SITE HAS AN EXISTING HIGH POINT PARALLEL TO AVON STREET EXTENDED THAT DIVIDES 174E SITE AREAS TO BE GRADED AND STORED FOR LA TE R SPRE A DING. STOCKPILE LOCA77ONS S HA LL BE ON DRAINAGE INTO TWO MAIN AREAS TOWARDS AVON STREET, A ND TOWARDS THE SOUTHEASTERN BOUNDARY OF S 17E AND SHALL BE STABILIZED WIN A TEMPORARY VEGETA7VE COVER. PERMANENT SEEDING WILL 7HE SITE. 7M.-RE ARE TWO EXISTING HOUSES ONS17E AND VARIOUS OUTBUILDINGS BETWEEN AVON STREET BE PERFORMED FOR ALL AREAS WHICH WILL NO LONGER BE EXCAVATED AND WHERE CONSTRUCTION EXTENDED AND THE NATURAL HIGH POINT, THE VEGETA77ON IS MOSTLY GRASS, STRAW, AND MUD. FROM THE AC77W77ES HAVE CEASED. PERMANENT SEEDING SHALL ALSO BE PERFORMED FOR ALL DENUDED HIGH POINT TO THE SOUTHEAS7ERN BOUNDARY THE SITE IS MOS7LY WOODED AND SLOPES TOWARDS TIME AREAS WHICH WILL BE LEFT DORMANT FOR A YEAR OR MORE. SELECTION OF SEED MIXTURE WILL. EXIS77NG CHANNEL ALONG THE SOUTHEASTERN BOUNDARY. DEPEND ON THE 77ME OF YEAR APPLIED. TEMPORARY SEEDING WILL BE PERFORMED FOR ALL ADJACENT AREAS: DENUDED AREAS WHICH WILL BE LEFT DORMANT FOR MORE THAN SEVEN DAYS THESE AREAS ' THIS SITE INCLUDES PARCELS OWNED BY AVON PROPERTIES, AND THE DONNA JORDAN PARCEL. THE SITE IS SHALL BE SEEDED WITH FAST GERMINATING VEGETA77ON IMMEDIATELY FOLLOWING GRADING OF THOSE BORDERED TO 7HE EAST BY CALE ELEMENTARY SCHOOL, TO THE WEST AND SOUTH BY RESIDEN77AL PROPERTIES, AND TO THE NORTH BY AVON STREET EXTENDED. AREAS SELECTION OF SEED MIXTURE WILL DEPEND ON THE TIME OF YEAR APPLIED. OFFSI7F LAND DISTURBANCE: CONS7RUC770N EN7RANCE NO OFFSITE LAND DISTURBANCE IS PROPOSED. ALL LAND DISTURBANCE IS TO OCCUR WITHIN THE LIMITS OF A STABILIZED PAVED CONS7RUC77ON ENTRANCE WI7H A WASH RACK LOCATED AT THE POINT OF, DISTURBANCE .AS SHOWN. VEHICULAR INGRESS AND EGRESS ON A CONSTRUCTION SITE. TO REDUCE THE AMOUNT OF MUD (`RI77G`AL AREAS• TRANSPORTED ONTO PAVED PUBLIC ROADS BY MOTOR VEHICLES OR RUNOFF A WAIVER FOR THE CRITICAL SLOPES LOCATED WITHIN THE PROJECT LIMITS WAS APPROVED ON 3 -20 -OZ CONS7RUC770N ENTRANCES SHALL BE INSTALLED AS SHOWN ON THE PLANS TO REDUCE THE CARE WILL BE TAKEN TO AVOID ANY DIS77JRBANCE TO THE DONNA JORDAN PARCEL DURING PHASES I & /I OF AMOUNT SEDIMENT 7RAN5POR7ED ONTO PUBLIC ROADWAYS 7HE E &S PLAN. 06LS7RUCUQN !?QAD STABILIZATIOI`I: SOILS: 774E 7EMPORARY STABILIZA77ON OF ACCESS ROADS, SUBDIVISION ROADS, PARKING AREAS, AND SOILS MAP IS INCORPORATED INTO THE EROSION CONTROL PLANS Wl7H SOILS DATA INCLUDED WITH THIS OTHER ON -SITE VEHICLE 7RANSPORTA77ON ROUTES WITH 21A STONE IMMEDIATELY AFTER GRADING. NARRA77VE. TO REDUCE THE EROSION OF TEMPORARY ROADBEDS BY CONS7RUC77ON TRAFFIC AND TO REDUCE SE UENCE OF CONSTRUCTION: THE EROSION AND SUBSEQUENT REGARDING OF PERMANENT ROADBEDS BETWEEN THE TIME OF NOTIFY ALBEMARLE COUNTY TO SCHEDULE A PRE- ONS UC ME 7 N U D C 7R 770N STING AS REQUIRED. 1N177AL GRADING AND FINAL STABILIZATION. CONSMUC77ON ROAD S7ABILIZA77ON WILL BE APPLIED 2. NO EROSION CON7ROL MEASURES MAY BE REMOVED DURING THE CONS7RUCT70N PROCESS N77-IOUT THE TO THE PARKING AND STAGING AREA (4" DEPTH) AND AT THE ENTRANCE OF THE PROJECT (8" APPROVAL FROM THE INSPECTOR ON THE PROJECT. DEPTH). 3. INSTALL THE PAVED CONSTRUCTION EN7RANCE WITH WASH AREA AS SHOWN ON THE PLANS. CONSTRUCTION -0 ENTRANCE 7 BE INSTALLED WHERE CONSTRUCTION VEHICLE ROUTES IN7ERSECT PAVED PUBLIC ROADS, SILT FENCE., PROVISIONS SHALL BE MADE TO MINIMIZE THE TRANSPORT OF SEDIMENT BY (VEHICULAR) TRACKING ONTO A 7EMPORARY SEDIMENT BARRIER CONSIS77NG OF A SYNTHE77C FILTER FABRIC STRETCHED ACROSS THE PAVED SURFACE. WHERE SEDIMENT IS 7RANSPORTED ONTO A PUBLIC ROAD SURFACE, THE ROAD SHALL AND ATTACHED TO SUPPOR77NG POSTS AND ENTRENCHED. TO 1N7FRCEPT AND DETAIN SMALL BE CLEANED 7HOROUGHLY AT THE END OF EACH DAY. SEDIMENT SHALL BE REMOVED FROM THE ROADS BY AMOUNTS OF SEDIMENT FROM DISTURBED AREAS DURING CONS7RUC77ON OPERA77ON.S IN ORDER TO SHOVELING OR SWEEPING AND 7RANSPORTING TO. A SEDIMENT CONTROL DISPOSAL AREA. S7REET WASHING PREVENT SEDIMENT FROM LEAVING 7HE S17E: TO. DECREASE THE VELOCITY OF SHEET FLOWS AND SHALL BE ALLOWED ONLY AFTER SEDIMENT IS REMOVED IN THIS MANNER. INSTALL 7HE PARKING AND LOW -TO- MODERATE LEVEL CHANNEL FLOWS THE SILT FENCE BARRIERS SHALL BE INSTALLED DOWN STAGING AREA WITH CONSTRUC7ON ROAD STABILIZA770N. C0NS7RUC77ON ROAD STABILIZA77ON SHALL SLOPE OF AREAS WITH MINIMAL GRADES TO FILIER;SEDIMENT LADEN RUNOFF FROM SHEET FLOW AS CONSIST OF 4" OF 21A GRAVEL IN THE PARKING AREA, AND 8" OF 21A GRAVEL IN ANY POR77ON OF 7HE INDICATED. THEY SHALL BE INSPEC70 IMMEDIATELY AF7ER EACH RAINFALL AND MAINTAINED IN CONS7RUC77ON ENTRANCE WHICH IS UNPAVED. PARKING AND CONSTRUCTION ENTRANCE AREAS SHALL BE ACCORDANCE WITH THE VIRGINIA EROSION & SEDIMENT CON7ROL HANDBOOK (VESCH). CLEARED OF ALL VEGET4770N, ROOTS, OR OTHER OBJECTIONABLE MATERIALS BEFORE CONS7RUCT70N ROAD STABILIZA77ON IS INSTALLED. PERMANENT STABILIZATION: 4. INSTALL THE INITIAL CONSTRUC7ON MEASURES AS SHOWN ON THE EROSION CONTROL PHASE 1 SHEET. 7HIS 7HE ESTABLISHMENT OF PERENNIAL VEGETA7TVE COVER ON DISTURBED AREAS BY PLANTING SEED. INCLUDES SILT FENCE, TEMPORARY DIVERSION DIKE, SEDIMENT 7RAP, AND SEDIMENT BASIN. MEASURES TO REDUCE EROSION AND DECREASE SEDIMENT YIELD FROM DISTURBED AREAS. TO PERMANEN7LY INTENDED TO TRAP SEDIMENT SHALL BE CONSTRUCTED AS A FIRST STEP WITH ANY LAND DISTURBANCE STABILIZE DISTURBED AREAS IN A MANNER THAT IS ECONOMICAL, ADAPTABLE TO S17E CONDITIONS, AC77VITY AND SHALL BE MADE FUNCTIONAL BEFORE UPSLOPE LAND DISTURBANCE TAKES PLACE. AND ALLOWS SELEC7ON OF THE MOST APPROPRIA7E PLANT MATERIALS. TO IMPROVE WILDLIFE 5. IN ADDITION TO ENSURING YHAT THE PAVED CONSTRUCTION EN7RANCE IS INSTALLED, INSTALL ANY HABITAT. TO ENHANCE NA77JRAL BEAUTY. UPON COMPLE77ON OF CONS7RUC77ON AC77W77ES, ALL REMAINING EROSION CONTROL ITEMS AS SHOWN ON THE EROSION CONTROL PLAN, AREAS WILL RECEIVE A PERMANENT VEGETA7IVE COVER. 6. ONCE ALL THE EROSION CONTROL I7E'MS HAVE BEEN INSTALLED AS SHOWN ON 7HE EROSION CONTROL PLAN TEMPORARY 5LM GG• AND THE INSPECTOR HAS APPROVED THE EROSION CONTROL MEASURES, THE CONTRACTOR CAN BEGIN 7HE ESTABLISHMENT OF A TEMPORARY VEGETA7IVE COVER ON DISTURBED AREAS BY SEEDING N7H GRADING OPERATIONS STABILIZA77ON MEASURES SHALL BE APPLIED TO EARTHEN STRUCTURES SUCH AS APPROPRIATE RAPIDLY GROWING ANNUAL PLANTS. TO REDUCE EROSION AND SEDIMENTATON BY DAMS, DIKES, AND DIVERSIONS IMMEDIATELY AFTER INSTALLATION. 7. ROUGH GRADE THE S17E TO THE CONTOURS SHOWN ON THE PHASE ll EROSION CONTROL PLAN. STABILIZING D1577JRBED AREAS THAT WILL NOT BE BROUGHT TO FINAL GRADE FOR A PERIOD OF' 8. PERMANENT OR TEMPORARY SOIL STABILIZATION SHALL BE APPLIED TO DENUDED AREAS WITHIN SEVEN MORE THAN 30 DAYS TO REDUCE DAMAGE FROM SEDIMENT AND RUNOFF TO DOWNS7REAM OR DAYS AFTER FINAL GRADE IS REACHED ON ANY POR77ON OF THE SITE. TEMPORARY SOIL STABILIZA77ON OFF -SITE AREAS, AND TO PROVIDE PR07EC77ON TO BARE SOILS EXPOSED DURING CONS7RUCTTON SHALL BE APPLIED WITHIN SEVEN DAYS TO DENUDED AREAS THAT MAY NOT BE AT FINAL GRADE BUT WILL UN77L PERMANENT VEGETA77ON OR OTHER EROSION CON7ROL MEASURES CAN BE ESTABLISHED. REMAIN DORMANT (UNDISTUR.RED) FOR LONGER THAN 30 DAYS PERMANENT STABILIZA77ON SHALL BE DUST CON, TROLL APPLIED TO AREAS THAT ARE TO BE LEFT DORMANT FOR MORE 7HAN ONE YEAR. REDUCING SURFACE AND AIR MOVEMENT OF DUST DURING LAND DISTURBING, DEMOLITION AND 9. GRADE OUT THE REMAINDER OF THE SITE AND GRADE THE ROADS AS SHOWN ON THE PHASE lI EROSION CONSTRUC7ON ACTIVITIES. CONTROL PLAN. INSTALL INLET AND OUTLET PR07ECTION AS SHOWN ON THE PLANS. TO PREVENT SURFACE AND AIR MOVEMENT OF DUST FROM EXPOSED SOIL SURFACES AND REDUCE 10. INSTALL ALL REMAINING PHASE 11 E &S MEASURES. THE STORM DRAINAGE SYSTEM SHALL BE INSTALLED 774E PRESENCE OF AIRBORNE SUBSTANCES WHICH MAY PRESENT HEAL 7H HAZARDS, TRAFFIC SAFETY W17H THE ROADS AND SHALL OU7FALL INTO THE SEDIMENT BASIN. PROBLEMS OR HARM ANIMAL OR PLANT LIFE. I f 11. WHEN THE SITE IS STABILIZED AND THE INLET PR07ECTION ADDED TO ALL STORM INLETS, THE CONTRACTOR DUST CONTROL MEASURES SHALL BE EMPLOYED TO PREVENT SURFACE AND AIR MOVEMENT OF MAY BEGIN PHASE III E &SS, 11. AT THE END OF PHASE 111 E &S, THE St TE SHOULD BE APPROXIMA 7E'L Y BALANCED FROM A CUT /FILL DUST DURING C0NS7RUC77ON. MEASURES EMPLOYED SHALL BE IN ACCORDANCE WITH THE VESCH. PERSPECTIVE. IF ADDITIONAL FILL IS REQUIRED TO FINISH PHASE Ill OR BEGIN PHASE IV, IMPORTED FILL SOIL aYf_QEARY D11fB20N DIKE: SHALL COME- FROM A S 17E AN AC77VE GRADING PERMIT. A RIDGE OF COMPACTED SOIL CONS7RUC7ED AT THE TOP OR BASE OF A SLOPING DISTURBED AREA ,y4'IH 12. BEGIN INSTALLA7ON OF TN' PHASE' IV E &S PLAN, BUT ONLY AF7ER THE INSPECTOR HAS GIVEN APPROVAL WHICH DIVERTS OFF -SITE RUNOFF AWAY FROM UNPROTECTED SLOPES AND TO A STABILIZED OUTLET, TO REMOVE THE SEDIMENT BASIN. PRIOR TO BEGINNING THE PHASE IV E &S PLAN THE UPSTREAM AREAS D D SEDIMENT-LADEN RUNOFF SEDIMENT 7R PPI G STRUC RE. MAXIMUM OR T !VERY EDlMENT N RU F TO A IMEN A N 7U .r 3 MUST BE STABILIZED. 1HE.F�.; -_SE IV, AND PHASE V, E &S PLANS ARE RE57RlC7ED TO THE AREA BOUNDED BY EFFEC7IVE LIVE IS 18 MONTHS AVJNITY LOOP, THE THE SOUTHERN PROPERTY LINE AND THE AREA SOUTH OF AVINITY COURT. THE PHASE IV 7EMPORARY S00 ENT 7RAP.- E &S PLAN SHALL START WITH THE CONVERSION OF THE SEDIMENT BASIN TO SEDIMENT 7RAP #2. A SMALL PONDING AREA, FORMED BY CONS7RUC77NG AN EARTHEN EMBANKMENT WITH A STONE 13. ONCE THE SEDIMENT BASIN HAS BEEN CONVERTED TO SEDIMENT TRAP #2, THE CONTRACTOR SHALL OUTLET ACROSS A DRAINAGE SWALE, TO DETAIN SEDIMENT -LADEN RUNOFF FROM SMALL DISTURBED BEGIN TO CONSTRUCT THE UN'IERGROUND DE7EN77ON AND CARTRIDGE FIL7RA77ON SYSTEM. 774E SEDIMENT AREAS FOR ENOUGH 77M£ TO ALLOW MOST TO THE SUSPENDED SOLIDS TO SETTLE OUT MAXIMUM BASIN OU7FALL PIPES SHALL BE U77LIZED IN THE FINAL DESIGN. EFFEC77VE LIFE IS 18 MONTHS 14. INSTALL ALL REMAINING PHASE IV E &S MEASURES 15. BEGIN THE PHASE V E &S PLAN AND CONS7RUCT THE CONDOMINIUM BUILDING AND ADJACENT PARKING TEMPORARY SEDIMENT BASIN, J AREAS. A 7EMPORARY BARRIER OR DAM WITH CON7ROLED STORMW47ER RELEASE STRUCTURES WHICH IS 16. ONCE THE SITE IS STABILISED AND THE INSPECTOR HAS GIVEN APPROVAL, 774E CONTRACTOR CAN REMOVE FORMED BY CONSTRUC77NG AN EMBANKMENT OF COMPACTED SOIL ACROSS A DRAINAGEWAY. IT IS THE EROSION CONTROL MEASURES. NO ITEM SHALL BE REMOVED UNLESS THE UPSTREAM AREAS ARE USED TO DETAIN SEDIMENT-LADEN RUNOFF FROM DRAINAGE AREAS 3 ACRES OR GREATER FOR STABILIZED AND 774E INSPECTOR GIVES PERMISSION. ENOUGH 71ME TO ALLOW MOST OF THE SUSPENDED SOLIDS TO SETTLE OUT IT CAN BE 17. MAINTAIN ALL EROSION CGy:7ROL MEASURES AS SPECIFIED IN THE VIRGINIA EROSION AND SEDIMENT CONSTRUCTED ONLY WHERE THERE IS SUFFICIENT SPACE AND APPROPRIATE TOPOGRAPHY MAXIMUM CONTROL HANDBOOK, REMOV ?IG ONLY WHEN APPROVED BY THE LOCAL PROGRAM ADMINISTRATOR IN EFFECTIVE LIFE IS 18 MONTHS UNLESS DESIGNED AS A PERMANENT POND BY A QUALIFIED ACCORDANCE WITH THE VIRGINIA EROSION AND SEDIMENT CONTROL HANDBOOK. PROFESSIONAL. 18. ALL TEMPORARY EROSION AND SEDIMENT CON7ROL MEASURES SHALL BE REMOVED WITHIN 30 DAYS AFTER OUMT PL?Q CTION: FINAL SITE STABILIZA77ON OR, AF7FR THE 7EMPORARY MEASURES ARE NO LONGER NEEDED, UNLESS OTHERWISE AUTHORIZED BY THE LOCAL PROGRAM ADMINISTRATOR. TRAPPED SEDIMENT AND THE DISTURBED THE INSTALA77ON OF RIPRAP CHANNEL SECTIONS AND /OR STILLING BASINS BELOW STORM DRAIN SOIL AREAS RESUL77NG FROM _THE DISPOSIT70N OF TEMPORARY MEASURES SHALL BE PERMANENTL Y OUTLETS TO REDUCE EROSION AND UNDER- CU77NG FROM SCOURING AT OUTLETS AND TO REDUCE STABILIZED TO PREVENT FURTHER EROSION AND SEDIMENTATION. FLOW VELOCITIES BEFORE STORMWATER ENTERS RECEIVING CHANNELS BELOW 774ESE OUTLETS SAFETY FENCE A PR07EC77VE BARRIER INSTALLED TO PROHIBIT UNDESIRABLE USE OF AN EROSION CONTROL ,,,. MEASURE. PERMANENT STAOILOA TION Y PERMANENT SEEDING WILL BE APPLIED TO ALL DISTURBED AREAS AS PER THE PERMANENT STABILIZATION OF THIS EROSION & SEDIMENT 1. CONTROL NARRA TI VE. TEMPORARY SEEDING: AFTER CONSTRUCT /ON IS COMPLETED, ALL DISTURBED AREAS OF THE ALL DENUDED AREAS WHICH WILL BE LEFT DORMANT FOR EXTENDED PERIODS OF SITE WILL BE LIMED, FERTILIZED, AND SEEDED AS PER CURRENT VDOT TIME SHALL BE SEEDED WITH FAST GERMINATING TEMPORARY VEGETATION STANDARDS THIS SHALL CONSIST OF THE FOLLOWING, IMMEDIA TEL Y FOLLOWING GRADING. SELEC77ON OF THE SEED MIXTURE WILL TOPSOIL' - 2" DEPTH, LIME - 2 TONS /ACRE, DEPEND ON THE TIME OF YEAR AND WILL BE APPLIED TO DISTURBED ARES THAT FER77LIZER - 600 LBS. /ACRE OF 15 -30 -15 WILL NOT BE' BROUGHT TO FINAL GRADE WI THIN 30 DA YS SEED - ERNST 5311 CONSERVATION SEED MIX - ERNMX -114 (45 PLANTS SHOULD BE SELECTED APPROPRIATE TO THE SEASON AND SITE CONDITIONS FROM TABLES 4J18 AND 3.310 NOTE THAT TABLE 3.31B PRESENTS LBS. ACRE PENNLAWN CREEPING RED FESCUE, 37.5 LBS ACRE ARGILS / / PLANTS WHICH CAN BE USED WITHOUT EXTENSIVE EVALUATION OF SITE KEN TUCK Y BLUEGRASS, 37.5 LBS /ACRE PARK KEN TUCK Y BLUEGRASS, 15 CONDITIONS; TABLE 3.31 C -PRESENTS MORE IN-DEPTH INFORMATION ON THE LBS /ACRE ANNUAL RYEGRASS & 15 LBS. /ACRE PLEASURE PERENNIAL PLANT MATERIALS ;` AFTER THESE AREAS ARE STABILIZED, THEY WILL BE MOWED AND TO CONTROL EROSION ON BARE SOIL SURFACES, MUST BE ABLE TO MAINTAINED ON A REGULAR BASIS ,PLANTS GERMINATE AND GROW. SEEDBED PREPARATION IS ESSENTIAL. MAINTENANCE.' AN EVALUATION SHOULD BE; `CONDUCTED TO DETERMINE IF LIME IS NECESSARY IN GENERAL, ALL EROSION AND SEDIMENT CONTROL MEASURES WILL BE FOR 7EMPORARY SEEDING.!_ TABLE 3.31A MAY BE USED TO DE7FRMINE THE CHECKED DAILY AND AFTER EACH SIGNIFICANT RAINFALL. SPECIFIC ACTUAL NEED ALONG WITH SUGGESTED APPLICA T70N RATES. ATTENTION WILL BE GIVEN TO THE FOLLOWING ITEMS• A. SEDIMENT BASINS AND /OR TRAPS WILL BE CLEANED AND il FER77LIZER SHALL BE APPLIED AS 600 LBS /ACRE OF 10 -20 -10 (14 LBS /1,000 MAINTAINED IN ACCORDANCE WITH THE VIRGINIA EROSION & SEDIMENT SQ. FT.) OR EQUIVALENT NU TR /EN TS. LIME AND FERTILIZER SHALL BE CONTROL HANDBOOK. INCORPORATED INTO THE TOP 2 TO 4 INCHES OF THE SOIL IF POSSIBLE. B. ALL GRAVEL OUTLETS WILL BE CHECKED REGULARLY FOR IF THE AREA HAS BEEN :,10ENTLY LOOSENED OR DISTURBED, NO FURTHER SEDIMENT BUILDUP THAT WILL PREVENT PROPER DRAINAGE. IF THE ROUGHENING IS REQUIRED.. WHEN THE AREA IS COMPACTED, CRUSTED, OR GRAVEL IS CLOGGED BY SEDIMENT, 7HE GRAVEL WILL BE REMOVED AND HARDENED, THE SOIL SHALL BE LOOSENED BY D /SC /NG, RAKING, HARROWING, OR CLEANED, OR IT WILL BE REPLACED. OTHER ACCEPTABLE MEANS. TRACKING WITH BULLDOZER CLEATS IS MOST G ALL SILT FENCE BARRIERS WILL BE CHECKED REGULARLY FOR EFFECTIVE ON SANDY SOILS THIS PRACTICE OFTEN CAUSES UNDUE COMPACTION UNDERMINING OR DETERIORATION OF THE FABRIC AND REPAIRED AS OF THE SOIL SURFACE, ESPECIALLY IN CLAYEY SOILS, AND DOES NOT AID REQUIRED. SEDIMENT SHALL BE REMOVED WHEN THE LEVEL OF SEDIMENT PLANT GROWTH AS EFFEC77VEL Y AS OTHER METHODS OF SURFACE ROUGHENING. DEPOS177ON REACHED HALF WAY TO THE TOP OF THE BARRIER. D. ALL SEEDED AREAS WILL BE CHECKED REGULARLY TO SEE THA T A SEED SHALL BE EVENLY APPLIED WITH A BROADCAST SEEDER, DRILL, GOOD STAND IS MAINTAINED. AREAS SHOULD BE FERTILIZED AND CUL77PACKER SEEDER OR HYDROSEEDER. SMALL GRAINS SHALL BE PLANTED NO RESEEDED AS NEEDED. MORE THAN 1j INCHES DEEP. SMALL SEEDS, SUCH AS KENTUCKY BLUEGRASS, FlLIM FAMC ENTR "CM V SHOULD BE PLANTED NO MORE THAN 4 INCH DEEP. OTHER GRASSES AND CoMPACTO 5011. �--- N WMMU i =- - LEGUMES SHOULD BE PLANTED FROM 4 INCH To i DEEP. r"! _i - - - - SEEDINGS MADE IN FALL, FOR WINTER COVER AND DURING HOT AND DRY z4� i- � � -i i -� - -i - - i- SUMMER MONTHS SHALL BE MULCHED ACCORDING TO MULCHING, STD. & SPEC. 1 _ -I -� i III I 1- 3.35, EXCEPT THAT HYDROMULCHES (FIBER MULCH) WILL NOT BE CONSIDERED ADEQUATE. STRAW MULCH SHOULD BE USED DURING THESE PERIODS. AREAS WHICH FAIL TO ESTABLISH VEGETATIVE COVER ADEQUATE TO PREVENT 6 041w,, RILL EROSION WILL BE RE- SEEDED AS SOON AS SUCH AREAS ARE IDENTIFIED. 0.?q SCOTT R. COLLINSZ ) No. 35791 ,1 112,6111 6 1 s 0 N Cs s �. L A 0 0 -, LU 01 N M ,4 � O r-1 ,-1 IIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIII m M N Lai 0 C31 N LAJ ,e W F-4 [ r"4 IiiiiiiiIiiiiiiiiiiiiiiIiiiiiiIiIiiiiIi 0 Z 0.4 Ix U 1 Ul 0­4 W z CA , �"I � W njCA CA mmi WW 94 0 94 T� V 0 N z :5 CL J OC F- Z O U H z w D w z 0 Fr-^�1 V 1 ,0/ 0. 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ESC-1 oe LE END LEGEND ® LIMITS OF LAND DISTURBANCE SF SILT FENCE PER VESCH 3.05 DIVERSION DIKE BOUNDARY LINE DIVERSION DIKE PER VESCH 3.09 - �j� --- SILT FENCE ST SEDIMENT TRAP PER VESCH 3.16 TREE PROTECTION DIRECTION OF FLOW CE CONSTRUCTION ENTRANCE PER VESCH 3.02 \' ' ' ', t, � `--- - ----"` �• � -- 653.75 PROPOSED CONTOUR O TREE PROTECTION &PRESERVATION PER DRAINAGE DIVIDE VESCH 3.38 U \ -� - j I I CULVERT INLET PROTECTION OUTLET PROTECTION PER VESCH 3.18 CULVERT INLET PROTECTION PER VESCH X - -- -- - -- - - -- - CHECK DAMS 3.08 ROCK CHECK DAMS PER VESCH 3.20 S _~ _ __ - _ -- - -_ - -� _ �....�. 3.36 ' - - -- SOILS LINE o /- ,- �- SOIL STABILIZATION MATTING VESCH _ ` r }\ L DRAINAGE WAY CONSTRUCTION ROAD STABILIZATION VESCH 3.03 SC 'T R. COLLINSZ > No. 35791 k 1 -0XAL S-�Gwo) LIMITS OF C RING I l - - - F - . - - -- __ - _ �,, l / % �/ t M \ \ l ( ( QONCURRE T H I ` - T ' t LU are �� .. 11\ i I PROPERTY INE INSTALL T E TE - _ / / / / OTE: r z 1 l � i I _ TP R PR CTION __ - / �j I \ W o SOIL \ ® „ -„ __ 1 1 8.63 ACRE FENCE ALONG P OPERTY , - / POURING THE ED�MENT BAST CONSTRUCTION THE FIRS I � c: 1 -- ( 1 \ - I 1 h� 1 / ' ; RAINAG (VIDE ' I ITEM TO, COM'LET D IS T E INS ALLATION OF THE DAM. / \ \ \ z o _ - _� TYPE , r �- I ��I•� LINK FOR ROT CTION, / / I J NO E MH S AFL B� I STALLED o < D \ PRaPOS D 24 P IIyBARRE j / AT,L CAT O ©F f U E I. SO a cn o INSTALL TREE PROTECTION ~' - l %' 1 / / I /� �J rI� I \� 1 1 / INS/ IN: SQ. XVPOUT: 509.68; / TH T PIPE A P RIPRAP N B� THIS PARCEL TO EMAINI I j / FENCE WITH NO _ ZI�D7 I ♦ TRESPAS' ING SIG�S r' (TYPE / / �`' �' <�� L= 13419; S�0:63% / S I/VAG,DA, SF,D ING�� + "� Uj D UN ISTUREED DURING I 1 / E / 11 awl 1 % T E FINAL SI. E O T. r "”" o a�HASES #I 8� it BSS I 4 I I %ALONG PROPER LINE 15gC ___ � 1 1 1 ALL OF E�S ASE I 8� `- o ca �,� FOR PROTECTION'. DC / /� / - , / SHALL BE E COMPA SED t ' \ �■■� U) .. U' i / / I� zoo / . SAFETY EN&E. OP1dS D 41R OP BARREL LU `„ r _ I- %� l 1 1 l ;� l l l i / / / / / ! / / / / 526 nIV ITV: 55�; C o C� T: 502.00; H w i1� -- .: - - r / / / / DC / ► - 41.05, S- / - ,. v) W CL -771`-, S E D I M ENT TRAP / i 1 /, / ; / / / PROPOSED / / / EX I ING E$4 / Uj r / / / TE`MPORAFtY 520 R A OU�LET RIPRAP �+ \ ` ` PHASE I \ r l / l l r /' _ % / i x '/ / STOCKPILE x 5 NTRANCE RI RAP '\ w DC \ - - - -�� / / l / - - / / / z / i AREA TO BE / / / / 5,G AT 00 /p,8LOP0)r 5 r D.A. =1.12 ac. r __ i �� % / ENCOMPASSED - - / _._ / i DRAINA E DIVIDE ! / f / / / / / B _ SILT FENCE/ / / W T I \ \ I / / / / - -y /PROPOSE AFFLJE i NG \ I\ 574.0," I � \. r I l / l l l __--- / ,/ / i / � -1 T _ x. � L -'Y66 \ 1, fc=i�.6 mid. / / / l / ' EDIIVIENT -B�� N/ / / � ; i DD Z 5 IL \ \ / / 1 / S F . e= L_9 ,i �'/ / f c� o ,, ' �nI \� TY \ \ .� / ! i / / _ - % i "' a -2.11 / / tu'- o v \ SOIL . / / / J 1 i �'H S-E - - / ! ' % - ! / cQQ 58s \ \ TYO / , , SOII- / % ' l / / / -32-ac--.- Z. - /�yPF/ J ! ! D. - '/ / / / -- -- _ f / STRf6 1\ 572. \ / J ! / / / / % % / / ". .6,� / / / / - - '� / \ EXI ING S�fgNE DRAINA t ` \ 4\ : D / / / / / r ; _ - / - -- _ i \ l ` / S,p AI �SVER� A T Y (EWER R� D E IIE�1 s .. r / / / / / / / / / T 1 'J � n . / ' / i --- /� - - / _ (VD WAnE LIN' TI $ =' IST�IG W /L' P�POS� l7 W/J� � / ,r" l ( l = -' / \ l / D OT NTCR't `` \ �� �/ / / O REMAIN' / i i l / / \ �� - -- - - -- - - - _l \ /® ASEMENT�TO BE/ �`-- DE�(CA�ED t t ` �;' S'° \ -�- / ,w zz `'�/ / ` \ \ \ sue `� _ _� -/__._ w w w —�/ / / / / / \ \ \ \ �� \ \\ \ \ - �.� 1�� / PROPOSED / ,+ - H',) - -_ ®� f NOT : CONTR(�CT SHALL MA TAI THE TIN l �. ` °- 4 " CP III + 1 / / I N �• \ \ �, CI O' . \ : w. / OIL t DRIVEWAY AND DRIVEWAY \ENTRAIE THE AD'TACENZ `.�. Sop ,.* \ \ \ BM _(- - _ ` �' ,RISER Ni• J 1 \ W :. w . E I / I \ PARCEL. THIS ROADWAY SHALL\BE CLEAR, CLEAWAND__ EXTEND EXISTING V\2 1� .� I �. / TEMTING C Y F T r gg\ 1 } r x OPERATIONAL AT ALL TIMES, \ \ \ °CJ \ \ "� __ _ H CONSTRUCTION EIS N \ / '- Uj AS N 0 I \ \ �, \ r - - \ P OPO ED S- ^!� /Y PRQQPOSEQ, \ \ , „ \ \ `\ _\ -- _ ,ING "[ANGEL_ T M¢�ORARY �S6p _ \ \ 1 \ QU C A D DO�NOT,ENTE , E i� I �_ \ \ _ jv , $T ALP I G \ \ \\ \� I` R� TO BE \ \ \ '�. ` �\ ,\ i \ i �\ PROPO �D TOP OF DAM/ / IN AR .� \ \ PASSEQ �� �' \ \ \ \ t ` I I 1`VIDTp=16'.AMrsmHKMr�NT �� I j� _. \ �- x T FENCE - \ ^\ \ \ \ ,` I ' r ICONSTR CI� AKE ' MIN. 1'2'x200 r \ ' Y \ i -! \ \ \ \ 1 x ADHER5 TO THE QU EMFNTS P VED 1 1— \ \ \ �E . OF \ ` \�\ � \ _, \ \ \ 1 I \ I %OFT rz V MH, CTION 3.01 / 1 1 I -I W/L 561 \ I " / C� W/WASH // - \ \ ' �D \ \ \ - ~ ` ` \ \ \ PROI OSED (/IPRAP���j AR EN SPILLWAY 1 `;V We L, 8 , \ \ \� t /' x 112'(L) , 20'(W , D) l I'I II IN. 12 200 / \ r \ \ \! L/W -a.35 5240 /' / MOTE THIS CONSTRUCTION ENTRANCE �` \ \ / L V/ =5 .00 / t 1 _ DC `�Wx5'I� "D (`fYP.) \� 26 \ i / 1 1 CRS - CONSTRUCTION ROADS LIZATI N TS -\ �, \, -- - -.. � \ PILLW�Y SHAL NOT SHAL BE INShALLED,OPERATED AND `� \ �\ S ONE UTF LL \ 1 �' i• ED 13�Y THE CONTRACTOR. ALL I SHALL BE APPLIED OVfR -PARKI REA � � T� A �, � BCO STRUCTiED ON F LL- AND CtONSTRUCTION ENTRAN AS _ — �_ ___ — �� � TNT BAS N \ L �,AIN r — EL. TOP OF — EL�TOP OF \ \ I t i (/ SPILL AY'� O BE I STALLED NS UCTION TRAF ' IC SHALL UT� IZE IS I �-- - - --� —\ -- — \ ` / l r i i / THAT ARE NOT PAVED. CONTRA R\ W7L�557.8 54Q.0 \ ; \ ' t ON �YATUfAL RO, ND C NSTRt�CTIC{N ENT ANCE. N� OTIHER \ _ W w i� " - �'-- \ ' - -)C \ 1 1 I l I t CES UTILIZE r SHALL USE 2� -A STONE - MINIMU ftj0— w— w w -- w -=�— w w w va --- w\ w w - --� w— w --� w w— I w— w --` w w w w —�-- w w I\ i/ / / j NTRAA SHALL BE ., _ I„ _ - \ \ \1 I I I L. TOP O THICKNESS -y ON PARKING AREA, $ — ___ _ — = ___ —'�— — �!J�l — __ , — — — _ — ..q E--- pWIDE�-- I I ON CONSTRUCTION E .4 NTRANCE. \ ` \ W1� 52 1 \ \ SF WIJH WIRE _ ACKING / GUY ( � / -- - -"`- -` 1' i OF f ;' . /- / ..� '� ,— - /-� ._.� .•� _ T -�� O \ ' ( r '� ` • °mss ` / / / �- \ 1-I� tin" # 1 -1 t I 11 A / ► / / % 1� -� y ' I _ -� - , \ \ t, 111 LI 4ITS OIF CLEARIN / \ ` IN � r� ^\ \ I , - T� L TRiEE f C NCUF�RENT #ITH� t r - _ / j - 1 / / J •�► DRAT AGE DI IDE \ 1\ �' / - -- TECTION FENCE I L \ �� i ` P OPEI, TY LINE uPH \ \ \��'� �' 11 N �r- -� C �~ -\\ - \ �� I\ A N PR PERT`Y LINE F R PROTE�CTIOM. I =83 ACRES ,/ I / wv Ej \ M1 \ \ \ 1 i` 1111 / 12I I / i i ! / I I� ••� o \ \ ' \ \ ` l / ff 1I I I �'il 1 1 I II I I slow *M� 11 L BRA HTC SC LE �. \ i I \ \ 40 0 20 40 8o IN _ ET) Z 1 uxch - 40 \ \ ,� NOTE: ON"F'.�r ' OR TO P, OVIDE SIGNS AS SHOW AROU D THE SEDIMENT ASINS AND -- - '\ SEDIMENT\TAPS ST AXING: "DANGER, QUICK 1 _____ - --- - -- SAND DO NOT ENT " t \ - J. I\ I A 1 \ 8 LILJ C7 U � W N N W zCL U) JOB NO. 092033 Q 1 " =40 ` SHEET NO. "j J CL W.....� W F--- O V J o � z U � � f- LU U �--� u,,,,, z W Ul 10-4 z W ZC/) F*��1 > w ^ C � Q W W z CD C) 0 C1G W W x Q N U W IL W U) JOB NO. 092033 SCALE 1 " =40 ` SHEET NO. ESC -2 o LEGEND LEGEND LIMITS OF LAND DISTURBANCE SF SILT F NCE PER VESCH 3.05 T 0 BOUNDARY LINE S DIVE SIGN DIKE PER VESCH 3.09 DIVERSION DIKE u y y y SILT FENCE ST SEDI ENT TRAP PER VESCH 3.Z6SC T R. COLLINS �I o' - TREE PROTECTION O 0 �, U No. 35791 DIRECTION OF FLOW _......_ 653.75 PROPOSED CONTOUR CE CON TRUCTION ENTRANCE PER VESCH 3.02 �� L /2� //J I I � DRAINAGE DIVIDE TP THE PROTECTION &PRESERVATION PER VES H 3.38 `�jONAL E� PROTECTION CULVERT INLET ET PROTECTION PER VESCH 3.18 VERT INLET PROTEC7ION PER VESCH ____ -- __ -_ -_ CHECK DAMS CIP 3.0 __- \ -- _- -- _ Cp RO K CHECK DAMS PER VESCH 3.20 1 / _ _ - - - -- - -- - - - -- -- ---- ..... ..... SOILS LINE - _ _ -_ _ - - `,- \ � � -- - - _- / -= -._. - __._. _ - -_ - - .1"- t AY STABILIZATION MATTING VESCH 3.36 �-- ' / - / / ,/ _ r �--- _ _ . - -- - - -� ._ t !� / �. l - -- DRAINAGE W B/M S IL 1 1 / Q \ -__- / / -_ ___- - w - J ____ -._ ` _ - - _ - /= -� ! ' ! I CR C NSTRUC77ON ROAD STABILIZATION VESCH 3.03 LIMITS OF CLkARING I - -- - - - - %� l / z 111♦ \\ ` C,ONCURRE T WITH I LU -x k r l PROPERTY wE TP , ii �- ! / , W o I F j —'= I s� 11 - / 8.63 ACRE ! / / y�o \ — T----' j -- I I I I / / _ j r 1 /-�y , / 1 I NO E� MH S A L B� I STALLED o -" - = ^ r 11 / ; PROPOS D 24" Y)' ARREI,, AT LOCATIO OF �jU E I. SO �`--� U) o +p / ' ,� i ` _ I �� I DC / ` ; / 1 1 1 r- i / J INS✓ IN: 510. , kNV PUT: 509.68, / ' � TH T PIPE A P RI'PRAP N B�`• �, � � � THIS PARCEL TO EMAIN � I I i / '= 13C19% S= :63 °0 / S VA D D uvi co 06 a i / 1 �- / / I G A , I1RE SD ING\ 1 T E FINAL SI E BUI D,OUT. a cn �-- II ,� i UN ISTUROED DURING I i / I / /� ' 11 "11 r / / / + z z �HASESI I & 11 E &S I I % , TS / / / / / / y �� 1 / I 1 / / ALL OF E &S AS I & i r a m I i I I TP ; / /` - 1 Irr 11 / ) / \ O ° ° 5 !f / SHALL BEE CO PA SED 1 / ' N a' z U o DC �% / hN SAFEW ENCE. � w z / OP0S D 4 /R(IP BARREL Lu a N IN: 505.p8; 1 ° PT: 502.00; � o oc Lu DC /( f _ i / / / EXI ING E -1 ( / ce q / f/ _ ' / A OU� Lft F IPRAP �+-- / 1 �' S E'�D I ME N RA / - / / �' �` / / �� 524 ULj / �5 TRANCE RI f ZAP / p AT 00/ 9­8LOP9) CD tj HA\zE 11, D�A.=i,.02' p 574.0 c \ 0.60 \ ". / i l f` I j i _ - 523 Lu t , .. _ / l N °9s 11\ \ • / / i / / , ; P OP OS AFF1 E EXI INGf0 -NE DRAINAf _ / I S MLF,,CSVEP SA FA Y EWER D CD 57 / � I �� � / - - - -__ _. 'L =196 � � (� iSTI W/� l 1 / / , I / _ r �ID WARiINE JrTIL 5 TRH IG� A NC3E \ / O IN PRdPOS / S� E Q MEN BAS N / � \\ L -77 I / \ ` � � 1 L/We 55 j / / / \ / / EASE T T PS / �(, ! - 4-- - -- / C�1 OT NT�R , / (�l/'f, G: - / L9 DE�(CAT I I J� r / `ST ED I RA � _., ---' _-- '-.' w w/ / \\ � --< / /__-� i� / ` t `� ` so DC.. - C - - -J PROPOSED j I I Q1 � -`� `• 48".RCP !!I CF1 I \ \ - _ _ t RISERS ' ' I EXTEND EXISTING ^� v\11 ' 1� I I \ \ - -- ; ` PHASE II E &S`` '�' w / \`` FLOW- -- ATH- _ TEMPORARI" Y - ``- \ CONSTRUCTION ENT N w / j I \ '`� \ �SSO�~ `• — ` 1 / / a n 1 _ ` D — i . P oPOSE F `°� � � � ITH SCI A ING NGEt� d1 '/N T ENTEy = o O \ / PRO D O N i $TA 11G ` \ �� I /y PRUPOD TOP OF bAM Lm PAh2 N ARE S \ �� \ 5,&4-0 I x IDT = 16'. /tMB�NKM�NT - - - -- \ ' I j� j /ONTR}�CTIg N SHALL z MIN. 2x200 �`• 11 r ` \ _ �E>. OF \ • ` j k ADHERETO,THE�QUREMF,NTS/ Q ° P�VED 1 r W/L 5 ` - . ` -�.. \\ 1 j j OFlTpl1✓ VSMH, ECTION 3 01 o I C W/yVASH _ '� - - \ , �23.Q 1 1 // %S / CL Q.. j ' j ° NSTRUCTI O D STA IL�ATION r \ \� , ` 1 j I 5HA /L BE APP -1 PARKIN AREA r I _ i ` \ \ \ . ~ , i / / --� �( \ P O O ED I /PRA/ > W ° AND CONSTRUCTI TRANCE REAS o FM R EN Y S91LLV1�AY / / W TH T ARE NOT PA CONTRA TOR - ° s I I r \ I \ , 112'(L , 20'W), a . I � �.` .., ., •., `. `'�� � 524.0 • �-+ _ ` \ �6;Wx5, "D P.)� \ 4 / rPILLW �/-5 00 SHALL USE 21-Q STON - M .• �, T ICKNESS= ° ON PARKIN AREA, AND 8" : '� _.- I - \ ` AY S AL NOT / v , o �MI . s2'X ri' I O� UNPAVED CONSTRUC�ON ENTRANC /. �- '` - -- STONE U FALL `� �- d 2 1' I 7 INT AS N /B� CO STF�UCTiED N F LL- 0 o I - . TOP L. O OF S 1 I W � 1^•\ �J � 1 �JO E: THIS CON TRUCT(ON ENTR/AN 5 LL � / � � \ I - - — —`_� — �-= — -DC — _ �� , 5 ` � \ \ .� SPILL AYTO E II�STpA LE� � � O � VII X557.8 ON Y�JATURAL RO N / r l �s / _ _ �_ /L 5400 1 // 0 V�A � NSTAL�}ED, OPERATED, AND MAI AIN D B'Y l � pC_ �^ w —� ==� w ti �- w K/ ON E CONTRACTQR. ALIT CONSTRUCT QN / / \: U A FIC SMALL I�TILIZETHIS CONSTRUCTION r -�= — — ` �L. TOP O —/� \ \ / / / / ►�-+ ' ! I E T ANCE. NO OTHER FNTRANCE SHAL E /' - -- - -- ._. L. U ICIZED. , 1 1 f / = \ \ SF / �� I l l l / U U. z C r�� I ` - - - - - t / I W GUY }UP i / / a -. _r .___ .- __. ._ - -\ -_ ..._ -. _ - ., -r- . -_��. - - �•,�.._ _- _ �_ T 6RtTRAG'T ° RSFC C IVfAINT N THE EXISTING - _ - -- — - •�`\ - 1 -I �� /f EVUA _ E TO THE AD,�IACENT = t _ - — _ �\ _._ — _ \ _ — _ ` —_ 1 �1 / I �.r � t M 111 / 1 / r �Ir� I 1 / l 1"'� o Mo P� Cam- ROAD1jf�fA� EAR, CL N AND r I \ BM \ r r 1 / ( 1 \ , I I / f / / W Q I -14 I ,� T OPERbTIONAL A AL TIME i \' \ �/ ' ,r r �'r, \ -- - TP ` I I LI ITS OF CLEARIN / I \ i / , H D 1 , , ' \ \ 1,,\ i� -- - 1 1 j I CajNCUF RENT�WITH� / r-i W 11PR 1' l - pr ' I� ,� -r_ i �..� J; -,-- \ I ��I .\ ` P OPEhTY LIFE ' ,/ \ ` -' ( \ / / / Iii Ln a 115, _ �- __ `� w „�•� '�' -� ' /� // W '� z z_ \ I / W Z Jill IvN '$I ' ` � / I 1; 1. �I I I� rr�rr� 0 1 ' \ \ �'� \ \ I I i , / i I / . - / / / �( O W ,1 111 111 I /� I I - _ - ,� ; ti \ 1 \� / _ / gip. I' �� I I �, i \ I 1 J 0 �RA HIC SC LE / b � � Q Rlkd �J�1yy�kfdcf- \ 40 o zo _.w eo > 1 � � s i I Y x � / o T_ a 1 inch - 40 w c � ; 1 \ / o w = a ` v a (n0 B�-GONTMCTORTO OVIDE SIGNS AS % JOB NO. _ SHOWN AROUND THE SEDIMENT BASINS A D 092033 !� � SEDIMENT TRA S STATING: DANGER, QUi K / u, SAND, DO NOT ENTER” �- SCALE ° 111/ �,,'I I SHEET NO. ESC -3 •■ •■ �` Channel Detai . LEGEND LEGEND 1 SEE THIS SHEET NOTE: LIMITS OF LAND DISTURBANCE SF SILT FENCE PER VESCH 3.05 0�� A BOUNDARY LINE ADJUSTMENT PLAT COMBINING TMP 90 -3SI (DONNA JORDAN PROPERTY) WITH THE REST OF THIS - DIVERSION DIKE PROJECT MUST BE APPROVED PRIOR TO THE ISSUANCE OF BUILDING PERMITS FOR UNITS IN PHASE II OF THIS PROJECT. 2� - BOUNDARY LINE DD DIVERSION DIKE PER VESCH 3.09 2 SCO T R. COLLINSZ min. - SILT FENCE ST SEDIMENT TRAP PER VESCH 3.16 ,1 TREE PROTECTION �" DEPTH OF U No. 35791 2a RIPRAP =2' DIRECTION OF FLOW CE CONSTRUCTION ENTRANCE PER VESCH 3.02 2//6)11 4 - 653.75 PROPOSED CONTOUR �I 4 - TP TREE PROTECTION & PRESERVATION PER �fti;r DRAINAGE DIVIDE 1, } ,'Q l VESCH 3,38 SIONAL �� \ \ 1' i 10, OP OUTLET PROTECTION PER VESCH 3.18 I ` \ ;'(/ \ I; \ ` �/ 1 I } CULVERT INLET PROTECTION O I - / _ ` CULVERT INLET PROTECTION PER VESCH CHECK DAMS 3.08 SOILS �_..,_ Cp ROCK CHECK DAMS PER VESCH 3.20 \ -}� _T -Y J� - / _._ _ -- DRAINAGE WAY SOIL STABILIZATION MATTING VESCH 3.36 _- - CONSTRUCTION ROAD STABILIZATION VESCH 3.03 / = % L MITS OF�CLEARING n\, I:t 1 I 1 , t I J s 1 {09s 1 ' � l 1 r UP` ! IAR 1 } � - l �zy l I 1 ! 0 } m } r \ I I 1 1 1 } V` 1 i } A' I 1 � ' _ CTOR SHALL INSTALL SAFETY FENCE ON ALL SIDES \ CONC. SIDEWALK DURING \ 1 CONSTRUCTION OF IT. I r ai LIMITS OF CLEARIN 0 1 INCLUD CONSTRU T ON I 1 OF C NC. IDEWALK \' I E} ' ` \ CONNECTING AVINITY 1, `I CALE ELM. SCH O =10.0 ACRES a %Jk} SF WITH IRE BACKING \ �; \ MATCit1�iNE, I SEE T S SHEET 4� \ 1 I �,,... �T��� `` f CONCURRENT WITH 1 ( --- /f� / , I u / ( j ROPERTI( LINE ' / -- -- -.. _ ___._ / / } ' i f r z - -- - J - -� i \L / =10.0 ACR S i TP / / - I / ; - i /� l �\ l NO E MH S AILL B� I S�ALLED o < ( LOT 1 I I - i `� / / PROPOS D 24" kBARREI, / I ( AT� CAT O OF FU�] E .I, SO \ U INS/ W: 5�0. INV OUT, 509.68 , � TH T PiPE A Q RI'�'RlAP v { z J >� I % i ^ ❑ , ; Y, "i ti i , / / �N� / L'= 1344!19'' S= .63% / S VA ED A MSED ING\ U, m I LQ I 1 ,�.,`.CI'�4 X?.� �"Y- ,`CCU, 1.lr' _ t �'AK4C `�rcirr'i �1- i:�tl `t�T�f Lu {.aft / / / r / / w yq C.?21 I ' G ''`ji, r 1� `st',' i �:i. .� = a,{ : %k' r. LOT 2 r; i <� > o�. 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I LOT I LOT � I� r� � I � I � } � 5 5 ON ATURAL ROUND k __60 62 • LO.,L L LOT LOT 1 i I v61_. _: i s i .. , , 1 I s w w LOT wl LOT I � WT I w LOT wl �LO : s L;OT }DRIVEWAY ENTRANdT ADJ CET W . / I / w� - "B3 - "t w Iry t I I PAR EL AT A L TI / ( L I i I \ I \I I\ I 1 56 -1 ➢°7 w7$ �' 79 1 -$E 81 i 821" -i ,- $3� 84 85 6 ! i % L'3 !..�.J_ ---, ? , �J n{r'- _ti's . >. rS., ;? +.t.. r fig'. ,n,. 5 r,a• 13%3 ..^`,' , , 1 ,n. -.1 C'U" 'r. t: -� l� h ,t %F, t.� S• t 'i 5 ! 'tr 1 +' S' J F 'Y " =1f a i'� 5' '� r r:f;,r .�.r ` %3 S ^ „+:;', '`1 r rC. 1 . 4"',1.. . -I - - _, ,. 'r. -:, , Q: .X, .., .� .I r• ,s'�' K; rT.�.l fit. �:l ,.r - -_.. � o ..- __ - t s .-i •';I :t^ r a.' a .rs'' . � , "t'- , - >.4'- •.�.,J`4 fir, rs `�' ! U. _. . ,.. � „ . ^S N ,rr �,. . I., ,'.: ; =i >;� ??''tiff � ,, _ ��;: , �'?. S :t'? .1 ,,:L:r(. ('r �''�..) f �t�ti,�l :�'.- 4,J?:.y ,n , >i };' >.,_, "tit ilk, '_< � w T ME - - k- .Nµ ,itff -c \ LAS,. >, 1 5, y i , h U i Q, �lJ RT - _ :�= � ,�,v ��'::.t %.� >_ .,� :�,t. n / -' .`�„ ,_� - `,,Z *<r .:s ,1. L��...� t �;, - ry,3'' .':< iP .trl -s`F:{ .,t,; y, ;s..::�,. Q LU UY P J 1}r ,I \ / 'ot 1.�A =8 99 = -� �� - �A� , ��,i � � � �; .,� -`� ,�, o o rP 2 s ,�� H ' )a�a 7' \ \ \ I LIMIT OF CLEARING / } vW�0.37 / r I 1 J / \ 1 `\ _ 4 CONCP RRE T WITH I 1 PROP RTY�LINE J ,� / � I � \ "` l ! 6 :m�nl 0.04CRE \ ( ' ` 0 W � I --- z it r �► V Imo_ 0 a 1 _ l \ jj J / ° L ' �­ I / O U .r � - EROSION & SEDIMENT CONTROL NOTES: 1. CONTRACTOR TO INSTALL TREE PROTECTION FENCING BEFORE ANY / SITE DISTURBANCE SHALL TAKE PLACE. CONTRACTOR SHALL USE sT X ! i TREE PROTECTION FENCING TO STAKE OUT THE LIMITS OF CLEARING I AND DISTURBANCE ON -SITE. y / 2. SEPARATION BETWEEN LiMiTS OF DISTURBANCE, LIMITS OF LU / sky I � CLEARING, AND TREE PROTECTION FENCING PROVIDED FOR GRAPHICAL CLARITY ONLY. LIMITS OF TREE PROTECTION, LIMITS OF � - CLEARING, AND LIMITS OF DISTURBANCE ARE CONCURRENT ALONG / p w THE WESTERN AND EASTERN SITE BOUNDARIES. - ' / �� / a°C vii . PROPOSED SLOPES STEEPER THAN :1 SHALL HAVE LOW' - -�� / JOB NO. / - 092033 GRA HIC SCALE MAINTENANCE MULCH GROUND COVER. / \ a O . --� �� - / d.4 0 \ \ o o ao ao iso 4. ALL FILTERRAS SHALL REMAIN CLOSED AND BOARDED UIP UNTIL THE / � SCALE ° / SITE IS STABILIZED AND CONSTRUCTION IS COMPLETE. 1 11,_.._ 40' o IN FEET) 5. PHASE IV E &S IS NOT TO BE INITIATED UNTIL UPLAND AREAS ARE \ - - "- SHEET NO. Q 1 _ I 1 iai h = 40 ft. STABILIZED, PHASE IV INCLUDES THE CONSTRUCTION OF THE \ CONDO BUILDING AND THE REMOVAL OF THE SEDIMENT BASIN. l ESC-4 / t I I 1 r EROSION & SEDIMENT CONTROL NOTES: z. CONTRACTOR TO INSTALL TREE PROTECTION FENCING BEFORE ANY SITE DISTURBANCE SHALL TAKE PLACE. CONTRACTOR SHALL USE TREE PROTECTION FENCING TO STAKE OUT THE LIMITS OF CLEARING AND DISTURBANCE ON -SITE. z. SEPARATION BETWEEN LIMITS OF DISTURBANCE, LIMITS OF CLEARING, AND TREE PROTECTION FENCING PROVIDED FOR GRAPHICAL CLARITY ONLY. LIMITS OF TREE PROTECTION, LIMITS OF CLEARING, AND LIMITS OF DISTURBANCE ARE CONCURRENT ALONG THE WESTERN AND EASTERN SITE BOUNDARIES. 3. PROPOSED SLOPES STEEPER THAN 3:3. SHALL HAVE LOW MAINTENANCE MULCH GROUND COVER. 4. ALL FILTERRAS SHALL REMAIN CLOSED AND BOARDED UP UNTIL THE SITE IS STABILIZED AND CONSTRUCTION IS COMPLETE. 5. PHASE IV E &S IS NOT TO BE INITIATED UNTIL UPLAND AREAS ARE STABILIZED. PHASE IV INCLUDES THE CONSTRUCTION OF 1 THE CONDO BUILDING AND THE REMOVAL OF THE SEDIMENT BASIN. Table 16: Sediment Trap design (spec 3.13) Sediment Trap 2 design LEGEND V z e drainage area (acres) ( <3) 0.98 y'LVARlAer" . SILT FENCE PER VESCH 3.05 trap volumes: DIVERSION DIKE 0*Wn CREST OF mot -Wt1k VNt1A6l£� 0 F elevation (ft) area (sf) volume(cy) E� Q DD 518.00 1052 0.0 SILT FENCE 520.00 2234 119.0 DRY STORAGE �� yAFINe1E+ 522.00 3518 330.2 �-- DIRECTION OF FLOW CE WET STO"ip;e 4, M.X. - 653.75 PROPOSED CONTOUR �EXCAVATW) FLTER CLOTH C�Kb�t1N0 wet storage: TP ... .. ELEY... wet storage required (cy) (67 *DA) 65.7 i%E hUTE 113 =1 :' ;COAM AGGREGATE' CASs X;RFtW�'. bottom of stone weir (ft) 520.0 CULVERT INLET PROTECTION PER VESCH N wet storage provided at this elevation (cy) 119.0 3.0$ ROCK CHECK DAMS PER VESCH 3.20 -� slope of wet storage sides 2:1 SOIL STABILIZATION MATTING VESCH 3.36 - -- - DRAINAGE WAY N weir length (ft) (6) DA) 5.9 min. dry storage: LU bottom of trap elevation (ft) 518 dry storage required (cy) (67 *DA) 65.7 bottom trap dimensions: 134'x8' crest of stone weir 521.0 top of dam elevation (ft) 522 dry storage provided at this elevation (cy) 105.6 top width of dam (ft) 10 slope of dry storage sides 2:1 top trap dimensions _ 150'.xQ4' EROSION & SEDIMENT CONTROL PLAN PHASE IV -NOTE: 1 y UP8TRI=A"ATERSHE©'SFi10 N WITHIN THE�IMITS �F CONS�TRUCTIOPY R TOE PTSE III E &S FLAN SHE L BE STABILIZED FIOR TO COMMENCE OF THE PH SE IV E& N. I 2. THE FOUR UND RDRAIN8 ASSOCIATE-15 WITH,CONDOMINIUMISH L}�NOT BE CONSTR CTED, I %, UNTIL P1 iASE V O THE/ 8&S PLAIj4! ! / j ' / / l i / I r \ y�o ALL OF E &S) PHASCfI & SHALL BE 5ENCO PA S�D LOT N 49 LOT LdT F w ,-_ j3 3Q A 3 � I { LOS 51 i 5 OT i LOTU i LOT 55 i 56 / - -� EXI IN ES 11 .: 1 i + + ' A OU LET F�IPRAP w - + `� 107 0 103 6 � rA WILO-T 94 JI V I F 5 s� IJ1 10T. 7 a - -- / P .r =` - - ► S �r.�.�.�w� f� `++�r:�■� ..vw>i����tlrrl►�w>a��•■�r■5 , "� ;, � '5;,,115 ►;�� � ►� I nR.t .:,�- •�?.- tilt'.- ; t..� �f> t f. �u �f' -ti J _.5 .v'. fr" UJ" !~OT LOT i LOT i LOT i L9, LOT i O LO ' O l4QT 7� "r/$ ' "C �g� `N -..88. " w w T� �: y. 1 81 i 182 i 8 185 I+ �6 3. SF BAC� INZF / t I P O�OSED R AP l S. 4 ��y , SPILL /11220x2'(D) 524. L zV =5 A .00 � W AY / SPILLWY SHAL NOT \ B� CO STRUCTED 6N FILL - t Z ( SPILL AYITO BE II�ST/��.LED % 5. /ON t ATU L e RO,UIND / y � f�tARA / / ,PROPOSE6 Cl� I u i u SHALL. BE UP TR. AM / OF THE;DD SHALL ' GPAP] IC SCALD - -- 40 I 0 20 40 80 I 1 \ \ \ 160 inh -(40 ft. LEGEND LEGEND V z e LIMITS OF LAND DISTURBANCE SF SILT FENCE PER VESCH 3.05 DIVERSION DIKE 0 F BOUNDARY LINE DD DIVERSION DIKE PER VESCH 3.09 X v v SILT FENCE ST SEDIMENT TRAP PER VESCH 3.16 O Q TREE PROTECTION M �-- DIRECTION OF FLOW CE CONSTRUCTION ENTRANCE PER VESCH 3.02 - 653.75 PROPOSED CONTOUR I DRAINAGE DIVIDE TP TREE PROTECTION & PRESERVATION PER CULVERT INLET PROTECTION OP O VESCH 3.38 OUTLET PROTECTION PER VESCH 3.18 c CIP CULVERT INLET PROTECTION PER VESCH N CHECK DAMS Cp O 3.0$ ROCK CHECK DAMS PER VESCH 3.20 -� SOILS LINE BEM SOIL STABILIZATION MATTING VESCH 3.36 - -- - DRAINAGE WAY N T o LU CONSTRUCTION ROAD STABILIZATION VESCH 3.03 EROSION &SEDIMENT CONTROL PLAN PHASE V l � ,r LOT -w�; f LOT L,Q'T % + /49 + �51OT�, L 0 � 5 #A I t SST ' L 53 54 r .w _-7 w r / w w ---_ � Kr - LOT r���; _ I- kpy_�' LOT 94 r�r 95 i 3O\ - . rY1 L _T U r 31� 96 �x 97< eYFC LOT �j r-4- 3 LOT -� _99x r); 100{ ��i C Y ' + i LIOT- i LOT 56 5fi 9� i �, 9� \ A_r�.� ■�"�J /�� . 1�I-... �w1t�1 ■Il��ii.1■AAi.� \1�..�■■■s_. \l' I i4I1 - t SEE M fill 717\ _'j + § `LOT i LOT I LOi LOT i LOT \ LO_T_ -LOT i�T i LO?� i �O i 1 )T 76 . 77 wl$ w 79 4 -S } w �w 81 I w� $2w -I 83 1 M 84 w� 85 .6 �y X43` cal Ys'ra i� .r�`'�T?,i:k,• A N 1 I 9 i r LIN .r.;S •.r < a • is S 4 D > 40 2 rr :r :r t � �. v ■tea 1 in 40 W 7 r SCO T R. COLLINSZ No. 351791 oSrONAL SO 61 LLJ O N m O V z e w � c z 0 F Q z (f) LLJ ca a 66 o O Q C M w Z U G 0� c w 0. f w L 1-4 c > LU W � ce I c LLJ O N m O JOB NO. 092033 SCALE 1 " =40' v c SHEET NO. . 1 c m m � 06 N I N rn o N � ■U •^ Q >r Q '' O 61 9■/ J ° N T o LU .� W o W C O W }-- 0 L o H O z° s 3 U U 6 L Q I W °' Ul w H ° r^ > Z W E Ili ---� U) 5 ., w w w W z z 0Ld W (� U J 00 0 W W Q o fl 0 v O O U Q% " N N Ja b LU -1 r" c L CL w N U JOB NO. 092033 SCALE 1 " =40' v c SHEET NO. . 1 c PRIOPOS RQP III BARREL I (i.53; 1 V OUT: T: 5 0 LF 134.19 ; S,=0.63% i / Z, P/S / DC j! /524 NOTIE:` H SHALL)BE'INSTAL D _S�DIM NT BASIN AT O'ATIO� OF )FUTURE Q.I. D � TH T PIPE AND R AP/'CA BE---�' �ALE:1 11=30' SA VAGED�ND .USED D RING TH FINAL ITEB LD-,OU / / C) 1, 20 IV;I' ALL 9F E&S PH S IV & SHALL BE EN PAS D 0 E. WE N SAFETY tj EN E. /�E P()P(')_Q1=r)9A11 rP -III RAf Z /� 1P Z /523 pop- r PIS PROPOSED BAFFCE�' L� ----A=151 12 Sf We=A1L=77'­__' =2.55 Z- DG_ PROPOSED CID III ------ RISER SB FLOW PATHJN EiS PHASE. 1/1 AFTER STORM`kWER IS,,, INSTALLED ---------- ­BM TS 522.5 Table 15: Sediment Basin design (spec 3.14) Sediment Basin #1 Design SEDIMENT BASIN SB � "I. z 6" TOPSOIL EXISTING GROUND NTS MKIINSPLLWAY, 2WHOUT ORES( Di iNERCENCY SKLWAY drairrage area (acres) EMERGENCY SPILLWAY ELEV=521.00 9.11 DESIGN HIGH WATER 72" DIA. 21" HIGH basin volumes: (using 2' contour intervals) TOP OF DAM ELEV =522.0011 16 GA. GALV STEEL 5mm ELEV � 25 YR. STORM 1.0, MIN. c� elevation (ft) contour area (si) volume (cy) j i• Elll- RISER TOP ELEV=518.75' 1.0' MIN. 511,00 8244.7 0 ------ - 512.00 8988.6 319.0 DE VW7 F"M 514.00 10572.7 1042.7 MY StORAGME ......... DMTMNG DEAM 616,00 12285.4 1888.5 .... ......... ..... ............ "AT' STORAM 518.00 14126.6 2866.0 BASE PLATE CLAY CORED DAM 520.00 16096.5 3984.5 D STEEL BASE PLA TE 522.00 18195.0 5263.8 Pw MMOUT MNT wop.la RMUCE0 TO M C.Y_/ ACK) wet storage. 1: 24" RCP 111, L=134.19'. S=0.63% z (2) 4.4'X 4.4' GAL V STEEL =5 wet storage required (cy) (67*DA*2) AN77-SEEP COLLARS 1220.7 design high water (ft) 519.75 dewatering orifice elevation (it) 515.5 top of dam (ft) 522.00 wet storage provided at this elevation (cy) 1677.1 top width of dam (ft) 16.0 av�Iilable volume before cleanout (cy) (34*DA*2) 619.5 bottom of basin (it) 511.0 cleanout elevation (it) 512.8 approx. bottom dimensions: 91!X92 distance from cleanout to orifice (ft) (> 1) 2.7 upstream face slope: 2:1 downstream face slope: 3:1 dry storage: dry storage required (cy) (67*DA*2) 1220.7 baffles: YES principle spillway crest (ft) 518.75 length of flow, L (ft) 10 dry storage provided at this elevation (Cy) 1608.3 effective width, We (ft) 1511 diameter of dewatering orifice (n) j.0,,_ L / We (baffles not required if > 2) 0.0 diameter of flexible tubing (in) (orifice+2') 910 collars: YES runot depth of water at spillway crest (ft) 7.75 C (use 0.45 for bare earth) 0.6 slope of upstream face (Z1) 2:1 tc (min) 13 slope of barrel (Sb) 0.5 1 2yr 3.7, Q 2yr 20.2 length of barrel in saturated zone (Ls) 47.46 1 25yr 4.8 Q 25yr 28.9 number collars required 2 dimension of collars 4.4x4.4 principle spillway: available head (it) 1.0 emergency spillway: YES diameter riser (in) -,.48- required capacity (Q25-Qp) (cis) 0.0 spillway capacity, Qp (cft) 40.0, bottom width (ft) 20 diameter trash rack (in) .72 slope of exist channel (ft/ft) 33 barrel length (ft) 148.98 minimum length of exit channel (ft) 4 head on barrel through embankment (it) 14.0 crest of spillway (it) diameter of barrel (in) 24 IZ Z_z I­ II V IN '505. 8; INV OUT 02.,00; /=41 5; S 8.9f�0/.�� PRO SE'' P ES -11 i AN OUTLET RIPRAP 4 NCE RIP -RAT r T 0% S�P`Pq -SAO __1 'r -' /�/ 4A::1 P_ --(SEE _PE-T O ESC-4 CO EXISYING STONE R IMAGE SWALE OVER SANITARY SE ARb W/ATERLINF­U EXTEND ESC RIP RAP TO THE EXITIN CHAONE K P f 6 X I MA-T6 0', SIN �RqPOSE , /VD6i� LASS , C-1 �RIPRAP v / GEO / TE IL�AFABRI UNDERL�,YMEN D50=911 I L=70','11j H �4 WLNZION-O_F THE OU-TEE-7 i R'QTE TI N, THE CONT�CTOR SHALL 'ENSUVE POSITIVE GRA6`E� W/o ANY SU 4PS AT TH OUTLET. P OPOSED SAFETY FE ITH S NOT,ENTER "�� #1D/ANGER Ul D, PR-6po,SE� TOP (F DAM/ Z �46TH='16'. EMBANKMENT CONSTRUCTION SHALL / i ,� SEDIMENT BASIN BAFFLE DETAIL i SEDIMENT BASIN SB � "I. z 6" TOPSOIL EXISTING GROUND NTS z O F EMERGENCY SPILLWAY ELEV=521.00 - 16 72" DIA. 21" HIGH U) TOP OF DAM ELEV =522.0011 16 GA. GALV STEEL ca � 25 YR. STORM 1.0, MIN. c� AN77-VORTEX DEVICE EMBANKMENT HEIGHT 14' LLJ a o ELEV = 519.75 0 i• Elll- RISER TOP ELEV=518.75' 1.0' MIN. 48" DIA. CUP RISER AML A (y) DRY VOLUME ELEV REQUIRED = 518.OJ' 1' SCARIFIED KEY FOR > LU 7" DIA. DEWA TERING SOIL COHESION III DE VW7 IN V OU 7' = 502.0 Lj LLJ C (1) UPSTREAM TOE OF DAM EXISTING GROUND 0 0-4 > Uj L Ce MIN. JO" COMPACTED U C SOIL OR AGGREGATE OVER BOTTOM OF BASIN BASE PLATE CLAY CORED DAM ELEV. = 511.00 8x8'W14" THICK GALV KEYED INTO THE NOTE. D STEEL BASE PLA TE EXISTING GROUND FREEBOARD PROVIDED =2.25' IN V. IN = 51a53' U SEGMENT 1: 24" RCP 111, L=134.19'. S=0.63% z (2) 4.4'X 4.4' GAL V STEEL =5 AN77-SEEP COLLARS 0 I­ II V IN '505. 8; INV OUT 02.,00; /=41 5; S 8.9f�0/.�� PRO SE'' P ES -11 i AN OUTLET RIPRAP 4 NCE RIP -RAT r T 0% S�P`Pq -SAO __1 'r -' /�/ 4A::1 P_ --(SEE _PE-T O ESC-4 CO EXISYING STONE R IMAGE SWALE OVER SANITARY SE ARb W/ATERLINF­U EXTEND ESC RIP RAP TO THE EXITIN CHAONE K P f 6 X I MA-T6 0', SIN �RqPOSE , /VD6i� LASS , C-1 �RIPRAP v / GEO / TE IL�AFABRI UNDERL�,YMEN D50=911 I L=70','11j H �4 WLNZION-O_F THE OU-TEE-7 i R'QTE TI N, THE CONT�CTOR SHALL 'ENSUVE POSITIVE GRA6`E� W/o ANY SU 4PS AT TH OUTLET. P OPOSED SAFETY FE ITH S NOT,ENTER "�� #1D/ANGER Ul D, PR-6po,SE� TOP (F DAM/ Z �46TH='16'. EMBANKMENT CONSTRUCTION SHALL / i ,� SEDIMENT BASIN BAFFLE DETAIL i % P PO SA TY FENCE S S DIN 'T)AbER, IC SA 0 N ENTER" OS IP P 152' 1.5' C1 UP ORD EXTEND EXISTING ULV� TEMPO ILY\F9 CONSTRUCTION RAN� ) S 0 A. \ i ` D SEDIMFENT TRAM SCALE:1"=30' 574.0 74^0\ 572.Qlt Sediment Trap 1 design 1.12 trap volumes: I area (sf) 0.0 566.001 81.1 -221.7 --, '- i 568.001 2345.4 wet storage required_(cy�_(67 *DAB „__ bottom of stone weir (ft ) wet storage provided at this elevation slope of vvet storage sides _dry storage ... ...... . dry storage required c crest of stone weir Wed at this elevation slope of dry storage sides IVU >CALr_ SHEETS OF 4x8'xj' EXTERIOR PLYWOOD OR EQUIVALENT 6„ ri RISER CREST ELEVATION 4' -POSTS MIN. SIZE 4" SQUARE OR 5" ROUND. SET AT 8. LEAST J' INTO THE GROUND STONE 70' MIN. CONSTRUCTION EXISTING ACCESS J" SM-2A ASPHALT PA VEMEN T TDP COURSE 2% _j I "K, 32 WIN W1,111, \-6" MIN. 21A AGGREGATE BASE PROFILE STONE -70' MIN. CONSTRUCTION I-ASPHAL T PAVED ACCESS l O WASHRACK EXISTING 29 , 2i PAVEMENT - PLAN o o j27 12' MIN. *MUST EXTEND, FULL WIDTH L_q) '-POSITIVE DRAINAGE OF INGRESS AND EGRESS TO SEDIMENT OPERA TION TRAPPING DEVICE PLAN 12' MIN. 2% POSITIVE DRAINAGE TO SEDIMENT oo� __4 '1101 2r TRAPPING DEVICE FLOW 75.0 565._8 -7.5.9 21 5671.9 _76�­.4, 2:1 •SK "M 4,13 71 "IET E t bottom of trap elevation bottom trap dimensions: top of dam elevation tf top ,width of.darn top trap dimensions FILAR-CLOTH- �nuT ti CdMT ACE3.ISAT-4 ra SCOTT R. COUINSZ No. 35791 ,7a. &111 � "I. z � 4 t (D z O F 6 U) % P PO SA TY FENCE S S DIN 'T)AbER, IC SA 0 N ENTER" OS IP P 152' 1.5' C1 UP ORD EXTEND EXISTING ULV� TEMPO ILY\F9 CONSTRUCTION RAN� ) S 0 A. \ i ` D SEDIMFENT TRAM SCALE:1"=30' 574.0 74^0\ 572.Qlt Sediment Trap 1 design 1.12 trap volumes: I area (sf) 0.0 566.001 81.1 -221.7 --, '- i 568.001 2345.4 wet storage required_(cy�_(67 *DAB „__ bottom of stone weir (ft ) wet storage provided at this elevation slope of vvet storage sides _dry storage ... ...... . dry storage required c crest of stone weir Wed at this elevation slope of dry storage sides IVU >CALr_ SHEETS OF 4x8'xj' EXTERIOR PLYWOOD OR EQUIVALENT 6„ ri RISER CREST ELEVATION 4' -POSTS MIN. SIZE 4" SQUARE OR 5" ROUND. SET AT 8. LEAST J' INTO THE GROUND STONE 70' MIN. CONSTRUCTION EXISTING ACCESS J" SM-2A ASPHALT PA VEMEN T TDP COURSE 2% _j I "K, 32 WIN W1,111, \-6" MIN. 21A AGGREGATE BASE PROFILE STONE -70' MIN. CONSTRUCTION I-ASPHAL T PAVED ACCESS l O WASHRACK EXISTING 29 , 2i PAVEMENT - PLAN o o j27 12' MIN. *MUST EXTEND, FULL WIDTH L_q) '-POSITIVE DRAINAGE OF INGRESS AND EGRESS TO SEDIMENT OPERA TION TRAPPING DEVICE PLAN 12' MIN. 2% POSITIVE DRAINAGE TO SEDIMENT oo� __4 '1101 2r TRAPPING DEVICE FLOW 75.0 565._8 -7.5.9 21 5671.9 _76�­.4, 2:1 •SK "M 4,13 71 "IET E t bottom of trap elevation bottom trap dimensions: top of dam elevation tf top ,width of.darn top trap dimensions FILAR-CLOTH- �nuT ti CdMT ACE3.ISAT-4 ra SCOTT R. COUINSZ No. 35791 ,7a. &111 C) CD Uj C) rq rq rq (:D T-• now � "I. z Uj z O _j 6 U) z ca c;6 Z(.n 0 LLJ a o Z3 U) 0 AML A (y) 0 U > LU -Z w dd o- C CL z Lj LLJ C (1) > W 0 0-4 > Uj L Ce j U C C) CD Uj C) rq rq rq (:D T-• now c_v.L5 T mpkoip. SCwrc,. Va. OWC mto 1220.1 z w 187 AML A (y) j CL z 0 to 0 j D U LU z =5 0 u U Cz z C) 0 z • U oil F_ mo -,Nm .. Uj ----- W0011001 A .71 W M rf IOWA,, I I WAWAFAVAFJ I WA. U) Z 1 10 U) 0 777�71 • 01 .41 .. . ... .. .. FILTER CLOTH--I SECTION A-A A minimum water top of 1 inch must be installed with a minimum 1 inch ballcock shuto.ff valve supplying a wash hose with diameter or 7.5 inches for adequate constant pressure. Wash water must be carried away from the entrance to an approved settling area to remove sediment. All sediment shall be prevented from entering storm drains, ditches or watercourses. PAVED WASH RACK NO SCALE 0 JOB NO. 0 SILT FENCE (W11'H WIRE SUPPORT 092033 NO SCALE SCALE (STD. & SPEC. 3.05 OF VIRGINIA EROSION & N/A co - SEDIMENT CONTROL HANDBOOK, 3RD ED.) > SHEET NO. ESC-6 Q) 0