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HomeMy WebLinkAboutWPO201300064 Plan - Approved WPO VSMP 2015-04-15'D I���� C""/ OUNTY, \AED 5C �5, �fi�G�� �C SEFTEMBER 5O, 015 INDEX of SHEETS NATEP,,.. PROTEGTION ORDINANGE AFFLIGATION DRAW I NG NO. SHEET NO. TITLE 6—i I / 1tr_ 14 6491 ZL`.R @��T JEGT DATA ����� /.�iJlr�l+►JC�'I�1r�i���r►J�1�r WATER PROTECTION ORDINANCE 5U5MITTAL 0-14 18 OF 23 EROSION CONTROL NARRATIVE 0-15.1 19 OF 25 IN1TiAt. PHASE - EiWVON CONTROL 4 SW PLAN 0-152 20 OF 23 FINAL PHASE - ER051014 CONTROL 4 SW PLAN G -I6 21 OF 25 PRAINA&E MAPS 0-11 22 OF 23 5TOi HATER MANAGEMENT NARRATIVE EIS and 5NM Man M I NOR SITE PLAN AMENDMI NT (s�P- 2oog- ool7q) (R] ZONINC-��7 ZMA 2011 OC)e)) � R O Pry GN B VICINITY MAP 5GALE: I °= 1000' 1= cax " IYNY 3 I SCALE : 1" = 1000' 1 SITE DATA: OWNER/APPLIC.N,4T: NOTCH'D LLG 40 STOCKTGH RIDGE PLACE 6REENV4000, VA 22943 THREE NOTCHT) CENTER 5374 THREE NOTCH'D ROAD CROZET, VA 22932 ENGINEER: NP ENGINEERING 680 IVY FARM DRIVE =ZTF1/("4j VA 224101 5531 -'1387 SOURCE OF SURVEY: SOURCE OF TOPOGRAPHY: DATE OF TOPOGRAPHY: BENCHMARK: COUNTY, STATE: MAGISTERIAL DISTRICT: TAX MAP .9RENGE: ZONING: SETBACK REQUIREMENTS: lavalim 1;d Z-40d VA Dominion Development Resources, LLC Dominion Development Resources, LLC AUGIJ'" T 2005 (Atesurred datum) Top of D1 o Rte 240 (664.2-7%) AL.BEMARLE COUNTY, VA WHITE HALL 5 DEVELOPMENT BUILDiN6 - 30' FROM PUBLIC' P-O.W. PARKING - 10' FROM PUBLIC R.O.W. COMMERCIAL P05r, (COMMERCIAL CENTER/OFFIC -) APPROVED hV the Albemarle Cou* Com lopment DepartmiBTA Date He 0-18 23 OF 25 5TORMHATER DETAILS LAND USE SCHEDULE: EXISTING PROPOSED BUILDING 408.63 5Q. FT. 15,4100.00 (15.14915) PAVED (OR G- '►RAVEQ 288044 6 5 58,858 . T. 1(8) 655QQ _ 041%OPEN SPACE . FT. SQ. DEPARTMENT OF GOMMUN I TY DEVELOPMENT PLANNER/ZONING ENGINEER B31dH►.iNto OFFICIAL ARaHITEGTURAL REViEN BOARD FIRE OFFICIAL DATE DATE DATE DATE DATE VIRGINIA DEPARTMENT OF TR+AN5PORTATI ON DATE PARKINS SCHEDULE: PROPOSED OFFICE/COMMERCIAL Pr*0 EAST BLDG ODDS, not in office) = 8p00 gsf = 1500 SF 6LA OMT BLDG (POSC not in off ice) = 5,500 gsf = 4,450 OF GLA TOTAL 61-A OF IN PDSC, = 12,250 5F 6LA o 5.5 SPAaCE511,000 GLA OF = 61 SPACES REQUIRED OFFICE USE EAST BLDG (2ND FLOOR) = 5p00 9F NET WEST 8106 (2ND FLOM = 3,400 OF NET MST BLDG (310 FLOOR) = O SF NET TOTAL NET SF = 8,400 SF o I SPACE51200 9F NET = 42 SPACES RE-GiUIRED TOTAL PARK1146 REQUIRED FOR TH15 51ITE = 61 + 42 5PAGE5 LESS 8.5% REDIJGTION FOR SHARED PARKING 4 PEDE5TRIAr>rt OFFSET (4 SPACES% TOTAL PARKINS 5PACE5 REQUIRED = 100 5PACE5 (5 HANDICAP ACCE5551" TOTAL PARKINS SPACES PROVIDED = 95 SPACES + 5 HANDICAP SPACeS (NOTE - porkina does not include 3 spaces designated v 0M VVWT). RESERVOIR WATER51-11I=D: THE SITE LIES WITHIN THE BEAVER CREEK RESERVOIR WATERSHED FLOODPLAIN: THE 51TE DOES NOT LIE WITHIN A FLOODPLAIN MAXIMUM BUILDING HEIGHT: MAXIMUM BUILDING HEIGHT 15 40' (see sheet 2) 516NA6E: ALL 51&N5 MUST BE APPROVED BY ARB Ik YafiidiW 0. P=rigs CART. NO.032304 z LU ry Aym > 00 zwJ z Q �C U, QL LU < << x 40 f" < < Uj DEVORED W VMS rP Wbn3 Q DATE ice° 5/6113 CHECKED BY DATE PILE EDIT SPROUS)= I -7/5/09 SGN.E ' 11 _ 301 PRA&I" PLOT S G -1 Pf xaT - OF 23 SMEET Ho. o f p tit n m v- zwJ z Q �C U, QL LU < << x 40 f" < < Uj DEVORED W VMS rP Wbn3 VR/ M By DATE ice° 5/6113 CHECKED BY DATE PILE EDIT SPROUS)= I -7/5/09 SGN.E ' 11 _ 301 PRA&I" PLOT S G -1 Pf xaT - OF 23 SMEET Ho. SOILS MAP EROSION CONTROL NARRATIVE PROJEGT DESCRIPTION: This project consist of the construction of two Wild) ( oxlmately 24,140 9f) of office and commercial space, and associated praMcirtrtgg areas. The pro act ,Copes trrcn1mr radlhg and instaildtlon of asphalt travel ways and parking spaces, and u�Tltties. The dI= arm fbr ttTe projltt is ~%i" the entire site of 2.32 acres. Eroslon control for " site re111 be managed using perimeter controls and the existing basin on the adjacent parcel (north of site). ��� ♦♦'� ♦. ..:.../ ♦ ♦♦♦ A: ♦.♦♦♦ ... I• s • a� is ♦ G F, r" V .IE ♦; rAf,T.. w ., rTVI EMIT ADJAGEW AREAS: The site is bounded on the north by rural area, to the east by rural area, to the west by the 0mr1ottesville Self Storage a Crozet facility and-to 0o south by 7hmee Notch.d Road. Existing surface dralhage is directed nor'txn to an existing stream. OFF -51TE ARE -46- Mf -site areas to be disturbed are limited to the northern property line where the storm drainage outfall outlets in lie existing erosion control basin. This area is deillrodated with a drainage easement. SOILS: According tome LWA 5GS soils mapping, the project site Iles In soils: - At-he 3183 - Hayesville Clay Loom 81$ - Thutrmont Loam 4lB - Urban Land The soils are described as: 4D - Ashe loam, 15 to 25 percent slopes Properties a qualities Slope ft : 15 to 25 pdroent Dept[ to restrictive feature: 20 to 40 Inches to Ilthic bedrock DraitnaAe class: 5omexhat excessively drained C.apnac of the most RMIting layer to transmitt neater (Ksat): very low to high (0.00 to 5.95 InA r) Demeter table: i�io^e than 80 inohas Fr, crF flooding: Mme FrvdOerrA ttr � taw (about 3.2 Inches) two I® in hes: I.OM 10 to A unties: I_odrn lei to 24 tidies: Ean�oom 24 to '14 inches: This soil Is moderatesiy deep, moderately steep, somewhat excessively drained soli. It 1s on narrow convex ridgetops on points df ridges, and on side slopes. Permeability of this soil Is moderately rapid. Depth to bedrock is approximately 30 Inches. Potential frost action and i;W nk -swell potential Is ION. The erosion hazard Is severe in areas H10iout adequate cover. 37B3 - Hayesville cla y loan, 2 to 'I percent slopes, severity eroded Properties and qualifies Slope, 2 to '1 pnsrcent Depth to restrictive feature: More than 80 inches Drainage class, Well drained. Gap of the most limiting layer to transmit water (Ksat): Moderately high to high (0.51 to IA8 in/hr) Depth tD Natter table: More than 80 Inches Frequency of flooding: None Fraeqdivemy of pondN: Name Ava lcibla Hater capacity, High (about IOb Inches) Typical profile Q to I Indies: Clay loam "i to 5B inches: Glory 58 to 6"1 Wztws: clay loan 67 to 83 Inches, Fine imdg loan This soil Is deep, sloping and well drained. Soil Is on narrow convex ridge". Slopes are smooth and about 200 to 400 feet tong. and avallable water Capacity of this 9011 is high. Depth to bedrock is approximately 80 inches. 5t action and 9hr'Ittk- 9rcell potential_ i9 Fftyh, limiting tine use of this soil as a bul site or roatlftll. 8115 - Thurmont loam, 2 to -1 percent slopes Properties and qualities Slope: 2 to 7 percent Depth to restrictive feature: More than 80 inches Drat doss: Well drained Gaps i of the most Ilmtitmtt g layer to transmit water (Ksat): Moderately hlgh to high (057 to 1.48 In/hr) ,b Depth to water table: ou-t 48 ids Frequency of flooding: Now Frequerx y of ponding2 NDm Available water capacity: irloderate (gout 83 inches) TiW pr"flle fto 10 Inches: Loan 10 to 46 inches: Clay loam 46 to 56 Inches: Loam 56 to 74 inches, Gobbly sandy loam This roll is deep, gently sloping and well drained. Soil is on elongated ridges. Permeability Is moderate and available water capacity of this soil Is moderate. Depth to bedrock is approximately 80 inches. Potential frost action and shrift-swell potential is low. This soil is a good source of roadflll. 91 - Urban land Properties and qualities Slope: O to 25 percent Depth to restrictive feature: 10 Inches to dense material Capacity of the most limiting layer to transmit water (Ksat). Very low to high (0.00 to 13.04 in/hr) Tgpiaal profile 0 to b IrncFves: Variable 6 to 14 inches.. Variable Considered developed soil. Areas are used for parking lots, schools, shopping centers, etc. CRITICAL EROSION AREAS: There are no areas defined as critically erosive. However, care should be taken on a daily basis to maintain the erosion control structures to event silt from leaving the construction site. Specifically, silt fence Is to be constructed along the sides of the work zone to Intercept and detain sediment. AAconstrwtion entrance is to be provided to prevent tracking of mud Into the public right- of-way by construction vehicles. leiish water is to be trucked in or obtained from a metered AGSA water connection. -Wash water Is to be directed to silt fence. Inlet protection is to be provided to prevent sedlMent from entering the storm drain system upon cotistruation of the on -site sior'lh drdi n Inlet%. CONSTRUCTION SEQUENCE: Construction shall fallow the follow sqering to m i ntmize erosion . 1) Install silt fence (5f) along the all property lines. 2) Install Construction Entrance (CE) as hidlcated on the plans and any tree protection. 3) Veriffyy existin�gq EG basin Integrity and Install silt traps. 4) DerrOlsh existing Irffprovernents and relocate existlhg utilities as required. 5) Clear and grub, strip top soil and stockpile for respread. Haul unwIN:3le material off -site to an approved disposal location. 6) Rough grade site, install new utilities (storm drain, sanitary, haul excess material off -site as necessary to an approved disposal location. 1) instal'' 1 inlet protection (IF) around the proposed drop inlets. 8) Proof roll "rode In areas to receive asphalt pavement. Upon proof roll approval by geotechnical engineer, Install aggregate base, prime coat and asphalt paving per phasing sequence. 4) install building strut_ lures and stripe paving. 10) Provide tam ovary seeding and other erosion control devices to minimize transport of sediment. II) Prepare Ian ng areas. 12) Apply penman s"cilhg (PS), landscaping and mulch (MU) to all denuded areas as Indicated on the plans as soon as . 13) T ovary sediment control structures are to remain in place and will be removed only when a satactory stand of permanent grass is present. Upon ap oval, remove terworary erosion control measures, remove unsuitable mtiaterial to an approved loon, and stabilize affected areas. 14) Convert E5C basin to a permanent storm water management basin. 15) Project closeout. ER05ION AND SEDIMENT CONTROL MEASURES: The measures noted below and on the accompa Ing drawings are to be constructed and maintained by the contractor in accordance with " latest ad Ion of the Albemarle County Code and the Virginia Erosion and Sedirnert ition Control Handbook, Third Edition, 1442. Symbols, details, and dimensions used are taken from the handbook, as well as the Virginia Department of Transportation Road and Bridge Standards, Volume I, 2001 A. STRUCTURAL PP.ACTIGES: I. Temporary con9trvatkM entrance (01!% 3,02: Temporary construction entrance shall be provided and maTntsalned as shown on the plan sheet. 2. Silt Fence (5F), 3.05: Silt fence barriers shall be installed down slope of areas with minlmal grades to filter EROSION t SEDIMENT CONTROL LEGEND ■ ■ 334 DUST GONTRDL DC EG LEGEND runoff from sheet flow as indicated on the plan sheet. 3. Storm Drain Inlet Protection (IP), 3.0-1: Storm drain inlet protection shall be provided for inlets as shown on the plans. 4. Temporary Diversion Dike (D), 3.04, Temporary diversion dikes shall be provided as shown on the plans or as needed to divert water to the sediment basin. 5. Rock Check Dams (CD), 320: Rock check dams are to be Installed in the diversion ditches as needed to reduce velocity of concentrated flow and the potential of erosion. 6. Dust Control G), 3341: Provide dust control In areas subject to surface and air movement of duct where on -site and off -site damage Is likely to occur If preventive measures are not taken. -1. Temporary Sediment Basin shall be installed and maintained per VESG 3.14. B. VBSETATIVE MEA5URE5s I. Topsoiltng 4 Stock (TO), 3.30: Topsoil will be stripped from areas to be graded and stockpiled for Idatteerr use. 5toG1CF.I es are to be stabil zed with termorary vegetation and have slit fence installed along the lower perimeter. Stockpile locations to be approved N Albemarle County. 2. Temporary Seeding (TS), 3131: All denuded areas which will be left dormant for extended periods of time shall be seeded HTth fast rminattng temporary vegetation hynedlately following grading. Seed selection will be dependerion the time of year in accordance with the VESO. 3. Permanent Seeding (PS), 332: Permanent seeding shall be provided on site to provide stabilization for all disturbed areas. Seeding rates are in pounds per acre. For high maintenance lawn areas apply 200 -250 pounds of Kentucky 31 fescue, 2 pounds of red top grass, and 20 pounds of seasonal nurse crop. The on seasal nur dates, crop used is based on the following seeding date a. From Februa ib throe April, use annual rye; b. From M aj I thhrough August 15, use foxtatl millet; c. From August Ib tffrougli October, use annual rye; d. From November through Februaa^q 15, use winter rye; All permanent seeding shall be fertifized, limed and mulched at the following rates: Fertilizer 10 -20 -10 at a rate of 1000 pounds per acre: lime of agricultural grade limestone at a rate of 2 tans per acre: and straw mulch at a rate of I . tans per acre. Before seedinngg, 4 inches of topsoil shall be spread In areas to be seeded. Apply fertilizer and lime uniFormly and mix well-into top 4 inches of seed bed. Prepare soil for permanent seeding by tillage of topsoil in place to loosen thoroughly aid breakup all clods to a depth of b inches. Remove all stumps and roots, coarse vegetation, stones larger than I . Inches aid all construction debris. Soil shall be worked by suitable agricultural equipmennt to a depth of not less than 4 Inches. Surface shall be uniform, smooth and drainers. A firm and compact seed bed is required. 4. Mulching (W), 335: All temporary and permanent seeding shall be straw mulched. G. MINIMUM STANDARD5: MS-1 Stablllizatlon of denuded areas: Permanent or temporary soil stabilization shall beapplied to denuded areas with 7 days after final grade is reached on any portion of the site. Temporary soil stabilization shall be applied withTn 7 days to denuded areas tFuit may not be at final grade, but will remain dormant or undisturbed for longer than 30 days. Permanent stabilization shall be applied to areas that are to be left dormant for more than one yo'. 15-2 9tabl111zation of soil stockpiles: During construction of the project, soil stockpiles and borrow areas shall be stabilized or protected with sediment trap try measures. The contractor is responsible for tempor protection and permanent stabilization of all stockpiles on site as well as borrow areas and soil Inntentlonally transported from the project site. MS-3 Permanent Vegetative Covers A permanent vegetative cover shall be established on denuded areas not otherwise permanently stabilized. Permanent vegetation shall not be considered established until a ground cover Is achieved that, in the opinion of the E*S Inspector, is uniform and mature enough to survive and inhibit erosion. MS-4 Timing and stabilization of silt trapping measures, Storm inlet protection, silt fencing, and other measures intended to trap sediment shall be constructed as a first step in any land disturbing activities and shall be made functional before upslope land disturbance takes prate. MS-5 Stabilization of earthen structures, Stabilization measured shall be applied to earthen structures such as dikes and diversions Immediately after installation. M5-6 Sediment basins and traps, Not used. M5-7 Gut to Fill siopess Cut to fill slopes shall be constructed in a manner that will minimize erosion. Slopes that are found to be eroding excessively within one year of permanent stabilization shall be provided with additional slope stabilizing measures until the problem Is corrected. MS-8 Concentrated runoff down cut or fill slopes: Concentrated runoff shall not flow down cut or fill slopes unless contained within an adequate temporary or permanent channel, flume or slope gain structure. M5-4 Water seepage from a slope face: Whenever water seeps from a slope face, adequate drainage or other protection shall be provided. EROS' ION CONTROL NOTES I. The plan approving authority must be notified one week prior to the pre - construction conference, one week prior to the commencmennt of land disturbing activity, and one week prior to the final inspection. 2. All erosion and sediment control measures will be constructed and maintained according to minimum standards and specifications of the Virginia Erosion and Sediment Control Handbook and Virginia Regulations VR625 -02 -00 Erosion and Sediment Control regulations. 3. All erosion and sediment control measures are to be placed prior to or as the ilid step in clearing. 4. A copy of the approved erosion and sediment control plan shall be maintained at the site at all Eimes. 5. Prior to commencing land disturbing activities in areas other than Indicated on these plans (including but not limited to off -site borrow or waste areas), the contractor shall at tafFflt a supplementary erosion control plan to the owner for review and approval by than plilh I proving authority. 6. The contractor 1s responsible for Installation of any additional erosion control measures necessary to prevent erosion and sedimentation as determined by the plan approving authority 'i. All disturbed areas are to drain to approved sediment control measures at all times during land disturbing activities and during site development until final stabilization Is achieved. 8. During dewaterinn�g operations, water will be pumipod Into an Quad filtering device. 9. The contractor sFidl i ect all erosion control Measures p=lcany d-id cifter each runoff-producing rainfall event. Any necessary repairs or ckstawp to utiakYoM the effectiveness df the erosion control devices Mall be mod9 i ro6didt61y. 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. f er-th fill shall be Inert materials only, free of roots, stvffn *, wood, rte, and other debris. 12. Borrow or waste areas are to be reclaimed rr4thin 7 drays of coMptetion per Zoning Ordinance section 5.1.28. 13. All inert materials shall be transported In compllance with section 13 -301 of the Code of Albemarle. 14. Ek5rrow, fill or waste activity involving Industrial -type power equipment shall be limited to the hours of "i,00 an to 4 :00 pm. 15. Morrow, fill or waste activity shall be conducted in a safe manner that maintains lateral support, tt or order to mtnlrtttze any hazard to persons, physical damage to adjacent land and Iftipr , and damage to a pubTtc street because & s des, sinidng or collapse. 16. The developer shall reserve the right to install, maintain, remove or convert to permanent stamwater management facilities we applicable all erosion control measures required by this plan regardless of the sale of any lot, unit or bending or other portion of the property. 17. Temporary stabilizatlon shall be temporary seeding and mulching. Seeding Is to be at "15 ibs /acre, and in the mont}r of 5eptemtber to Februar4 to consist of a 50/50 mix of Acirual Ryegross and C Winter nter Rye, or in March and April %consist of Annual Rye, or flay through August to consist of German Millet. Straw mulch Is to be lled at 80 Ibs/100 sf. 18. Permanent stabilization shall be lime and fertilizer, permanent seeding, and mulch. Agricultural grade limestone shall be applied at q0 Ibs/1000 sf, Incorporated into the top 4-b Inches of soil. Fertilizer shall be applied at 1000 Ibs /acre and consist of a 10 -20-16 nutrient mix. Permanent seedinngg shall be I►ed at 180 lbs /acre and consist of 45% Kerlt;ucky 31 or Tall Fescue and 0-5% Perrenial l egrass or Kentucky Bluegrass. Straw mulch is to be applied at 80 Ibs /100 sf. Alternatives are sw�ject to approval by the County erosion control inspector. 101. Maintenance: All measures are to be inspected weekly and after each rainfall. Any damage or clogging to structural measures Is to be repaired immediately. Silt traps are to be cleaned when 50% ofthe wet storage volume is filled with sediment. All seeded areas are to be reseeded when necessaml to achieve a good stand of grass. Silt fence and diversion dykes which are collecting sediment to half their height must be cleaned and repaired Imm edtatelIyy 20. All temporary erosion and sediment control measures are to be remdved with 30 days of final site sterilization, when measures are no longer needed, subject to approval by the County erosion control inspector. MS-10 Storm Inlet Protection: All storm Inlets that are operable during construction shall be protected so that sediment laden water cannot enter the conveyance system without first being filtered or otherwise treated to remove sediment. MS-II Stabilization of outlets: Not used. MS-12 Work In live watercourses: Not used. MS-15 Crossing a live watercourse: Not used. MS-14 Applicable Regulation: All a . plic a federal, state and local regulations pertaining to working In or crossing live watercourses shall be met. MS-15 Stabilization of bed and banks: Not used. MS-I6 Underground utilities: Underground uElllty lines shall be Installed in accordance with the following standards, in addition to other applicable criteria: a. No more than 500 lineal feet of trench may be opened at one time; b. Mere consistent with safety and space considerations, excavated material Is to be placed on the uphill side of trenches, except for any diversion ditches; c. Effluent from dewatertng operations shall be filtered or passed thrown an approved sediment trapping device, or both, and discharged in a manner that does not adversely affect flohing streams or offsite property, d. Trench backflll material shall be properly compacted In order to minimize erosion and promote stabilization; e. Restobllization shall be accomplished in accordance with these regulations; f. All applicable safety regulations shall be compiled with at all times. MS-1-1 Construction access routes: Where construction vehicle access routes Intersect paved or public roads, provisions shall be made to minimize the transport of sediment by vehicular tracking onto the paved surface. Where sediment Is transported onto a paved or public road, the road surface shall be cleaned thoroughly at tFte end of each day. Sedimenp ll areaStreet washiaapplto tndlvial lopment lots as well as larger land - disturbing activities. M5-IS Temporary E45 Control measure removal: All temporary erosion and sediment control measures shall be removed within 30 days after final site stabilization or after temporary measures are no longer needed, unless otherwise rthorized by the local EtS authority. Trapped sediment and the dlsgir•bed roll areas rewThq front thee� ton. itkm Of ary measures shall be permanently stabilized to prevent further erosion did semen MS-14 Adequacy of receiving than nals: Properties and waterwags downstream from the development site shall be protected from sediment deposition, erosion and damage due to increases In volume, velocity and peak flow rates of storm water runoff for the stated frequency storm of 24 -hour duration. D. MAINTENANCE: All erosion and sediment control structures and systems shall be maintained, inspected, and repaired as needed to Insure continued performance of their Tntended function. All erosion and sediment control measures shall be checked at the and of each day and after every rainfall event. I. Damage to erosion control measures caused by construction traffic or other activity shall be repaired before the end of each working day. 2. Maintain all seeded areas until a uniform stand is ac ted. 3. Provide for equipment washing as needed to prevent the transport of soil onto existing asphalt roadways. 4. Both temporary and permanent roads and parking areas may require periodic top dressing with new ravel. 5. Silt fence barriers will be checked daily for undermining or deterioration of the fabric. Sediment shall be removed when the level reaches half way to the top of the barrier. 6. Sediment shall be removed from around the Inlet protectlon trap structure and restored to Its original dimensions when the sediment has accumulated to one -half the design depth of the trap. The trap structures shall be removed and the area stabilized when the remaining drainage area has been properly stabilized. -1. Temporary diversion dikes shall be Inspected regularly and repairs made IF needed. 8. Sediment accumulated within diversions shall be removed from the channel and repairs made as necessary. 4. Sediment should be removed from rock check dams when It reaches one -half of the original height of the measure. Regular Inspections should be made to Insure that the center of dam Is lower than the edges. Erosion caused by high floras around the edges of the dam should be corrected Immedlatelty. IO.AII soil stabilization blankets and matting shall be Inspected after rainstorms to check for erosion and undermining. If wastrout or breakc9e occurs, reinstall We material after repairing damage to the slope or ditch. K Nathaniel D. Perkins GI=RT. 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TOP 669A'1 s , O J40t 1w 658.65 s 1 A l X11 MH i TO P 66 r' ✓' s h TO� s s — MH � � • ' TOP 663.64 '-- ...,,,.., .. � .. " `•::::• ` , ":. INV 65429 c,....... ... C , 434 q 0 BASE -tn �::.. 1 �` ,4pt�0 I t Pad - ::: "CAW 1140 ::: L` M t „ \,. ' • N TOP t1EV = 66239 a,sr \ x 3111- op d.- � `'�. � e�' a. = 652.79 ... Ala' 2 5TORY 1 -1/2 5TORY CINDER BLOGK { FRAME l FF 665.50' FF 612.40' 1 _.dam' _ ---- -•-- -° °- "'i IF 0 153 _ FAMs& LOT - ... --�Is w (o.. wa . ruOUT 240 w--- w-- -w U.�. ST` M M `� cis ca SOIL EROSION AND SEDIMENTATION CONTROL SYBMOLS W -410 �w — Top ') 1w bbob0 THREE NOTC�M'� RIIA9 _ 50' i'� M w m GE = GONSTRUGTION ENTRANGE IP = INLET PROTEGTION a TS = TEMPORARY SEED I NC OP = OUTLET PROTEGT I ON v MU = MULCH SF = SILT FENGE GRAPHIC SCALE 1 " =30' P5 = PERMANENT 5EED I NCB SB = TEMP. SEDIMENT BAS I N K NaO)"l V. flarlvns cam' N°' O3 DG fif032304 =DUST GONTOL 1=� Q o 30 60 go � l� IR d�Q} �D PIMIMH D BY DATE NP 41/30/13 a DATE » 41/30/13 0EMEm BY v }� _< EDIT - ScALE I" =30' DRAY le 0 -15.1 PLOT Fp-ajwT - I OF 23 SIFT NO. vo� 1=� Q 7-< m lu Q � X �'- < G N � in PIMIMH D BY DATE NP 41/30/13 DRANK BY DATE » 41/30/13 0EMEm BY v }� _< EDIT - ScALE I" =30' DRAY le 0 -15.1 PLOT Fp-ajwT - I OF 23 SIFT NO. 1=� Q 7-< m lu � X �'- < PIMIMH D BY DATE NP 41/30/13 DRANK BY DATE » 41/30/13 0EMEm BY DATE FILE EDIT - ScALE I" =30' DRAY le 0 -15.1 PLOT Fp-ajwT - I OF 23 SIFT NO. 5; 0:WAT5R .UBTEN 10H - \ �G /L /7I' ON THP . 614317 To \ f B.� 115, E49 FOR TH 15 PRO,IE6T �.� FOR BR05 /ON CONTROL AN2 5T6?RHHA TER DETENTION LAX /57N& 5 l'21,tvEA T, 6A. /N MEW APO2 12 TO1%=G d 52 V ROR LR05 10N GOWOL 4` GONI2tR TO . I wm�s POW h�V AREA 15 5 \ 1 OP - \ � T1�1.�6�3 -?�" 1�LBB1V1,4RL ��TOR 4G L r rerCe DD \ GURRB/VT ZONING: L / TOR4G \ GU�T U5 5/G qu a �X �2a \/0, \ 14GRB14C�: 640' \ (6'x 6') S 30X2-)F;6) q6 Top = 661.48 �lltaya Boox (r-3) \ t eam �UF • �- \ ---- - - f er \ - _ TP _ F9 (61 (FI) \\ � (6'x67 t 11 IP s'- _ 20' sewer Fnterra PS 1 Easement T O x OP \ V r r 20'x 20' x 20' or 5creen a TH56 - 67 BEA VER GREEK HILL CORP. GURRBNT ZONING: R14 CURRENT U5� V146ANTIMPE /BL ORBD 146RS 4GE //, /q6 146. FUTURE CONNECTION TO ADJACENT PROPERTY Shared Driveway W adjacent parcel subject to joint access agreement as recorded in D13 647/P6 609 (copy was submitted with plan). OF OWNSWANO P—OLT rem 1 Pi Eaeement 55051 P . • loll • _ ■ ■ , _ • c' A••••!� \\ 011 u 501L EROSION AND SEDIMENTATION GONTROL 5* rBMOLS GE = GONSTRUGTION ENTRANGE Ts = TEMPORARY SEED I NO MU = MULGH PS = PERMANENT SEED I NO DG = DUST CONTROL IF = INLET PROTEGTION OF = OUTLET PROTEGTION 5F = SILT FENGE 58 = TEMP. SEDIMENT BASIN GRAPHIC SCALE 1 " =30' 0 30 60 90 K Nathaniel D. Perks CERT. N0. 032304 r0 IR VIMIel® BY X NIP q/30/13 a DATE z�v q/30/13 15+115CAM BY DA E } EDIT rCALE DRAnN5 G -15.2 PLOT xnn 20OF 23 sHEIET NO. z o 0 � � z �OL <. �- < G O ry � = � VIMIel® BY X NIP q/30/13 Z DATE z�v q/30/13 15+115CAM BY DA E } EDIT rCALE DRAnN5 G -15.2 PLOT xnn 20OF 23 sHEIET NO. z o 0 � � z �OL <. �- < VIMIel® BY DATE NIP q/30/13 MAIM BY DATE mp q/30/13 15+115CAM BY DA E FILE sPROUS>= EDIT rCALE DRAnN5 G -15.2 PLOT PROXcT - 20OF 23 sHEIET NO. LEGEND ------- DRAINAGE DIVIDE >44 '- -- - - --- -'` FvEREVEF]a _ -- ' -" � ` /.^�//•6 - \\ \._\ ..'� \,` \�.- - __ Cog ___- POINT B = ANALYSIS POINT ', Tc Path P 0 i RAdI�GE gE'A \ P0S �uOP I E Ib;� \ s f! ✓y L X NN X- ­u RAINAGE:�: }I AREA E \ (QfJ SITE f : `. - Ni nt • -, PO ! DL'VE ,';�' -q \_ � = 1 _ ! i. L -- =.�_•, , ?,j , AGE -- -A,f`?� �. l`��j�c�.r, 6•` \ \..h \ i Fl t DEVELVr CD \�(r, �• �.: ; f'. � - " \\,-'- \� W ,�'•4 y �I� .� POST,-DEra,ELOPEDJ s \ \ l C t r c 1 s A_ AREA Kai ' :\ \ � F F . <>ITE_ 'Y ( Area Pf'� 'I.EVEi `pPE�` ! Efi�_ rev o 1 . �---_- "' Y,r\t� \ \ � � \ , tF�! � � _; -„ .J71J \ r7 _ �vE dr'T'.kin!•• s, $S \ .�'X,S 1:e�eo� ed� �. /, y9 s 'zi,:neoucer!virvrre,nL \.,. = .SF.YT 11.5! ', fil LF,i t,\ t >r 9 � 1 :.1 \ \ > � d 'P. .r l a \ \ , r ( t } z u _ l A 0 r r - � c - 1 f 1 C / e . -- �� /.494 = %0.744 ;'(post) =�= I - I S '1 <i . AIN AGE AREA C' J RE- DEVELOP.ED__ & -'' T / ST-DEVEL ^PED) //) — i.- \ GRAPNC scam WS1 REDUCTION 60' 0 A0' DRA I NAGE MAP (Pre - ff Post- Development) 5rMHNA7ER jPETFNTION FAG14ITY ON 774F 56.43/7 TO BE GSFD FOR THIS ,°RO..ECT FOR Ei?z*Z/ON COWRM AND 5rORMNA72=_R DETENT/ON .r 1 ' rM 3hA3 - 7 E A, LMM4A g'r-O t aA Z - LI \ GAtPPZrA6e: 61� - A I - I I,g31.13 5P ,! a (4 Infir) = 0 * cfs - - -- A = 0.21 Ac. a 4A =10151 fs ` = e3 -76! r-Fa c = 0.82 1 , - ., x 'Al 24 Rod u IO x 20' ` screen Ybod Pr to txalnQld 1 Pdrdadd = � i i1 T. R:, , 0i0 +n# w G =O.g DA a (4 Imi1lr -a = Or TT�402 G 0b5 NZ THEE MOTCHV ROAD e L, r Ts,,.f, i x r >J 11 l<4 IL17fi'.. / \ a 1jQL 1N \- 1 >\ L?t�fah -_ -" EFFyfl i/_X, /jig 0.90' _ q 3 Ac. f. t \ J / .,�° ` %fie t Y yk ;;�,' \l` J; t.. •. k \ % �,y r ,,a ?' \ `� ��`•i, + <..'t; A k , ` I -= \ . o- l \ \ ,f ... _kl �YF eTrK .,. J'"" 4�i ?, l• \ �. '; I I9 \ \�•';.j. �-��l -Ix \`� f )T.1 �•n,,, .. � f 'r s �.� '= xr— :.'`�,t� •� � c -/� \ y .. 1'�\ �\ ' :� J_ u � '! I �\ •S fry \ _ _ 1 1- 1 r 1 / 4 ! - i� t 1 y \ r z , c t 1 PP 11/30/13 Ia F / �3 V30/13 \ Dare ;I 4�N v y Pieor G -16 4 1 21 L s Iarr \ C SST 140. 7T7 7 o to \ "F 5mf 1 r A — 1 N f \ L T h _ t , wt f ,.10 .;j , 1, IF THIS DftACALE IS A REDUCTION XT GRAPHrO SCALE MUST BE USED `.... so' a eo DRAINAGE MAP (from adjacent site) TM 55 - 67 BE4 VER GREFK N1U CORP. GENT ZON /NG: RA GUMENT 1l5F: VA6ANr1VH7FVa0)1fP ACREAGE 111g6 AC, KnURE TION To ADJAceNT PROPERTY Shared Drava" W adjacent parcel sub}� t to \� 'pkt access a�ika`nit dwld in D 8b4I Pty br LPN P Post 3 ccble D - 6221 in RAV =0.13 Ac. 0. cfs\ DRAINA6E MAP (Post - Development conditions) 5TORMWATER MANAGEMENT NOTE5 I. All dams and constructed fill to be within c15% of maximum dry densitty� and 2% of optimum moisture content. All fill material to be approved by a goetechnicafengineer. A geotechnical engineer is to be present during construction of dams. 2. Pipe and riser joints are to be watertight within stormwater managerr►ent facilities. 3. Por terr�orary sediment traps or basins which are to be converted to srmcment stormwater management facilities; conversion is not to take place until the site Is stabilized, and permission has been obtained from the GoMN 0 orlon control Inspector. K WW=lel D. Per" GMT. W. 0321304 F 1` <� Zv U } QL m � o � V 7 Lu 4x I- DE5t61I ST' 17A M PP 11/30/13 Ia DATE MP V30/13 u t3Y Dare FLE EDIT Pieor G -16 PROJECT — 21 L Of: 25 C SST 140. C r n f� N <� Zv U } QL m � o � V 7 Lu 4x I- DE5t61I ST' 17A M PP 11/30/13 DRFM BY DATE MP V30/13 u t3Y Dare FLE EDIT Pieor G -16 PROJECT — 21 Of: 25 SST 140. This page intentionally eft olonk V IR LQV DE5fiMED BY a- NP �Q� a IWE NP zw OeCKIM BY DATE FILE OPROME WT - D�iLAf^MN6 G -17 DoT FROXCT - Z F 23 SMEET NO. von z � oLW� Q � X C � n O DE5fiMED BY a- NP �Q� DRAM BY IWE NP zw OeCKIM BY DATE FILE OPROME WT - D�iLAf^MN6 G -17 DoT FROXCT - Z F 23 SMEET NO. von z � oLW� Q � X DE5fiMED BY DATE NP 9130/13 DRAM BY IWE NP 9!39/13 OeCKIM BY DATE FILE OPROME WT - D�iLAf^MN6 G -17 DoT FROXCT - Z F 23 SMEET NO. SEDIMENT BASIN SCH-1117tMATIC FLEVATTONS CREST OF EMERGENCY SPILLWAY DESIGN HIGH WATER (25-YR. STORM ELEV. =650.12) MIN. 1.0' RISER CREST 67 C:(./ ..... ...... DEVICE DRY RAGE % ........... DEWATERfNG ELEV.-649.94 - ELEV. = 648,37 ........ ....... SEE DETAIL 67 C.Y./ AC. .. ....... WET "STORAGE .......... ....... •..... .... NEXT PACE ELEV.=648.37 SEDIMENT CLEANOUT POINT = 647.33 (` WET " STORAGE REDUCED TO 34 C.Y./ ACRE) DESIGN ELEVATIONS WITH EMERGENCY SPILLWAY SOURCE: VA. DSWC PATE. 3.14-2 RISER DETAIL 36' DIA ER CUP RISER W /I U INS `r S &WITH ARE J'WEIR ,I V2'DIAMETER THREADED a+w rem ':;'rFFI R02S CREST -649-91 INV.- 649.00 3'WEIR W0_JV6_' CIRCUMFERENCE C,6'P DIAMETER ER XWEIR IS MEASURED BY THE CIRCUMFERENCE OF THE 36YYP RISER. SCALE 20:1 ]KISER PIPE BASE CONDITIONS IOLIER CLGM- R.1 �l S'DE ELEVATION GROUT OUTLET PIPE TO 7a ELEVATION 645-50 IN CALCULATIONS ORDER TO MAINTAIN T 18:' min. -Flow POSITIVE DRAINAGE. _::D \-6" MIN. ZIA AGGk_GArE BASE STRAPPING PROFIL 611 S = DRY STORAGE AREA = 12.825 CF CHANNEL PLAN VIEW 0 = S/21,600 SEC (FOR 6 HOUR TYPICAL CONCRETE BASE DRAWDOWN) SOURCE: VA. DSWC SEDIMENT BASIN SCH-1117tMATIC FLEVATTONS CREST OF EMERGENCY SPILLWAY DESIGN HIGH WATER (25-YR. STORM ELEV. =650.12) MIN. 1.0' RISER CREST 67 C:(./ ..... ...... DEVICE DRY RAGE % ........... DEWATERfNG ELEV.-649.94 - ELEV. = 648,37 ........ ....... SEE DETAIL 67 C.Y./ AC. .. ....... WET "STORAGE .......... ....... •..... .... NEXT PACE ELEV.=648.37 SEDIMENT CLEANOUT POINT = 647.33 (` WET " STORAGE REDUCED TO 34 C.Y./ ACRE) DESIGN ELEVATIONS WITH EMERGENCY SPILLWAY SOURCE: VA. DSWC PATE. 3.14-2 RISER DETAIL 36' DIA ER CUP RISER W /I U INS `r S &WITH ARE J'WEIR ,I V2'DIAMETER THREADED a+w rem ':;'rFFI R02S CREST -649-91 INV.- 649.00 3'WEIR W0_JV6_' CIRCUMFERENCE C,6'P DIAMETER ER XWEIR IS MEASURED BY THE CIRCUMFERENCE OF THE 36YYP RISER. SCALE 20:1 1/4" STEEL PLATE BOLTED TO EW- I ME--AL GRATING (GALV. STEEL) WELDED TO 1/4" STEEL PLATE (1"x1" MAX OPENING) li VDOT STD. EW-1 ANCHOR cv 4" PIPE TO SLAB X_x A 2'-2" 12" 6" CONCRETE APRON SECTION BMP EXTENDED DRAWDOWN DEVICE 1992 3.38 Irf,NCING AND ARMORING ti le SHOW FENCE Po WAflO FENCE FENCE CORRECT METHODS OF TREE FENCING Z CORRECT TRUNK ARMORING TRIANGULAR BOARD FENCE Source: Va. DSWC 111-401 1/" STEEL PLATE METAL GRATING (GALV. STEEL) ._3 24" BOLTED TO EW-1 WELDED TO 11" STEEL PLATE (1"x1 " MAX OPENING) VDOT STD. EW- 1 X X X X 4" BMP "\�'\/x x x x X'' ORIFACE xxxz\/� / V N \ /� /� / \Y 0 Sp x X'/ x X x x 0 \ \ \''\ 0 L_.-..--_-.----.---- .- .--- .....-- ...- .- .- ..-- ._ --.- - - _.. .- - - -_-..-.-,....--.. -,- ELEVATION Plate 3.38-2 ' 1992 3.07 GRAVEL CURB INLET SEDLUENT FILTER R­IF ­EA IRE 1E1. IIIICIEO WAiEH EEo.E`11 -NOWLTE GOITER UP,u IrkU SPLGIFIQ A�APPLICATION T141S METHOD OF INLET PROTECTION IS APPfICABLE AT CURB INLETS WHERE PONDING IN FRONT OF HE STRUCTURE IS NOT LIKELY TO CAUSE UNCONVERIENCE OR DAMAGE TO ADJACEM STRUCTURES AND UNPROTECTED, AREAS. GICAVEL SHALL BE VDOT d3. #357 OR 5 COARSE AGGREGATE. Source: Va. DSWC Plate 107-6 sm 1992 3,02 STONE CONSTRUCTION ENTRANCLE 1A C-1 IOLIER CLGM- R.1 �l S'DE ELEVATION RECOMMENDED DEWATERING, 7a T CALCULATIONS SYSTEM FOR SEDIMENT BASINS T 18:' min. -Flow PROVIDE ADEQUATE _::D \-6" MIN. ZIA AGGk_GArE BASE STRAPPING PROFIL POLYETHYLENE CAP S = DRY STORAGE AREA = 12.825 CF CHANNEL PLAN VIEW 0 = S/21,600 SEC (FOR 6 HOUR DRAWDOWN) DEPTH 0 = 0.59 CFS VARIES AS PERFORATED REQUIRED ERFORATED PEXISTING NVEMENd POLYETHYLENE FORD - DRY P OLY E THYL ENE 7"FIERNCO-STYLE 2% 12' IMIN.* z: D�AINAGE TUBING. STORAGE , A I NAGE TUBING, G H 649.94 648.37= 1.57/2 0.785 7 0 IAMETER (CRIEERT OF�) ( SWKRAGE T OF INGRESS AND EGRESS TRAPPING DEVICE SECTION A-A 0 0.59 TACK WELD I WET A 0.139 (64.32xH)"(Q. 6) (64.3?( .785) ho. 6) CO STYL STORAGE A COUPLING TO s,EQIMENT D 2X 0.42 = 5- DIEWATERING ORIFICE, " STEEL STUB 1-FOOT MINIMUM. To WELL 5' DIAMETER ORIFICE CHANNEL CORRUGATED METAL RISER INV = 648.37 tap of inchniust be installed witlia ininhiumi Ift'ichballcock NOT E..REMOVE TUBING AND CAP TEMPORARY -6iWATERING ORIFICE . ICE = 5" ORIFICE AT END OF CONSTRUCTION. CLEAN 4;011S'tallt pressure; Wash water tnustbe carliedirway fl. 01,11 the ellfi-mlee to air OUT SEDIMENT FROM POND FOR PERMANENT DIAMETER OF FLEXIBLE TUBING =7" USE AS A STORM WATER MANAGEMENT FACILITY. elitelill. stolid dtairls, ditche's of watercollises. DRAINAGE TURING SHALL COMPLY WITH ASTM F667 PAVED WASH RACK AND AASHTO M294 SECTION A-A SOURCE: VA. DSWC PLATE. 3.14-15 1/4" STEEL PLATE BOLTED TO EW- I ME--AL GRATING (GALV. STEEL) WELDED TO 1/4" STEEL PLATE (1"x1" MAX OPENING) li VDOT STD. EW-1 ANCHOR cv 4" PIPE TO SLAB X_x A 2'-2" 12" 6" CONCRETE APRON SECTION BMP EXTENDED DRAWDOWN DEVICE 1992 3.38 Irf,NCING AND ARMORING ti le SHOW FENCE Po WAflO FENCE FENCE CORRECT METHODS OF TREE FENCING Z CORRECT TRUNK ARMORING TRIANGULAR BOARD FENCE Source: Va. DSWC 111-401 1/" STEEL PLATE METAL GRATING (GALV. STEEL) ._3 24" BOLTED TO EW-1 WELDED TO 11" STEEL PLATE (1"x1 " MAX OPENING) VDOT STD. EW- 1 X X X X 4" BMP "\�'\/x x x x X'' ORIFACE xxxz\/� / V N \ /� /� / \Y 0 Sp x X'/ x X x x 0 \ \ \''\ 0 L_.-..--_-.----.---- .- .--- .....-- ...- .- .- ..-- ._ --.- - - _.. .- - - -_-..-.-,....--.. -,- ELEVATION Plate 3.38-2 ' 1992 3.07 GRAVEL CURB INLET SEDLUENT FILTER R­IF ­EA IRE 1E1. IIIICIEO WAiEH EEo.E`11 -NOWLTE GOITER UP,u IrkU SPLGIFIQ A�APPLICATION T141S METHOD OF INLET PROTECTION IS APPfICABLE AT CURB INLETS WHERE PONDING IN FRONT OF HE STRUCTURE IS NOT LIKELY TO CAUSE UNCONVERIENCE OR DAMAGE TO ADJACEM STRUCTURES AND UNPROTECTED, AREAS. GICAVEL SHALL BE VDOT d3. #357 OR 5 COARSE AGGREGATE. Source: Va. DSWC Plate 107-6 sm 1992 3,02 STONE CONSTRUCTION ENTRANCLE 1A C-1 IOLIER CLGM- R.1 �l S'DE ELEVATION INNICNALLL� ... N 7a T k-F rjt\I(3 27 CK30115 T 18:' min. -Flow 3 1 do ao _::D \-6" MIN. ZIA AGGk_GArE BASE Cl.Tl 0 1-FERn PROFIL AREA WIT I E-E AGGKGATE T. S-E - T-I.. rl-C CHANNEL PLAN VIEW I ElTEND 1UU_ ­1 .1 .- ANu EIREW "-.N PLAN VIEW F� I SECTION A-A L SECTION B-B Source: Adapted from 1983 Maryland Standards for Soil Plat. 3.02-1 Control Erosion and Sediment and Va. DSWC 111_9 1992 3,18 F-PI-PE -OUTLET CONDITIONS A A C041STRUCTION J_ ACCESS /-3" 'SM-2A ASPHALT 70P COURSE Compacted Soil k-F rjt\I(3 27 CK30115 T 18:' min. -Flow 3 1 do ao _::D \-6" MIN. ZIA AGGk_GArE BASE PIPE OUTLC'f to FLAT PROFIL AREA WIT I NO DEFINED CHANNEL PLAN VIEW STONE CONSfRUCTION ASPHALT PAVER ASPHALT ACCESS F(Z) IF WASH PEXISTING NVEMENd 2% 12' IMIN.* i-POSITNE DRAINAGE +M10ST EXTEND FULL WIDTH Le tQ GEOWENT T OF INGRESS AND EGRESS TRAPPING DEVICE SECTION A-A `OPERATION A PLAN A TO s,EQIMENT " PIPE OUTLET To WELL DEFINED PLAN VIEW CHANNEL tap of inchniust be installed witlia ininhiumi Ift'ichballcock Arvitopff Valve Si1pp15*1g a Wish Irose witha diameter ofl.5 hichts for adtqxvalte 4;011S'tallt pressure; Wash water tnustbe carliedirway fl. 01,11 the ellfi-mlee to air approved ,seffffikgarea to rerriove:,se(fiinerlt. AtIsectillierIshall be pfevelited from elitelill. stolid dtairls, ditche's of watercollises. PAVED WASH RACK SECTION A-A J Fay KEr Ire DED FOR C.-HE FEFFNcTFR NO I­ I - LON= MAY - RIFRAP. OMMC .-N BASKET. OR C..`NCB,. 'L. 3 THE LENGTH DY THE FMRAP APRON AS CALRE-Nij uaING PLATES 11- AND 316- I.5 n.. ME -1.DM CNC E.-Er. OCT NET S MAN 6 11E.- Source: Va. DSWC Plate 3,18-1 fil - 157 3.05 CONS'TRUC'TION OF A SILT FENCE (WITHOUT VRE SUPPORT) 1. SET THE STAKES. 2. EXCAVATE A 4_X 4• TRENCH UP'SLOPF, ALONG THE LINE OF STAKES FLOW 3. STAPLE FILTER MATERIAL 4 BACKFILL AND COMPACT TO STAKES AND EXTEND THE EXCAVATED SOIL. IT INTO THE IKENCH. W! ISIIEI:r FLOW INSTALLATION (PERSPECTIVE VIEW) A A POINTS A SHOULD HE HIGHER MAN POINT' 13, DRAINAGEWAY INSTALLATION (FRONT EI,F.VATIONI) Source: Adapted from IjIS14IIg[iQn of Straw and Fabric Filter Barriers for Sediment Control Shemoud and Wy..t Plate 3.05-2 Ill-25 STONE M0. DATE C041STRUCTION L1130A5 ACCESS /-3" 'SM-2A ASPHALT 70P COURSE Compacted Soil k-F rjt\I(3 27 CK30115 T 18:' min. -Flow 17Alr: _::D \-6" MIN. ZIA AGGk_GArE BASE I 11IR11 1111im III pill I III-al 111FRal I&II PROFIL VRAV045 G -18 FLar 70' 2 3O 23 STONE CONSfRUCTION ASPHALT PAVER ASPHALT ACCESS F(Z) IF WASH PEXISTING NVEMENd 2% 12' IMIN.* i-POSITNE DRAINAGE +M10ST EXTEND FULL WIDTH Le tQ GEOWENT OF INGRESS AND EGRESS TRAPPING DEVICE `OPERATION PLAN TO s,EQIMENT " .FILTER CLOTH � 7 SECTION A -A. tap of inchniust be installed witlia ininhiumi Ift'ichballcock Arvitopff Valve Si1pp15*1g a Wish Irose witha diameter ofl.5 hichts for adtqxvalte 4;011S'tallt pressure; Wash water tnustbe carliedirway fl. 01,11 the ellfi-mlee to air approved ,seffffikgarea to rerriove:,se(fiinerlt. AtIsectillierIshall be pfevelited from elitelill. stolid dtairls, ditche's of watercollises. PAVED WASH RACK No SCALE J ry LQ D, DATE TEMPORARY DIVERSION DIKE L1130A5 DRAMN BY Compacted Soil NP CK30115 T 18:' min. -Flow 17Alr: FILE SM0109E I 11IR11 1111im III pill I III-al 111FRal I&II SO-1ALE 111= 301 VRAV045 G -18 FLar 4.5' min. F 2 3O 23 Source: Va. DSWC Plate 3.09-1 ry LQ D, Z mom> < < DL z JZ_ LW nn L LU X DE9t6NED BY DATE NP L1130A5 DRAMN BY VATE NP CK30115 C4EVZW BY 17Alr: FILE SM0109E EVIT SO-1ALE 111= 301 VRAV045 G -18 FLar F"O.MT - 2 3O 23 5HMT NO. O Z mom> < < DL z JZ_ LW nn L LU X DE9t6NED BY DATE NP L1130A5 DRAMN BY VATE NP CK30115 C4EVZW BY 17Alr: FILE SM0109E EVIT SO-1ALE 111= 301 VRAV045 G -18 FLar F"O.MT - 2 3O 23 5HMT NO.