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HomeMy WebLinkAboutWPO201800033 VSMP - SWPPP 2018-03-23 �`l�,V A fY COUNTY OF ALBEMARLE - `�I[ I Department of Community Development 401 McIntire Road,North Wing Charlottesville, Virginia 22902-4596 ' �r Tel.(434)296-5832 • Fax(434)972-4126 Stormwater Pollution Prevention Plan (SWPPP) For Construction Activities At: Earlysville Business Park 395 Reas Ford Road Earlysville, VA 22936 Prepared by: Meridian Planning Group, LLC 440 Premier Drive, Suite 200 Charlottesville, VA 22901 Prepared for: 4F, LLC 2885 Earlysville Road Earlysville, VA 22936 SWPPP Preparation Date: March 23, 2018 (This document is to be made publicly available according to 9VAC25-880-70, Part II, section D) Issued— 10/2014 Stormwater Pollution Prevention Plan(SWPPP) Albemarle County 7,ONTENTS: (from Albemarle County Code Sec. 17-405) 1. Registration statement 2. Notice of general permit coverage 3. Nature of activity 4. Erosion and Sediment Control Plan. 5. Stormwater Management Plan 6. Pollution Prevention Plan. 7. Discharges to impaired waters, surface waters within an applicable TMDL wasteload allocation, and exceptional waters. 8. Qualified personnel 9. Signed Certification 10. Delegation of authority. 11. General permit copy 12. Inspection logs RECEIVED MAR 2 7 20ta COMMUNITY DEVELOPMENT Issued— 10/2014 Stormwater Pollution Prevention Plan (SWPPP) Albemarle County Section 1. Registration statement Issued— 10/2014 Stormwater Pollution Prevention Plan(SWPPP) Albemarle County Registration Statement General VPDES Permit for Discharges of Stormwater from Construction Activities (VAR10) (Please Type or Print All Information) 1. Construction Activity Operator: (General permit coverage will be issued to this operator The Certification in Item #12 must be signed by the appropriate person associated with this operator) Name 4F, LLC Contact Donnie Foster Mailing Address 2885 Earlysville Road City Earlysville State VA Zip 22936 Phone 434-981-1360 Email address(if available) ddfosterwell a(,,icloud corn Indicate if DEQ may transmit general permit correspondence electronically Yes® No n 2. Existing General Permit Registration Number(for renewals only): VAR/OI 648 3. Name and Location of the Construction Activity: Name. Earlysville Business Park Address(if available) 395 Rheas Ford Road City Earlysville State VA Zip 22936 County(if not located within a City) Albemarle Latitude(decimal degrees) 38 1413 Longitude(decimal degrees) -78 4947 Name and Location of all Off-site Support Activities to be covered under the general permit: Name Not Applicable Address(if available) City State Zip County(if not located within a City) Latitude(decimal degrees) Longitude(decimal degrees) 4. Status of the Construction Activity(check only one): Federal n State n Public n Private 5. Nature of the Construction Activity (e.g., commercial, industrial, residential, agricultural, oil and gas,etc.): Commercial 6. Name of the Receiving Water(s) and Hydrologic Unit Code(HUC): Name South Fork Rivanna River Name HUC JR08 HUC 7. If the discharge is through a Municipal Separate Storm Sewer System (MS4),the name of the MS4 operator: 8. Estimated Project Start and Completion Date: Start Date(mm/dd/yyyy) 03/15/19 Completion Date (mm/dd/yyyy) 08/15/19 9. Total Land Area of Development(to the nearest one-hundredth acre): 28 94 Acres Estimated Area to be Disturbed (to the nearest one-hundredth acre): 2 05 Acres 10. Is the area to be disturbed part of a larger common plan of development or sale? Yes No 11. A stormwater pollution prevention plan (SWPPP) must be prepared in accordance with the requirements of the General VPDES Permit for Discharges of Stormwater from Construction Activities prior to submitting this Registration Statement. By signing this Registration Statement the operator is certifying that the SWPPP has been prepared. 12. Certification: "I certify under penalty of law that I have read and understand this Registration Statement and that this document and all attachments were prepared in accordance with a system designed to assure that qualified personnel properly gathered and evaluated the information submitted. Based on my inquiry of the person or persons who manage the system or those persons directly responsible for gathering the information, the information submitted is to the best of my knowledge and belief true, accurate, and complete I am aware that there are significant penalties for submitting false information including the possibility of fine and imprisonment for k •wing violations" Printeds Name Ad .` W`` 0 OS/ - e✓L Title /y1 ftiJvL Signature ^ Date Z,/Z/1 (Please sign in INK. This Certification must be signed by the appropriate person associated with the operator identified in Item#1.) 07/2014 Page 1 of 1 Instructions for Completing the Registration Statement General VPDES Permit for Discharges of Stormwater from Construction Activities (VAR10) GENERAL The entities that are considered operators will commonly consist of the owner or developer of a project(the party with control of project plan. A.Coverage Under this General Permit. and specifications) or the general contractor(the party with day to da) operational control of the activities at the project site which are Any operator applying for coverage under this general permit who is necessary to ensure compliance with the general permit) required to submit a Registration Statement(see Section B below)must submit a complete Registration Statement to the Department The Provide the legal name(do not use a colloquial name),contact,mailing Registration Statement serves as a Notice of Intent for coverage under address, telephone number, and email address (if available) of the the General VPDES Permit for Discharges of Stormwater from construction activity operator, general permit coverage will be issued to Construction Activities(VAR10) this operator Indicate if the Department may transmit general permit correspondence electronically B. Single-family Detached Residential Structures. Item 2: Existing General Permit Registration Number. Operators with an existing stormwater discharge or proposing a new stormwater discharge associated with the construction of a single-family For reapplications only, provide the existing general permit registration detached residential structure are not required to submit a Registration number for the construction activity This item does not need to be Statement or the Department of Environmental Quality(DEQ)portion of completed for new construction activities applying for general permit the general permit fee coverage Operators of these types of discharges are authorized to discharge Item 3: Name and Location of the Construction Activity under this general permit immediately upon the general permit's Information. effective date of July 1,2014 Provide the official name, street address(if available), city or county(if C.To Apply for Permit Coverage. not located within a City) of the construction activity Also, provide the latitude and longitude in decimal degrees of the approximate center of 1. New Construction Activities. Any operator proposing a new the construction activity(e g , N 37 5000,W 77 5000) stormwater discharge from construction activities shall submit a complete Registration Statement to the Department prior to the Name and Location of Off-site Support Activity Information. commencement of land disturbance, unless exempted by Section B above Any operator proposing a new stormwater discharge from This general permit also authorizes stormwater discharges from support construction activities in response to a public emergency where the activities (e g , concrete or asphalt batch plants, equipment staging related work requires immediate authorization to avoid imminent yards, material storage areas, excavated material disposal areas, endangerment to human health or the environment is immediately borrow areas) located on-site or off-site provided that (i) the support authorized to discharge under this general permit and must submit a activity is directly related to a construction activity that is required to have complete Registration Statement to the Department no later than 30 general permit coverage, (n) the support activity is not a commercial days after commencing land disturbance; documentation to operation, nor does it serve multiple unrelated construction activities by substantiate the occurrence of the public emergency must different operators,(iii)the support activity does not operate beyond the accompany the Registration Statement completion of the construction activity it supports,(iv)the support activity is identified in the registration statement at the time of general permit 2. Existing Construction Activities. Any operator that was coverage, (v) appropriate control measures are identified in a SWPPP authorized to discharge under the general permit issued in 2009,and and implemented to address the discharges from the support activity who intends to continue coverage under this general permit, shall areas, and (vi) all applicable state, federal, and local approvals are submit a complete Registration Statement to the Department on or obtained for the support activity before June 1, 2014, unless exempted by Section B above Provide the official name, street address(if available), City and County D.Where to Submit Registration Statements. (if not located within a City)of all off-site support activities to be covered under this general permit Also, provide the latitude and longitude in All Registration Statements should be submitted to decimal degrees of the approximate center of the off-site support activities(e g ,N 37 5000,W 77 5000) Also,if an off-site support activity Department of Environmental Quality is going to be covered under this general permit the total land area of Office of Stormwater Management, 10'h Floor the off-site support activity and the estimated area to be disturbed by the P.O.Box 1105 off-site support activity need to be included in Item#9 Richmond,VA 23218 Item 4: Status of the Construction Activity. LINE-BY-LINE INSTRUCTIONS Indicate the appropriate status(Federal,State, Public,or Private)of the Item 1: Construction Activity Operator Information. construction activity "Operator"means the owner or operator of any facility or activity subject Item 5: Nature of the Construction Activity. to the Stormwater Management Act and regulations In the context of stormwater associated with a large or small construction activity, Provide a brief description of the construction activity, such as operator means any person associated with a construction project that commercial, residential, agricultural, oil and gas, etc This list is not all meets either of the following two criteria (i) the person has direct inclusive operational control over construction plans and specifications, including the ability to make modifications to those plans and specifications or(ii) Item 6: Receiving Waters(s)and HUC Information. the person has day-to-day operational control of those activities at a project that are necessary to ensure compliance with a stormwater Provide the name of the receiving water(s)and corresponding HUC for pollution prevention plan for the site or other state permit or VSMP all stormwater discharges including any stormwater discharges from off- authority permit conditions(i e ,they are authorized to direct workers at site support activities to be covered under this general permit a site to carry out activities required by the stormwater pollution Hydrologic Unit Code or HUC is a watershed unit established in the most prevention plan or comply with other permit conditions) recent version of Virginia's 6th order national watershed boundary dataset 07/2014 Page 1 of 2 Section 2. Notice of general permit coverage This notice is to be posted near the main entrance according to 9VAC25-880-70, Part II, section C.) (Provide a copy of the DEQ coverage letter when obtained) Issued— 10/2014 Stormwater Pollution Prevention Plan(SWPPP) Albemarle County Section 3. Nature of activity his project consists of construction of an extension to Drillers Lane and Storm Water Management Basin. The total area to be disturbed is 1.27 acres. Issued— 10/2014 Stormwater Pollution Prevention Plan (SWPPP) Albemarle County Section 4. Erosion and Sediment Control Plan. Issued— 10/2014 Stormwater Pollution Prevention Plan (SWPPP) Albemarle County i - _ I / iI ,�� _, g 4yW \ + I ;t ,P 04400 Q�pE /i I 7 - SEQUENCE OF CONSTRUCTION 1 "`+ -———— I 1 Install perimeter silt fence and diversion dikes I tom` 3 '\, 7 J . ^ .t 2 Install Sediment Trap ST-1 I r ` i / / '-�+ �� / / 1t Ik 3 Remove trees within the Limits of Disturbance i I ti , P- / ~~�.� /,,1 , / \4 4. Install Improvements shown on plans I a� �� /� _ r I w 1 > r r / y' e ) —,- 5 ST-1 shall remain in operation until site is stabilized and I Z Q m m m I / —— ,. tee/'- J County Inspector grants permission for removal i m 0 , w W{ \ / 1. , Li I 1 I w J o4 I I ' ,�„ y " /s � I �� ,1 . o ��I I — p f\ /,i f) ( () 1 I aHo /27 /// 1 I 1 i ( / 11 I I \/ �m as I' '��� ,� /s/ j/ / C `I i I I W z c� x i / i / 1i� warehouse Budding s/ / I W U ---/ ( �� �/✓ / / I1� i I '/ i / /Y � z A' ---- r i t I _I ------ I i i 1 I( I a _ , New , t &s�,t, ,, (� 11 I ———————-I I .9 / I I il I .. +g� s I rli New .\ CP`:�` \. I Exrst Storm Inlet—�_ I U m C Street � � I Exist Office Building / '/ -- Sign v� j1 I - t i I I a l s. 1 N Jr A oi. 1 r r�// \• .�O �.; / `x Exist Asphalt 1 I I .` I W Porkmg Area N i r / f/ s �,� �i I ! t e a o I I �i / / N 20 MPH ♦ o x' k Vle Width Priwte/ � / SpeL V ♦ 1 J / ♦• x Cn, yDainage Easement pa— _• /) I Exist Storm Inlet I — Parking Area r r/ ♦` I I0al -� rf / / O' ♦ \ \:e / a 4 a ccc,, New 20'Puhl;c /,-1 b ♦` 7 t yj ' F"--' Drainage Easement ` L. t t�s_f Disturoance i r `// ,// 1, / SN \ ——-, ® ' ' j / / `\ e \. m — _ri r 36 28' ` Z 1 / T-'�"•`-�,-1..r�_. ti.n n �. ! ++ _ ° _ _ Lest F_.: :�/ �. �-d Limit Sign -. ii i 117/~ 9 r\"\ Q'i �+ New 20 MPH iH t w. /. / / - A---.-✓s,.„,�. „...,; ..._s-n1-n•-.'`'�- N,` ,+ Isllll�--� - - - - y _` -T- - ;ctii�"��iS'�- - - a �1, / Z // / t/ Drilers Lane Esiei 6- - f✓"tv��Y/d "! -- �-�"1.. �" n L- " New CG-6 Q. U] E / / + '/ ----- --------- ---- Exist.1CC=6 _ _ - ,1, - I / J-_ i-v-„—�.�'\^-\-^ V -�_ti_ _ - / New 20 MPH ®.,.. O O Q.. / �\ -\,-'.,,-,-,-,,-•;vv..-."v-/- -,_. -,/-./-, r (•� \�— "V-..—,r.`rlr r. ;� Speed Limit Sign �r Z °�.c--' �� 600 `..� (,- 1,-�/-.- .1^r.,,.V.v-f.,.^.-ti-�- •r-ti.-�.4 \ — .41P c E. N I _ \ \ 1 - cFi "� a F LYi \ \ ` aT` Y i /y 3 d W \ \ I be ,, ,/ _ , t /\ a v _ \ `\\ r/ V-v-v-v,,-,v--\--`,.-\--,,-•'-\•-s/- 6� i� \ / -N \ SHED NO •T`e C-510 je p� 30' 0 30' 60' 90' SCALE 1^=30' SHEET 11 of 14 y PERMANENT&TEMPORARY STABILIZATION EROSION&SEDIMENT CONTROL NOTES NIA SEQUENCE OF CONSTRUCTION �� TOTAL DISTURBED AREA = 2 05 ACRES Pe moment seeding shall be applied within seen(7)days afterfinal grading Is completed ES 1 Unless otherwise indicated,all vegetative and structural erosion and sediment control practices will be constructed and maintained according to the minimum `ip 1 Install perimeter silt fence and diversion dikes standards and specifications of the Virginia Erosions and Sediment Control Handbook and Virginia regulations VR 625-02-00 ti TEMPORARY SEEDING SPECIFICATIONS o s w`+ 2 Install Sediment TrapST-1x R M HUC JR08 February 16 through April 30' ES-2.The plan approving authority must be notified are week prior to the pre-construction conference,one week prior to the commencement of land disturbng activity, re a 3 Remove trees within the Limits of Disturbance Use Annual Ryegrass at 60 to 100 lbs/acre and one week prior to final inspection 4 Install improvements shown on plans ES-3 All erosions and sediment controla 4 Coy 1 through August 31measures are to be placed prior to a as a first step in the deanng. y 4 �r4' 5 ST-1 shall remain in operation until site is stabilized and Use German Millet at 50 lbs/acre o4 Pao County Inspector grants permission for removal ES-4 A copy of the approved erosion and sediment control plan shall be maintained on the site at all times. rv0 3 September 1 through February 15 ES-5:Prior to commencing land disturbingtinties in areas other than indicated on theseplans Use a 50/50 Mix of Annual Rye and Winter Rye at 50 to 100 lbs/acre 9 ac by the g but not Melted to,off-site borrow a waste areas)the as contractor shall submit o supplementary erosion control plan to the owner for renew and approval by the plan opprowng authority N 3 PERMANENT SEEDING SPECIFICATIONS. ES-6 The contractor is responsible for installation of any additional erosion control measures as necessary to prevent erosion and sedimentation as determined by the r, N February 16 through Apnl 30' plan approving authority. ca 2 CONVERSION OF ST-1 TO SWM-1 Kentucky 31 Fescue-128 lbs/acre,Annual Rye-20 lbs/acre o a c 1 Remove water from wet volume and dispose of using approved methods ES-7 All disturbed areas are to drain to approved sediment control measures at all times during land disturbing odivihes and du ecg site development until final May 1 through August 15' stabilization is achieved. o 2 remove sediment from bottom of sediment trap and dispose of using Kentucky 31 Fescue-128 Ibs/oar,Foxtai Millet-20 lbs/acreZ o c3 m m m approved methods ES-8.During dewatering operations,water will be pumped into an approved fltering device ; w w 3 Remove RI —re. weir August 16 through October 31 z x p p Kentucky 31 Fescue-128 lbs/acre:Annual Rye-20 lbs/acre ES-9.The contractor shill nspect all erosion control measures periodically and after each runoff-producing rainfall event My necessary repairs or cleanup to manta, o 7, w 4 Install SWM-1 outlet structure the effectiveness err the ears on contra deviaa anal be made mmediately ? o 5 Complete installation of embankment November 1 through February 15. Erosion Notes: Kentucky 31 Fescue-128 lbs/acre;Winter Rye-20 lbs/acre. 1 All Entrances except the cep approved construction entrance shall be blocked in such a manner as to not allow access to the site. MULCHING SPECIFICATIONS 2)The developer shall reserve the right to install maintain,remove and/or convert to permanent structure all erosion and sediment control measures required by this �, Straw or hay at o rate of 2 tons/acre. Must be anchored Spread with mulch blower or by hand plan regardless of the side of any tart. adzd a o..q 3)A video camera inspection is required for all storm sewers and culverts that are deemed inaccessible to VDOT inspections and are to be accepted into VDOYs N c maintenance and program and ownership The video inspection shall be conducted in accordance with VDOrs video inspection procedure and with a VDOT and/or county Z * aw-. inspector present.In addition,if high-density polyethylene(HOPE)pipe or pipe system,the contractor and a representative from the pipe manufacturer should hold a �1 a z o&I.g pre-construction meeting for installation •< ALBEMARLE COUNTY ENGINEERING Q W g> GENERAL CONSTRUCTION NOTES FOR EROSION&SEDIMENT CONTROL = C°� r --� i A' 1 The plan approving authority must be notified one week prior to the pre-construction conference,one weekprior to the commencement of land C-C9 War W �-^ )J Ad 0 iiv disturbing activity,and one weekprior to the final inspection ~ e,01 z t '~ U•. DOdit 2. All erosion and diment control easures will be constructed and maintained according to minimum standards and specifications of the Virginia Erosion i-I S N�!'�lll�,d and Sediment control Handbook and Virginia Regulations VR 625-02-22 Erosion and Sediment Control Regulations 'z,_,'p, n, \' 1 ! • 0 G$s' 6 3. All erosion and sediment control measures are to be placed pia to or as the first step in clearing. W a o .. D,Ic 4 A copy of the approved erosion and sediment control plans shall be maintained on the site at all times. Z-i `sJ..., , If'''' r1';YYY 5. Prior to commencing land disturbing activities in areas other than indicated on these plans(including,but not limits to,off-site borrow or waste W'a + 1 �f 1 li areas),the controdor shall submit a supplementary erosion control plan to the owner for review and approval by the pion approving authority .4'T-, ~'- ^ f}sr t;;`, v..',iJ�'y" 6 The contractor ns responsible for installation of any odditnoeal erosion control measures necessary to prevent erosion and sedimentation as determned v-ill. • d` .'4.` - .),)'" by the plan approving authority a z '� pv p2 N/Opf 7 All disturbed areas are to drain to approved sediment control measures at all times during land disturbing activities and during site development until `--� \yt♦C A0 -cam find stabilization's achieved W i� (�+ to - 8. During deeatenng operation water will be pumped into an approved filtering deuce 1-- _ _I,-. • 3� - i" 9 The contractor shall inspect all erosion control measures periodically and after each runoff-producing rainfall event Any necessary repairs or cleanup _ • ,^� Oca' \• ,, to maintain the effectiveness of the erosion control devices shall be made immediately �,� cjm - �F '� �� 10 All fill material to be taken from an approved,designated borrow area. (`•,,: 11 All waste material shall be taken to an approved waste area.Earth fill shall be inert materials only,free of roots,stumps,wood,rubbish,and other \ !�.`, debris. i 12 Borrow or waste areas are tor be reclaimed within 7of- •i ♦ '.�� days completion per zoning Ordinance Section 51 28 I��T r % e _ -- �� 14 All ow,t materials shallc be transported inrmpee withw Section t of the code of Albemarle ) s •• �� / - - 14 borrow,fill or waste activity involving industrial-type power equipment shall beto limited tolthe hours of 7 SEAM to 9 OOPM // 6' �� 15 Borrow,fill or waste activity shall be conducted in a safe manner that maintains lateral support,or order to minimize any hazard to persons,physical �. damage to adjacent land and improvements,and damage to any public street because of slides,sinking,or collapse \, Ha 0 f" ,, - 16 The developer shall reserve the right to install,maintain,remove or convert to permanent Storrnwater Management Facilities(where applicable)and all '. ♦ -. erosion contra measures required thisplan regardless of the sale of anylot,unit,buildingorportion of the r pp ) _�. w„ -. 1 ♦ shallby 9 DAY 17 Temporary stabilization be temporary seeding and mulching.Seeding is to be at 75 lbs/acre,and in the months of September to February to \ .� o,,. t) o ♦♦ L- consist of a 50/50 mix of annual ryegrass and cereal winter rye,or in March and April to consist of annual Rye,or May through August to consist of 1 , '.., /y 'c '-- `\\ ♦` _ - German Millet Straw mulch is to be applied at 801bs/1005F Alternatives are subject to approved by the County Erosion Control Inspector pl-.��� —_ i�.- G'\ ., w 18. Permanent Stabilization shall be Pane and fertilizer,permanent seeding,and mulch Agricultural grade limestone shall be applied at 901bs/1000sf, 1 • e, ,1 -•�_ �� - - vr incorporatedthe Fertilizer shall be applied at 100Gbs/aae and consist of o 10-20-10 nutrient mix Permanent seeding incory at into top 4-6 inches of soil u, ' , 1p ® — k sit shall be applied at 180 lbs/acre and consist of95%Kentucky 31 or tall fescue and 0-5%perennial ryegrass or Kentucky bluegrass Straw mulch is to I ' cwan.!ice- _ . )- - be applied at 80Ibs/100sf Alternatives are subject to approved by the County Erosion Control Inspector ,y —i awiwev I. t :�-.\ 19 Maintenance all measures are to be inspected weekly and after each rainfall Any damage or clogging to structural measures is to be repaired \ � _ war Id t - -_ immediately Silt Traps are to be cleaned when 50%of the wet storage volume is filled with sediment All seeded areas are to be re-seeded when O ` �\ f� •p ' t - _ _ _ -_ necessary to achieve a good stand of grass.Silt fence and diversion dykes which are collecting sediment to half their height must be cleaned and v y e,. repared. • rl LOT 2 II ��-� V �"` 20 All temporary erosion and sediment control measures are to be removed within 30 days of find site stabilization,when measures are no longer needed L 1 \ _ 4g` o ♦ �� subject to approval by the County Erosion Inspector \ ! /� ��-z ow, \ V 21 This pion shall be void d the Owner does not obtain a permit within 1 yea of the dote of approval (Water Protection Ordinance Section 17-204G) Qo H C_) �"'� 4 I ,i �,•�' / •�m ..- 22. Permanent vegetation shall be installed on all denuded areas within nine(9)months after the date the land disturbing activity commenced (Water LOT 1 / l ¢ V '`;. -• \\ I^ \\ �'es' Protection Ordinance Section 17-207B) - w - -3 ; �i alp / / �\ \\ EROSION MAINTENANCE SCHEDULE N w r --1J L_, ! 582 // / O 1 The Site Superintendent or his representative shall make a visual inspection of all erosion and sediment controls on a dailybasis z Exist Office I �I` 2 .. '.• .'' / s •t1 �it. ,' o w W CC ;'' i r-f Building I I + S x,w.se.via s rwu+ - I 1 . , . °© .,..1 until the site is stabilized and especially after a heavy rainfall to assure that all controls are in place and that none have been F ' I--J I ,� .... .";!.',I \ damaged Any damaged control shall be repaired prior to the end of each workday to include re-seeding if necessary E2 ID �/.._____� ®�! \ YN "�. \ 2 All silt trapping devices shall be cleaned out at 50 percent capacity and sediment shall be disposed of by spreading on site or o —I ! ,,,,,-silver awes ; \ hauling away if not suitable for fill roil I +. I aaos s New , \ _ - dr mT-sm.00 SYAI 1 ;' 3 Gravel outlets shall be checked regularly for sediment buildup that may prevent drainage Controls shall be inspected and repaired i -� �b♦ti f I ' - after each rainfall and cleaned if sediment has accumulated to half of the device's original height I y + .CC• Ore. 4 All earthen structures such as diversion dikes and berms shall be checked daily during construction for breaching by equipment o 4`J ,r�i J um nwyn-site •, ^c 1 .; Repairs shall be made immediately z .� j :eq'IPy __�, �lw \ �ti� 5 Silt fences shall be checked after each rainstorm to assure they have not fallen or become clogged with silt All repairs shall be C/) .� i Exist 24'RCP-.- ME,1. f„, \ � made immediately Z (� CO_ I•m� ® \ 6 All seeded areas shall be inspected regularly to see that good stand is maintained Areas will be re-fertilized and re-seeded as a IP F:, Taw \ \ o SIFIn w Exist Pavement =oo .e'.:Lone(New Parti• � \ '11 :� •l� necessary a Hi (To Remain) ... ,. n'Pudic R/W —4.-19 . `C e,.'.0 ice \ C/] Z re.' s,*� �• oe 7 After construction operations have ended and disturbed areas have been stabilized,all berms and sediment-trapping devices may •° W '' ..4.41 *• I / i be removed after removal,the round shall be restored to its natural or proposed condition to include establishment of ^' r - ----- atii' • ,„ .�--T-.- Emergency Spillway 9 P P Z •• •- •� /�� i vrdth=5' permanent vegetation Removal of any control is contingent upon approval of the County Inspector Cn 1" IJIIIIIIMININS% _ i/ .• -" Inv=55300Exist Trres i1� _ CI) 1 -ITo Remain) ® �/ ` E O® ) Stockpile It. _- - at T , 7 ,ii ----�_^vJ�'-.J,,- -A,- Area..-�,.'1,-♦'"'l"N,^ ',,- -.-te 1 -_-- -- ( .. _Ipwie • ....... — - emon) �'`� '" — Limits of Disturbance �' �.- _ J A rn O _ J _ i z � U a °a a r4 4- "4 W W w So el�p Cl. F — �l6 - SHEET NO S, \ °l C-5II ?o Aj 30' 0 30' 60' 90' SCALE 1-=30' SHEET 12 of 14 Stone 70'Min I - d 6" CONSTRUCTION OF A SILT FE N1RE SCREEN CURB INLET Compacted Sot J� G\N1 A y�'y 3'SM-2A Asphalt (WITHOUT WIRE SUPPORT 3 Construction Ox_� I f 4 ••, 42 Access 2%Slopes t_2%Slope 1 2 EXCAVATE A 4'x 4'TRENCH / T�. • O d •......• — d=1Y 1 SET THE STAKES UPSLOPE ALONG THE L.INE OF / x s- �................ STAKES --- M� ^Flow z f1 1 ;, S is SECTION A-A T — 4Ax rMEM :1 1 1 1 1—i 1—I 1 1-1 1 1-1 1 1-1 1 1—1 1—� —� , o Existing- 6'21A Aggregate Base Flter path FILTER CLOTH— KEY IN 6'-9' _ I I-�- _ ;:; ;04— ::1e::::; -III III-I I I-I I I-I I I-III-III-I I I-)I I- 4'0 '� ,6" Grade SECTION B-B RECOMMENDED FOR 111 I, S �(;(;r:•„ v,y, - ryW 9 Existing APRON LINING SHALL BE ENTIRE PERIMETER _ / 'II. / ;:;•.,44::� ';:(:::::: 0 0 B / •fl.. / I 4.5'MIN I A Pavement �r / - _11-) �•.;:+ • / �, u \ 1. 2%Slope ��������i� T�}'����; \\��i �: i 'GRAVEL FILTER CONCRETE•BLOCK \ N 0 2 I_ri_._i •:44.:44. / / : ���:\ _.�•- ..•••~ TEMPORARY DIVERSION DIKE 3,09 DD ,, rn I --Positive Drainage *Must extend full �.�.�.�:N:Fs �i\i\\�� �G\i\\ :-� ' ��-1 IV$GATE NTS o < < Slone y A 9 i .�.�.�.�.�.�. i\\ :A St, Construction To Sediment width of ingress • . • i\\ice\:••� %�ii\••� Access Trapping Dewce and egress operation \ ••�•�•�•�••• z < .�.�.�������. \\ !��'• WIRE SCREEN 0 0 m m m PLAN VIEW \- ::::::::::•:: RUNOFF WATER ALTERED WATER 0 o ; z Y ��44$0..• OVERFLOW-� ����_._._._.= 4 THE AND COMPACT %1TH SEDIMENT _ PLAN ..�����... 3 TO STAKES ALTER MATERIAL THE EXCAVATED SOIL o o Om 12'Min PIPE OUTLET TO -�.�.�. TO STAKES AND EXTEND 2x Slope--.... FLAT AREA WITH 'e.: IT INTO THE TRENCH _ _ S W NO DEFINED CHANNEL _ • , . . II LI 1 tL11 LI EVIl i LI I�till ; t 0 Positive Drainage SEDIMENT 2"x 4' Z ', o, s., To Sediment +; T1_ :: SST F' Trapping Dewce 2 WOOD STUD CURB INLET ,'Z, OUTLET PROTECTION DESIGN 2 / I� SECTION A-A Filter path _ Z VTR SPECIFIC APPI'CATION I-7 6'o NOTE. A minimum water topof 1'must be notated with a minimum 1'ballcock shutoff Structure Flow L' D' W dso r THIS METHOD OF INLET PROTECTION IS APPLICABLE •-7 N (ft) lhl Ih1 ft.) .. 4 i Z G. o valve supplying a wash hose with a diameter of 1 5'for adequate constant pressure.Wash (2.4 / \`\�� / ���\fit AT CURB INLETS WHERE AN OVERFLOW CAPABILITY IS NECESSARY • rra N Xt waster must be corned away from the paved construction entrance to an approved SCC-1 2A 8 1.25 9 25 6 ,o t �.• i\�1�" TO PREVENT EXCESSIVE PONDING IN FRONT OF THE STRUCTURE. ''‹ of.,o selling area to remove sediment All sediment shall be prevented from entenng storm SCC-2 2.97 8 125 r9 25 6 / /�n0\ 4F ��\\ ii \4 z m a e to drams,ditches,or watercourses i \�\\4� i , S km- ',GRAVEL SHALL BE EOT g3,#357,OR/5 COARSE AGGREGATE. t -t 0;., >H toPAVED CONSTRUCTION ENTRANCE-3 02(CE) lnOu 4.33 8 125 9.25 6 \\ ���% \��`��� Basin ashen a81 a 12s 9 2s 6 gyp!- �\!V INLET PROTECTION DETAIL-3 07(IP) I—I '—'a o 1,0 SCALE NTS AOUTLET PROTECTION-3 18(OP) SHEET FLOW INSTALLATION CCAl F NTS N .' or lli (PERSPECTIVE VIEW) I--�-I U •SCALE N75 W zp�psaxt Zwoa0. A .4:3 11r� MAX . y SSS / a.z J / w POINT A SHOULD BE HIGHER THAN POINT B DRAINAGEWAY INSTALLATION (FRONT ELEVATION) erSILT FENCE-3 05(SF) SCALE.NTS o II" - I I1� - ,'- �__IJ 1 L/ _ / CLASS RIPRAP � � --..•...'-" i -- HEIR LENGTH DIVERSION z i c �`�. o W ‘ . 0 JI I _ _ _ � ...... //••i-, DIKE a I I 1 `T ../ — II— ",�9� I r�u�/rrtm rr Lwu IXI� ���i: ��.:.�.� / o I I ._ - haulm nau ll�ll 1( ....�� ���.4� o 1 —..7?,,, ,,, , ,_,Y,4,'%*.wAr, ,,,--.2:: , • �r r�l� mtm , I I I b i L. _.-....'u� _•r. \\I,. No*: `vwear ��.-. 4.��.I�IurIAr�n n�aifilit C,,,.:5 O .i.. II�ru94 0- „, , f .,-/t i3.•a. „.. „, . ., , '43 Tt _ ��r _ - •. ,,,y `` ACCREGAIE ` `\ z W-I+ :i � + \ -__ or FILTER CLOTH ••COARSE AGGREGATE SHALL BE n a ..\ „.,, t I d 1 ____ _, _ a'Y'I ` V 7 s OR 1 / _ ��Y � EXCAVATED /\\ U) ® ® "L G w m^J r, r wr" I QU �s.a___ AREA • N. �.- __�� �` rw. .. '�".g f/ \� ® �..,°si� w:'w ® - OUTLET (PERSPECTIVE VIEW) cn Z — ✓ e fa 1•Aar '= uM syT - .-.-.-.-. ORIGINAL E-+ 1' i�?,f+ �f a �/\'`9' — %:.:.��..-r GROUND Z a ' - L r* :.....A!'' ELEVATION � m« `1.--1 \s. f- - _ Dry Volume D2 ...:00•00e W 8 ti•M `• .�-- )x ,. -a' - _ - e AL EL=9 'Area 1' .. :•.•.Sf.S Z n '. . - .- ELEVATIONGROUND Elev{Fl) Area(SF) Staa9e(CF) ••" 1 ALTER CLOTH 549.50 0.0 •. - . - Wet Volume D1 --- r-W p CLASS 55000 1909 95.5 w -." �� ••COARSE WRAP 55200 3623 5628.5 Wet Volume a< W (Excavated) AGGREGATE ,55300 4622 10250.0 Dry Volume •�� - EL=A 55400 5620 14872.5 era on \ - - SHEET CNO \ CROSS SECTION OF OUTLET PBR owuNAGE VO�IME WET VOLUME OW VOLWE OwW VOLUME 0 1 if . IO. A B C x W LBIOTH AmA rEauw® O1 PROVIDED I�FIr® @ vRdrl[ED 50. 0 50' 1 DO' 150' TEMPORARY SEDIMENT TRAP-3 13(ST) •LCFl (DV) ICFI Tx r1 Allak DRAINAGE AREA FOR SEDIMENT TRAP ST-1 ;;;;;��..e� 1 sOALE•NTS 1 sea ss2'553 2 3 /2 1% "- %46 '2 S@e 3546 1' ee22 Weir SCALE.1'=50' SCALE 1'-50' SHEET 13 of 14 Section 5. Stormwater Management Plan Issued— 10/2014 Stormwater Pollution Prevention Plan(SWPPP) Albemarle County t Purpose of This Amendment P WP0201800033 .1''' " �'4 1 The purpose of this Amendment is to extend Drillers Lane, construct building, parking, and Storm gi Water Management Basin on Lot 2 The original plan was WPO 200800037 AMENDMENT TO VSMP PLANS i! 2 The limits of this amendment are shown on Sheets C-401 and C-402 FOR �. g 3 The total area of disturbance for this amendment is 2 05 acres .sy i �y EARLYSVILLE BUSINESS PARK �h" Y�� 0. TAX MAP 31 , PARCEL 21A RIO DISTRICT, ALBEMARLE COUNTY, VIRGINIA I. ! : CURVE ARC LENGTH RADIUSq DELTg t1NGLE CHORD BEARING CHORD LENGTH Cl 194 15' 8138 59 16'41 15 S 87'59 24 W 193 46' i < 8 8 8 C2 200 25' 1537 17' 7'27'51" 'S 58'09'42"W 200 11' o v� ; w w C4 278 88' 188 93' 6986'08'00" N 23'20'4"E 9 77' o' o c1.� w C4 20515' 188 93' 89'34'50" N 23.20'48"E 192 77' I ' land Use Table I o c=i p 1 I Description Pre-Development % Post-Development % SITE DATA L' i I Buildings 248,256 19.8% 256,256 20.4% $ mob, , •. Paved 261,525 20.8% 278,354 22.2% SITE PLAN NUMBER SDP200500144, SDP200800061, SDP201500012 Z ' , Pervious 744,747 _ 59.4% 719,918 574% 0'' to , N�s1'N Total 1,254,52s 100.0% 1,254,528 100.0% SUBDIVISION NUMBER SUB201700197, SU0201800040, a z o ? I W WPO PLAN NUMBER. WP0200800037, WP0201500083 7 a o OAR '�O I 1 ee ti I'--I 10 -'J g I FGAL REFERFNCF TM 31 PARCEL 21A C7 N.,o fk e < zy'e� I, TTr)TrTTT17rrTfT rTT PARCEL ADDRESS 395 REAS FORD ROAD I—' C4 W N m Ntr09 EARLYSVILLE, VA 22936 Q a U n ' F� (1111/ , .. r c ' III 1 4O rF OF TITI F. DB 1825 PAGE 109 �j z F uul W N56°48'19E �I l�e� 4rw �73 OWNER/APPLICANT 4F, LLC ZzaE UPY�t+ , ' 2885 EARLYSVILLE ROAD Z. .4. EARLYSVIU E, VA 22936 Z W 1,.,I I ZONING LI - LIGHT INDUSTRIAL z 1 AIA- AIRPORT IMPACT AREA P- C7 I. z I ```, * MAGISTERIAL DISTRICT RIO1. _ W _il -'--- +spy BUILDING SETBACK 50' FROM PUBLIC RIGHT-OF-WAY g / I' ' 1 -- .i!.. b' '1 111111II 11 50' FROM RURAL AND RESIDENTIAL DISTRICTS =1 1 30' UNDISTURBED BUFFER ALONG RURAL AND RESIDENTIAL DISTRICTS l i (--- _.„,11111I 1111I S %'1I 1 I PARKING SETBACK. 10'FROM PUBUC RIGHT-OF-WAY J' 1 1 •`° 30' FROM RURAL AND RESIDENTIAL DISTRICTS i 4 1 i ? ,T SOURCE OF BOUNDARY PLAT RECORDED IN DB 279-223 /k l`I I SOURCE OF TOPOGRAPHY. AERIAL SURVEY BY LOUISA AERIAL SURVEYS ON APRIL 10, 2007 I'; -- ) FIELD RUN SURVEY BY MERIDIAN PLANNING GROUP, LLC ON MARCH 8, 2018 f (1 C_ 2-FOOT AND 1-FOOT CONTOURS 1 .I • �!` AZ.", SWM VOLUME CONTROL. STORM WATER MANAGEMENT BASIN 4 SWM WATER QUALITY PURCHASE NUTRIENT CREDITS ,_-• k PUBLIC WATER SUPPLY. THIS PARCEL IS LOCATED WITHIN A PUBLIC WATER SUPPLY RESERVOIR WATERSHED w ':ill I' ' _ _ _ _ T,;;�, - o�' S Refer to Sheets T . . . . . . . o • +N::. «,< C-401 Refer to _ _ m c::7I `' ' en:,>:.00 Sheets . . . d r r, / ,IF278'SE WAREHOUSE C-410 I C-402 SHEET INDEX 1 BUILDING C-510 C-411 o C-511 I .. c•400.......COVERSHEET j C 401__...EXISTING CONDITTONS&DEMOLITION PLAN S I b , I I �6 C-402...... EXISTING CONDITIONS&DEMOLITION PLAN I- ---- I I I F o,6 P C-410 GRADING PLAN A. Reos C-411 _GRADING PLAN I 4 I C•420 _STORM SEWER PROFILES AND CALCULATIONS o ``' ' � '' I C-422 STORM WATER QUALITYES CALCULA ON CULYERT CALCULATIONS z '2 I I SITE o� C-423 STORM WATER VOLUME CALCULATIONS Z �� _-- _ 'r 8 S39` 7.E - B k C424 _ DRAINAGE AREA MAPS C7 \ 4r I \e �I C•510 EROSION PLAN n d '30%'' III LOT 1 ro 3TE \C C•511 EROSION PLAN&NOTES [i, �" I •i gHOp, 1.39CAE5 /, 199.54' m d'• N:3938924.39 I C-520 EROSION DETAILS R ! I AREA A 1" :1148/670.61 , CO I' /'�S•'' f A PORTION OF PARCEL 21A f BULIM OFFICE NBy.p• ` I VICINITY MAP C-521 POLLUTION PREVENTION PLAN P., CO S HEREBY DEDICATED TO BUILDING Acoess -- l N31 'B' SCALE 1"= 2000' U] Z W ?«,1' `- PUBLIC 1.467 ACRF5 WAY '- PAAgNG _.� V`' I 7•A 2 PF '' ""' W 1r N. ''+, S ............ ' CR w I a� 6 �� �� _,rr -"' ¢ """"`DRILLERS - `�• RESERVED SLOPES PER GIS N'7.4053'W 330.82 , '-__._' 'y-v... LANE S fir..il I'1. W PRoro r LEGEND 40'PUBUCR/w,---, ORaIN PP POWER POLE �,-,,\�;�'�P E�' w �� I SCC STORMWATER CONVEYANCE CHANNEL .-7 _ <.<LGzL: s9e.74' =, --"^`� /� I - PAIRKING SETBACK �� �� W FULL DEPTH PAVEMENT 41 41 a 1`%`` . . . . gl �� IF`l.I N44'0025'W 536:78 PF I j Z �-' FJ �M um N:3938577.59 F 48470032 5 TEMPORARY . . . ACCESS gs1- - J o W w TEMPORARY ¢ _ TURNAROUND a SHEET NO PARCEL OVERVIEW Too' 0 100' 200' 300' C_4 0 0 i ' O' SHEET 1 of 14 SCALE 1" 100' SCALE 1"=100' I n1 - / If \\ \ I N I I 1 ;� \ I I / IL___ ,), / I ---,-.----1 171 '/ L. 1 I / �// / v 1 v � , / I 1) N( \ 4 ra I I\ 1 I 7--- I l TI I } \� 1 ,,,_ \\ / / , _ /.) _--_-0_— J ° _ _ \ \��-, ` )// /// I \ 1 \\,0,,\ L,s ,.‘.,,,,.\‘,%., \,,,,,k\'-•-\,\,_,,,,-"\--`-,,.-.N,,-,.-- •-,"j'ji, -/ / / -; ,,. 1 1. , so ‹, r_....'.___.. N1 , - I °,1' \\ \ // I / ,..„,_ N, i --'--, I N \ Ao ! of a°,.'i " \� / /w / •Z `R'r- , 0 , ,'' A V / I /i .. 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A,., Ili/,, .,, i"il. 2 - • , - REFER TO DETAIL C-402 , PROJECT TITLE NO DESCRIPTION DATE JOB NO (./) n m AMENDMENT TO VSMP PLANS 1 COUNTY COMMENTS 12/27 18 • MERIDIAN DATE O3/27/201e oyIEAL TN O/.`,, o FOR PLANNING GROUP, LLC SCALE AS SHOWN Z r., EARLYSVILLE BUSINESS PARK ENGINEERING*SURVEYING*PLANNING IMOIHY RAY MUER > aSHEET TITLE 440 PREMIER CIRCLE, SUITE 200 DRAWN BY ACC v 01lic NRAY 1112 EXISTING CONDITIONS CHARLOTTESVILLE, VA 22901 P� # PHONE 434-882-0121 DESIGNED BY TRM DEMOLITION PLAN WWW MERIDLINRBE CO11 CHECKED BY `°s's/CNAL E I 1 REFER TO DETAIL C-401 0 if _ C II Y, / �' ,3 5� ti I I y l )(�- JJJJ %� rS cYyyy1 rr -1.� 2.'RCP. + _�1 f ' , lj r 0 3 9� 1 _ 1 G ! ` ; I X x i\ -•/).) ---�_J ss / j'' t' X x t �j� ( _ ) — `l \x - �C x v x r �\�a£.R S S r .Ce • X X & X r i( \'\rl x X X _ \ \.� (S y .•• f 1 c. X -x �io�\' .o_1 f 1 ( x x k. / `,_ . �\ f / ' ( / • .1 • \ / / ` "" r • \�> \ r�r J `g Q"`may 4 ( / \ \ \ \q' y\ / 1� / �1 li x X X _ `• �` ' 1 x X x/X x '/�% •sf \ . 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SHEET TITLE 440 PREMIER CIRCLE, SUITE 200 DRAWN ACC Lic No.30542 EXISTING CONDITIONS & ° oils--"o;z901 DESIGNED BY TRM 1°,n ,NV IV DEMOLITION PLAN WWNMERm1AN1fBE°oM CHECKED BY �SSrONAL ENG / .., \ \ i I \ \ I \ -, f L— %/ y \( \. \, _ \ I\ i , I 1 y 1T1 ... ,,,,.. \ _, I ,�J 1 1 , ,_ / a��� / - \ \ � \\ , Sg I I ' I I -i� ro I L L\ V `z A/ )) i I I I I _ eoo a,, } 1I i 1 i t \ L \ j 60 \ )\ / I / / , , , i -- I 1 1• 4, n .0. \ \i 2,/ _...._ ( < \� ; > 0 I i Z / 1 -_______e_, ,(/ / /7 ---,....,... i F 1Y'v v .0.F For \ I_�\ eb//e Roeb ---��_ Rjir 1,------..„ -, LN. is / J -'�"-1-1 q' l �I I ) ' 1 __--- " 3 I 1 I L. 1, 1 ))� 1 -�c� , I r Ii II I 1 .II— L \ � I II 1 r► __ d I � 1 I 1 111 Ito ——?� ------------j f` / 11 _ 1 1I L— 1 1 L--1 -1<,,� � I — 1 u ) ; — I 1 II 1 11 I 1 II I 11 I I 4 ,1„ I I I 1 1 AR 1 1 r 1 1 I (({{ � I 1 I/ 1 w , L_JI Co: j - 1 , 1 1 1 , w y g _>q I I 1 i il' a a� I I I } �� I i 1 I I-- I I I � i)( 1 1 1 � 1 II .eRI�YY 114 1 I i 1 WI I 11 1 1 I I 1 /{1 1 I I 1 1 I ' I I 1 ) 3 C 1 3- 3 I 1 1 Q I I 1 If ��� I I I n Ir I Eft I n�yr B3 (1- ,,.> � \�• 1 Exlat �'�`� -- , �------- 00 ,_ I\ ._ 'r'1 15'RCPI�<R�cal I / a \ �,+`�.c-�� r- 6UIP Fnh7te lYatamah �---, _________________ / p ..:,.. - , T \ v v .9,9 - - /:;/ -6:E 5:5 41 /79 o n .,I i,,,,,/ 1/4_--3) ,g it 1� 1 \ J T REFER TO DETAIL C-411 ,,, PROJECT TITLE NO DESCRIPTION DATE JOB NO N ( 9 AMENDMENT TO VSMP PLANS 1 COUNTY COMMENTS 12 27 18 MERIDIAN DATE 03/27/tole Pc 44,EpLTH Op m Z FOR PLANNING GROUP, LLC SCALE AS SHOWN EARLYSVILLE BUSINESS PARK ENGINEERING*SURVEYING*PLANNING " 11101NY RAY MIPR 440 PREMIER CIRCLE, SUITE 200 DRAWN BY ACC Lot No 30542 SHEET TITLE CHARLOTTESVILLE, VA 22901 DESIGNED BY TRM 0,,. «, O GRADING PLAN PHONE 434-882-0121 WWW MERDAANWHE COY CHECKED BY ''SS/ONAL F-N- ,, (T \ \ (,\NIA y r 1• ( 7 �� ti xO` W \ l // ,1 _ A . , , I/its.ork.,! .. 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'.\ 5 �- __� \ � ^l `` • O O 1 \ Yi C. 4..e _--� �� ' v� �\ TO 590. •_\v�r C 59056 - "_ l New 10'Public -- Q _ -\^\ � �. \ v-- , _�`��/_. — — _ r W \ v.` Drainage Easement �",��,xf�i - Z ''-�• 1= - _ , m' �L•' �, .New 15'Fubhc SW — -- — — — -- -- _ 1\\�v1...ta Access Easement — _ _ --- W A m_ .� — _ ✓mil.". _ ✓✓�� ice.,1�` ^v\_ — � , __ —,�-_..�✓. i „_'mil_n_n -' �'" c, y`"t"`-.:J"•r _ \ U F Q W Si' ' C t fj^ a o 1 `1\ — `t, \ — — \ SHEET NO -9f 30' 0 30' 60' 90' C—4 I I o, Qo. SCALE 1-=30' SHEET 5 of 14 e , = Ww ^r'�, � stnnPre _ =w 2w• , w z3D Matchline A s 4 a Npmber ' W w .-. 61 A 4,w�1 . a W ' o •7 1 2 4 4 4 2 Y{ �� YS FR 2 8 2 bker "' w" �•',:�',�W w¢ Q I STA=0+00.00 r ee rregr0w ~e ;g s �1 O IA ��x i li'l IliigNN as P o WV=56650 S as xxBtagax` ! 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R ? e 1 1 I eL �K -8 a PP PsaaPP5lQer e NI co, , 'a g R 2t W $e aaRxxsera 8 affi 8888882. 1 P p P P o p P s #G �xERIdGnrm.IL2 o \ 1 a ., x 86 982 8 h`E I " \ \ 8 B B 13 B BP.8 8 G Nanning,, 4 l 3 _ + I I i GG" p Y Y Y N W Y Y N,�„ 1 I \ \ Y1±Y f Y.N e 2 89 IFaIi0 R,a7 I \ P PP PPPPPP - 8 G$ Sar..906_.4 1 STA=6+63.93 8 SS S S S S S S G G.""1 Pe IF, 9 _.... _. _ �_�L=6, O \ \ 05 P PP ��r;;�r�rrG3x -----I RIM=59439 \ \ 8 88 8888888-2 - INV OUT=5893 STA=1+3701 B BS B888PB .ve +3PxsbPe , v DI-313L=6'~ \ \ 1_—._.— RI14=58412 P P ;;;;;Eggs- N P P P P g✓F ; 8 0 0 r 0 S!5& a --- INV IN-57793 P p p P P P P P P x S G x 8 C x 8 e g a E o " o 1 INV D1T-5775,1 5 55 555oo5G3 Gutter%-sbpe 6 1 C W Y N P P W W Y i" + Xf a 9 1 CY�GC>n d B Z $ I 1 -1 , I rot.IGPtter „I 1 oIy O�rBa spm.d P pP P � a wa :�sa9pa�, g$ 0' I — x s& GS=;;21;$ I1 I PP s g w a��Depth tcob x i .1 I AI 1 00Is0 $ "e as 8gaa8g, %Enkeny a NW 5at8rsBn- !I i y P ISI = :PS; ;x C S F is G i°Inteeepted il er ffi s k ai l'o „I I zl hi;e Yxzs'Ra"2 I I I I a 888 P8883a 8888 °aj d 8 I I STA=2+1177 P^I I wor 101-1 RIM o p p o w"Ppndh60epM w N89 72 INV I 5E---_1----I - -----' INV N-579.02 �1 $ \ STA-2+24.3 o pp pepppp _ ! Y— DI-38L-4 �1 6 ffi ffi ffi i4 5 5 IS IS 5 x curb HnWFt 1' __-- _ ... .... ....RIM-590.04 I INV IN=57996 'i1 a• I INV OUT=579 66 g . . g; , g . 5 DIN R I I I I o I I I I I I I I I I I I I I ;I I o a 1 I-I 1 AI 1 cal I .1 I iI 1 "I 1 I 1 I I 1 1 1 1 I ( I I tiI.D i N �I I i t I_____ = e m , rn " ♦ Co. ro cm y I I 8 Q III ` I 1� - , R R ill ,v F. g g o m 1 I + I I ''J _ Do N Q�g a I _.. .- �.. ' * g l'� o 'sA '^'4^ t 3 I I — of 3C L=6 o Q ! 7:0. 8 � i = g o $ Si. 2 v °V Tz 24, 1 9 1--_ NIV IN(896)=581.®) z I I e og g ms� N� O 11 INV IN(Ci 582.2215] C11 I ' g g E $ D z K' V,2 Aug '^O �. I l iNv IN INV OUTTA582.15i-58 24 Z I y :1. i 1 a a ^ g F g 7, � g gg 11 I "" s I c� '< f Y ;'' IIIIII 1 G A z 4y� O z I CI J IT ' ►Y,°' 1.1 f I.____L,,, .I 4 It ;gr 0 ;1374 43 8 o ' m gA 8 2gK Z z I II N. +°L_ 6 �� ' a g 2; s > o o g ` E n P I 1_� �� �I`4 v o III1IH -- 14. 4 :II ,-:^^. 1 P = o V. 11 n n 1\i'' 'Yitieii s=J Fla►tl� It, I !f1 ,, ° 0' if - e 8 - g I $ S c" .I It's‘i \ ,,,, o , / , ,,/ m L' . i _�S� - 8 8 R o.1 Z. f g i o A.ci I g _ Y Y c� _ _ i Matchhne A rr .a • • '�` Y 4, gg ippi J ? f = Z _fig A !I1,1' j o $ R ' s A ,a ' 8 4 / I} ; C o w g 1p 0 I K m. I f 5/ ��� 1. O' I l " PROJECT TITLE NO DESCRIPTION DATE JOB NO T C) r AMENDMENT FTO OR VSMP PLANS 1 COUNTY COMMENTS 12/27/18 MERIDIAN DATE o3�z7�2018 �t\..EALTN,F`/o o PLANNING GROUP, LLC SCALE AS SHOWN o, ,f. EARLYSVILLE BUSINESS PARK ENGINEERING'SURVEYING'PLANNING PROM RAY MU ER DRAWN BY ACC • Lic.No.30542 SHEET TITLE 440 PREMIER CIRCLE, SUITE 200 v 2 N CHARLOTTESVILLE,VA 22901 DESIGNED BY TRM POF O STORM SEWER PROFILES PT °NMER oLsE ood ASS/ONpL Et4' AND CALCULATIONS CHECKED BY 590 n e �\N1 A N,pB-i A-2 C'1 590 A• �'y • 595 n a 595 , o a m ? ,R rya h oA29I� e mnN a n $�` %�'`' n VT nl2' 585 -.. `S' _ - 5 o �+zzz oJ, IIn y< # �I$ � 58 n Si n Ni vnia z? ��y ? 4��� 590 vnin,.D,c as=i=? i al "'a -\ R \\\1 -4 0 0 P Propos _ E 590 Grade m o [Exist Grade MHS MH6 35 n 3 7 _ 580 n = I^ 40=15 of HOPE 0 1 07% 26 13'-15•of HDPE 0 1 00% 8 on n I o Propose '++'���� o 585_ 1-I Sg5 1 nW 575 _ 'l Grade Erin' 1 2 o m m m 11 35- L J_-- !�---- ......._.__ -_-_ -_..... ..-----__.•- 575 575 __ 24'PCp 0 256% 27 31'-15•RCP 0 183% Exist Grade: z N S rc z 575 0] N 2 O W W 580 o o 5w 0+00 0+50 • CIV Q STORM SEWER PROFILE B 570 57o 570 570 VDT HORZ SCALE 1•=20' VERT SCALE. 1•=5' '7" • bast - 64.06'-15'HOPE 00.52% a T-. 565 _ ao I ..._..... _ _._ ......._.._—___.. 565 565... 565 New Stormwoter ar N o I Z p� 2 /� Conveyance Channel <4 '�z 0 N^o EK-1 SCC-1 �4 < 605 605 560 560 ~ CD ' m g H 560 560 z(>:7.1 m 8 e N-- �(15� nc 'r' n ew Stormwaler r.4 .�- a a NW i Exist Grade �I v,z SCC 2 Conveyance Channel r, k1 600 - '^W- 600 555 555 �-' Zo _.- _ 555 555 1--1.� S a a New Stormwater Z W o V Management Boon / _____ -_----,. -- New Stortnwaler W 595 72.34-15•RCP 0 05C% Management Basinz 595 550, I 550 550 55S Ila(J 0+00 0+50 1+00 z w 0+00 0+50 0+00 0+50 1+00 1+50 2+00 STORM SEWER PROFILE C e,STORM SEWER PROFILED 09 STORM SEWER PROFILE E HOBO SCALE 1•=20' HORZ SCALE 1•=20' HORZ SCALE 1•=20' VERT SCALE 1•=5' VERT SCALE. 1•=5' VERT SCALE. 1•=5' k\i4 p */ir 1 r-- /,!/ \ a lC = ` � Ii I a` :;I G // V S/I I ` , ' a / 1/ I 1, '-ti \ ; I 1 1 H.1 '4 - TJt , � , 1D�r A i -fit---'_ I .: '~v` _i I A=053 Acres �4, i // ` I ,\ `�J j� I J �.•� - - 1 _ /X� _ a - Culvert EX-1&EX-1 i / .''f1L�-= - _ - - - r �/ SubBesie Data. -\/ /' // `� .:_ I \\\ / 'i I - - _1 - _soo- • ... • _ 1-1 r_______ {r\ f '.��, Tc s coin '.. Tine of Concentration 6.00 min a o I TI j S � C 0 75 1 i -/ x / I \ �_ _ 'Ill_• I L 1 �' 1 ` '1 '-Air s `•`= r 3'Asr' unoff Coefficient czi �, / / I \ x r u+ar 't a" �_,+,. - A Rainfall Data NN\ o o I 1� { , ----n �,� ��� � Retum Penod lOyEAR o // �' S5( n.•�+r' { Ji i -m \ Rainfall Intensity 6.60 In/hr / /i' DA-CULVERT \\ auu ' —_ i T►-- 'Tall"'1i_1 ++T1-'-�� { �- r pp-y Coin uted Results. / i A=O.B5 Acres I I /^� 8- �_ I I pM w: P �' �� I __J i*t':tl A=006 Acres \ Peak Discharge 281 cfs -J • 14lk I C=050 ! I-1 ' �: 1 Tc=5.0 min Z • ' ' ,. i iP! DA-81 wt., DA-A4 C-0.80 yw ✓ A=015 Acres 1 _ I \ CulveK Design \ ri Tc=6 0 min Tc 016 0Amin I / 11\\\\\ �._ X •°°°° �'' Ir ..w's 1 C=0 90 1 C=0.85 I� ►-_�•�• ` d jis S Design Parameters Z Z �/ '�' ,,,,r,a//�,Yt: . Ili- ' s10,rj3�� a;0„ section O_ / -� 1 .' DA-A2 �` DA-A3 �_ � I , __�,v.= Shape Circular a a_ `` �. rae i 111 J 1/_�' �/ll 4 /�' '6�E..E,+ �'4'" v ti A=0.24 I n� it,_ 1_ A=018 Acres ,..e=�r'1` � may=�� l r • A'""" Material 15.00Concr ten a W I I Acres �J \ 1,� Te=6 0 min y ► _. Diameter. 0.013 try / \�� I� r Tc=60 min ��.r _� C=O85 - _ „Z / ` Manningsn 0.0130 i Q.� / �q t DA-A1 1� C=065 �s_�' -�� �� Number of Barrels 1 -I W (yam 1 \ A=019 Acres �- - Aa,a. y c .. Inlet (n z a a 1) -i up t � 11::�.t '{L, ~- Inlet Type Beveled Ring,45-Degree Bevels 11 I' n, �I 1/ �\ i Tc=6.O min 1 tom' C=065 _��� _ - -- \ Ke 0.20 ' `,..�\ r`� --- _---- • _ -,.`�A=o 14 Acres __�' .-r,.r'� �,`-� inverts 0 O W �' ' 'f —_ =.r..' -- 'Tc=5.0 mn _i✓- -'''' � "n Inlet Invert Elevation 596780 ft E-i .y�!— +-y.+> -^ C-0 W J�^�-'✓ I Outlet Invert Elevation 596.420 ft W W _.ya+='��� DA-C1 {�_ f ^ I Length 72.340 ft F"' a W -_ere_we___ _ _ _ ) _ 0.50 % -../....o _�i i� \ A=016 Acres - `q I o • SlopeW '' Tc=60 min < ,��`-`-- �aw.�sas_-+�- .^/'/v �_'�} i�.�__.,, - r- -• w-.,�-;-.-vim.- ` -f - 1� /� ^`-� Culvert Calculation W 0 ,.�-...✓" rrr�-r'- .�✓ _ - oy�..r-' : `� } l! ...'''- Le -.�v"' Discharge 2.8100 cFs ,Z a Li !`_-.� �• �-'''� _•..r'�� S _- �J ''.( Headwater Elevation. 59777 ft n W � wv YY`_Y \- n.�^'". -_,ww-v'�"'"���- 1 - C''' '' / —- Shoulder Elevation 599.33 ft z -.' ✓"✓'`'.. l 'L-�'-v.r,a-`"�'-�'�"_,�� \ 41 \ _ - 1 I. _-\\ Freeboard. 1.55 ft ' W Qi I \ HW/D=1.01/1.25= 0.61 ¢ _ _r''-."- bao I ,of �y - ,'• / Tailwater Elevation 59642 ft a N ,l _ _ (SS - Downstream VelocRy d ll ft/s SHEET NO / I -- � r� - - ,r 1 -"-- '-'`c Downstream Flow Depth 0.673 ft �•► 5 DRAINAGE AREAS FOR STORM SEWER Flow Control Type Outlet Control,Gradually Varied Flow 1 _421 50' 0 50' 100' 150' v mliumtee 421 SCALE 1 =so ■ ■ ■ • ■ CULVERT CALCULATIONS SCALE 1•=50' SHEET 7 of 14 Nona Name'. Far O.te lnwsedk lysvllle WO Part \N I A Site Results(Water quality Compliance) P� �3� Ore 12/26/201e \ 2 • C.B.N.LT. Jdnd DR,;.vDmlknppxwTdday Y Linear Development Project? No akWatbn p•1• Area Checks FAA Ow.a Da.C DA.D DA.F MA a[at 04 :.3 1- Slte Information I,n•IIeW 11: FOREST/OPFN SPACE I.a DDO a00 000 O.m 0.00 • OK. COenpeake Bey Nutrient LandT iL LLC. r e Q • IMPEPVg116 COVER I.<I D.00 0.N era 0.m O.N OL s d Z IMPFRNOUS 00AI8 TREA500 ia<I O.m 0.00 090 O.m 0.00 OL e. g' CO. MANAGED TORS AREA U<A 040 010 ado 0.N 0.N OIL 10.2018 �y Post-Development Project(Treatment Volume and Loads) - - PRE MANArAD ruts AREA TRu7EDIN o.N aN o.00 o.m aN R �� 3ry0 O Enter Total Disturbed Area(acres) -al 21;'r I Check AREAOIF0 OA, - 00 OR. oa OR • 1F•1.LC NM 2.R5 Fadyrzville Rod D ease Design Spec)nroa pro ect•2013 No Dealt Stds E 5pe3 I Fidywilk•V A 2M16 9,639 Maximum reduction rtqulred: I09k Linear project? No Site Treatment Volume(N71 m The site's not increaseln impervious COW/(aeres)ls: 0.57 Land rover areas entered correctly? e/ RE:CBNLT/Oak Grose-Nab4ar Credit Aval4b0ty Z Post.Deeelopment recoad Reduction for site(fb/yrl 1.70 Total disturbed area entered? Runoff Reduction Volume and TP By Drainage App. Project Reference:Farlysvilk Business Park.393 Real Ford Road,Fadysvllle t DA.A OA.8 CA.c OA D DA.F TOTAL ID N N F REOM/RION VOL La.IE AO1IEVFD Ih'A 0 0 0 0 0 0 \ • 4/ M PrNleDevelapnremlatd Coves(avast rP AD AVaILLrrE FOR REMOVAL IIb/yri ODU 0.00 WM OID m O 000 To VD=ll May Concern. "8A balk ■Sear cuss Oselle Tog* 0.m 0.00 era OID 000 0.OD .neJoPe.cV.o.n.n.uNNwmN, TP IOA REDL AD R REMAININGACMMG Ilb/yrl` Thu lever u m confirm me availability ofolry which r,g,Credits sufficient m meet your project w w } } } mandogeljere)ed.umdgradaed a65 O'er OTP IDAD lib/vrl Pm QN 0.00 ODO pN 0-0D requirements al our Oak Grove nutrient facility which is registered with the Virginia Department of Q m m m IA.eegedrAPl,etl disturbed shed 1U '1 Environmental QwLtY(UUQ).Thee Nutrient Cradle art generated and managed under the tetra.of Z 8 U Z O O tent.ud.e.ntn.�r.,l•a be 110 NRRO6EN LOAD atom-non ACHIEVED Ile/w/g O00 I 0.N I OM I 000 I 0.00 I 000 I the Oak Grove Nutrient Reducuon Implementation Plan dated May 112017 whscb oat authorized by CO N ;Q Y ^r ..ra•1�1 0.22 022 the DEQ on August 31 2017 K V U O w 2.W Total DEW LOP T TP1 LOAD 2.19 The Oak Cove project has been authmivd to provide Nutrient Credits for use m the lames River WQ U FINAL POST IIb/yr watershed Thee Credits are transferable m Nee entities regulated under DEQ's Slormwater Post-OrrelL,.._4 land Corer Wm) TP LOAD REDUCTION REQUIRED Ob/yr) 114 I Management Program in accordance woh VA Code F M12.i<{15.35 Currently cur Oak Grove facility A Sail. afsY cash Daa. Tea. IP LOaua souION ACw[VlU lih/yrl U90 I has11.1,pounds of Phosphorus Credits available. Peetpraes-Iw.l udleuw.d. TOLOAD PE MAIMING 116/yr): 319 t-7 enneeted fw.seeeee moo at reforested 0.03 000 REMAINING TP LOAD REDUCTION REQUIRED(6/yr).. 1.2{ If we can provtdc hull.assistance please feel free to contact our office C...)r'Z id men•Tor lent)•'meet.,eel. 1� Sincerely, ''' for yerdsorethertun to be Las I--I tivrea•1.�) 0.39 Total Nitrogen(For Information Purposes) Chesapeake Ray Manual Land Trust.LLC p tt.--��III O Emma. 'e aA POST-0f N LOP M[NT LOAD Ira/Yrl 1636 Ry its Menages 7 fey aNO ~-�� OL R DL OL 2.ID REMAINING P ST NITROGEN FD LOAD ME NTT NITROGEN Loan(b/nl I6ION ACHIEVED 0b/yr) 36 • FarthSourec Solutions,Inc. I� 1�, N N X II----�� nsT nEvslnP ScottA Reedy I--+`Z E7,88 ^Cord Ret. RrarOff Coefficients 0t1,1 H� O �.2 m w en+Nr^f tllba Ele N ASM. 0.02 r.04 D. So.A_Reed il ay; W Ol T.rae oeD0 en1710 meO 0D0 Ma,. 100.5 0 ee 06,4 0.15 0.W 012 O. Vice Preedenty+ a 0IT)Mt(wig 016 M p.ena0 NH 695 0.10 O.32 035 to t����7t r,WNm�n(FN1EM:) Sa6 Impervious Cover 095 0.95 095 0.9s �� �a >0A T«Ocle is.rlb/ee/el 0.90 (1) ER--++ r,,,r el lunweu correction heel 0.90 Fyn 0 r/j LAND COVER SUMMARY-PRE-REDEVELOPMENT LAND COVER SUMMARY- L4 , , w xE POST DEVELOPMENT Z"� s o a a.rrd renSeu^arY_h. LaM4nrSunnwry-M lTleq --Mane caves wmmmvvwr Lc,e:o.«.w.'n��v-rev Ill 'z,zee D. < 1a3 Pn#a0.wkrs.N 0md Agoe.dt MIte0.v.lNew Imps...low , P,mF6D..ianm•m P>.De."oPn•.r N•..me•n oa Chesapeake Rory Nud..aril,.LLG•6T568.1alemum Aynun•RMimwN.VA rm0•P eaa.2226111•www.ebw rum w w`wownsy« FP /D 1P• wntVOpen Spam Cover(eves) 0,65 ace tel•r.vl O.N C 1 ) 2m Z Weighted RNlonMI 0D3 0.03 Wa ahtee IMIer.MI 0.00 _y' door I CIO r` _ a4 II=11 II 1I FORFSTiOPEN SPACE p-1 z D •wna 92% SN aFmeu 0% ten o+. wne.edTod Dc.r lee.) 1.19 1.1R •S•0 Tun caw Lu managed nrr., 12L ♦�� MANAGED TURF W lwnR I<_l..__. _1 ► 4' LETTER OF AVAILABILITY v.yrlad at0F) 020 020 _..- Weighed Pvlbdl WO walrtedA.IloII 010 + ++++1 IMPERVIWSCOVER -4 SCALE. NTS a aan.rerwy 69% R0e6_ •LtevaN cud 6116 .To.__rf 6514• &As.:::. -- I•• tr i , I' F vMEW b pervious Cover r • `` b 4.44.41444c4.4,amd on nu leer) a79 sae( I w an .w.nl 1 :a.« os7 rJ --- f fi r---Ilal `----- r .,.`-..._ owOmnNwy 095 a95 Manp«vuwl 095 1 v ------__---- -•••� �■ SItePaNea ll% )teed '^ _Uv. 1 ':almpwMem »a pervious) 15% w_ --1L.t i J I •�glInN■■II ���`y--.-._ 1liL SIIII oatl TDnVlmedNtrlMtLd on.r. eDeveln. ot an ( ,�/ �' i�,iN��0000�aIr��j f✓<, ,•v-NI ama> o.mn .n.mvr o.oaas .a..mya D.o3aa T a o.o1s1 . Lge7:�����0 ^ ♦ .e�\ •� TM T. m ..m•n.y w ` tea /�N�NNNM/�I, ,{ ,�> _ tent w lase-rrl - _ - i ... � -- -:k O�OOpI ?!`,L� f�j �'. Final4. • w«.1n : .«.wmya iGT3 T...a„•ayew,•.e 1966 vw,.-. ..- �� , ,•m.....e.... a .. ,.>_. --1--(. .... � ''�Mr •� ��.��,�0-��/N1 13��J/, _ �� ': Inm...l,.:b,r l•nl �• 1.6A6 L62a • FVdun. A®9 m m< - �...�-...+ ..-... ••.•� ..".t }� /�I ■'..'P1�r_.f w rm m.n ^ ee a,wr Na o,e-Nee T /� N.Mrr..q 1 v ,.�^v o'rF.e '1'e�+a:�^ .. J and Pea- rm _ _ .1 t Co .n..De.laPm.nt rP La.d Development,r t .A.n..rem.nF P , .......,-� �..,,�,,.,.,�..- (m/nl 1.06 1.02Load lr t I�(M SA L,•aimroi tea 100' 0 100' 200' 300' o r • nbnd IIk41• 2 PRE-DEVELOPMENT LAND USES end.ob..anal "«., 1N a.6 ea pmwt � c-42. SCALE 7=too' SCALE 1 n=too' os1 rim ,.We ee//:)a aadatte - 1 Usage TO mad WTI -- {( ) t / l /,yam to laa tedtonh•open:w E.•.te.daemaa...... 1- 0 61 a4 Melee re ]aa - .� /1 T i---1st: 11 1 F �.. ^ 1, Am.® O W pwam.Iwd P�nrm.e r"-a.�r,P•lou•ra.. IYDe.a..«AIeW / f1 ----t--- I _ {� • coed Landrum. PP mail Reduction n // /. �1 v� 1a!n/ rim ► ,••�" T'. W n 0waa0Mnrwa<wrmwF Psrwws ism/mile Yer,svopen rear.or Mew.fur a b n f, O W., O mareeverD uned•Y euseS;ur new Pretweev rave RelaWe Am 811 Impervious Ares 1.00 'r •)l 9 • i'�I 1 ANt.. _ ��Hq ., AdkaN nomtarnnNnmlaAlwn wAAPnr R�a.,.a,Pnnnrue.9.(mhve R/w IIb/yrl t Vvr \�\• v.\ }; N ir a-. WNW/kaRRIIIIIRf�A�:■` .,,•ou.n/r.es.a.P.nnox.ot.�l if Ca4mn lahmea lend Meabn npurem *limbos zrer*nede: / a 1 � f newse..teemmepmeP.1:rna.-,,,,11 \\ � ' jr in� l _-'� r vain _HENa"liseuto i w �- O �r Post-Development Requirement for Site Area - , _ �Npd�7ne TP Load Reduction Required l lb/yrl L24 `te_ •-•-,-- -.�... -.. `l�ip� r+ ^'e, r , Z ram- ... Z 64 I --_...:..; v G , ( J ._. _ M� . tin J "` Q. C�- \ ref � '----`-•....w-..dL..-....._.,_. \'.w, _�.w..s:.-....,...�...:- y` r ^ E' Nitrogen toads(Informatl• paal PrnposeS OeI,l POST-DEVELOPMENT LAND USES too' 0 100 zoo' 300' W Tor wee Deyebwnenl IN Lad • ■ ■ ■ ■ - 1--•Z Pre Reerelelement Load n` SCALE r=100' SCALE 1n=100' 41 CV 06ryd 7.5S ,vac-maw edeem O Rev 1636 , . �y O ImP« IIWy) ---_- I _ / t'-✓ 1 ---------•-1- t A6he Loam O O E*E4 ( 1 O - Type S [�7 C J i..iF..,.,A- -.,- R. _ t, p .n Via- to'+$ ••, U s" r a h Urban lend i) 1 2 ., ia' (/] �•• 1,I//,4Ae1l f 111 .... 2-. `mod / Toe, D < w Q ,. O Y ' U R p I f W weep w wi Hoyes04e Loom _ Ir • SHEET NO j � Type. !r C-422 STORM WATER QUALITY NARRATIVE 1 The Owner willpurchase 1 24 lbs/yrof nutrient offset credits A100'' 0 100' 200' 3O 5 VRRM RE-DEVELOPMENT SPREADSHEET 4 SOILS MAP C-42. SCALE NTS verification letter will be provided under seperate cover c-42' SCALE r=too' SCALE 1e=100' SHEET 8 of 14 DISCHARGE POINT 1 PRE-DEVELOPMENT HYDROGPRAHS DISCHARGE POINT 2'PRE-DEVELOPMENT HYDROGRAPHS The original VSMP plan(WP0201500033)was approved on September 16,2009 A DEQ o\W1A d, DrainageAreaAPermit was not issued and no grading was performed poor to 2014 The proposed ,R- '�"'y� A Sells B Soils C Soils D Soils Total Area(acres): 3.00 Drainage Area B A Soils B Soils C Soils D Soils Total Area(acres). 1 69 a forest/Open Space--undisturbed, TheerRvemeemts showntsof on this amendment decreasethisthe impervious area and peak run-off y protected Area(acres) 0.00 117 0.00 0.00 Runoff Reduction Forest/Open Space-undisturbed,protected _ Area(ernes) 0.00 L00 0.00 0.00 Runoff ReductionO Tr u+ Requirements Section IIC all apply to this site R e forest/open space or reforested land CM 30 55 70 77 Volume(ft'l: 0 forest/open space or reforested land CN - 30 55 70 77 Volume(Wit 0 x c Managed Turf--disturbed,graded for yards or other Area aces) 0.00 0.30 0.00 0.00 Managed Turf-disturbed,graded for yards or other Area(acres) 0.00 1.69 OAO 0.00 - ( s g turf to be hawed/managed CN 39 61 74 80 turf to be mowed/managed CN 39 61 - 74 80 rah Area antes o.00 01e 0.00 0.00 Area(acres) 0.00 0.39 0.00 0.00 Impervious Area Summary 1' a`` Impervious Cover ( ) Impervious Corer - CN 98 98 98 98 BuildingCAI PRO CN 98 98 98 98 - pavement M 0 CM of I CN1p.w.el I Approved Pans 8,000 SF 65,705 SF .. 2.YR STORM EVENT Hi13OCafPH 10 YR STORM EVENT HYDROGRAPH I TIME OF CONCENTRATOR AORKSHEFT 2 YR STORM EVENT HYDROGRAPH 10 YR STORM EVENT HYDROGRAPI{ TIME OF CONCENTRATION WORKSHEET Amended Plans 8,000 SF 22,056 SF m Sheet Flow Segment ID A Sheet Flow Segment ID A n Ox Input Data. Input Data: Manning's Roughness Coeff (n) 0.013 Input data. Input Data Monolog's Roughness Coeff (n) 0.013 Rainfall Distribution Type: T II Rainfall Distribution Type T II Rainfall Distribution Type: Type II Rainfall Distribution Typo Type II Flow Length,L(total L<=100 ft 50.00 ft n me m 1.5 Row yr 24-hr Rainfall. . <=10o n) 300 0o n m w 9 ) a d < _ Rainfall Depth 3.60 n Rainfall Depth 5.54 n Two-yr Rainfall,P 360 in Rainfall Depth 3.60 n Rainfall Depth 543 in Two-yr 24-hr Rainfall,P 3.60 in Discharge Point 1 Summary Base Flow 0.000 cfs Base Flow 0.000 cfs Base Flow' 0000 cfs Base Flow 0000 cfs Land Slope,s- 20 0 0 w w > Land Slope,s 0 50 1< W < w m la Irate olateon OH la Interpolation Off la/P Interpolation Off la/P Interpolation Off Tc 0022 hr(13 min) 2-Yr 10-yr z o /P rp /P rpTc 0038 hr(2.3 inn) Pre-development 264 cfs 714 cfs o m i Sore Subarea Area CN Tc Subarea Area CN To Shallow Concentrated Flow Segment ID B Subarea Area CN Tc Subarea Area CN Tc Shallow Concentrated Flow Segment ID.B con w Name (acre) (min) Name (acre) (men) Flow Length,L 20000 ft Name (acre) (min) Nome (acre) (me) Flow Length,L. 17000 ft o LT] = DA-A 3 00 60 6 0 DA-A 3.00 60 6 0 Watercourse Slope,s: 4 03 R DA-B 69 66 (6 00 DA-B 1 69 66 6 00 Watercourse Slope,s 0 59 x Post-development 1 68 cfs 5 97 cfs moo 0 Average Velocity,V 3 01 ft/s Average Velocity,V 115 ft/s _ Computed Results. Computed Results Computed Results. Computed Results Tc 0041 hr(2.5 mn Tc 0018 hr(11 men) D ) Peale Discharge(Qp) 2.64 cfs Peak Discharge(Op) 714 cfs Peak Discharge(Op) 21 cfs Peak Discharge(Op) 54 cfs U Tuns to Peak 12.10 hrs Time to Peak 1210 hrs Channel Flow Segment ID C Time to Peak 1210 hrs Time to Peak 1210 hrs Channel Flow Segment ID C Discharge Point 2 SummaryZ Runoff Volume 009 acre-ft Runoff Volume 0.24 acre-ftRunoff Volume 007 acre-ft Runoff Volume 018 are-ft Channel Slope,s. 2.33 x g U Channel Slope,s. 10 50 S Manning's Roughness Coeff (n) 7-. Manning's Roughness Coeff (n) 15 50 Velocity,y,V 0.050722 ft/s2-Yr 10-X n-I'o e Velocity,V. is sz ft/s Flow Length,L 372.0 ft Flow Length,L 300.0 ft Pre-development 21 oft 5 4 cfs ass-+ Te 0.007 hr(04 min Tc. 0.012 hr(07 min) - - Z -► ce„� 0 Told Tc 0.074 hr(4.5 inn Post-development 21 cfs 5 4 cfs ���tt Ch H o Total Tc 0.064 hr(3.8 min) ) �C1 r-'Z o>>0 0 7-o W lam DISCHARGE POINT 1-POST-DEVELOPMENT HYDROGPRAPHS DISCHARGE POINT 2 POST-DEVELOPMENT HYDROGRAPHS 1-1 C.7 a g e Drainage Area D A Soils B Soils C Silts D Sells Total Area(acres)- 1 95 Drainage Area M A Soils B Sills C Sells D Sills Total Area(acres): 1 69 STORM WATER MANAGEMENT NARRATIVE F-I--I C to W a ti Forest/Open Space-undisturbed,protected Area(acres) 0.00 0.11 0.00 0.00 Runoff Reduction Forest/Open Space--undisturbed,protected Area(acres) 0.00 1.00 0.00 0.00 Runoff Reduction SCALE NTS w z U' W F 11. fcest/open space or reforested land CN 30 55 70 77 Volume(fe'): 0 forest/open space or reforested land CN 30 55 70 77 Volume(ft'). 0 �Zi'Ty a 0. Managed Turf-disturbed,graded for yards or other Area(acres) _ 0.00 116 0.00 0.00 Managed Turf-disturbed,graded for yards or other Area(acres) 0.00 0.28 0.00 0.00 eF-�e turf to be pawed/managed CN 39 61 74 80 turf to be mowed/managed CN 39 61 74 80 _ Z.1 V mr Area(acres) _ 0.00 0.68 0.00 0.00 Area(acres) 0.00 0.41 0.00 0.00 10 YR STORM ELEVATION 55216 L=29.8'15=45 1 Cz] Impervious lover ON - 98 96 99 96 ImperviousCover CN 98 98 98 98 Y=55216-5549 5=2.66' COLLAR SIZE=6 0' �' Z=3 0 FT COLLAR PROJECTION=6 0'-1 5=4 5' I-e C.J CN10, 01 CN1o.A.q S=0025 FT/FT NUMBER OF COLLARS=4.5/45=1 0 Z I 74 I I 66 1 Ls=298 W 2 YR STORM EVENT HYDROGRAPH 10 YR STORM EVENT HYDROGRAPH 100 YR STORM EVENT HYDROGRAPH TIME OF CONCENTRATION WORKSHEET 2 YR STORM EVENT HYDROGRAPH ]0 YR STORM EVENT HYDROGRAPH a ANTI-SEEP COLLAR DESIGN THE OF CONCFNTRATON WORKSHEET Sheet Flow Segment ID A Sheet Flow Segment ID A Input Data Input Data- Input Data Manning's Roughness Coeff (n) 0013 Input Data: Input Data Manning's Roughness Coeff (n) 0013 SCALE NTS Rainfall Distribution Type Type II Rainfall Distribution Type. Type II Rainfall Distribution Type Type I Flow Length,L(total L<=100 ft). 100.00 ft Rainfall Distribution Type- Type II Rainfall Distribution Type Type II Flow Length,L(total L<=100 ft). 5000 ft Rainfall Depth 3 60 in Rainfall Depth 5.54 in Rainfall Depth 888 n Two-yr Rainfall Depth 3.60 a Rainfall Depth 5 43 in X W eP24-hr Rainfall,P 3.60 n P Two- 24-hr Rainfall,P 3.60 in Base Flow 0.000 cfs Bose Flow. 0000 cfs Base Flour 0.000 cfs Land Slope s 0.50 S Base Flow 0.000 oft Base Flow 0000 cfs Land Slope,s. 20 7. Shape. Trapezadd lo/P Interpolation Off lo/P Interpolation off la/P Interpolation Off Tc 0.038 hr(23 min) la/P Interpolation Off la/P Interpolation OR Tc. 0022 hr(13 me) Side Slope Ratio(V I) 3.00 Crest Length 5.00 ft Subarea Area CN Tc Subarea Area CN To Suboreo Area CN Tc Shallow Concentrated Flow Segment ID B Subarea Areo CN Tc Shallow Concentrated Flow Segment ID B Invert Devotion 553.00 ft Name (acre) min NameS20r^ SubareameArea CN Tc Name (are) (men) (min) (acre) (men) Flow Length,L 20000 ft Name (acre) (min) Name (acre) (min) Flow Length,L. 17000 ft Coefficient 3.33 DA-0 1 95 74 6 0 DA-0 1 95 74 6 0 DA-0 1 95 74 6 0 Watercourse Slope,s 1 11 5 DA-N 1 69 66 6 00 Watercourse Slope,s. 0 59 0 Number of Openings. 1 DA-N 169 66 600 t8 Headwater Elevation 55400 ft Average Velocity,V 214 hr(1 Average Velocity,V 00 ft/s Computed Results Computed Results Computed Results. Tc 0.026 hr 6 men Computed Results. Discharge- 21 92 cfs ) Computed Results Tc 0041 hr(25 min) Peak Discharge(Op) 416 cfs Peak Discharge(Qp) 8.62 cfs Peak Discharge(Op) 1760 cfs Peak Discharge(Op) 21 cfs 9 (Op) Velocity 411 ft/s Time to Peak 1210 Ors lime to Peak 1210 hrs Time to Peak 1210 hrs Time to Peak 1210 hrs Peak Discharge54 cfs Channel Flow Segment ID C Time to Peak 1210 hrs Channel Flow Segment ID C Runoff Volume 014 acre-ft Runoff Volume 028 acre-ft Runoff Volume 058 acre-ft Channel Slope,s 1110 R Runoff Volume 007 acre-ft Runoff Volume 018 acre-ft Channel Slope,s. 2.33 R ©EMERGENCY SPILLWAY DESIGN Mannng's Roughness Coeff (n) 0050 Manning's Roughness Coeff (n) 0050 .�iYGYi7 SCALE NTS Velocity,V 1396 ft/s Velocity,V 722 ft/s Flow Length,L 35000 ft Flow Length,L 3000 ft Tc 0007 hr(04 min) Tc 0012 hr(07 min) Emergency Total Stage Orifice Riser Spillway cfs Total Tc 0071 hr(43 min) Total Tc 0.074 hr(45 min) ea feet ors cfs cfs cfs F ea Drainage Area E A Soils B Soils CSoils D Sills Total Area(acres): 1 05 , a 549.5 O.OD O.OD 0.03 0.00 0 eq Forest/Open Space--undisturbed,protected Area(acres) 0.00 0.34 0.00 0.00 Runoff Reduction 550.00 0.47 0.00 0.00 0.47 55100 LOS 0.00 0.00 1.06 forest/open space or reforested land CM 30 55 70 77 Volume(ft'): 0 552.00 L42 0.00 0.00 L42 Managed Turf-disturbed,graded for yards our other Area(acres) 0.00 0.70 0.00 0.00 553.00 1.70 14.42 0.00 16.12 m turf to be mowed/managed CN 39 61 74 80 554.00 1.95 17 26 21.92 4L13 '' Impervious corer Area(acres) 0.00 0.01 0.00 0.00 0 w CM 98 98 98 98 IROSTAGE-DISCHARGE REPORT f a a o CNIDAQ SCALE NTS r8j U I 59 I o 2 YR STORM EVENT HYDROGRAPH JO YR STORM EVENT HYDROGRAPH TIME OF CONCENTRATOR WORKSHEET Sheet Sheet Flow Segment ID A NOTES: Red must be installed at the tine of 0 Input Data Input Data Manning's Roughness Coeff (n) 0.041 installation of the Concrete Riser Structure. Rainfall Distribution Type Type II Rainfall Distribution Type Type II Flow Length,L(total L<=100 ft) 10000 ft Rainfall Depth 360 in Rainfall Depth 5.54 in Two-yr 24-hr Rainfall,P 3.60 in 554.50- • ---, Base Flow 0000 cfs Bose Flow 0.000 cfs Land Slope,s. 750 S Tap of Da la/P Interpolation Off la/P Interpolation Off Tc 0206 hr(123 me) Embankment Day=554.00 Trash rack manufactured Elev=55400 0' _ Shallow Concentrated FlowSegment ID B _ Emergency Spillway Subarea Area CN Tc Subarea Area CN Tc5150 - . - __-_-- Pond Dec=54300 Nome (acre) (min) None (acre) Flow Length,L 7500 ft100-T3 W.S.E.=552.54 V - Embankment z (inn) Watercourse Slope,s: 1930 0 10-YR WSE =55716 t7 )I�1M1 i■■I(111(1 Width=5' F� rn DA-P 105 59 130 DA-P 105 74 60 F-I 'e1 Average Velocity, 6.59 ft/s Crest Dec=552.00 I II II I Mill I11111 Q [roc Computed Results Computed Results. Tc 0.003 hr(02 min) 3 3 .44 (0 Peak Discharge(Op) 0.64 cfs Peak Discharge(Op) 1 77 cfs 5525a---- - ,1 0 Time to Peak. 12.20 hrs Tarte to Peak 1210 hrs Channel Flow Segment ID.C 1 Runoff Volume 003 acre-ft Runoff Volume 0.08 acre-ft Channel Slope,s. 490 0 . a C/1 e-)Cl) Manning s Roughness Coeff (n) 0.065 = + W 0 zVelocity,V 772 ft/s - 4 Diameter C/) Z '� Flow Length L 225.00 ft w 55i.50 -- Concrete Riser 'a i--1 e-y To. 0.008 hr(0.5 min) in P'..i F-' Total To 0217 hr(13.0 min) 2-YR WSE=551.04 V g'hg• O O XI E DISCHARGE POINT 1.DA-O ROUTED HYDROGPRAPHS 5so.w -• And-Seep Impervious e V 0 S End 548.0 Inv=548.00 E-i W ' C-)2 YR STORM EVENT HYDROGRAPH. 10 YR STORM EVENT HYDROGRAPH )00 YR STORM EVENT HYDROGRAPH, Z i-4 1-4 Results: Results: Results: 10' W '"" U Inflow Peak Flow 416 cfs Inflow Peak Flow 8.62 oh Inflow Peak Flow 1760 cfs 549.50� 6'Diameter Orifice rue Q= Inflow Peak Time 1210 hr Inflow Peak Time: 1210 hr Inflow Peak Time. 1210 hr am 0.10 0.10 n10 w/trash rack J Q L Routed Peak Flow. 1 07 cfs Routed Peak Flow. 4.33 cfs Routed Peak Flow 1448 cfs Accumulative Storage(Acre-Ft) INV=54950IF Z a Routed Peak Time. 12.29 hr Routed Peak Time 1223 hr Routed Peak Time: 1215 hr 35.01'-18'HPDE at 4.28% Maximum Pond Storage 00684 ac-ft Maximum Pond Storage: 01466 a-ft Maximum Pond Storage 01867 ac-ft sl Inv Out=549.50 e- OM Elev(Ft) Area(SF) Storage(CF) w (� Maximum Pond Devotion 551 04 ft Maximum Pond Elevation 55216 ft Maximum Pond Demotion 55254 ft 549 50 0 0 - a 550 00 1909 95 5 •:;7 111,lir 4 Mn n co DISCHARGE POINT 1.DA-O ROUTED&DA-P COMBINED HYDROGPRAPHS 552 00 3623 5628 5 • - • "' al SHEET NO 2 YR STORM EVENT HYDROGRAPH JD YR STORM EVENT HYDROGRAPH 554 00 5620 14872 5 I•• ••5'D'a -( r Results: Results. STAGE-STORAGE CURVE STORM WATER MANAGEMENT BASIN SWM-1 v-4 2 3 Rated Peak Flow 1 68 cfs Routed Peak Flow. 597 cfs ill? SCALE NTS SCALE N75 Routed Peak Time 1220 hr Routed Peak Time 12.22 hrSHEET 9 of 14 i/f7 `r / /' ,-_____/ I a o^ a� 11 �,� /..‹ / �.�` �'-/ i1-. / QC,\NIA y� ■ gatiHad °d 1ada1 V AVv �/l� f � '< a 1 it iI I - /y,;: Exist SW1A Basin /'t 6.4,a 58w °t,,,J,Py�a"6ai'' \ \\ \\• \ ��� „� `\ f • ;Y� j 04,"y I I "� . __ / •/ rl / N z ), ,,,, z z, ,// / ( 1., ', :2 ((:x3 R I 1 r / r \ / ' / i z o 0 1 4. xI W r.,w,: " - t--- �1 �� f - �1 r-.i""ti`�` cza 6 4 -- wlxxxes 4_ • I ,:4 / I DA-A x x\x x x x • 1 u z \\ I h-J 3 00 Acres x x z x tiL _ •___ - )' / • r lc xx x e9° t f r I �z I " rxx.a.,�.a —'—i ---J x x x x x - --- i % o I 'mow Pena) �'�u �' ww�r x x x -� rrsati.. Discharge �� �� �"`�, /. DA-B /;�� a 1� 1 E_- = ��e/ lwr ir..o I x x x x x ■ x x x S. \ '----- - - Point 2 >\ 1 1 69 Acres / a�" __� C x x x x xlx x x'�-x ' x - I t �z e � '4 S-lit i..x OPsch tr9e... �Y/ �J// 0,� w D x -r, � x xrxxxx x tlj • 4.• i , i / i—i �J>� I _ x x x , .. re.x+m -.Imaggimitimx x x ,2\'S x x :� TC=60 min ;\ / N � `"p +��� '.r,y onnd Flo, x\x x x 'y x -.. '' '1,,,,- , ; ,� ' / °* r4 •Sheet Flow ___ ,- - -- 0 1p 8 .. y' /� e - J/ 1-+--I �-+C Q 100'O 0 Sx - \ "r° 3'I20 4 mm 7--�`'`"----.,c'`! �_ z // .h� I�\ b / z. x,, x w, 2 3 mm w�-r-r-'�^.�"'c' x x x x x x xr-�«, % ++ 1/ a ,c l d -- ,__ - v`- o- .. .. .. t. • ` / //'''may t .....- 'T-, 1 \ Shallow Concentrated Flow �, /- -\ \ _,_ 1 \ \ W \\0 200'0 40% ''-t om \ i �1-. '-�.,-n �..�\ �\ - c-J.v�,ym 11 min �\-" -_ / ��\�,\ '.yam- A' l `,, �� s iii , '(h �' ,Z � \ IR DISCHARGE POINT 1.PRE-DEVELOPMENT DRAINAGE AREA so' 0 50' 100' 150' ssezisDISCHARGE POINT 2•PRE-DEVELOPMENT DRAINAGE AREA so' 0 50' 100' 150' SCALE. 1"=50' SCALE 1"-50' SCALE 1"=50' SCALE 1"=50' /// ) ''7,_/'),‘__/,/ / 1 t v ` \ , .,/a \ y \ • 1 I}iI 1 Flow',.... \')1c • 4+s I�� t • 1 1 , \\ \ .1 1 . / \ \ / �' f ,--,----_—":1**,,, \ 1 I 1 Sheet .% i et �sa�h \ \ \\' -- \. \ A!.- w ------__�J I './ --, - 13 Shall Flow - ✓ - - . � / - ,r"y^- _ ;-� 9 min �, i� ow Concentrated - /I \\ i \i l l \\\ /�/y \ N 1 „ / \ J / 2 /._(' 7, 1 %n rr r �,, .. r • /� �� DA-P 1 / 1 _ 1 / l \ // / % ' -�- z z 1 i s :: oT 1 �ti\ _L_ I / a m y 1 �-� �o. f o ++�7T [] 1 o w 1 \ 1 / / z.-- § : IL_�l, / t r fi �� Q r. Y Y - .:xS Si: i z a��,� _... _ ` '' \ 1 / / err r + . / 1 95 Acres l 1 r-- —� �i- -,----=1 ar_a�■�.+__' Discharge— � �"4- �,`_,- DA-N lz/ �� / Z Q, v A , _ =- K \ i Point 2 -�_ \ 1 69 Acres ��/ / . _ D 0 - , i r;. f 1 / Cn a -ry � �� - rr • '% Tc 1�i CI) . sue .."^r"'/ - 0 min Z Sheet Flow Shallow oncentrated Flow _ _ _ r 6 tIOP 100'0 0 5% 200'0 1 1z 1� ,./�/I _\__- 1 / / ASS' , \ b / �+ Q'. 2.3;min 16 mm `,! `annel Flow '�k� N+� r \ fX/ ,0` E �] d 41 m o _ �_,.ram_ `` v /A �� / \ /- W ` �— / - , am /- ,, `r' _'\--..may, - -'�1....� / // / Z › y� A Sri _ - - \\ �1-- �'k-�h"'Z,. .....� `\ A \ H FW-�II F \ �'- '1'-,-+ . ,-,y-�1 S /fir^�-., \. _ f�/ \ \'_ `-+______ \ \ ,. ' `\``` l.' 1 1= `- SHEEP NO e DISCHARGE POINT 1 POST-DEVELOPMENT DRAINAGE AREAS so' 0 50' 100' 150 laiso' 0 so' 100' 1so' •w.■ �—� DISCHARGE POINT 2 POST-DEVELOPMENT DRAINAGE AREA •• m SCALE 1"=50' SCALE 1"=50' SCALE.1"=50' SCALE 1"-so• SHEET 10 of 14 Section 6. Pollution Prevention Plan. reference County Code 17-404 and State Regulation 9VAC25-880-70 part I1 section A.4) A. Plan showing pollution activities and prevention practices. B. Sources of Pollutants, locations, and prevention practices Pollutant,or Pollutant Prevention Practices, Generating Activity Location on site Control Measures Portable Toilet(PT) Near construction entrance Portable toilets Vehicle Washdown Area(VWA) Near Construction Entrance Below Grade Spill Containment Vehicle Fueling Station(VFS) Near Construction Entrance Below Grade Spill Containment Waste Disposal Area(WDA) Near Construction Entrance dumpster C. Sources of Pollutants continued. Common activities and minimum control and prevention practices Pollutant,or Pollutant Location on site Prevention Practices, Generating Activity Control Measures Follow Erosion and Sediment Control Clearing,grading,excavating,and un- Land disturbance area Plan Dispose of clearing debris at stabilized areas acceptable disposal sites Seed and mulch, or sod within 7 days of land clearing Cover storm drain inlets and use drip pans Paving operations Roads and driveways and absorbent/oil dry for all paving machines to limit leaks and spills Direct concrete wash water into a leak- Concrete washout and Current location and detail shown on proof container or leak-proof settling basin cement waste plan that is designed so that no overflows can occur Water shall be filtered,settled or similarly Dewatering operations Dewatering sites shown on plan treated prior to discharge as shown on plan Designated areas for material delivery and Material delivery and storage Designated area shown on plan storage Placed near construction entrances,away from waterways and drainage paths Issued— 10/2014 Stormwater Pollution Prevention Plan (SWPPP) Albemarle County Pollutant,or Pollutant Location on site Prevention Practices, Generating Activity Control Measures Waste collection area will not receive a substantial amount of runoff from upland Current designated container areas on areas and does not drain directly to a Solid waste disposal plan waterway Containers have lids covered before periods of rain,or are in a covered area. Scheduled collection to prevent overfilling MATERIALS NOT TO BE BURIED ON-SITE Convenient and well-maintained portable sanitary facilities will be provided,and Sanitary waste Current locations shown on plan located away from waterways or inlets. Such facilities shall be regularly maintained. Apply fertilizers in accordance with Landscaping operations Landscape areas shown on plan manufacturer's recommendations and not during rainfall events To be treated in a sediment basin or better Wash Waters Wash areas shown on plan control as specified on plan Minimize the discharge of pollutants from equipment and vehicle washing Vehicle and equipment washing Designated areas and details shown on Provide containment and filtering for all plan wash waters per the plan Provide double walled tanks,a lined Fueling Fueling station containment area,drip pans,and spill prevention and cleanup materials linimization of exposure to precipitation and stormwater. Minimize the exposure of building materials,building products, construction wastes,trash, landscape materials, fertilizers, pesticides,herbicides,detergents, sanitary waste,and other materials present on the site to precipitation and to stormwater (Identify all non-stormwater discharges to occur on your site. Keep this plan up-to-date with ongoing site changes and inspections. See CGP, 9VAC25-880-70 section E for examples of non-stormwater discharges.) D. Non-stormwater discharges Pollutants or Pollutant Location on Site Discharge Constituents Vehicle washdown water Sediment Near Construction Entrance Issued— 10/2014 Stormwater Pollution Prevention Plan(SWPPP) Albemarle County Discharge Pollutants or Pollutant Location on Site Constituents E. Persons responsible for pollution prevention practices F. Response and reporting practices Minimize discharges from spills and leaks. Minimize the discharge of pollutants from spills and leaks and implement chemical spill and leak prevention and response procedures as follows. Respond to all spills, leaks and discharges as follows; The spill, leak or discharge shall be stopped as quickly as possible. The Spill Containment Kit(SCK)shall be used to minimize and clean-up spills, leaks,or discharges of hazardous materials. Report all spills, leaks and discharges as follows, Within 24 hours of a spill, leak,or discharge the operator shall notify DEQ and VSMP authority by telephone. The notification shall rovide all available details on the incident. Virginia Department of Environmental Quality.... .(804)786-3998 or(800)468-8892 Albemarle County (434)296-5832 Within five(5)days of the incident the operator shall submit a written report of the incident to DEQ and the VSMP Authority and include the following: 1. A description of the noncompliance and its cause, 2 The period of noncompliance, including exact dates and time,and if the noncompliance has not been corrected,the anticipated time it is expected to continue; 3. Steps taken or planned to reduce,eliminate,and prevent reoccurrence of the noncompliance G. Pollution Prevention Awareness Weekly site meetings will be held for all personnel working on the site. Personnel will be instructed on the operation of the pollution prevention measures located on the site. The personnel will also be trained on actions to be taken in the event of a spill, leak,or discharge occurs. Issued— 10/2014 Stormwater Pollution Prevention Plan (SWPPP) Albemarle County Nr [1_,r) 1 �\ 7 I 1 �� it r i ,.: ti ivz( �-� r z T �' _ I e t O 1 r , \� ii - :�ds',44�.a� yT'l-{-� ' lr I —may— '' .-..n�aAr.�--+-. r / r' r, a I --9- /' 11 I II 1, II 1 I 4 ( ) 11 rl I i 1 i1 I 11' ) I L_ 1 H ))) 1 1L?1 S I 1 / 1 I 1 I . I / 1/ ! I I hr`1 1 I ' -i 1 1 i 1 \1 L_ I 1 1I I 1 p L__ t ��-- rr ......... --=„,___,,,_ -,-- ,i . ,,, --- r - - . 11 ; rI dm: r 1 b_. ,R , r '' ) Z ', 1, - ---- — ---- i / 1 : 11_ �, } I - L '. iit; .M lia ------,..",-----•:::„ •P l , t i0(•• «7—;, Vs'4 l3 at 4 ,l- i ( ' ill i I r1 1 1101, ‘,., „i„,,, 1. !.r "1d 11/ � , •�; {fit �; '' t.�' If iFir ,, t. 3,.ri zY. 11 ,� I j1 :liri:S.1 ;e� y:st✓r+„A, 01 .! k-,� /` •��`,r„,,.--;,,, - .,/.`., 1 rj \ I .I L i. �. 'i07(4: ,r r r i F r II 1 � o g 1 a.vet I )n r 0 o I il'/ ! riM~, II 6DyD b cc) 1 \ tTi rt a za8 I gn8b. oA� Z , PROJECT TITLE NO DESCRIPTION DATE JOB NO ���NLTH pp`/ AMENDMENT TO VSMP PLANS I COUNTY COMMENTS 12/27/18 MERIDIAN DATE 03/27/2018 9c Z FOR PLANNING GROUP, LLC SCALE AS SHOWN o EARLYSVILLE BUSINESS PARK ENGINEERING•SURVEYING*PLANNING nN1INro 30542x > 440 PREMIER CIRCLE, SUITE 200 DRAWN BY ACC Lc.No w _ SHEET TITLE CHARLOTTESVILLE, VA 22901 DESIGNED BY TRH Q' O �f4, POLLUTION PREVENTION PLAN PWWWMERIDIANIIBECOM CHECKED BY FSS/ANAL EN° Section 7. Discharges to impaired waters, surface waters within an applicable TMDL wasteload allocation, and exceptional waters. (Provide detailed measures for any applicable TMDL) Issued— 10/2014 Stormwater Pollution Prevention Plan (SWPPP) Albemarle County Section 8. Qualified personnel 'he following personnel are responsible for inspections; Not Available at this time. Will be provided prior to Pre-Construction conference. Issued— 10/2014 Stormwater Pollution Prevention Plan (SWPPP) Albemarle County Section 9. Signed Certification CERTIFICATION "I certify under penalty of law that this document and all attachments were prepared under my direction or supervision in accordance with a system designed to assure that qualified personnel properly gather and evaluate the information submitted. Based on my inquiry of the person or persons who manage the system, or those persons directly responsible for gathering the information, the information submitted is, to the best of my knowledge and belief, true, accurate, and complete I am aware that there are significant penalties for submitting false information, including the possibility of fine and imprisonment for knowing violations " Owner/Operator Name Company: Title Signature: Date Issued — 10/2014 Stormwater Pollution Prevention Plan (SWPPP) Albemarle County Section 10. Delegation of authority. kProvide the persons or positions with authority to sign inspection reports or to modify the stormwater pollution prevention plan. A formal, signed delegation of authority is needed.) Delegation of Authority (name), hereby designate the person or specifically described position below to be a duly authorized representative for the purpose of overseeing compliance with environmental requirements, including the Construction General Permit, at the construction site. The designee is authorized to sign any reports, stormwater pollution prevention plans and all other documents required by the permit. (name of person or position) (company) (address) (city, state, zip) (phone) By signing this authorization, I confirm that I meet the requirements to make such a designation as set forth in the Construction General Permit (CGP), and that the designee above meets the definition of a "duly authorized representative". )perator Name Company: Title: Signature Date Issued— 10/2014 Stormwater Pollution Prevention Plan (SWPPP) Albemarle County Section 11. General permit copy kProvide a copy of the construction general permit, 9VAC25-880) Issued— 10/2014 Stormwater Pollution Prevention Plan (SWPPP) Albemarle County Section 12. Inspection logs kProvide templates for your inspections. Requirements are listed in 9VAC25-880-70, Part II, section B and F.) Issued— 10/2014 Stormwater Pollution Prevention Plan (SWPPP) Albemarle County Stormwater Pollution Prevention Plan (SWPPP) EARLYSVILLE BUSINESS PARK Appendix H -Sample Grading and Stabilization Activities Log Date Description of Grading Activity Description of Stabilization Measure Date Grading Date When Grading and Location Activity Ceased Stabilization Activity (Indicate Measures Initiated Temporary or Initiated Permanent) EPA SWPPP Template, Version 1.0