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HomeMy WebLinkAboutWPO201600071 Plan - VSMP 2023-02-06N Z g a (49 z w w z z w J U W z X a w �lJ 2 H LL 0 J J Q W F- 0 z 1\ GENERAL NOTES: AMENDMENT#4 BELVEDERE PHASE IS VSMP (WP0201600071) R•.Vww rRASE m PROJECT LOCATION RIO MAGISTERIAL DISTRICT I DUNLORA DEVELOPER: NEW BELVEDERE, INC f SUBD[VISI fi10 WEST RIO ROAD -! CHARLOTTESVILLE, VA 22901 SCALE: 1" = 1000' OWNER: TMP966,PG3700-00100 TMP96,PG3-00-16000 ALBEMARLE COUNTY, VIRGINIA VICINITY MAP DB 4966, PG 372 DB 4966, PG 361 BELVEDERE LAND HOLDING LLC NEW BELVEDERE INC 610 WEST RIO ROAD 610 WEST RIO ROAD CHARLOTTESVILLE, VA 22901 CHARLOTTESVILLE, VA 22901 TMP 06200-00-00-002AI DB 4966, PG 372 # NEW BELVEDERE INC f :: ;:; ;. ZONING LINE (TYP.) v 610 WEST RIO ROAD %3'.3^=XIaa''..s:; 13 CHARLOTTESVILLE, VA 22901 I `;::;; .,;. BLOCK LINE (TYP.) r PARCEIA .o}! '� .. FUTURE PHASE IVA- . ENGINEER: COLLINS ENGINEERING CORNELIUSALLEY 200 GARRETT STREET, SUITE K 4 1®L43fEf ffi .: RR14 CHARLOTTESVILLE, VA 22902 CONTACT: SCOTT COLLINS, PE $34.293.3719 mt y I .n a>u ,ofa s cnr;m or s I. I i. .0rea u, il; PARCELS ':;;.f,:.•. TAX PARCEL #: 06100 00 00 i6D00 062A3 00-00 00100 & 06200-D0 00-002A1 - -w i II" - VSMP AMENDMENT #4 NARRATIVE :> TOTAL ACREAGE, 06100-00-00-16000 PORTION : 4.76 AC. -� 062A3-00-00-00100(PORT[ON}: 2.29AC. __ _____---_ THE PURPOSE OF THIS AMENDMENT IS TO SHOW THAT THE PRIVATE STORM PIPES FOR LOTS 06200-00.00-002A1 (PORTION: 1.00 AC. r # '-` 3. THE REAR TOTAL: 8.05 AC. -- -- I _ .: f * - _---------- OF THE 4 ARE NO LONGER DRAINING THE FIRE THE D DRY BASIN AS SHOWN ON SHEET SHEET OF THIS VSMP _ OF THESE LOTS NOW DRAIN TO THE FIRE ROAD DRY POND ` AMENDMENT WP02020-00034 . PER CONVERSATION WITH COUNTY ENGINEER 6 ZONING: NMD PER ZMA# 2004-07 W/ BELVEDERE COD APPROVAL ON JANUARY 5, 2010 (ACCOMPANIED BYALL _____ _______ _----- LBS/YR OF NUTRIENT CREDITS WILL BE USED TO OFFSET THE PHOSPHOROUS REMOVAL THAT WOULD APPROVED VARIATION REQUESTS, WITH THE LAST VARIATION APPROVAL VARIATION #55, DATED HAVE BEEN GENERATED FROM THE DRAINAGE GOING TO THE RETENTION POND. 11-o7-zola). dam`' t A✓ I .f�, I' �I PROPERTY LINE (TYP.) , ic.r .� NOTE: THIS FINAL ROAD PLAN INCLUDES PORTIONS OF BLOCKS 4 AND 7 FROM THE :' I 1 ' 1: 1'I, PARaLC - I a hnPoreuoo i� PuservA FUTURE BELVEDERE90ULEVARD APPROVED REZONING PLAN. ANY REMAINING PORTIONS SHALL BE PLATTED WITH PHASE IIC. i' _ I' I ..%:; e_: luLR.srau ti; n ,nletiH i ! :4 __ _f1 - ... PROPOSED USE: 32 SINGLE FAMILY DETACHED LOTS AND CARRIAGE UNITS DEVELOPMENT DENSITY: PER APPROVED REZONING CODE OF DEVELOPMENT BLOCK REMAINING ALLOWABLE LOTS PROPOSED LOTS ALLOWABLE CARRIAGE UNITS 4 20 20 13-17 UNITS 7 7 7 0-12 UNITS 9 5 S 0 UNITS 32 LOTS 32 LOTS 13-29 UNITS PARKING: FOR BLOCKS 4 & 7 - PARKING ON LOTS AVAILABLE IN GARAGES AND DRIVEWAYS SHALL BE ACCESSED VIA ALLEYS. DRIVEWAYS FROM FARROW DRIVE SHALL BE PROVIDED FOR THE LOTS WITHIN BLOCK 9. ON -STREET PARKING IS AVAILABLE AS SHOWN ON THIS SHEET. SOURCE OF BOUNDARY SURVEY: ROUDABUSH, GALE &ASSOCIATES 2016 ACSM LAND TITLE SURVEY OF BELVEDERE STATION LAND TRUST LLC SOURCE OF TOPOGRAPHY: VIRGINIA RESOURCE MAPPING AERIAL SURVEY DATED JANUARY 2016 DATUM: ELEVATIONS BASED ON NAD'83. FLOODPLAIN INFORMATION: THIS PROPERTY IS LOCATED OUTSIDE OF THE FLOODPLAIN LIMITS AS SHOWN ON THE FLOOD INSURANCE RATE MAP, MAP NUMBER 51003CO279D, EFFECTIVE DATE FEBRUARY 4, 2005. STREAM BUFFERS: THERE ARE NO STREAM BUFFERS WITHIN THE LIMITS OF THE PROJECT AREA WATERSHED: SOUTH FORK RIVANNA RIVER WATERSHED. THIS PROPERTY IS NOT LOCATED IN A WATER SUPPLY PROTECTION AREA. EXISTING VEGETATION: CLEARED, SLOPING PARCEL WITH GRASS COVER STREET TREES: STREET TREES TO BE PROVIDED ALONG PUBLIC ROADS IN ACCORDANCE WITH THE CODE OF DEVELOPMENT AND COUNTY REQUIREMENTS. STREET TREES SHALL BE A MINIMUM OF 2-1/2 CALIPER. ACCESS: THIS DEVELOPMENT WILL ACCESS EXISTING PUBIC ROADS LOCATED TO THE WEST VIA PUBLIC ROADS AND PRIVATE ALLEYWAYS, INCLUDING BELVEDERE DRIVE AND FARROW DRIVE. CURB AND GUTTER AND STORM SEWER SYSTEMS WILL CONVEY DRAINAGE WITHIN THIS DEVELOPMENT. ALL PROPOSED ROADS SHALL BE PUBLIC. PHASING: THIS PROJECT SHALL BE CONSTRUCTED IN (2) PHASES BUILDING SITES: LOTS 197 TO 228 EACH CONTAIN A BUILDING SITE THAT COMPLIES WITH SECTION 4.2.1 OF THE ALBEMARLE COUNTY ZONING ORDINANCE. IN ADDITION, THE RESIDUE OF PARCELS TMP 62A3-1, 62-2AI, & 61-160 ALL CONTAIN A BUILDING SITE WHICH COMPLIES WITH THE ALBEMARLE COUNTY ZONING ORDINANCE AND BELVEDERE CODE OF DEVELOPMENT. CONSERVATION PLAN: A CONSERVATION PLAN SHALL BE REQUIRED WITH FINAL ROAD PLANS. CEMETERIES: NO BURIAL SITES WERE FOUND DURING FIELD SURVEY OF THE SITE. IMPERVIOUS AREAS: ROADS & ALLEYS: 3.06 AC. SIDEWALKS: 0.54 AC. LOT BUILDABLE AREA: 3.23 AC. TOTAL 6.83 AC, ACREAGES: LOTS: 4.51 AC. R/W: 2.99 AC. OPEN SPACE: 0.49 AC. NOTES: 1. A 6' MAINTENANCE EASEMENT SHALL BE REQUIRED ON ALL PROPERTIES ADJACENT TO PROPERTIES WITH SIDE YARD SETBACKS LESS THAN W-114. THESE EASEMENTS SHALL BE SHOWN ON THE FINAL SUBDIVISION PLAT, 2, THERE ARE MANAGED STEEP SLOPES ON THIS PORTION OF THE BELVEDERE PROPERTY, AS SHOWN ON THE PLANS. 3. TRASH SHALL BE ACCOMMODATED WITH INDIVIDUAL TRASH CONTAINERS FOR EACH LOT. GREEN SPACE/ OPEN SPACE PROPOSED: CONSERVATION AREA(AC) PRESERVATION AREA(AC) OPEN SPACE(AC) TOTAL GREEN SPACE (AC) BLOCK 4: 0 0 0.22 0,22 BLOCK 7: 0 0 0.00 0.00 BLOCK 9: 0 0.22 0.05 0.27 TOTAL 0.0 0.22 0.27 0.49 NOTE: ALL OPEN SPACE TO BE OWNED AND MAINTAINED BY THE BELVEDERE HOMEOWNERS ASSOCIATION. r--I EXISTING CULVERT CULVERT Q DROP INLET ,4 STRUCTURE NO. CURB CURB h GUTTER - PROPOSED PAVEV£NT ' EC-3A DITCH DEPTH OF EC-3A DITCH 200- s EC-2 DITCH 240.55 DEPTH CE £C-2 DITCH �- SHEET LAYOUT SCALE: 1" = 100' EARTH DITCH DRIVEWAY CULVERT BENCH MARK CLEARING LIMITS MOT STANDARD STOP SIGN EXISTING CONTOUR PROPOSED CONTOUR PROPOSED SPOT ELEVA7h7N T/B DENOTES TOP OF BOX 7BC DEN07ES TOPfBACK OF CURB APPROVED by the Albemarle County Community Development Department Date 02/07/2023 File WP0201600071 Amendment #4 Pr@peca Wme: YSM'RMlendi@eM A@Narrffi Me ��: 276/2IX23 mayu wSpetlRr@.Nnsu,c 2013 Draft Rds&specs Site Information Post -Development Protect (Treatment Volume and Loads) a sam a SmOs C Soh i @ Sob i '.. urr/ttirsreels+bl..r•.add a0tl pO.YYdSGSY.I,pq y.,Y r AfrY.YJ Y�v W TMYprp'-ipWyidiu 0:0 @ 30 rO.r YK..vd,g4i w.i'rrad owlaw" _ Runoff roefnde@H Ae.rib:faYW4.1F 43 ASa•, 95ab tsaes @SmYt am 0.03 ma rerllWpyneppE,Yf 3 0]6 hL.+na re�� 01'. 0.'<a 021 024 Aeu1AW e41R3 twY 4..af ]Se .�..tq•�: 0-95 0.9i 0.95 ¢9c. Wp�ittuu9 •yaaWa 041 SheetListTable �1'��"�•�fy�''i�.d it• r.�y..1t�:.�.•) fi rRAiii I • ' J NOTE: AFFIDAVIT OF PHOSPHOROUS OFFSET SALE =JAL DATED 2/3/23) RECEIVED BY ALBEMARLE; 2/3/2023. QSHEET NUMBERING KEY 4 INDICA,ES ORIGINAL PLAN SHEET N0. At VINDICATES AMENDMENT NO. NDICATES AMENDMENT I U �o U Z z�`� 0 (0 Y j o Q �w �¢wm o� you) c-,o� U �Q vU QZ Z� O01 4 o w (7 � ► w) O Z m aLU N � N Z Q z ^ > o F/5 a O _ Cn W z �U w/ o cn rn= obi U z O 1 u 0 w 0 O'z u z � � z r z z 0 w O O O U W 0 0 0 N \ \ N M (rl p zN M V DRAFTER: DEG DESIGNER: I DEG PRODUCTION: OP A A Tag A /20� o ZONAL r' Q z_ LS 0= w Mry� W � O � w W g�Tm J LL CL = W Q U E-+ W �' cr z UU Q CO o�No WWIx o LU Q U Q W U J > Q MW W Fr w I- U) C7 O DATE: 07-1-2022 SCALE: AS SHOWN FILE: WPO-2016-00071 RGA#: 8438 SHEET: A I *4 OF 3 HArMSON CONCRETE— Anan- voR rE,Y TI?ASqPACK 36" RCP MULT STAGE RISER. FOUR S 04" LOW -FLOW ORIFICE'S AT ELEV. t STEEL WEIR PLATE TO B 411,0', tf .306`kr0-FLOW FASTENED OVER THE 24" ORIEJCE5 AT ELL'✓.=4740' &RISER OUTLET OPENING, TOP ELEV.. AT'4T5.5' COVERING V-3/16" OF THE OUTLET OPENING. SEAL / OPENINGS AROUND THE J1/ PLATE WITH MORTAR TO CREATE A WATER -TIGHT TRASH RACKS SHALL t�--'"'' PLATE OVER THE OPENING, INSTALLED ON ALL INSTALL STEPS IN EX. RISER RIFICES IN ,ACCORDANCE STRUCTURE IF THE STEPS w/ THE APPROVED HAVE NOT PREVIOUSLY OETAKS, OR EQUIVALENT BEEN INSTALLED. ry r BOTTOM ELEV,=4p5.32 RISER 1WSLR SP a._;•LSY CRETT TOP OF DAM ELEfi-OA:= 416.25 ELEV!= 418.0 ----.._. �;;�^ tDT 75 �SLr L RI��`I _ 5+ WiDE WEiR Lin 70 OUTFALL CHANNEL W/------- --- 3- 1 SIDE SL OPES aT'tr w v Lay rw 0' AQUATIC BENCH SEE BELVEDERE PHASE 2A ROAD PLANS COEFF = a (SUB2012-0152 AND SUB2018-0106)FOR THE AQUATIC PLANTINGS IN THE POND 24" CL. /if RCP BARREL 33 WIN MUR PLATE, SEE DETAIL THIS SHEET / 700 LE = 50 1NV- --�/--,I !N= 404.Q4.50 �mru air= 404.07I' OUTLET PIPE _ In � _RT..E R-11 ' .11P 24" RCP ` 0,82E INV. EL.=404.50 -�- - (.NUT --To x-L`A.rT •• r;' 2 YEAR-- � WSE. WEIR PLATE DETAIL 414.34 N.TS, !it vEAR 416.34 r vN.,ON---� ANTI 104?iEX I`? bV_-ay.00 TR 1 IRAf.I„ r t --5' I'XIDE FOR'EBA Y FOP OF D,aM ELEV.= 41U ®r *. - v l I\ /t -�----- - - - - - - - - - -- I''_ hl.it. S.rr.= PONDING 1.00 DEPTH BarraM of F ' FOREBAY ELF_V. ,r 4 GRlFICE GOEF= 0.6 h �f fpw .,;AGF PIS,_.,. r r • r - =r - BARR:WIDE FOREBAY DAM & 6.0EWI E FOREBA'F DTM F r r •' � .E DEF - 411.as .�,D r rr,M F.' 3 iz L U' DOF 4O ( O SPi LWAY SHALL BE CONSTR CTE �w�� 5oxr'-r 1 lr'• I r O!dl; ES AT tLE/ t. 4.0 GABION BA5K.ET5 WITH VDOT # t:OAR�E RETEf! lVN C &AGGREGATE,GEOTEXTILEFILTERFABRIC BAS'1N TOP ELEV. AT 44.SOUNDERLAYMENT SHALL BE INSTALLED. 405. 00 4.00E WEIR CREST ELEV.= 409.00' �RIETE_NTIOtV �'I, I_N (NOT TO SCALE) TRACTOR SHALL PLUG ONE OF FOUR EXISTING MID -FLOW 0 6" OW L ICES INVERT ELEVATIONS (OF 00) AND INSTALL A STEEL WEIR 'E COVERING THE TOP V-3/16" C EXISTING 24" BARREL'S _Er -SEE DETAIL, THIS SHEET 10' WDE TOP OF DAM ELEV= 4t8-0 ,WEIR ELEV.= 416,25' L. I RIPRAPu -3 WLIN OUTFALL CHANNEL W/ 3:1 SIDE SLOPFS I U MAX. EMBANKMENT N I: =) 4' (418-404) R, T - 10' AQUATIC BENCH MIm 8' W(OE O TOR & i3' REEF' IMPERVIOUS CURE & CUTOFF TRENCH WITH R 1 li SIDE SLOPES SF E .-E DETAIL ON SHEET 11 OF THE FINAL SITE. PLANS FOR ADDIPONAL Approved WPO 201200096 Approved WPO 201600071 Post -Development Drainage Proposed Post -Development Proposed Post -Development Area 1A Drainage Area 1A Drainage Area 1A Area, ac. CN 'Area, ac. CN Area, ac. CN _ I mpervio us Areas 8.92 98 9AS 98 9.52 98 Impervious Grass (Factor ofSafety) 0.76 98 0.50 98 0.17 98 Grass/Lawns 8.76 61 9,26 61 9.59 61 Total = 1&44 80.4 18.94 79.9 19.28 79.6 * Values based on Approved WPO 201200096, sheet 5 Approved WPO, 201200096 Approved WPO 201600071 Proposed Post -Development Post- DevelopmentDrainage ProposedPost- Development Drainage Area IA 2 year flow, cis 1 3.92 3.75 3.82 10 year flow, cfs 1 22.79 22.68 22.58 1' of Freeboard in 100yr. Storm I YES YES YES TO OFFSETTHE MINOR INCREASE IN RUNOFF BEING SENT TO THE APPROVED RETENTION BASIN, THE CONTRACTOR SHALL SEAL ONE OFTHE FOUR 016" MID -FLOW ORIFICES WATERTIGHT, ARMOR THE EMERGENCY SPILLWAY WITH VDOT CL. I RIPRAP AND INSTALLA STEEL WEIR PLATE ON THE BARREL'S OUTLET. SEE' PROPOSED MODIFICATIONS TO THE RETENTION BASIN' DETAIL ON THIS 5 ET. STORMWATER MANAGEMENT NARRATIVE: OVERVIEW: THE PROPOSED BELVEDERE PHASE IIB AND THE FUTURE LOTS SOUTH OF FOWLER STREET WERE ENVISIONED E DESIGN & APPROVAL OF BELVEDERE PHASE IIA WPO 2012oo0 6 . THE PHASE 11 DURING THE AAPPROVED TYPE III ( 9) RETENTION BASIN IS DESIGNED TO PROVIDE WATER QUALITY AND QUANTITY TREATMENT FOR ALL OF PHASE IIB AND THE FUTURE LOTS (PROPOSED UNDER A SEPARATE PLAN). WATER QUALITY/ QUANTITY SUMMARY: THE FACILITY WAS DESIGNED & APPROVED FOR ALL OF PHASE IIB's ROAD/ALLEY NETWORK AND THE FUTURE F FOWLER STREET UNDER SEPARATE REVIEW). THE PROPOSED PHASE IIB ROAD LOTS SOUTH O ( ) AD NETWORK IS RELATIVELYTHE SAME WITH ONLY MINOR SHIFTS. THE FACILITY WAS ALSO DESIGNED FOR 4o FUTURE LOTS. INCLUDES 2 LOTS AND THE FUTURE LOTS SOUTH OF FOWLER STREET NOW TO PHASE IIB IN TAL 22 LOTS. THE S RESULT IS A SLIGHT OVERAGE IN LOT IMPERVIOUS AREA FOR 7 FUTURE ATTACHED TOWNHOUSE UNITS, ROUGHLY EQUIVALENT TO i2r200 sf. HOWEVER THE FACILITY WAS OVER -DESIGNED BECAUSE THE APPROVED IMPERVIOUS COVER COMPUTATION ACCOUNTED FOR 33,162 sf OF'IMPERVIOUS' GRASS. THE GRASS'IMPERVIOUS' COVER IS A SAFETY FACTOR THAT IS NOT INDUSTRY STANDARD OR REQUIRED. A5 A RESULT, THE PROPOSED PHASE IIB & FUTURE 22 LOTS WITHIN THE APPROVED FACILITY's WATERSHED REMAINS BELOW THE APPROVED IMPERVIOUS AREA REQUIREMENT AND IS STILL COMPLIANT. I LA I 14,70o s 21,g i s (33,1 2 11,200) I VIOUS AREA IT T CRF[�(1 N T T W T F F W R THEREFORE NO FURTHER DESIGN REQUIREMENTS ARE NEEDED FOR THIS SUBAREA'S WATER QUALITY AND QUANTITY ANALYSIS. THE END RESULT IS THIS DEVELOPMENT, AND THE FUTURE DEVELOPMENT OF 22 LOTS SOUTH OF FOWLER STREET, 10 REMAIN IN COMPLIANCE WITH THE APPROVED SWM DESIGN. `) ,r r >... . - _ a „�..-.- .-.. „� -.. �• •" y ram-" -•- "'- --- ..' `o ^,." '�"'^,. � `., .._ _ PRE -DEVELOPMENT r - -- - SCENARIO: a F' / r' ,,+' r d,. ,•' _' I !/ ,� -- --- - '-^ O \, ' `` v SCALE i'-oD a. -494 APPROXIMATE LlM1fS OF � �✓ It ' ," !„�„ _TEMP. SEDIMENT BASIN ''•,\'•- j" 'T.-�- .+-�- �•�� / .- #�P,'s ASBUILTSUBA�� +� + i I w, c „ _ . 'E, Ir r- 3 T�1''.'Y'¢gti J r ) ■ ' S ;, k Y- ,C- 1. \ -_ - - _ J `/ l�lJf/ r / - _ T, °e:. r DA.#iP. 1 / XIMA ..� -'-(CURRENT WATERSHED) -i, ,iI r l+t /TEMP;-$30ILTSu0AR M0."'� ,r.• - = -- J r,,,.• i 7f >•' .�"'`.'.ASBUILTsIjBAR A _ y( t �" �\ rw'"*-.: I r _ / +' j , -.,+• //! '''3• , A j \ \\ \. +1�\ /� _J _ ry..'✓ w J I 7.J° � •''1 s ��1- lr-s�L-- '. _ -- - ..- r ,4•',-' "- - a^' r; `l ll _ t"' t t r' ', _,.. 468� �=-.478 it iL : __•.-.- �_.t f .�:._ � . ; '......�,. .�...«�,fs. �' ....L,....:_,..,q. 'i:,. �__--_-. f :.':. : _ � PO ,_ ',,.. _ j - -- �,. _ __ -_ _. \ ti.. _ ._ \„ i ' ^ _-^ __ _.'_ _' „•.. 'r' / / �.. ".. .-. _- - . „' 49e Lclsa - %I: �11 -_ 484'....._ ..., ^"- ,✓ i r' i Lana=h=r---\ -A9C * �tld k. -f'-/ '==�s- ti'AiS r lr� ' - £ {I .�' r'�v - "'r d` ,'P ur„" ,1'��'1 i _, P^ ���, �' i. er':�. ' __ `_ JY�` 56-7k2 _. Ir ✓ % I � f '/Y:.: O ✓ -�'I ; - r L � 1r:.." qp ff� \ �.,��' 1 f - Cur,_ ri- � :. it 1 -,orate . A� t♦ -�� 1 _ �-� �. it" . \ ♦ _ .-_ _ _-_ _ �� � � !� � / r � / ;,1 &P \ rr� r / .q :! ..... w.rr'-484 r Q82' ., @m-it/ �" \ I, .}_,:_ ,i r' , _. _ - „ _ _.'A.__.__ ,,i' / / r l' f 1 ' /\AI t1.F -�- r �.. £a,:� ✓ .: ��� �'� _-'-�t � �����♦� k,_'� �'�' - � �'� }� ,, . �`�� ,1 +rt��' � - -- ., t" -� - a �r::: � . '� ♦ � I r I I I � (, � .,` 4�. \ ,,,` l / WrxLsi- ,-• I'.-' ,i „ri- �. ,:;::,\ 'i' I �' 4j6 'f: /' \ }. , I yp •'✓ b a ,N + „ i I�y� / J / r�. r .�., \e \� « - i� `` ;4 i, / _,}Slcaa..�� ;'t. ��.�•""�J -\ _..L w `, ,,a'"- .,F , 1 l ,5)' /„C':. • _.,! Lor N� _ 1 __'r -"r La: • r,Y'.•fi l/r /f//.%1 :7J"''7%✓ . rr, i ✓ f `- �,. i ( \ , r `w A-;,-�\..` r` _ � /. .. \kv?. ':: \ l an - aV �' f -. '> fl../yi/! ..+r /.l s •� l i 1 i T'°v \ `d \ ,/ % '�'' � .::\\<,_- i 1���, �,_. _ore k' - - x- ..-_sue' _ _.n.._ �� . /, I � � \... • 1 .. r•- r- _ ,G /: .. ,';>, �. ..�-. •';. \ .. .... -. _. - Rl .. "-.; :. .-,.' •'' {�j' ,S ^;� \�' ,ate �L v 0 �0 `, FI ,/,/, fj, .1,, "�� l:> a '.: ..aa. .. .. - e ,O -.._ :: .:.. „ .,...:.{: 'd I r r � ._ . •�,+• I \ � ` Y%x.. '> \ /./,-/i %/ r!(,.!/ l li/ < , .,. ;? \ _. -.::.ter X.:':' ri, _ .-` - --. -.: -•,:* l ..:, - �/ l+//l, �1\' i.. �\ ,� `+. �{y�� _/ .,,r:!'rfi '/ a7FiysPMF:."- '�." T2 � ..... _ _�,._--_.._ _-` },'/•i i- _ .1 __ :;U. �"� ��fj% tIr a ve,l,, ,.fie /l•,�; - i `- - ..� I i. ,.:.. / �- ..-:fi• l 'j`{ EX Lo,a „SIT "'. ,/�/-- K'SEf)IMENT "w J �Njyp . • , .:.if->S#s'K' .r.. ; ;-.r. :,-_-- ._ •• �.- _ 472 _ - _ .. - ._o.. .. .' ..,. :_ .,- . � 1� �.. ♦ .-r.-..£ _-.•g. ...� �.._ _+.. x3 r (APPROVE)SWMFACI I. .._.. �//` - _,♦f✓ LCT a9_ ] _ _ I, .. ,h 'I, rT ��.��`" \,.,• rlsrl.�._ 1 _,":"'rM ':Mu::::.-.-^X :: li%.. i-_ ,- ::-�--"I�-"♦:i Wr{ge : ' ll�l _ � .' ,' ,_.. .. ry J , N * ) - 1 Y A i 46 , _ r r _yl Writ{ 1 , ,b I P ,a � a A. 1 ,. LU'i r6 LOr 'J4 Lor rl LOT 73 1� N \ 3 a F artrsrncc a AG 53 �r I LOTS, LqT xBa LaTa$3 1 IDTp_ LOT4 Iw- nnip LOT 6x LOT pq Lo 1 WETS 494 _ 7 I ^_ LI;"4 IDTLr !,f ?PTA POST -DEVELOPMENT SCENARIO: R SCALE i'-=io0' r 1 1 484-APPROVED SWM FACIL17Y'SFINAL SUBAREA WCLUDESlPHASESJU 68 THE t FUTURFLOTS SOUTH OF FOWLER STREET - L &THE FUTURE LOTSNORTH'OF FOWLER' } SHE ET.SEETHESWMNARRATIVE ONTHIS- '.SHEETFOR 'BIT IONALJNFORMATION CONTRACTOR SHALLI- l li A STEEL WEIR PLATE r COVERING THE TOP V-3/16" OF THE EXISTING 24• BARREL'S OUTLET \ 50' RIPRAP SPILLWAY W/ 3:1 SIDE SLOPES. l MAINTAIN RIPRAP CHANNEL TO OUTFALL i •, , r it 1 I 1 I , `•S I 1 i 1 1 I I I 1 } I 1 y FOREBA \\ _ I \ T r \a w T1 : i CONTRACTORS LLPLUG � h i I ONE OF:THE I I EXISTING B6" MID -FLOW I ' IXiIFICES (INVERT i - ELEVATIONS OF 414.00) 1 4 I SEE BELVEDERE PHASE 2A RO PLANS (SUB2012•B162 I I U02018-0106J FOR THE AQUATI ---------------- - - CONTMCTORSHALLENSURETHE, L EMERGENCY SPILLWAY IS CONSMU=ED TO: THE DIMENSIONS SPECIFIED ON THIS PLAN' - (50' BOTTOM WIDTH WITH 3:1 SIDE SLOPES _ 9 A CREST ELEV.=416.25'). CONTRACTOR SHALL ALSO ARMOR THE SPILLWAY WITH ' VDOT CL. I RIPRAP, WHILE MAINTAINING A' EXISTING RFTAINING WALLS AND CREST ELEV. OF 416.25'. SEE DETAIL, THIS FENCING ALONG THE WALLS PER a SHEET APPROVED WPO-2012-00096 AND APPROV 5v' 'HIS VSMP PLAN AMENDMENT #3 ACCOL OR THE NEWLY ADDED 10 TOWNHOUSE OTS WORTH nF Pr1Wi FR STREET -- *•- -I- t e FJt YA77L19= 47lf 245-254 WERE NOT CONSTRUCTED IN ACCORDANCE WITH THE APPROVED PLANS. THE BACKS OF a OTS UNDER 1 SAP THE TOWNHOUSES AND YARDS ARE NO LONGER DRAINING TO THE RETENTION BASIN AS SHOWN ON sEPAR EREVIEW i ' J 100'OF 484 eZ jy _ ... 1" 4 51 -1-; SHEET 3 OF VSMP AMENDMENT #3 OF BELVEDERE PHASE IIB (WP0201600071). \ DURINGTH -v48 ,+ too THE STORM ---' ._i ,i ' i, EWVT Lawns �,< 1 _ , �,. t... .,. �':a^'', *. OPSry'saAcs_aa , �. Lary , ,. -?<: , , � :tl � I (Lc:.ae ',':. CONSTRUCTION :�: .;. ., '" e 5u. r I i \ �- 'k � \ '+. .-'- t _ _ ___ _____ -_-�. _'_-'-:' �- r%'t � •. I -_ A: e _ �L f" In.ppi1 i^'C-Tse 1 '1T: 1.i ,� i 1 � i I yy . 'R"'' \ 2 i i 50' v - 4 1• y *, .' 1 � EMERGENCY VDO r CLASS i RIPRAP t. SPll1WAY SPILLWAY INTH FILTER FABRIC _ _ ELEV.= 416-25 r LOT.- .. a!u�w- �...�'� ,,T.�=„ ,:,- t«c'--;.;;.r,f .e�>; - TOP UNDERLAYMENT.• DEPTH=2a ,�,,,'; EMERGENCYSPILLWAY µ I General onstructlon notes for Stormwater N. ' � � ` _ _, _ -. � ,..., ..,,.' r �-.�r •_ r Management Plans -"` �� 4 l' - ✓!. r + : , 1. All dams and constructed fill to be within 95% - -472 �T« t AMFACILI of maximum drydensityand 2% of optimum SWM FACILITY :.. __ • ,•lr 1., , - moisture content. All fill material to be approved ioT uOT. - r 1.' li`11;j N N 1 LOTa b � ` � `,, ;, „ ,;,; r ;,, : ,. ,✓ , by a geotechnical engineer. A geotechnical ♦ / i +x I ` �' _I - '-, -- i I N F: Fr ` / 1 � 1Vi +� engineer is to be resent during construction of �46'4\'`J,�•,�,':''``'._ 9 P 9 r _ i dams. r - - .- "L'.tE (STING 9EDIMENT.BASIN WILL BE` , i L, _ _ H �y - s � - •� , t =., :. ...�r-," , , , 2- Pipe and riser joints are to be watertight within s�-�-r - _ ,,., ( ..,_ ✓ , < ;/CQNVERTEDTO"ATYPEpLRETEJJTIONBASIN.ONCE a_ P J 9 `��''"� + (, f I / r f ITS WATERSFIEDISSTAlJ1LtZED_SEETt-15 SHEEr.FOR' -° Stormwater management facilities. _ I i l j ETAIC-S. - „-__.-% \' 3. For temporary sediment traps Or basins which 'r. i , r r!� d - P, a are to be converted to permanent stormwater ,.%:'�':- t ,x:� .. .--'_ .c i:, .•{ /// 5.�, %r•; ! IJ I I :i' 1 I r / r"''r.- - r \ I -'/ { __ -� - = 1�l , •„ t 1 ; ? „' management facilities; conversion is not to take hlace until the site is stabilized, and permission from the County erosion as been obtained nt control inspector. A La U o M W � � N N U P Or^ z zap 0 vi ON O• Q Q LLi OU Q a LL 00 a w m " LL Z 2 a p pa 00�o U Of a Z v U a� � V 0> x o N UL W Z O ON N O M LL Lu ON V N W Q z > o ULj a J } rn iA> 2 p O az~ w/ 0 U O W w C� ON ON 2 ON U Z O a z U 0 w a p Z O � Z N V V Z Z w Z w Z w Z w - a 2222 CI0 o 0 0 0 � w w p Q a Z Z Z NO U O U O U W Q N N N N M p n 00 N N z c N M V DRAFTER: DEG DESIGNER: I DEG PRODUCTION: ii,.UT OP rf / Jimmy LTaggart U0. No. 4 22841 ♦� -Ors112/13/20236ti s�� BZONAL Q Z_ C7 w m Q O - 0 �i LL ZU �_J Q L` LU d =J U Q E- w Z W Q z W O _ En C, rr N ° Ix (0� o 11ZW aW a� d U) C J Q _J > W a m � w F U) C7 Q O DATE: 06-30-2022 SCALE: AS SHOWN FILE: WPO-2016-00071 RGA#: 8438/l� SHEET: l i�J 84 OF 3