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HomeMy WebLinkAboutWPO201900042 Calculations 2020-10-07.S M MMc��MENT # SW(� vC'PaTs�C� (� r+l�a� was A a,oBrc. �NCRtts� SMecaysou-S /NICA IN, S�kblCcr ?RoeEKN`f. 0,06 Pc. of nras aLcs v zTMan RQP<ovto \c5; Ocu, �P A Argo 0,6 x. L rhz5 FALLS WRN.-,, ?OST-Ocv, SJA cS. ?th5 (2,oZ m, 1 f, LarAx-cep Ta 7+tt 8' ws0E ��T+ Nw(� R ao, �E TIICizC v�As A NzEA wN "e- RTC. a �Rs qy = AC�ovCyEnTS O.a6 Ac, pF 7fH1�5 r)U.S v-aTruN A?Q,�_­co '�nST OEu \)A A A'0 9.31 rc, of 'iH:S 'FALLS wa1tA1Q -�E- anti k0, 08 AL ANIJ -(3,4-7 AC, C /y'�E MC-N't �MPER`n[ ARERS ARC All LOC AZ40 WSLNzv -tit APPA-vEf) 15,3aK of LZMITS of �)isT"a5 u5ev� 'F� TitC Car��'r5 Ae' T¢IF- lJilRl� �pvNagR`(. F 77 QuANn n� etMNNFL £ FLOC VRCfECl1GN CCM� A F WAS ACNiEVF0 7\Aoa.Gh ARPRe Eb �<u, 9 �0 P< r(0 iL 1,31 AC. 1 2 Af1EA el CN = Oi$ W woods @ oN a 55 of LAwr ' 4� cN ° 6( �Er< �4PRd"E°) 5C5 A R .`l (CA�C4�AIE� t.Q 5S WcakS�EC, a C N,a =' `� 5 �'C7i5fl LAv Eve us.q zr, CALC> `� PeFRwFb �es'r-Otv4A � why usEh � can,<-,r,•� ExsS'*aArs CulurRT'S e.4QACn`t'. \a.a5 Ac• 707AL `l,lo AC. CIF IW?, AAt e CN-qg 141 u, of WOODS CN = 55 C43 Pf ov LAW s e cN = 6( sr cf `I C N = 73 'K NACr 'A6E , Ro°>, . c Ev \`�� A �HrtcFt O,o6 at. of PA tlwAy 2, - �,6 Ac, of RC6 a0 i Oa¢v� �,y aMca�vc w�; NA Ac, 70"% �UNCMA w<ti> 7.31 rtc, + 0.06 nc t "O,a6nc, or 1N9, AR CA CtJ=9$ CN = -iy,4 (RCOuCEn� `�1\'\o M, a worn<. @ cN ^ 55 tW69 K. - 0.06AC, CJ. r3G At, Cr- LAWW' 6 cN = 61 CND = 1y.y 'Y( AMEN�f�EN, #a PpS�-hev, '9A SS (wa,�i fi 4•0� +c. o� 4n7nr�Ar z -o.al rtc. tz�f d0 r, DrxvEwA`i Sri-P00'4cMF�?�% a.dS Ac. To\AL (UNcHA GEb' 4,1ou i U,aa K,t -0.a1 AC. f 1MP, APM CZ' CJJ_L�$ CN = l� ( oucCh� < ✓� 161 M, or W"�' e. cm = Ss -Q,fla Ac, t CN = 61 7P,9 C(D��Lli1 �1� US(�M� /�h�nbM�t�t,�3's R n� QosT- v �rnQ�arws APF_AS 7tES�.LT �N �iE'O�CC-0 'eoSt'-`(}EV, CN VPLVCS. CQHSf ��ENTLY� 'j}\� APPROVED by the Albemarle County P2e�xcuSL.`{ AVk;w ra? STcd;MwtrTCp.. QvPN71Ty GAL.CIi.LFFTIONS Community Development Department PCNtg1N SUnFz��r '�fr�CE _r+Vil CON'J"VAT'I�kC.Y Date 10/07/2020 A Fzmµc� PosC-V} u, xMPtev:�S WA7CrzSrtEp, FileWP0201900042 - amendment2 \i Sr�P P,�Er� �\ "- a 5w NA u� o � E � cA,� > a l3 1 Wplc- QvA-P—Vvy' * APPROL o VRRM A' A"POr-0 L O = \5.3aAc. !ry 13 nc. �F pAANhGfDTkr Alin -A zM4, AIVA ft PMF roDM4rn � uR(�l"'��nvn`OR0.`1t AREA AP$Ra,E-0 LCO = \Se AC. e,�$,13-0,08+o.471c OF MANA&.�n'r*F (8.53 K> 7,44 F 0.08 -C,CJ7 x, oK TMP. AagA `60.go A=) u AQ�ecNE� Pe�;,,r�+ea�S (�EhbNhL rZa�-E 'R�Q�n�E� = t3AI \bs�y� PPP�ovE� pnosANaaus V-VAOVAL RAtE 3,68 1 Jwz+n a 'i or�Pt vn��s, Ta 4 sw LE bYJ, l PRost� 8v sWA Gs, �uswnLEt a� 'ttra±R 5apna� Nab MeoYr�F.a. MWe XO WoVkAM.vS kVMOVAL RR�-- Pvar-cASE RE,QV-^R<4 = °1.33 \ /yv, kMOVAL RA1 E (41ZvtuEO ' \a•3`I Ips�yV, (SEc- Fmrc�ch Jul���co �Q�iN WR't40. QJnL11`\ `(,UMOVK RAZE %01000(VJICFWJ6 En-) i-�YC. - cPLcu{-A?ap�.�j,l Pr FnaIA<rrc �a �hnsni oivs Re.+ DIAL R.arc Eraci�nsE R�A�a ,� - 3,66 Ibs��r, �QNCL%.1S�Q�� v5M`� PM�nrDMER"/Y �"o�'sR�au[E�RaST-�OEu,shn@Ea�iaus Fktr�' R�Su�T �r� A R�,aJc�» PaasPr+aaa�s QkM�vRv DAZE (QEblu�k.�c nfC. Ctx.�.SE awr..+rLV� 'fti�7S AML: r1+�M�AR Gt NEl1R'tE5 A C3.67 1b�fvc. Q�10SQilaitavS RL-roOVI,L $L"U I -S (I.33-8 6G�. DEDViMinfo NwmffHedu wMethoditwO ebpmentfomplbMSpre shet-Versim3 02011 BMP Standards and 5peufiotions 22023 Draft BMP Standards and 3pecifiotions project Name Springhill Village VSMP Amendment B2 Men data lnpm rells Date: 10/7/202D em nlues BMPResign speciflcotlons list 2013 Draft Stds&Specs aalalatlonaelB Site Information Post -Development Project (Treatment Volume and Loads) and rarer lacresl Asoils BSons Csoils Dsnil: T ores farer/open span, Wed)-unaiawrbee, andb rebrexNtlland 0'- .-WTuff Weal- anamea, waded b, 8.5E n rda nr 11e, uer No be nnrea/ma rased 8sz m .runs eo.er(aoe0 lien 6.eD 13.3E constants AnraNl Painlall lincM1¢I 03 arge[Painlall Cmm (inrla.) 1.DD Dial PM1npbrvs")WC m i D.2e Dial XiucwnjlXl WCing/4 1.8fi nwtm wad llyaare/yr 0.a1 Pjfurklm mrre¢ion la.,) 0.9] Pored/Open Space( r(anes) 0.w aleigMea.(foren) L. %Forest % Managetl Turf Canr (acres) 852 Weiexhtl M pmu 0.20 %Maml Tuff sfi% Imperious Corer (acres) fi.Bo av(inn'r.ml Des %Impervious 44% Sim Area (acres) 15.3E ABalls Bsolls c3vs Bfiolls fureaVopenswce 0.02 0.03 D. D.Ds Manawtliurf 0.11 0.2D 0.22 0.5 AS 0.9s 0.95 0.95 TreaMem Volume (Ii 0.6W3 Treatment Volume(ablcfeet) 29,fi33 W lewd Ib/gr) 18.6E M wad Bblan 133.20