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HomeMy WebLinkAboutWPO202000034 Calculations 2020-10-30MQViTinb RunWReJu[ MM WwM ie mtCompW Sp[nudsF -V.n.O 3.0 ti ZQIlBW MiMatls aW Srydflodm[ 03013 DI BMP Standmd[ aM SWcIfluS-s Pmla[t Xame: BELVEDERE PHASES ma[ainpu[®Ilz Oarc: 30/30/20N1 emvuezryn 5peaigmeons On: 2013 Draft Stds a Specs ymlmon Ml[ I5ite Information Project (Treatment Volume and Loads) ,:,— R.oR �nP�,a.l'an W,eaem= a s.15 33s /anPamlvnmzwlaaepm sn sn Constants an lmmerl c3 ogmmezl 1.O] NreIrPIEMLImd4 016 enITII1111 EM<Imyll I.B6 an IIL/avelyil OA1 plt+� �d Rso wrezWpa�swara�re, U=real o.RR weymm RV flarenl o.RR %wren o% wmym Tedvrerlaoml 315 weymm RV lm,O QZR %Managai Tur! WM Im ewou[Cww Sn aV l'im wiwzl QSs %Impmuic 36M Ae Rrea lanol 10I6 RUn �Ieient[IRVI �� 3 la rxllome � D6TM �� Sire Resuln (Wier quallry Compliance) I nmmxe name Curve eemeem:ea Runoff oean.I I I Virginia Runoff Reduction Method Workeheet DEQ Virginia Runoff Reduction Method New Development Compliance Spreadsheet - Version 3.0 LIMP Design Specifications List: 2013 Draft Stds & Specs Site Summary Project Title: BELVEDERE PHASE S Date: 44134 Total Rainfall= 43 inches Site Land Cover Summary A soils !.Soils CSoils DSoils Totals %of Total Forest/Open (acres) 0.00 0.00 0.00 0.00 0.00 0 Managed Turf (acres) 1 0.00 9.19 1 0.00 0.00 9.19 64 Impervious Cover (acres) 1 0.00 5.27 0.00 0.00 5.27 36 14.46 100 Site Tv and Land Cover Nutrient Loads Site Rv 0.47 Treatment Volume fts 24,846 TP Load (lb/yr) 15.61 TN Load (lb/yr) 111.67 Total TP Load Reduction Required (lb/yr) 9.68 Site Compliance Summary Total Runoff Volume Reduction (ft) 0 Total TP Load Reduction Achieved (lb/yr) 0.00 Total TN Load Reduction Achieved (lb/yr) 0.00 Remaining Post Development TP Load 15.61 (lb/yr) Remaining TP Load Reduction (lb/yr) 9.68 Required Drainage Area Summary D.A. A D.A. B DA. C DA. D D.A. E Total Forest/Open (acres) 0.00 0.00 0.00 0.00 0.00 0.00 Managed Turf (acres) 0.00 0.00 0.00 0.00 0.00 0.00 Impervious Cover (acres) 0.00 0.00 0.00 0.00 0.00 0.00 Total Area (acres) 0.00 0.00 0.00 0.00 0.00 0.00 Drainage Area Compliance Summary D.A. A D.A. B DA. C DA. D DA. E Total TP Load Reduced (lb/yr) I ODD 0.00 1 0.00 1 0.00 0.00 0.00 TN Load Reduced (lb/yr) 1 0.00 0.00 1 0.00 1 0.00 0.00 0.00 Summary Print Virginia Runoff Reduction Method Worksheet Drainage Area A Summary Land Cover Summary A Soils gSoils CSoils DSoils Total %of Total Forest/Open (acres) 0.00 0.00 0.00 0.00 0.00 0 Managed Turf (acres) 1 0.00 0.00 1 0.00 1 0.00 0.00 0 Impervious Cover (acres) 1 0.00 0.00 1 0.00 1 0.00 0.00 0 1 0.00 E MP Selections Managed Turf Impervious TP Load from Downstream BMP Treatment TP Load TP Removed TP Remaining Practice Credit Area Area Cover Credit I z Volume (k ( Upstream to Practice (Ibs) (Ib/yr) (Ih/yr) Treatment to be acres Area acres practices(Ibs) Em to ed Total Impervious Cover Treated(acres) 0.00 Total Turf Area Treated (acres) 0.00 Total TP Load Reduction Achieved in D.A. Ib/ r 0.00 Total TN Load Reduction Achieved in D.A. Ib/ r 0.00 Drainage Area B Summary Land Cover Summary A Soils gSoils CSolis DSoils Total %of Total Forest/Open (acres) 0.00 0.00 0.00 0.00 0.00 0 Managed Turf (acres) 1 0.00 0.00 1 0.00 1 0.00 0.00 0 Impervious Cover (acres) 1 0.00 0.00 1 0.00 1 0.00 0.00 0 1 0.00 BMP Selections Managed Turf Impervious TP Load from Downstream BMP Treatment Untreated TP Load TP Removed TP Remaining Practice [redk Area [over Credit I Volume (kz) Upstream to Practice (Ibs) (16/yr) (Ib/yr) Treatment to be acres Area acres practices(Ibs) Em to ed Total Impervious Cover Treated(acres) 0.00 Total Turf Area Treated (acres) 0.00 Total TP Load Reduction Achieved in D.A. (lb/yr) 0.00 Total TN Load Reduction Achieved in D.A. (lb/yr) 0.00 Drainage Area C Summary Land Cover Summary Summary Print Virginia Runoff Reduction Method Worksheet A Soils !Soils CSoils DSolis Total %of Total Forest/Open (acres) 0.00 0.00 0.00 0.00 0.00 0 Managed Turf (acres) 1 0.00 0.00 1 0.00 1 0.00 0.00 1 0 Impervious Cover (acres) 1 0.00 0.00 1 0.00 1 0.00 0.00 1 0 0.00 BMP Selections Managed Turf Impervious TP Load from Downstream BMP Treatment Untreated TP Load TP Removed TP Remaining Practice Credit Area Cover Credit I Volume (ks) Upstream to Practice (Ibs) (16/yr) (Ih/yr) Treatment to he acres Area acres practices Ihs Em to ed Total Impervious Cover Treated(acres) 0.00 Total Turf Area Treated (acres) 0.00 Total TP Load Reduction Achieved in D.A. (lb/yr) 0.00 Total TN Load Reduction Achieved in D.A. (lb/yr) 0.00 Drainage Area D Summary Land Cover Summary A Soils !Soils CSolis DSoils Total %of Total Forest/Open (acres) 0.00 0.00 0.00 0.00 0.00 0 Managed Turf (acres) 1 0.00 0.00 1 0.00 1 0.00 0.00 0 Impervious Cover (acres) 1 0.00 0.00 1 0.00 1 0.00 0.00 0 0.00 BMP Selections Managed Turf Impervious TP Load from Downstream BMP Treatment TP Load TP Removed TP Remaining Practice Credit Area Area Cover Credit I z Volume (k) Upstream to Practice (Ihs) (Ib/yr) (Ih/yr) Treatment to he acres Area acres PracticesIhs Em to ed Total Impervious Cover Treated(acres) 0.00 Total Turf Area Treated (acres) 0.00 Total TP Load Reduction Achieved in D.A. b/ r 0.00 Total TN Load Reduction Achieved in D.A. b/ r 0.00 Drainage Area E Summary Land Cover Summary A Solis BSoils CSolis DSolis Total %of Total Forest/Open (acres) 0.00 0.00 0.00 0.00 coo 0 Managed Turf(acres) 0.00 0.00 0.00 0.00 coo o Summary Print Virginia Runoff Reduction Method Worksheet Impervious Cover (acres) 0.00 0.00 0.00 0.00 0.00 0 0.00 BMP Selections Managed Turf Impervious TP Load from Downstream BMP Treatment Untreated TP Load TP Removed TP Remaining Practice Credit Cover Credit I Volume(ftz( Upstream to Practice(lbs) (lb/yr) (Ib/yr) Treatment acres s) Area acres Practices Ihz Employ Employed Em to ed Total Impervious Cover Treated(acres) 0.00 Total Turf Area Treated (acres) 0.00 Total TP Load Reduction Achieved in D.A. h/ r 0.00 Total TN Load Reduction Achieved in D.A. h/ r 0.00 Runoff Volume and ON Calculations 1- earztorm 2- earstorm 10- earstorm Target Rainfall Event (in) 1 3.04 3.68 5.57 Drainage Areas RV&CN Drainage AreaA Drainage AreaB Drainage Ari Drainage AreaD Drainage AreaE CN 0 0 0 0 0 RR(fta) 0 0 0 0 0 1-year return period RV we RR(wzin) 0.00 0.00 0.00 0.00 0.00 RV w RR (wsin) 0.00 0.00 0.00 0.00 0.00 M adjusted 0 0 0 0 0 2-year return period RV wa RR(wzin) 0.00 0.00 0.00 0.00 0.00 RV w RR (wsin) 0.00 0.00 0.00 0.00 0.00 M adjustetl 0 0 0 0 0 10-year return period RV wo RR (we -in) 0.00 1 0.00 1 0.00 1 0.00 0.00 RVw RR(wsin) 0.00 0.00 0.00 1 0.00 0.00 M adjusted 0 0 0 1 0 0 Summary Print