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LANDS JD S Jr UNITED � H C-1HARTER LLC. LANDS OF UNITED 0 I- 2008-- - 029275 JFK 5865 Owens Drive J-J r�F� r r F� �` o s 10 20 30 Pleasanton, CA 94588 ' � l� J J 925-251-7200 S- 029275 JFK / �a I � Sca/e 1" = 10 ft - - ■ ■ ■ ■ Wrou ht Iron Fence ■ ■ ■ ■ % X X Wrought Iron Fence X -� - - - - - - - �� - - _ - - - - Metal Guard �1 _ LEG EN D a° 10 & 26 N . WILSON WAY °°°°°°°°° ° / ■ ■ ■ ■ ■ ■ ■ TRIBUTARY AREA LIMITS ° DO ° p ° ° ° ° D �o kRCEL ONE°OF ° p v° , STOCKTON , CA SERVICE YARD ° v v ° v D / / v LEGAL D E S C RI PT I O N p p p ;'; LANDSCAPE AREA F O R D DMA � � ° - // \ D p , ° ° �- v D D IMPERVIOUS ROOFTOP DRAINING TO B/O-SWALE T E K I N ASSOCIATES // verhan v p v / IMPERVIOUS PAVEMENT DRAINING TO BIO-SWALE 77 P g ° D / ' TA NK D � m � � �� v D � TANK v � ° p D / / ��--*►7� BIO-RETENTION TREATMENT AREA D ' / E�EVEn �� \/ - DMA 1-Weighted C Factor D o0p'os,� Element Fraction of Element Stormwater Weighted Stormwater / Site Element �' _ SIGN °°°°°°°° o��''� '� °°°°°°° / / Area Total Area Runoff Coefficient Runoff Coefficient ° / / Impervious 3,413 0.95 0.95 0.91 KIER & WRIGHT Pervious 0 0.00 0.25 0.00 ■ � / Planter 166 0.05 0.03 0.00 rkbk CIVIL ENGINEERS & SURVEYORS, INC. � / DMA 1TOTAL 3,579 1.00 0.91 1 2850 Collier Canyon Road Phone (925) 245-8788 Unit Basin Storage (Vu) From Figure 6-1 Livermore, California 94551 Fax (925) 245-8796 (w/12-hr drawdown) 0.31 Required SQDV=Vu/12 x Aeff 92 cf ■ ■ f■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ 0 / Provided Ponding Area (sf) 166 sf Provided Storage W W •Y Ponding Depth 0.70 ft Exceeds Required LANDSCAPE ARCHITECTURE / T Provided Storage (ponding area x 116 cf Storage , 943 Reserve Drive, Suite 100 • Roseville, California 95678 �) y �. /�. / / � ponding depth) T 916 782 8688 DMA 2-Weighted C Factor ttl p W W /W /-1157 / Element Fraction of Element Stormwater Weighted Stormwater W W W ; Site Element C • D Area Total Area Runoff Coefficient Runoff Coefficient ct� / / % i Impervious 7,531 0.64 0.95 0.60 tLl • ° Q J % Pervious 4,045 0.34 0.25 0.09 Planter 275 0.02 0.03 0.00 L'j / - p W W L v DMA 2 TOTAL 11,851 1.00 0.69 ct� 1 o i MA 3 Unit Basin Storage (Vu) From Figure 6-1 � (w/12-hr drawdown) 0.24 Required SQDV=Vu/12 x Aeff 237 cf MA 2 n Provided Ponding Area (sf) 275 sf Provided Storage �� • -- i (/) Ponding Depth 1.00 ft Exceeds Required ° v Provided Storage (ponding area x 275 cf Storage .c • ponding depth) LEGAL aJ�;rall Q / ° DMA 3-Weighted C Factor o ��`\ Element Fraction of Element Stormwater Weighted Stormwater Site Element Area Total Area Runoff Coefficient Runoff Coefficient / Impervious 11,936 0.74 0.95 0.70 PARCEL CE OF ; ;; Pervious 3,793 0.24 0.25 0.06 LECAE Planter 359 0.02 0.03 0.00 PT I O N •Y W W W - I I 1 1 W W W W = / DMA 3 TOTAL 16,088 1.00 0.76 Unit Basin Storage (Vu) From Figure 6-1 W W W W i i t (w/12-hr drawdown) 0.26 W W W W W i / Re uired S DV=Vu 12 x Aeff 349 cf Y W W W W q Q \ Provided Ponding Area (sf) 359 sf Provided Storage / Ponding Depth 1.00 ft Exceeds Required W 41 W W W / Provided Storage (ponding area x 359 cf Storage - O / ponding depth) 17 Wrou ht Iron Fence - - - - - - i� a s0 i G to a e Wrought Iron Fence - -- ------ ------ ----- =---- ------ ------ ----- ----- _ VARIES Va 1,F �,u ��er Gut er - - cB-Tc 16.49 2"-3" MULCH LAYER. ■ Concrete cB � � � ' V SHREDDED HARDWOOD OR �� IE 15.34 4°NW o5o SOFTWOOD OR COMPOST Y, ° D v I Concrete 16.84 RE \ i IE 11.49 10"W / SEE PLANS FOR -- I -- - ° IE UNABLE TO DIP POND/NG VAR/ES TOP OF INLET ELEVATION D Concrete 'yq-l' 6" MIN 1 MAX' 12" MAX VARIES 3' -----J---- ------------ ------------------------------------ -------- ----------------------------------- ------------------------------------------------ 18" Bl0-TREATMENT SOIL r r J v L °o SEE BIOTREATMENT SOIL MIX PER CITY OF I 2" MIN. STOCKTON STORMWATER QUALITY CONTROL CR/TER/A STANDARDS.- 60-659 LOAMY SAND o + 35-409 COMPOST OR 309 LOAMY SAND + L 309 COURSE SAND + 409 COMPOST I I I o I I I I Io 0000000000o. V Il- NA T/VE SOIL WASHED DRAIN ROCK (0.5 - 1.5 L NO COMPAC77ON 6"MIN.I INCH DIAMETER). 4" PERFORATED PIPE > >�15"SD > > > > > > > >- -> > > > > 15°SD > >-15"SD > I N . WILSON WAY SDMH 17.72 RE I I � IE 10.86 TOP OF 8°WL THRU MH I I I I IE 10.06 10"E TYPICAL TREATMENT PLANTER SECTION I I I I IE 9.87 10°sE IE 9.57 15"W IE 9.10 15"N,S NOT TO SCALE I I I I A I I I I I I I o I I I I A L_J L_J REVISIONS 11 . 15.2019 STORM WATER QUALITY CONTROL PLAN BUILDING SUBMITTAL SHEET JOB NO. Al 9507 DESIGNED JDQ C8 . 0 DRAWN: JDQ OF 7 SHEETS X Z:\2019\Al9507\DWG\CIVIL\Al9507 CDS-SWM.dwg 11-15-19 03:30:39 PM