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F— <br />W <br />W <br />0_ <br />F <br />CO <br />PATIO <br />(N)6"SD CONNECT TO 851 MAIN L <br />DOWN SPOUT FROM <br />FLOW THROUGH <br />PLANTER STREET STREET <br />'•:- (N) 3 -CURB DRAINS <br />[ (SECOND STORY) CONNECT TO DOWNSPOUT <br />'.b PUMP DISCHARGE LINES <br />FROM STORMWATER TREATMENT <br />STRUCTURE IN BASEMENT <br />1 DMA -2 <br />FLOW THROUGH PLANTER DRAINAGE MANAGEMENT <br />LOCATED ON SECOND AREA (DMA BOUNDARY <br />t STORY PATIO ) <br />I COURTYARD <br />N <br />Graphic Scale (in feet) <br />10 0 A 2 <br />1 inch = 40 fL <br />ROOF AREA OUTLINES <br />ARE SHOWN FOR <br />REFERENCE ONLY. SEE <br />PLUMBING PLANS FOR <br />AREAS COLLECTED BY <br />EACH RAINWATER <br />LEADER. AREAS FOR <br />CALCULATION PROVIDED <br />BY PLUMBING PLANS. <br />C S W I S T 2 <br />— MEDIA FILTER STORMWATER <br />TREATMENT STRUCTURE <br />(CONTECH MEDIA FILTER <br />SYSTEM - 4 CARTRIDGE LINEAR <br />PRECAST STORMFILTER) WITH <br />DETENTION AND BYPASS <br />LOCATED IN BASEMENT <br />DRAINAGE MANAGEMENT AREAS (DMA) <br />I.D. WPERVIDUsA KHMOUSARFA TOTALAREA TOTALAREA <br />(SF) (sFJ (3F) (AC) <br />DMM 19,717 a 19.717 0A5 <br />DMA-. 8,368 0 8,388 0.19 <br />I— <br />W <br />W <br />O_ <br />17— <br />U) U) <br />E. <br />DRAINAGE MANAGEMENT AREA #1 <br />SURFACETTPE AREA (SF) RUNOFF EFFECTNEAREA <br />GMP-2:FLOWTHROUGH PER <br />COEFFICIENT (SF) <br />SUNFACET E AREA(AC) RUNOFF RAWFALL <br />COEFFICIENT INIENSIIYQNMR) <br />TREATMENT <br />FLOW MTE (CFS) <br />TREATMENT <br />FLOW RATE(GPM) <br />CARTR�GE FLOW <br />RATE(GPM) <br />MNIMUM NO. <br />CARTRKG <br />ROOF 0.45 1.0 02 <br />om <br />40.4 <br />1125 <br />4 <br />TOTAL <br />OM <br />40A <br />1115 <br />4 <br />NOTE: MCTIONSASSUMEA2TCARTRIDGEHEIGHTANDASPEWO FLOWRATEOF1GPM <br />DRAINAGE MANAGEMENT AREA #2 <br />SURFACETTPE AREA (SF) RUNOFF EFFECTNEAREA <br />GMP-2:FLOWTHROUGH PER <br />COEFFICIENT (SF) <br />MIN.BMPS� <br />PRO. GMP SQE <br />ROOF 8,388 1.0 8,380 <br />SRINGFACTOR <br />(sF) <br />(SF) <br />TOTAL 8,388 <br />0.04 <br />334 <br />334 <br />Rev. - <br />Job No. 5141701 <br />Date: 09/12/2018 <br />Scale: 1"=40' <br />CSW/Stpber•Stroeh Engineering Group, Ino. 851 MAIN STREET <br />L,BId6P6,nnlnp II OOB,IrP',1 On Maljgvm,nrinp I EnvGenm,nl,I PIPBNBP EXHIBIT B <br />Npu,fo, CA 9C4949 foe 415.8833:B833s STORMWATER TREATMENT MEASURES <br />92014 REDWOOD CITY SAN MATEO CALIFORNIA <br />AI IY�AGR/LI[11Fi.1 0/SSSMAI IKIRTRWC, LLCT-dwoSIM &R1/2018-02:52PM moalh 1:1.0303 <br />REV: 10-11-18 PR Page 10 of 19 <br />