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, <br /> , Pacific Topsofls Riverside site-Slorm Drainage Report <br /> GFK Consulting Inc. <br /> 1 DRAINAGE SUMMARY FORM <br /> ProJect Nams: PacHic Toosoib Rlverside orocessina staUon <br /> ProjectEngincer. Gr_._ge ,Krabbe PE <br /> Project Applicant: Pacific Toosoils <br /> Project Totai Area: 8.4 acres(lotal Prooertv Bound�ryj <br /> Project Development Area:4_0,3cres <br /> Number of Lots(if applies): nla <br /> Summa Table <br /> Dralna e Basin Infortnation Individual Basin IMormatbn <br /> Site Paved aroa <br /> On-Site basin Area acres 8.4 4.0 <br /> T of Stora e Pro� sed Na Na <br /> rox. Stora e Volume cu.ft. n!a n/a <br /> Soil T s Alderwood C Im rvious <br /> Prs�eveb Runoff Rates <br /> Q cfs. 2 r. 1.21 1.16 <br /> 10 . 1.97 1.83 <br /> 100 r. 3.10 2.81 <br /> Water Quali On line, 15min 0.60 0.65 <br /> Post-develo nt Runoff Rates <br /> Gl cfs. 2 r. 1.21 1.16 <br /> 10 r. 1.97 1.83 <br /> 100 r. 3.10 2.81 <br /> Water Qual' On line, 15min 0.60 0.65 <br /> Offsfte U tream Area <br /> Number of acres N/A N/A <br /> ORska Downatream Fbw <br /> Q cfs 100 r N/A N/A <br /> � <br /> a��orzo�o 3 , G� ) <br /> C:1Project data\Project files\PTopsoils Rlverside site\Reports\Riverside4.doc �/ /�V <br />