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CITY CF EVEAETT PUELiC 'nCRKS <br />CRAINAGE CALCULATICN SLBMISSION FCfiM <br />Date _ .3 �/fFg <br />P.^Oj�Ct Name: Q�+� I��sz --- /s u-., f l3,�,� +� 9- B9 <br />P:oject Locaticn: So� ,� e f 7S"4 sf z� ' iti�csf or F�e�,,,g <br />S�tmitted 8y: ,���.�„� i4 No �a/�{ ' �� <br />D:aira5e Basin: GP <br />P:e-Cevelcpment Design Storm (yr) <br />r� o � �a � <br />/C Y.' <br />Pcst-Cevelcpment Desicn Storm (yr): Z 5 Y � <br />A.-=a of Site (ac): C, �b ac <br />Ex±stirg Slcpe of Site (�): 3.0 °�c <br />Erist_ng GrccnC Cover <br />Wocds/Fcrest (ac): <br />Lawns/Landscaping (aci: D . SS <br />Earth/Gravel (ac): p. O e <br />Impervicus (ac): 0.0 S <br />Existing nun-Off (cPs): ( o.5S�0.3� f-ipOP�p.77/ �-(�.�S�Y�.35�= �'.32 <br />— — c G. 'F7�Fc <br />F_ccesed G.^cund Cover <br />Lawns/Lzndscaping (ac): p./3 <br />Earth/Gravel (ac): o <br />Irapervious (ac): _ C, 55 <br />Cetenticn Storage Raquired (cf/ac) <br />Lawns/Landscaping (cf/ac): p <br />Earth/Gravel (cf/ac): O <br />Impervious (cf/ac): �5�-Ho <br />a <br />Total Cetention Storage Required <br />Lawns/Landscaping (cP): O <br />Earth/Gravel (cf): O <br />Impervious (cf): 79 Z <br />Total Storage Requirea c. 7q 2 <br />