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CITY OF EVERETT PUBLIC WORKS <br />DRAINAGE CALCULATION SUBMISSION FORM <br />Date G- -//r -,y% <br />Project Name: ��_�- �,-�s�.v -- i? �,�%.- .�r�T <br />Project Location: 3zn8 - h'orit /��F <br />Submitted By: <br />Drainage Basin: G'��na�.v�o S<�%vE�� /�c,s,oc ocr<�,✓T��.:r/ <br />Pre-Developnent Design Storm !yr): /Cyi� <br />� <br />Post-Development Design Storm (yr): _ /D�r. _ <br />Area of Site (ac): %?oon`j' G.2.9 4'c. <br />Existing Slope of Site (%): .� `� <br />Existing Ground Cover <br />Woods/Forest (ac): <br />Lawns/Landscaping ( <br />Earth/Gravel (ac): <br />D. �'Z ' , <br />Impervious ( ac ): , t�U 4 c. <br />Existing Run-Off (cfs): U•%r-2 �F�.e. <br />per acre <br />Proposed Ground Cover <br />Lawns/Landscaping (ac) : C�. /li 2� . <br />Earth/Gravel (ac): _ <br />Impervious (ac): ,� /�?ac <br />Detention Storage Required (cf/ac) <br />Lawns/Landscaping (cf/ac): � <br />Earth/Gravel (cf/ac): <br />Impervious (cf/ac): 37� �l/•: _ <br />Total Detention Storage Required <br />Lawns/Landscaping (cf): C? r��' , <br />Earth/Gravel (cf): , <br />Impervious (cf): G•9 c� <br />Total Storage Required c /.9 c' <br />/r?��' C ���,-�'r'� ^. �f/'O.=T«�jic.t� �F!'Ui.C�D, <br />� �:��r-,�=- <br />