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, � .' .. <br />, .;. . . <br />� <br />CITY OF EVERETT PUBLIC WORKS <br />DRAINAGE CALCUlATION SUBMISSION FORM <br />Date 4-� -q7' ' <br />Pmject Name: %N� ME�vws <br />Project Location: //��ST! /ZC'�ST���9�rJiE/1 A✓E, <br />Submitted By: ,L�oB ,0.92,2DT� <br />Drainage Basin: i�on��s.,.�c� S,y rc.�h Durs.vE Lbw.�ro��.✓ <br />Pre-Development Design Storm (yr): �� <br />Post-Development Design Storm (yr): /� ___ <br />Area of Site (ac): � Z¢ � <br />EXisting SlOpe of Slte (%): ✓r�ee O•89 � 3-3% �/1�^c- /.2%� <br />Existing Ground Cover ,,, n <br />Woods/Foxest (ac): <br />Lawns/Landscaping (ac : /• 2 __ <br />Earth/Gravel (ac):, _ � <br />Impervious (ac): <br />-- ,� <br />Existing Run-Off (cfs) : O• 3/ C���-• °�Tivec.s 3� <br />per acre <br />Proposed Ground Cover <br />Lawns/Landscaping (ac): O.J4-/►�.� <br />Earth/Gravel (ac): <br />Impervious (ac): o. 70 <br />Detention Storage Required (cf/ac) � <br />Lawns/Landscaping (cf/ac): /00 c � �Tn�1�.c�) <br />,. Earth/Gravel (cf/ac);, ✓ <br />Impervious (cf/ac): /rc3¢ GL/,A� �Ti9dr�6) ' <br />Total Detention Storage Required <br />Lawns/Landscaping (cf): /oo } 0.54- a v 4- <br />Earth/Gravel (cf): <br />Impervious (cf ): /G 34 x a. 70 =/i44- <br />Total Storage Required C //9�FT 3 <br />