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... . . _ _. -- _ ... .. . <br />�i tr-y �i <br />ay <br />,ozx <br />ayy <br />y z r�-+ <br />tC C7 <br />H �1 <br />�H� <br />yx�C�a, <br />lTJ O C7 <br />OHd <br />��o <br />ij] V �] <br />Cy� <br />HH <br />g`� <br />H <br />o t7 � <br />� � r�n <br />z r3 cn <br />H O V� <br />• ,._. , � -i C1 <br />� - _ ' . ' .. . . . . . ( � �\ <br />CITY OF EVERETT PUBLIC WORKS <br />DRAINAGE CALCULATION SUBMISSION FORM <br />Date II • ZD - �i� <br />Project Name: ��nc �n ��i� �-��-� r _ <br />Project Location: ['nv ne� n_ ����� rn rt a_v1 W�� �� � i�.l� V� l l RJ E <br />.) J <br />Submitted By: t,1n � L� •n �� ..� �r r.� r; i til cl , <br />Drainace Basin: I�va-h C�e_e l� _ <br />Pre-Development Design Storm (yr): �i.iY _ <br />Post-Development Design Storm (yr): 7 5„ r __ <br />Area of Site (ac): O� a'� _ <br />Existing Slope of Site (�): 7�/v o�cr.��,c _ <br />� <br />Existing Ground Cover <br />Woods/Forest (ac): �✓/1 <br />Lawns/Landscaping (ac : D �P A�C l`1y`/d 0� 27 �F'/NG <br />Earth/Gravel (ac): �//i <br />Impervious (ac): 9, 05 �'�G. I °a �'y�r'/�� <br />Existing Run-Off (cfs): �o.z�Yo�7�i �-�o�o���/��y�--= �'�7Dd�1 �; <br />pc+��, � � � �, z�v/4�83AC = 0,3,� / <br />. i /FG <br />Proposed Ground Cover <br />Lawns/Landscaping (ac): /1: /Z /� . � ��5%� <br />Earth/Gravel (ac): o,2R Q, c, (3y,5� <br />Impervious (ac): :��, �!3 A-c. /3/%r) <br />� <br />�Ja p,�" riaa. � - - . . . <br />��,� gs Detention Storage Required (cf/ac) � <br />k �Zy' Lawns/Landscaping (cf/ac): ��r1 — (� <br />�j�y��{� Earth/Gravel (cf/ac): Z. �D SFA .f � ��/� 7 <br />,,6,,, n,� Impervious (cf/ac): �o� , � <br />is�d — <br />r ?. s' <br />�� 6"�f� � Total Detention Storage Required <br />�' a-'vAa:� , Lawns/Landscaping (cf): -,!2 (o - '=� O <br />i;, �� Earth/Gravel (cf): (YJ� 2G (/3Z�1"---=y 37/� zr4 <br />k �,9' Impervious (cf ) : ,l y --�' = �� � � Z <br />��< <r. Total Storage Required c:1�� z� ��� <br />3G `�in� 1 9� ..c � > <br />%/� <br />y .f <br />�^ e � {,�,nrs� cini�n swAGC: <br />�37�� •f m0 ¢ 1�4.,�/��`/3��0� -/_ �?=� _ �SZ.3Y GF OT= �d9LF /�G9Vi?,�i7 <br />�..Lo,. . yOC7 <br />. . O,C UQ <br />yJU <br />ZG/c <br />�� SZ <br />2/57 <br />�5 : <br />y=- <br />� ��7 <br />�3 c.F <br />��9Ur.U`;� .. <br />�� <br />03 <br />' _ u , n <br />