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- .�.,�-� <br /> . - C, <br /> � <br /> ' <br /> ��� <br /> a � <br /> � �� <br /> � <br /> c�'� CITY OF EVERETT PUBLIC WORKS <br /> o`�^p DftAINAGE CALCULATION SUBMISS�GN FORM li <br /> '�tl F At --- I <br /> � Date �/Z�R9 ' <br /> tiOR <br /> �MG Project Name: S�'A�E. bt� - /2/ v�/T �P�� I <br /> Q;4� Project Location: I <br /> ;y� Submitted By: T^oAti.'•�Q. ��/Giti��R���C �I <br /> r� <br /> �R. i <br /> �c~o Drainage Basin: �(/�E,�.iG E �/AJG C�EE,K �` I <br /> �y� Pre-uevelcpment Design Storm (yr) : /p �'�� <br /> O ra <br /> " " Post-Development Design Starm (yr) : 2� ���" <br /> Area of Site (ac) : 3 `r3o A�. �K <br /> Existing Slope of Site (%): Z.O'7% ��" <br /> _ Existing Ground Cover <br /> ,. . K�oods/Forest (ac): 3.f30 A� — ; <br /> �r�jr LzwnslLandscaping (z�: _� i <br /> ���! Earth/G:�vel (ac) : � <br /> ' Impervious (ac): <br /> � � i ---- �O. /Scfs�`_�,��� I <br /> � � — ��� <br /> + _ �J.�7 �^r� I <br /> i ��� Existing Run-Off (cfs) : � �4 c.�'S = T'-`" i <br /> Proposed Ground Cover ' I <br /> � I .��, Law�s/Landscaping (ac) : J 40 /�c. _ <br /> Earth/Gravel (ac): <br /> , Impervious (ac): Z 40 A� � _ <br /> � �� — <br /> i �� <br /> : Detention Storage ReGuired (cf/ac) <br /> Lawns/Landscaping (cf/ac) : gD"1 �"'K <br /> �� Earth/Gravel (cf/ac): . <br /> � �� � Impervious (cf/ac) : _ :i�4'7 �� <br /> � <br /> � - <br /> ITotal Detention Storage Required <br /> i �t�� . Lawns/I_andscapinq (cf): //30 ae <br /> � Earth/Gravel (cf): <br /> Imperviuus (cf): '� ���'E�TREP <br /> 7ota1 Storage Required c : �_� �s �.-f �p�p ot i�����N�^����, <br /> . y ; <br /> ? 1 <br /> � _. �l,`. .Xn ��"i:'i y 1 <br /> _ � <br /> � ,� i <br /> 9 fsTf `"� "��'� �i <br /> FFS� .. � ��� <br /> R�`�+ri.vN�'�� I <br /> � � <br /> 1 � <br />