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CITY OF L•�/ERETT / . � <br /> , _ � _ DEPARTMENT OF PUBLIC FORKS i <br /> � ��� �� 6f� � �i � �! <br /> " DRAINAGE PLAN SUDMISSION FORM <br /> (see Ordinance 514-78) <br /> walsh-Platt r�otors �"AR 201987 <br /> . NA4fE OF APPLICA:7T _ — - <br /> � � �._.._�........................_........._.._�....�. <br /> :�.�RESS OF APPLICANT 1408 Hewitt Avenue -�' QF EVERETT <br /> ' Everett, WA 98207 .pybifc Works Dept. <br /> st�urrsn Bx Finley Architects. 1812 Hewitt Avenue, Everett, WA <br /> �'� PAOPERTY IACP.TION Southeast corner of Everett Mall Way and Evergreen Way <br /> ZONING OF srrs: �'� 1[EF.A OF SITE: 2•5 ACI'25 ' <br /> ��11REA OF CONTR'.9UTING CATQSMENT: 2•5 ACY'ES - OffSlt@ Runoff Bypassed in 36" CMP along Everyreen <br /> �� RB-DEVELOPMENT ODNDITIONS: O.OS <br /> Runoff Coefficient <br /> Time of Cbncentration 30 Min. <br /> %infall intensity 1 •05 _� in/Lr <br /> Allowable release rate �•13 ,_ cfs <br /> :�.POST-DEVEIAPHENT CONDITIONS: 0.88 <br /> ; Ru.�off a:4Fficient <br /> Design Storm z5 yr. <br /> � pETENTION STORAGE x�oi�n: �;Araa D) 7414 cubic feet <br /> oiuFic�: N/A (Regional Facility) <br /> DIAP�TER inches <br /> HEAD feet <br /> ou'rLeT piPE: Outlet Discharge at several g & 12 inches <br /> locations (Oil Separators DIAMETER <br /> installed) S�PE 2.0 & 0.58 feet per hundred feet <br /> CAPACITY �.8 & 3.0 cubic feet per second <br /> RIsex: N/A Regional g g, 12 inches <br /> DIAMETER <br /> C <br /> - CApACITy cubic feet per second <br /> I <br /> ' 6lgnature of applicant nate /j'•�q'gj� <br /> pEPARTlfENT OF PUBLIC il0 P VAL YLAN � NO. <br /> aN SITE OETENTION RP.QUIREMENTS: _ cubic faet <br /> DRl�INl�GE PLAN APPROVED HY: _ <br /> 3 -z.s-8 � <br /> ��- o'� ��� <br /> Y . <br /> rj:.." <br /> w�,,. <br /> T:.:' _ <br /> .:..' / <br /> ��2'�.. � . . � . <br /> - �.:)'.:...,. . � ' . <br /> . :'� :..�. , v. .. .... .. � �.:�..:. . :.�.. . .� .Y <br />