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r <br /> , , CITY OF EVERETT <br /> DEPART�tENT OF PUBLIC WORKS • <br /> DRAINAGE PLAY SUBMISSION FORM <br /> (see Ordinance 514-78) <br /> NAM.E OF APPLICANT General Teleohone Company of the Northweat <br /> ADDRESS OF APPLICANT r•/� ,lamnn F _ Rarnaa� A_ i . A_ � ArrhihPet <br /> _„ 7311 N_E _ Ravrnne Blvd. <br /> SE9EEIP� WA 98105 <br /> SUBMITTED BY Wight 8 Herdt , Inc. <br /> PROPERTY LOCATION On the north side of Cesino Rd, between Evergreen <br /> Wev end 7th Ave. <br /> 20NING OF SITE: �_� AREA OF SITE: 0.62 Acrea <br /> AREA OF CONTRIBUTING CATCH��tENT: 0. 10 Acres (Qunn Lumber Landeceped Aree) <br /> PR£-DEVELOPMENT CONDITIONS: <br /> Runoff Coefficient 0. 10 <br /> Time of Concentration <br /> 3�i Min. ' <br /> Rainfall Intensity 1. 57 in/hr <br /> Allowable release rate 0. 10 cEs <br /> POST-DEVELOPMENT CONDITION: <br /> Runoff Coefficient 0. 78 <br /> Desiqn Storm _ �.g 'Z 5 yr, <br /> DETENTION STORAGE REQUIRED: 1 � 00�3 c.feel <br /> ORIFICE: DIAMETER N/A inches "" � � � � � � � <br /> HEAD - N/A feet DEC " ' <br /> OUTLET PIPE: . .. -- <br /> . .. 'r.�. <br /> DIAMETER 8 inchea <br /> SLOPE O. BO feet per hundred feeti <br /> CAPACITY 0. 90 cubic feet per second <br /> RISER: <br /> DIAMETER ti�o inchea <br /> CAPACITY N�p cubic feet per second <br /> ��i.k� � `.�6les,�.f� 9�7-� � 3 <br /> S qnature o app cant date ' <br /> DEPARTMENT OF PUBLIC WORKS APPROVAL PLAN NO. <br /> ON SITE DETENTICN REQUIREMCNTS: c. feet <br /> DRAINAGR PLAN APPROt6D PY: n4T�• <br /> . 1 <br />