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4 <br />CITY OF EVERETT <br />DEPARTMENT OF PUBLIC WORKS <br />DRAINAGE PLAN SUBMISSION FORM <br />see Ordinance 514 78 <br />NAME OF APPLICANT 180 Associates <br />ADDRE55 OF APPLICANT P. 0. Box C90001 , Bellevue WA 98009 <br />SUBMITTED BY Bruce J. Dodds, Dodds Engineers, Inc. <br />PROPERTY LOCATION Southeast Corner, Hardeson & Casino Road <br />ZONING OF SITE: R-3 AREA OF SITE: 8.9 Acres <br />AREA OF CONTRIBUTING CATCHMENT: <br />RUNOFF COEFFICIENT: <br />PRE -DEVELOPMENT 0.10 <br />POST DEVELOPMENT 0.68 <br />DESIGN STORM: <br />PRE -DEVELOPMENT FREQUEr._-Y 10 year <br />POST DEVELOPMENT FREQUENCY 25 year <br />TIME OF CONCENTRATION 19 min. <br />INTENSITY (PRE -DEVELOPMENT) 1 32"/hr <br />ALLOWABLE OUTFLOW <br />1.03 C.F.S. <br />DETENTION STORAGE PROPOSED: ^_ 14,230 c. feet <br />ORIFICE OPENING: <br />DIAMETER 3.681nches <br />DISCHARGE ��cubic feet per second <br />HEAD ��- feet <br />OUTLET PIPE: <br />DIAMETER 15 Inches <br />SLOPE I— feet per hundred feet <br />CAPACITY 10 _ cubic feet per second <br />Date <br />Signature of Applicant <br />DEPARTMENT OF PUBLIC WORKS APPROVAL PLAN NO. <br />ON SITE DETENTION REQUIREMENTS• yJ e. feet <br />DRAINAGE PLAN APPROVED BY: (yd„ 'nU27 p DATE: [/�� 0 <br />