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HERRIGSTAD ENGINEERING PS <br /> Civil Engineer <br /> 4320 Whistle Lake Road Dale Herrigstad,P.E. <br /> Anacortes, WA 98221 _ (360)299-8804 <br /> High School Accessory Building <br /> Middle School off 22°' Street 4)'''5 .v 16 <br /> DRAINAGE ANALYSIS <br /> February 3,2018 c 1� ') <br /> Revised <br /> May 17,2018 <br /> Job # 2017-161 <br /> Prepared By: <br /> Dale K. Herrigstad P.E. <br /> 4ERRIQ <br /> �ow© was��i c <br /> fa, / v. <br /> 1/ .141%‘ 2;7807.0:0 <br /> tO STEW' ?„,0 ig <br /> Owner: <br /> Anacortes School District 103 <br /> 2202 M Avenue <br /> Anacortes,WA 98221 <br /> The stormwater plan will be based on the requirements of the 2014 DOE Stormwater <br /> Management Manual for Western Washington, as required by the City of Anacortes Drainage <br /> Ordinance. <br /> I <br />