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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°d Street 0 6.`" 'l e3 <br /> DRAINAGE ANALYSIS it <br /> February 3,2018 <br /> Revised <br /> May 17,2018 <br /> Job #2017-161 <br /> Prepared By: <br /> Dale K. Herrigstad P.E. <br /> �ERRICS <br /> Q� wnsli,� Q <br /> ,r , <br /> CO <br /> fa, /I I elick 27807 <br /> kecisreckt, 17.:2,01 <br /> f. <br /> ►��/' <br /> sf0NAL <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 />