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Morton Drainage Study <br />City of Elk River <br />Figure 2: Existing Flooding Extents ® BOLTON <br />September 2022 &MEN K <br />x -'k i � <br />MINIMAL BYPASS FLOW FROM 4TH ST <br />BACKYARD AREA DOES NOT <br />ADD TO FLOODING ON MORTON AVE <br />�r <br />IT329 <br />a � <br />a <br />o <br />a <br />STORM SEWER BOTTLENECK <br />LEGEND <br />MODELED FLOOD EXTENTS: <br />2-YEAR, DEPTH = <br />0.11' <br />..,, <br />10-YEAR, DEPTH <br />= 0.35' <br />25-YEAR, DEPTH <br />= 0.79' <br />-» - <br />50-YEAR, DEPTH <br />100-YEAR, DEPTH <br />EXISTING STORM <br />= 1.02' <br />= 1.23' <br />SEWER <br />1004 <br />0 <br />'. 32 <br />328 <br />954 7 RICTED INLET CAPACITY <br />o BYPASS FLOW FROM MAIN ST <br />0 <br />MAIN ST <br />---------- <br />mob. 4j <br />►19 <br />