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<br />Elevations Above Which Flow is EfTective for Overbanks <br /> <br />3. ANALYSIS{Cont'd) <br /> <br />Upstream face <br /> <br />Downstream face <br /> <br />Minimum Top of Road Elevation <br /> <br />Upstream face <br /> <br />Downstream face <br /> <br />100- Year Elevations <br /> <br />Upstream face <br /> <br />Downstream face <br /> <br />Dischare:e <br /> <br />Amount of flow <br /> <br />through/over <br />the structure (s) (ds) <br /> <br />The maximum depth of <br />flow over the roadway/railroad (ft.) <br /> <br />Weir length (ft.) <br /> <br />Top Widths <br /> <br />Upstream fa"e <br /> <br />Downstream face <br /> <br />Top Widths <br /> <br />Upstream face <br /> <br />Downstream face <br /> <br />Left Overbank <br /> <br />',637.7 <br /> <br />4637.7 <br /> <br />Left Overbank <br /> <br />4642.54 <br /> <br />4642.54 <br /> <br />Water Surfa"e <br />Elevations <br /> <br />4637.12 <br /> <br />4637.12 <br /> <br />Low Flow <br /> <br />10,700 <br /> <br />Floodplain <br /> <br />1189.0 <br /> <br />706.0 <br /> <br />EITective Flow <br /> <br />132.0 <br /> <br />131.0 <br /> <br />. <br /> <br />Pressure Flow <br /> <br />o <br /> <br />Bridge/Culvert Form <br /> <br />Right Overbank <br />4636.6 <br /> <br />4636.6 <br /> <br />I{ight Overbank <br /> <br />4642.86 <br /> <br />~642.36 <br /> <br />Energy Gradient <br />Elevations <br /> <br />4637.49 <br /> <br />4637.49 <br /> <br />Weir Flow <br /> <br />o <br /> <br />o <br />180 <br /> <br />Floodway <br /> <br />650.0 <br /> <br />563.0 <br /> <br />EITective and <br />IneITective Flow <br /> <br />form] <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />Total Flow <br /> <br />I <br /> <br />to,700 <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />Page 4 ot 6 <br /> <br />I <br />