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<br />Table 5.2 <br /> <br />HEC-6 Single-Event Results <br /> <br />Arkansas River at La Junta, Colorado <br /> <br />100-Year Flood <br /> <br /> Existing Project #3 Project #4 <br /> 4 Bed 1 4 Bed 2 Va y4 4 Bed 4 Bed V Y 4 Bed 4 Bed V Y <br />Section Peak End max max Peak End max max Peak End max max <br />NlJIt>er (ft) (ft) (ftls) (ft) (ft) (ft) (ft/s) (ft) (ft) (ft) (ft/s) (ft) <br />1194.2 -0.1 -0.2 5.0 5.7 -0.1 -0.2 5.0 5.7 -0.1 -0.2 5.0 5.7 <br />1194.9 +0.1 +0.2 3.9 6.0 +0.1 +0.3 3.9 6.0 +0.1 +0.3 3.9 6.1 <br />1195.6 +0.1 +0.1 4.1 5.4 +0.1 +0.3 4.1 5.4 +0.1 +0.4 4.1 5.7 <br />1196.3 -0.3 -0.6 4.5 3.6 -0.3 -0.3 4.5 3.5 -0.3 +0.1 4.5 3.5 <br />1196.5 -0.1 -0.3 3.4 4.2 +0.2 +0.2 3.4 4.2 +0.1 +0.5 3.4 4.2 <br />1196.7 +0.2 +0.3 3.1 5.3 +2.2 +2.8 3.9 4.1 +2.8 +2.8 4.2 3.7 <br />1196.9 -0.1 -0.2 4.4 4.2 -0.1 +2.0 4.4 5.3 -0.8 +0.4 4.0 5.8 <br />1197.2 -0.1 +0.1 3.8 5.6 -0.1 -0.1 8.3 7.2 -1.3 -1.2 11.8 6.5 <br />1197.7 +0.1 +0.3 3.8 4.8 -0.8 -1.0 7.6 10.5 -0.9 -1.3 9.5 13.7 <br />1197.9 +0.4 +0.8 3.7 4.9 -1.0 -1.3 7.5 11.9 -0.6 -1.4 8.0 14.6 <br />1198.1 +0.3 +0.5 3.9 4.8 -0.1 -1.3 7.9 11.2 -0.5 -1.2 7.7 14.1 <br />1198.4 -0.1 +0.2 4.9 4.6 -1.0 -1.0 5.8 13.8 0.0 -0.2 5.3 15.0 <br />1198.8 -0.1 +0.4 3.8 5.2 -1.4 -1.2 8.1 11.4 -0.7 -0.9 7.3 12.6 <br />1198.9 0.0 +0.3 4.6 4.0 -1.2 -1.0 4.8 11.5 -0.4 -0.8 5.9 12.6 <br />1199.2 +0.7 +0.9 3.8 8.0 +2.0 +1.3 4.4 9.4 +2.5 +1.5 5.1 10.7 <br />1199.3 +1.6 +1.1 5.1 6.8 +1.3 0.0 5.4 9.8 -0.4 -1.0 6.7 10.6 <br />1199.5 +0.1 -0.2 3.7 5.3 +0.3 -0.5 4.7 8.2 -1.0 -1.6 5.8 10.7 <br />1199.7 -0.4 -0.6 5.6 5.4 +0.4 -0.9 5.1 7.1 +0.8 -0.5 5.1 9.9 <br />1200.1 0.0 -0.1 4.5 6.5 +1.1 +1.0 5.1 7.0 -0.1 -0.4 6.1 9.9 <br />1200.5 +0.3 0.0 4.8 5.7 -0.2 -0.3 5.6 7.5 -0.2 -0.6 6.3 9.6 <br />1201.0 +1.0 +3.6 5.5 7.2 0.0 +4.0 7.8 9.7 +0.2 +3.9 7.1 10.3 <br /> <br />1 Change in bed elevation fran initial bed at peak flow. <br /> <br /> <br />2 Change in bed elevation fran initial bed at end of flood event. <br /> <br /> <br />a Maximum mean flow velocity at section. <br /> <br />4 Maximum water depth at section. <br /> <br />64 <br />