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<br />..'" ~- -.. <br /> <br />. . .. <br /> <br />. .. ... <br /> <br />'. .. <br /> <br />:., 0... " <br /> <br />. <br /> <br />. <br /> <br />~ <br /> <br />Slope = 0.0005 <br />Side Slope = 2.5:1 <br />Mannings Coefficient = 0.035 <br />Qc = 173.3 <br /> <br />Using the nomograph for this channel the flow (Qc) will require a bottom width of <br />25 feet and a depth of 3.1 feet. <br /> <br />The design of the overflow ditch given above is presented in Attachment No. 88. <br /> <br />.. . ..... <br /> <br />. 0..... <br /> <br />: ":. o. <br /> <br />. .... .. <br /> <br />o ...0.. <br /> <br />'. <br />.. . <br /> <br />-23- <br /> <br />..~.' . '0 <br /> <br />.', w," <br /> <br />. . <br />... .; .1" . 0.". ..' .0 0 <br /> <br />. '"7,-1'- .r~: <br /> <br />.. .... . <br /> <br />". -... \..' <br /> <br />0..... ..' <br />