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<br />TRAPEZOIDAL CHANNEL ANALYSIS <br />CRITICAL DEPTH COMPUTATION <br />April 8, 1991 <br />SENECA II-W MINE <br />POND 006 PHASE-II <br />SPILLWAY CHANNEi, <br />PROGRAM INPUT DATA: <br />DESCRIPTION <br />VALUE <br />• Flow Rate (cubic feet per second) ....................... 187.5 <br />Manning`s Roughness Coefficient (n-value) ............... 0.0400 <br />Channel Side Slope - Left Side (horizontal/vertical).... 3.00 <br />Channel Side Slope - Right Side (horizontal/vertical)... 3.00 <br />Channel Bottom Width {feet) ............................. 15.0 <br />PROGRAM RESULTS: <br />DESCRIPTION VALUE <br />Critical Depth (feet) ................................... 1.52 <br />Critical Slope (feet per foot) .......................... 0.0224 <br />Flow Velocity (feet per second) ......................... 6.30 <br />Fraude Number ............................................ 1.000 <br />Velocity Head (feetl .................................... 0.62 <br />Energy Head (feet) ...................................... 2.14 <br />Cross-Sectional Area of Flow (square feet) .............. 29.75 <br />Top Width of Flow (feet) ................................ '14.13 <br />-------------------------------------------------------------------- <br />-------------------------------------------------------------------- <br />• TRAPEZOIDAL CHANNEL ANALYSIS COMPU'I'E7t PROGRAM, Version 1.3 Ic) 1986 <br />Dodson & associates, Inc., 7015 W. Tidwell, #107, Houston, TY 77092 <br />(7131 895-8322. A manual with equations & flow chart is available. <br />