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IDAHO CREEK RESOURCE TA 91-156 <br /> WELD COUNTY, COLORADO 24-Jan-92 <br /> Tuttle Applegate DSJ <br /> OPEN CHANNEL FLOW NEW CHANNEL CAPACITY <br /> MANNING' S EQUATION FLOW CALCULATIONS <br /> 05 010 <br /> DESIGN FLOW 234.0 CFS 327.0 CFS � <br /> ---------------------------------------------- <br /> BOTTOM WIDTH (FT) 10.0 10.0 <br /> SIDE SLOPE H: V 1 3.0 3.0 <br /> CHANNEL SLOPE (%) 0. 24% 0.24% <br /> MANNING' S N 0. 035 0. 035 <br /> FLOW DEPTH (FT) 3.36 4.00 <br /> FREEBOARD (FT) 0.00 0.00 <br /> DITCH DEPTH (FT) 3. 36 4.00 <br /> ----------------------------------------- <br /> WETTED PRMTR (FT) 31 .25 35.30 <br /> FLOW AREA (SF) 67.47 89.00 <br /> HYDR RADIUS (FT) 2. 16 2.49 <br /> - -------------------------------- - <br /> VELOCITY (FT/SEC) 3. 47 3.82 <br /> WATER TOP W (FT) 30. 2 34.0 <br /> DITCH TOP W (FT) 30.2 34. 0 <br /> FLOW (CFS) 234.4 336.5 <br /> HYDR DEPTH 2. 24 2.59 <br /> FRDUDE NO. 0. 41 0.42 C 0.80; GOOD <br /> --------------------------------------------------- <br /> VELOCITY (FPS) 3.47 3.82 <br /> * FLOW (CFS) 234. 4 336.5 <br /> --------------------------------------------------- <br />