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<br />PIPE CULVERT ANALYSIS <br />COMPUTATION Or CULVERT PERFORMANCE CURVE <br />October 3, 1989 <br />PROGRAM INPUT DATA: <br />DESCRIPTION VALUE <br />Culvert Diameter (feet) ................................. 1.50 <br />FHWA Chart Number (1,2 or 3) ............................ 2 <br />Scale Number on Chart (Type of Culvert Entrance)........ 3 <br />Manning `s Roughness Coefficient (n-value) ............... 0.0290 <br />Entrance Loss Coefficient of Culvert Opening............ 0.50 <br />Culvert Length (feet) ................................... 30.0 <br />Culvert Slcpe (feet per foot) ........................... 0.0200 <br />PROGRAM RESULTS: <br />Elow Tailwater Headwater (ft) Normal Cr itical Depth at Outlet <br />Rate Depth Inlet Outlet Depth Depth Outlet Velocity <br />(cfs) (ft) <br />---- <br />----- <br />-- Control Control (ft) (ft) (ft) (fps) <br />- <br />--- <br />--- <br />- <br />2.6 0.50 -------- <br />0.91 -------- <br />0.57 --------- <br />0.59 ------- <br />0.61 --------- <br />0.59 -------- <br />~6 <br />- <br />PIPE CULVERT ANALYS ---- ---------- <br />IS COMPUTER PROG ----- ----- - <br />RAM Version 1.5 ----- --- <br />Copyright -------- <br />(c)1986 <br />godson & Associate s, Inc., 7015 W. Tidwell, #107, Houston, TX 77092 <br />(713) 895-8322. A11 Rights Reserved . <br /> <br />12-2-117e <br />