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C~ <br />PIPE CULVERT ANALYSIS <br />COMPUTATION OF CULVERT PERFORMANCE CURVE <br />October 31, 1990 <br />,• <br />PROGRAM INPUT DATA: HRC-i7 <br />DESCRIPTION VALUE <br />-------------------------------------------------------------------- <br />Culvert Diameter (feet) ................................. 2.00 <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) ................................... 110.0 <br />Culvert Slope (feet per foot) ........................... 0.0700 <br />PROGRAM RESULTS: <br />Flow Tailwater Headwat er (ft) N ormal Critical Depth at Outlet <br />Rate Depth Inlet Outlet Depth Depth Outlet Velocity <br />(cfs) (ft) Control Control (ft) (ft) (ft) (f <br /> <br />1.8 1.00 0.69 <br />-6.94 <br />0.32 <br />0.96 <br />0.32 ~ <br />5. <br />--------------------------------------------------- <br />--------------------------------------------------- <br />PIPE CULVERT ANALYSIS COMPUTER PROGRAM Version 1.5 --------- <br />--------- <br />Copyright -------- <br />-------- <br />(c)1986 <br />Dodson & Associates, Inc., 7015 W. Tidwell, #107, Houston, TX 77092 <br />(713) 895-8322. All Rights Reserved. <br />~J <br />