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CJ <br />PIPE CULVERT ANALYSIS <br />COMPUTATION OF CULVERT PERFORMANCE CURVE <br />October 30, 1990 <br />PROGRAM INPUT DATA; HRC-A7 <br />DESCRIPTION VALUE <br />-------------------------------------------------------------------- <br />Culvert Diameter (feet) ................................. 3.00 <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) ............... 0.0240 <br />Entrance Loss Coefficient of Culvert Opening............ 0.50 <br />Culvert Length (feet) ................................... 160.0 <br />Culvert Slope (feet per foot) ........................... 0.0800 <br />PROGRAM RESULTS: <br />Flow Tailwater Headwater (ft) Normal Critical Depth at Outlet <br />Rate Depth Inlet Outlet Depth Depth Outlet Velocity <br />(cfs) (ft) Control Control (ft) (ft) (ft) (fps) <br />• -- - ---- -- ------- -------- --------- ----- -- -- -- - <br />26.2 2.00 2.63 -9.32 1.09 1.65 1.04 12.10 <br />-------------------------------------------------------------------- <br />-------------------------------------------------------------------- <br />PIPE CULVERT ANALYSIS COMPUTER PROGRAM Version 1.5 Copyright (c)1986 <br />Dodson &~ Associates, Inc., 7015 W. Tidwell, #107, Houston, TX 77092 <br />(713) 895-8322, All Rights Reserved. <br />• <br />