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<br />PIPE CULVERT ANALYSIS <br />COMPUTATION OF CULVERT PERFORM <br />June 16, 1995 <br />YOAST MINE <br />CULVERT YA-3 (REVISED) <br />PROGRAM INPUT DATA: <br />CVRVS <br />DESCRIPTION VALVE <br />Culvert Diameter (feat) ................................. 4.00 <br />FHWA Chart Number (1,2 or 3) ............................ 2 <br />Scale Number on Chart (Type of Culvert Entrance)......,. 3 <br />Meaning`s Roughness Coefficient (a-value) ............... 0.0240 <br />Entrance Loss Coefficient of Culvert Opening............ 0.80 <br />Culvert Length (feet) ................................... 140.0 <br />Culvert Slope (feet per foot) ........................... 0.0500 <br />PROGRAM RESULTS: <br />Flow Tailwater Headwat er (ft) Hormel Critical Deptb at Outlet <br />Ratn Depth inlet Outlet Depth Depth Outlet Velocity <br />(cfs) (ft) Control Control (ft) (ft) (ft) (fps) <br />55.6 1.00 3.60 -2.62 1.56 2.24 1.56 12.27 <br /> -S <br />PIPE CULVERT ANALYSIS COMPUTER PROGRAM Ve rsion 1.7 Copyright (c)1986 <br />Dodson & Associates, Inc., 5629 FM 1960 W., #314, Houston, TX 77069 <br />(713) 640-3787. All Rights Reserved. <br /> <br /> <br />