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Civil Software Design -- SEDCAD+ Version 3.1 <br />Copyright (C) 1987-1992. Pamela J. Schwab. All rights reserved. <br />Company Name: P&M Coal Mining Company <br />Filename: A:\WEST\RIDGE User: WMB <br />Date: 10-15-1992 Time: 14:25:13 <br />EDNA MINE WEST RIDGE PERMANENT IMPOUNDMENT <br />Storm: 2.04 inches, 25 year-24 hour, SCS Type II <br />H,ydrngraph Convolution Interval: 0.1 hr <br />--------------------------- <br />--------------------------- <br />POND INPUT/OUTPUT TABLE <br />--------------------------- <br />--------------------------- <br />J1, B1, S1 <br />WEST RIDGE <br />Drainage Area from J1, B1, S1, SWS(sll: 918.7 acres <br />Total Contributing Drainage Area: 918.7 acres <br />DISCHARGE OPTIONS: <br />Trickle Emergency <br />Tube Spillway <br />Riser Diameter (in) ---- ---- <br />iser Height (ftl ---- ---- <br />rel D iameter (inl 36.0 ---- <br />arrel Length (ftl 52.00 ---- <br />Barrel Slope (X) 2.00 ---- <br />Manning' s n of Pipe 0.024 ---- <br />Spillway Elevat ion 9.0 ---- <br />Lowest Elevation of Holes ---- ---- <br /># of Holes/Elevation ---- ---- <br />Entrance Loss Coefficient 0.9 ---- <br />Tailwater Depth Ift) 0.0 ---- <br />Notch Angle (degrees) ---- ---- <br />Weir Width (ftl ---- ---- <br />Siphon Crest Elevation ---- ---- <br />Siphon Tube Diameter (in) ---- ---- <br />Siphon Tube Length (ft) ---- ---- <br />Manning's n of Siphon ---- ---- <br />Siphon Inlet Elevation ---- ---- <br />Siphon Outlet Elevation ---- ---- <br />Emergency Spillway Elevation ---- 12.0 <br />Crest Length (ft) ---- 20.0 <br />(Left and Right) -_--_- 1 1 <br />tom Width (ft) 30.0 <br />POND RESULTS: <br />Permanent <br />Pool <br />