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Civil Software Design -- SBDCAD+ Version 3.1 <br />Copyright (C) 1987-1992. Pamela J. Schwab. All rights reserved. <br />Company Name: PEABODY WESTERN COAL COMPANY <br />Filenames C:~SEDCAD3~YOAST~PI3ASB10 Vser: NOA <br />Date: 11-25-1997 Time: 12:36:07 <br />SEDI6D:NT POND 11 AS-BUILT (lOYR.-24HR. PRECIP. EVENT 1.7 INCH) <br />Storm: 1.70 inches, 10 year-26 hour, SCS Typa II <br />Hydrograph Convolution Interval: 0.1 hr <br />POND INPUT/OUTPUT TABLE <br />J1, B1, S1 <br />POND 011 AS-BUILT <br />Drainag® Area from J1, B1, S1, SWS(s)1-2: 161.3 acres <br />Total Contributing Drainage Area: 141.3 acres <br />DISCHARGE OPTIONS: <br />Trickle Emergency <br />Tuba Spillway <br />Riser Diameter (ia) ---- ---- <br />Riser Height (fL) ---- ---- <br />Barrel Diameter (ia) 12.0 ---- <br />Barrel Length (ft) 90.00 ---- <br />Barrel slope (~) 10.00 ---- <br />Manniag'e n of Pipe 0.024 ---- <br />Spillway Elevation 7004.4 ---- <br />Lowest Elevation of Holes ---- ---- <br />~' of Holes/Elevation ---- ---- <br />Entrance Lose Coefficient 0.9 ---- <br />Tailwater Depth (ft) 1.0 ---- <br />Notch Angle (degrees) ---- ---- <br />Weir Width (ft) ---- ---- <br />Siphon Crest Elevation ---- ---- <br />Siphon Tube Diameter (in) ---- ---- <br />Siphon Tube Length (ft) ---- ---- <br />Maaniag's a of Siphon ---- ---- <br />Siphon Islet 8levation ---- ---- <br />Siphon Outlet Elevation ---- ---- <br />Emergency 8pillwap Elevation ---- 7007.0 <br />Crest Length (ft) ---- 30.0 <br />2:1 (Left and Right) -- -- 3.0 3.0 <br />Bottom Width (ft) ---- 15.0 <br /> <br /> <br />POND RESULTS: <br />Sediment Permanent Dead Sediment <br />Storages Pool 6pace Algorithm <br />(ac-ft) (ac-ft) (!) <br /> <br />0.29 2.88 20.00 DEPOSITS <br />