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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: GREYSTONE DEVELOPMENT CONSULTANTS <br />Filename: C:\SCAD3\CWB\FILL1 User: CWB <br />Date: 07-20-1997 Time: 16:52:18 <br />JEFF CANYON SURFACE MINE, FILL 1: D11-D14 (100-YR), D1A-D1C (10 YR) <br />Storm: 2.90 inches, 10 year-24 hour, SCS Type II <br />Hydrograph Convolution Interval: 0.1 hr <br />NON-POND STRUCTURE INPUT/OUTPUT TABLE <br />----------------------------------------- <br />----------------------------------------- <br />J1, B1, S2 <br />UNDIST & BEN SLP: D1A ~t0~ <br />Drainage Area from J1, B1, S2, SWS(s)1-3: 4.4 acres <br />Total Contributing Drainage Area: 49.8 acres <br /> MATERIAL: Rock Riprap <br /> Trapezoidal Riprap Channel <br />Steep Slope Design - Simons/OSM Method <br />Design Bottom Manning's <br />Discharge Width ZLeft ZRight Slope n <br />(cfs) <br />---------- <br />--- (ft) ($) <br />------------------------------ <br />---------------------- <br />----- <br />- <br />--------- <br />--------- <br />- <br />------ <br />• 52.65 - <br />- <br />6.0 3.0:1 3.0:1 16.3 0.040 <br /> Top Hydraulic Froude <br />Depth Velocity Width Radius Number <br />(ft) <br />-------- <br />-------- (fps) {ft) <br />------------------------------ <br />------------------------------ <br />--------- <br />--------- <br />0.48 14.69** 8.9 0.396 4.08 <br />w/ Freeboard: 0.78 10.7 <br /> <br />** Non-uniform flow - Velocity shown is V=Q/A and may not be applicable <br />----DMax---- ---- <br />(ft) (in) (ft) <br />-------------------- <br />-------------------- <br />1.56 18.75 1.25 <br />Runoff <br />Volume <br />(ac-ft) <br />D50---- ----D10---- <br />(in) (ft) (in) <br />---------------------- <br />---------------------- <br />15.00 0.42 5.00 <br />Peak <br />Discharge <br />(cfs) <br />IN/OUT 6.19 52.65 <br />********************************************************************a********** <br />J1, B1, S3 <br />UNDIS & BEN(D13):D1B Cto) <br />• Drainage Area from J1, B1, S3, SWS(s)1-3: 0.5 acres <br />Total Contributing Drainage Area: 50.3 acres <br />MATERIAL: Rock Riprap <br />