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Civil Software Design -- SEDCAD+ Version 3.0 <br />• Copyright (C) 1987-1990. Pamela J. Schwab. All rights reserved. <br />Company Name: Peabody Coal Company <br />Filename: C:\SEDCAD3\2W\TAARDI User: R.J.GEHRKE <br />Date: 04-09-1990 Time: 11:02:0 <br />SENECA II-W TAARD-1 (SAVAGE SHOP ACCESS ROAD) <br />Storm: 1.60 inches, 10 year-24 hour, SCS Type II <br />Hydrograph Convolution Interval: 0.1 hr <br />--------------------------------------=-- <br />----------------------------------------- <br />NGN-POND STRUCTURE INPUT/OUTPUT TABLE <br />----------------------------------------- <br />----------------------------------------- <br />J1, 81, S1 <br />TAAHRD-1 (SHOP ACCESS ROAD) <br />Drainage Area from J1, 81, S1, SWS(s)1: 3 acres <br />Total Contributing Drainage Area: ~ acres <br />MATERIAL: GRADED SILTS TO COBBLES COLLOIDAL <br />Trapezoidal Earthen Channel <br />Limiting Variable: Velocity = 5.500 fps <br />Sediment-laden water <br />Design Bottom Manning's <br />• Discharge Width ZLeft ZRight Slope n <br />--(cfs)-----(ft)--------------------~%)---------- <br />------------------------------------------------- <br />2.26 10.0 5.O:t 3.0:1 4.0 0.030 <br />Top Hydraulic Froude <br />Depth Velocity Width Radius Number <br />(ft) (fps) (fit) <br />----------------------------------------------- <br />----------------------------------------------- <br />0.10 2.12 10.8 0.098 1.13 <br />Runoff Peak <br />Volume Discharge <br />(ac-ft) (cfs) <br />----------------------- <br />----------------------- <br />IN/OUT 0.18 2.26 <br />• <br />