Laserfiche WebLink
Civil Software Design -- SEDCAD+ Version 3.0 <br />Copyright (C) 1987-1990. Pamela J. Schwab. All rights reserved <br />Filename <br />Storm: 1.60 <br />Company Name: Peabody Coal Company <br />C:\SEDCAD3\2W\TAHRD20 User: R <br />Date: 04-09-1990 Time: 10:05:29 <br />SENECA II-W TAHRD-20 (AS-BUILT) <br />inches, 10 year-24 hour, SCS Type II <br />Hydrograph Convolution Interval: 0.1 <br />J.GEHRKE <br />hr <br />----------------------------------------- <br />----------------------------------------- <br />NON-POND STRUCTURE INPUT/OUTPUT TABLE <br />----------------------------------------- <br />----------------------------------------- <br />J1, B1, S1 <br />TAHRD-20 (AS-BUILT) <br />Drainage Area from J1, B1, S1, SWS(s)1: 14 acres <br />Total Contributing Drainage Area: 14 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) <br />---------- (ft) <br />--------- <br />-------- (~) <br />-------------- <br />-------- <br />---------- <br />9.58 --------- <br />10.0 -------- <br />3.0:1 -------------- <br />5.0:1 0.9 -------- <br />0.030 <br /> Top Hydraulic Froude <br />Depth Velocity Width Radius Number <br />(ft) <br />-------- (fps) <br />--------- (ft) <br />-------- <br />-------------- <br />-------- <br />-------- <br />0.37 --------- <br />2.24 -------- <br />13.0 -------------- <br />0.327 -------- <br />0.69 <br />• <br />• <br />Runoff Peak <br />Volume Discharge <br />(ac-ft) (cfs) <br />----------------------- <br />----------------------- <br />IN/OUT 0.82 9.58 <br />***x***************~***~***~**~*******~*****************~****************~***** <br />CJ <br />