Laserfiche WebLink
Table 2.05.3(4)(d)-12 <br />• Civil Software Design -- SEDCAD+ Version 3.1 <br />Copyright (C) 1987-199'2. Pamela J. Schwab. All rights reserved. <br />Company Name: J. E. STOVER & ASSOCIATES <br />Filename: D:\SEDCAD3\RCM100 User: JES <br />RED CANYON MINE - UPPER DIVERSION DITCH - REFUSE PILE <br />Storm: '2.80 inches, 100 year-'L4 hour, SCS Type II <br />Hydrograph Convolution Interval: 0.1 hr <br />----------------------------------------- <br />----------------------------------------- <br />NON-POND STRUCTURE INPUT/OUTPU'P TABLE <br />----------------------------------------- <br />----------------------------------------- <br />J1, B1, S1 <br />UPPER DIV. DITCH <br />Drainage Area from J1, B1, S1, SWSlsll: 4.8 acres <br />Total Contributing Drainage Area: X1.8 acres <br />MATERIAL: STIFF CLAY, VERY COLLOIDAL <br />Trapezoidal Earthen Channel <br />Limiting Variable: Velocity = 5.000 f'ps <br />Sediment-laden Water <br />• Design Bottom Manning's <br />Discharge Width ZLeft ZRight Slope n <br />(cfs) (ft) (%1 <br />------------------------------------------------- <br />------------------------------------------------- <br />4.18 2.U 1.5:1 1.5:1 4.0 0.025 <br />Top Hydraulic Froude <br />Depth Velocity Width Radius Number <br />(ft) (fps) (ft) <br />----------------------------------------------- <br />----------------------------------------------- <br />0.34 4.91 3.0 0.264 1.63 <br />w/ Freeboard: 0.64 3.9 <br />Runofl' Peak <br />Volume Discharge <br />(ac-ftl lcfs) <br />----------------------------- <br />----------------------------- <br />IN/OUT 0.31 <1.18 <br />t*~#*xx*****#*~s3xx*~****##rstt**t*##*x*##*xx#**t*s*******#**#*#tt#***~#***t*#* <br />CHANNEL SLOPE VERSUS REQUIRED DEPTH ANALYSIS <br />Slope Required Depth Velocity fps <br />With 0.3' Freeboard <br />• 18 0.80' 3.02 <br />28 0.71' 3.85 <br />38 0.67' 4.44 <br />4$ 0.64' 4.90 <br />Rev. March 9, 1994 <br />