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2018-01-31_PERMIT FILE - C1981019A (8)
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2018-01-31_PERMIT FILE - C1981019A (8)
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Last modified
5/18/2021 3:11:19 PM
Creation date
3/27/2018 9:32:01 AM
Metadata
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Template:
DRMS Permit Index
Permit No
C1981019A
IBM Index Class Name
Permit File
Doc Date
1/31/2018
Doc Name
West Taylor Sedimentation Pond
Section_Exhibit Name
Exhibit 07 Item 20 Part C -ST
Media Type
D
Archive
Yes
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SEDCAD 4 for Windows <br />(`nrninnhT 1QQR _�f1�(1 P�mol� I Crh—h <br />5 <br />Structure Detail; <br />Structure #12 CVeOetated Channel <br />East Terrace Ditch <br />Triangular Vegetated Channel Inputs: <br />Material: Tall fescue <br />Left RightFreeboard Freeboard Freeboard Limiting <br />Retardance <br />Sideslope Sideslope Slope (%) Mult. x Velocity <br />Ratio Ratio Classes Depth (ft) % of Depth (VxD) (fps) <br />3.0:1 1.5:1 1.5 D, B 2.00 5.0 <br />Vegetated Channel Results: <br />Structure #10 (9/ rap Chann <br />ETD -1 - East Trib Ditch <br />Trapezoidal Riprap Channel Inputs: <br />Material: Riprap <br />Bottom Left Right Freeboard Freeboard Freeboard <br />Width (ft) Sideslope Sideslope Slope (%) De Mult. x <br />Ratio Ratio Depth (ft) % of Depth (VxD) <br />12.00 3.0:1 3.0:1 3.4 2.00 <br />Riprap Channel Results: <br />Simons/OSM Method - Steep Slope Design <br />Filename. TR -117 Post Mining 25 YR 24 HR.sc4 Printed 11-10-2017 <br />Stability <br />Class D w/o <br />Freeboard <br />Stability <br />Class D w/ <br />Freeboard <br />Capacity <br />Class B w/o <br />Freeboard <br />Capacity <br />Class B w/ <br />Freeboard <br />Design Discharge: <br />12.65 cfs <br />12.65 cfs <br />Depth: <br />Top Width: <br />1.42 ft <br />6.37 ft <br />3.42 ft <br />15.37 ft <br />2.08 ft <br />9.35 ft <br />4.08 ft <br />18.35 ft <br />Velocity: <br />2.81 fps <br />1.30 fps <br />X -Section Area: <br />4.51 sq ft <br />9.71 sq ft <br />Hydraulic Radius: <br />0.647 ft <br />0.949 ft <br />Froude Number: <br />0.59 <br />0.23 <br />Roughness Coefficient: <br />0.0486 <br />0.1352 <br />Structure #10 (9/ rap Chann <br />ETD -1 - East Trib Ditch <br />Trapezoidal Riprap Channel Inputs: <br />Material: Riprap <br />Bottom Left Right Freeboard Freeboard Freeboard <br />Width (ft) Sideslope Sideslope Slope (%) De Mult. x <br />Ratio Ratio Depth (ft) % of Depth (VxD) <br />12.00 3.0:1 3.0:1 3.4 2.00 <br />Riprap Channel Results: <br />Simons/OSM Method - Steep Slope Design <br />Filename. TR -117 Post Mining 25 YR 24 HR.sc4 Printed 11-10-2017 <br />
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