2017-03-20_PERMIT FILE - C1981019

• Permit No: C1981019
• IBM Index Class Name: Permit File
• Doc Date: 3/20/2017
• Doc Name: Sediment Control System for the Temporary Facilities Pond
• Section_Exhibit Name: Volume 18 Exhibit 7 Item 23 Part K
• Media Type: D
• Archive: No

SEDCAD 4 for Windows
(`nn.mnh� 1000 )nln D -in 1 Cn1.u.oK
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Structure Detail:
Structure #3 (Vegetated Channel)
South ditch
Triangular Vegetated Channel Inputs:
Material: Kentucky bluegrass
Left Right Retardance
Freeboard Freeboard Freeboard
Limiting
Sideslope Sideslope Slope (%)
Ratio Ratio Classes
Depth (ft) % of Depth Mult. x (VxD)
Velocity
(fps)
2.0:1 2.0:1 2.2 D, B
1.06 ft
7.0
Vegetated Channel Results:
Structure #1 (Vegetated Channel)
North ditch
Triangular Vegetated Channel Inputs:
Material: Kentucky bluegrass
Left Right Retardance
Stability Stability
Class D w/o Class D w/
Freeboard Freeboard
Capacity Capacity
Class B w/o Class B w/
Freeboard Freeboard
Design Discharge:
5.33 cfs
5.33 cfs
Depth:
1.06 ft
1.63 ft
Top Width:
4.23 ft
6.52 ft
Velocity:
2.38 fps
1.00 fps
X -Section Area:
2.24 sq ft
5.31 sq ft
Hydraulic Radius:
0.473 ft
0.729 ft
Froude Number:
0.58
0.20
Roughness Coefficient:
0.0562
0.1782
Structure #1 (Vegetated Channel)
North ditch
Triangular Vegetated Channel Inputs:
Material: Kentucky bluegrass
Left Right Retardance
Freeboard Freeboard Freeboard
Limiting
Sideslope Sideslope Slope (%)
Ratio Ratio Classes
Depth (ft) % of Depth Mult. x (VxD)
Velocity
(fps)
2.0:1 2.0:1 2.2 D, B
1.17 ft
7.0
Vegetated Channel Results:
Filename: TempFacilities 2524.sc4 Printed 01-03-2017
Revision No.: TR -108 Exh. 7-23K-22 Revision Date: 1/03/2017
Stability Stability
Class D w/o Class D w/
Freeboard Freeboard
Capacity Capacity
Class B w/o Class B w/
Freeboard Freeboard
Design Discharge:
7.50 cfs
7.50 cfs
Depth:
1.17 ft
1.76 ft
Top Width:
4.68 ft
7.03 ft
Velocity:
2.74 fps
1.21 fps
Filename: TempFacilities 2524.sc4 Printed 01-03-2017
Revision No.: TR -108 Exh. 7-23K-22 Revision Date: 1/03/2017