2021-04-05_PERMIT FILE - C1981019A ‎(19)‎

• Permit No: C1981019A
• IBM Index Class Name: Permit File
• Doc Date: 4/5/2021
• Doc Name: West Taylor Pond and Channels
• Section_Exhibit Name: Exhibit 07 Item 20 Part B -ST
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
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Trib 3
Trapezoidal Vegetated Channel Inputs:
Material: Smooth brome
Bottom
Left Right Retardance Freeboard Freeboard Freeboard Limiting
Sideslope Sideslope Slope(%) Classes Mult. x Velocity
Width(ft) Ratio Ratio Depth (ft) %of Depth (VxD) (fps)
6.00 3.0:1 3.0:1 11.0 D, B 1.84 5.0
Vegetated Channel Results:
Stability Stability Capacity Capacity
Class D w/o Class D w/ Class B w/o Class B w/
Freeboard Freeboard Freeboard Freeboard
Design Discharge: 0.11 cfs 0.11 cfs
Depth: 0.05 ft 1.89 ft 0.16 ft 2.00 ft
Top Width: 6.31 ft 17.35 ft 6.97 ft 18.01 ft
Velocity: 0.33 fps 0.10 fps
X-Section Area: 0.32 sq ft 1.05 sq ft
Hydraulic Radius: 0.051 ft 0.150 ft
Froude Number: 0.26 0.05
Roughness 0.2033 1.3743
Coefficient:
Structure #28(Nulls
Null Confluence Trib 3
Structure #27(lAeQetated Channel
Trib 2
Trapezoidal Vegetated Channel Inputs:
Material: Smooth brome
Bottom
Left Right Retardance Freeboard Freeboard Freeboard Limiting
Sideslope Sideslope Slope(%) Classes Mult. x Velocity
Width(ft) Ratio Ratio Depth (ft) %of Depth (VxD) (fps)
6.00 3.0:1 3.0:1 11.0 D, B 1.49 5.0
Vegetated Channel Results:
Stability Stability Capacity Capacity
Class D w/o Class D w/ Class B w/o Class B w/
Freeboard Freeboard Freeboard Freeboard
Design Discharge: 5.26 cfs 5.26 cfs
Depth: 0.27 ft 1.76 ft 0.51 ft 2.00 ft
Top Width: 7.61 ft 16.55 ft 9.08 ft 18.02 ft
Filename:West Taylor Pond 10 YR-24 HR.sc4 Printed 01-05-2021