2018-09-04_PERMIT FILE - C1981019 ‎(3)‎

• Permit No: C1981019
• IBM Index Class Name: Permit File
• Doc Date: 9/4/2018
• Section_Exhibit Name: Exhibit 07 Item 15 Haul Road A Upper and Lower Ditches
• Media Type: D
• Archive: No

SEDCAD 4 for Windows
Max. Tailwater Entrance
Length (ft) Slope (%) Manning's n Headwater Loss Coef.
(ft) () (Ke)
250.00 5.00 0.0150 2.00 0.00 0.90
Culvert Results:
Design Discharge = 0.09 cfs
Minimum pipe diameter: 1 - 4 inch pipe(s) required
Structure #3 (Erodible Channell
Highway Ditch
Triangular Erodible Channel Inputs:
Material: Shales and hardpans
Left Right
Freeboard Freeboard Freeboard
Limiting
Sideslope Sideslope Slope (%) Manning's n
Mult. x
Velocity
Ratio Ratio
Depth (ft) % of Depth (VxD)
(fps)
1.5:1 6.0:1 8.0 0.02501 6.0
Erodible Channel Results:
Structure #9 (Cu/vert)
Highway Cu/vert
Culvert Inputs:
Max. Tailwater Entrance
Length (ft) Slope (%) Manning's n Headwater Loss Coef.
(ft) (ft) (Ke)
250.00 3.00 0.0150 2.00 0.00 0.90
Culvert Results:
Design Discharge = 0.12 cfs
Minimum pipe diameter: 1 - 4 inch pipe(s) required
Structure #11 (Vegetated Channel)
Native Channel
Filename. Toe Ditch Design 8-8-18.sc4
rA
Printed 08-08-2018
w/o Freeboard w/ Freeboard
Design Discharge:
0.10 cfs
Depth:
0.10 ft
Top Width:
0.78 ft
Velocity:
2.29 fps
X -Section Area:
0.04 sq ft
Hydraulic Radius:
0.050 ft
Froude Number:
1.77
Structure #9 (Cu/vert)
Highway Cu/vert
Culvert Inputs:
Max. Tailwater Entrance
Length (ft) Slope (%) Manning's n Headwater Loss Coef.
(ft) (ft) (Ke)
250.00 3.00 0.0150 2.00 0.00 0.90
Culvert Results:
Design Discharge = 0.12 cfs
Minimum pipe diameter: 1 - 4 inch pipe(s) required
Structure #11 (Vegetated Channel)
Native Channel
Filename. Toe Ditch Design 8-8-18.sc4
rA
Printed 08-08-2018