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
Structure #17 (Cu/veru
Highway Culvert
Culvert Inputs:
Max. Tailwater Entrance
Length (ft) Slope (%) Manning's n Headwater ft Loss Coef.
(ft) () (Ke)
250.00 3.00 0.0150 2.00 0.00 0.90
Culvert Results:
Design Discharge = 0.03 cfs
Minimum pipe diameter: 1 - 2 inch pipe(s) required
Structure #20 (Riprap Channel
Lower Ditch
Trapezoidal Riprap Channel Inputs:
Material: Riprap
Left Right
Bottom
Freeboard Freeboard Freeboard
Sideslope Sideslope Slope (%)
Width (ft) Ratio Ratio
Mult. x
Depth (ft) % of Depth
Depth:
(VxD)
2.00 2.0:1 2.0:1 6.7
4.44 ft
Riprap Channel Results:
PADER Method - Steep Slope Design
14
Filename: Toe Ditch Design 8-8-18.sc4 Printed 08-08-2018
w/o Freeboard w/ Freeboard
Design Discharge:
10.06 cfs
Depth:
0.61 ft
Top Width:
4.44 ft
Velocity:
5.12 fps
X -Section Area:
1.97 sq ft
Hydraulic Radius:
Froude Number:
Manning's n:
Dmin:
0.416 ft
1.35
0.0420
2.00 in
D50:
Dmax:
3.00 in
4.50 in
14
Filename: Toe Ditch Design 8-8-18.sc4 Printed 08-08-2018