2016-08-24_PERMIT FILE - C1981008 ‎(23)‎

• Permit No: C1981008
• IBM Index Class Name: Permit File
• Doc Date: 8/24/2016
• Doc Name: Pond 018 Sediment Control System
• Section_Exhibit Name: Section 2.05.3‎(3)‎ Attachment 2.05.3‎(3)‎-28
• Media Type: D
• Archive: No

SEDCAD 4 for Windows
I
Structure Detail:
Structure #4 (Vegetated Channel
Pond 018 East Ditch
Trapezoidal Vegetated Channel Inputs:
Material: Smooth brome
Left Right
Bottom Retardance
Freeboard Freeboard Freeboard
Limiting
Sideslope Sideslope Slope (%)
Width (ft) Ratio Ratio Classes
Depth (ft) % of Depth Mult. x (VxD)
Velocity
(fps)
8.00 3.0:1 3.0:1 5.0 D, B
0.30
7.0
Vegetated Channel Results:
Structure #5 (Culvert)
Culvert C176 on East ditch into pond
Culvert Inputs:
Max. Tailwater Entrance
()
Length (ft) Slope (%) Manning's n Headwater ft Loss Coef.
(ft) (Ke)
70.00 2.50 0.0240 2.50 1.00 0.9(
Culvert Results:
Design Discharge = 6.57 cfs
Minimum pipe diameter: 1 - 18 inch pipe(s) required
Structure #3 (Vegetated Channel
C4A Ditch
Trapezoidal Vegetated Channel Inputs:
Material: Smooth brome
Filename: RevNH2 Pond 018 w Ditch 10024 042016.sc4 Printed 04-21-2016
Attachment 2.05.3(3)-28 Revision Date: 04/21/2016
Page 26 Revision No.: TR -72
Stability
Class D w/o
Freeboard
Stability
Class D w/
Freeboard
Capacity
Class B w/o
Freeboard
Capacity
Class B w/
Freeboard
Design Discharge:
6.57 cfs
6.57 cfs
Depth:
0.33 ft
0.63 ft
0.64 ft
0.94 ft
Top Width:
9.98 ft
11.78 ft
11.82 ft
13.62 ft
Velocity:
2.21 fps
1.04 fps
X -Section Area:
2.97 sci ft
6.30 sci ft
Hydraulic Radius:
0.294 ft
0.524 ft
Froude Number:
0.72
0.25
Roughness Coefficient:
0.0665
0.2078
Structure #5 (Culvert)
Culvert C176 on East ditch into pond
Culvert Inputs:
Max. Tailwater Entrance
()
Length (ft) Slope (%) Manning's n Headwater ft Loss Coef.
(ft) (Ke)
70.00 2.50 0.0240 2.50 1.00 0.9(
Culvert Results:
Design Discharge = 6.57 cfs
Minimum pipe diameter: 1 - 18 inch pipe(s) required
Structure #3 (Vegetated Channel
C4A Ditch
Trapezoidal Vegetated Channel Inputs:
Material: Smooth brome
Filename: RevNH2 Pond 018 w Ditch 10024 042016.sc4 Printed 04-21-2016
Attachment 2.05.3(3)-28 Revision Date: 04/21/2016
Page 26 Revision No.: TR -72