2010-12-17_REVISION - C1981019 ‎(122)‎

• Permit No: C1981019
• IBM Index Class Name: REVISION
• Doc Date: 12/17/2010
• Doc Name: Exhibit 7 Item 23 Erosion and Sedimentation Control Plan
• Type & Sequence: PR3
• Email Name: JRS
• Media Type: D
• Archive: No

•
SEDCAD 4 for Windows
Left Right
Freeboard Freeboard Freeboard
Limiting
Sideslope Sideslope Slope ( %) Manning's n
Mutt. x
Velocity
Ratio Ratio
Depth (ft) % of Depth (VxD)
(fps)
2.0:1 2.0:1 9.1 0.0350
0.30
5.5
Erodible Channel Results:
•
Structure #26 (Culvert
C6
Culvert Inputs:
Max. Taliwater Entrance
Length (ft) Slope ( %) Manning's n Headwater Loss Coef.
(ft) (ft) (Ke)
50.00 5100 0.0240 5.00 0.00 0.90
Culvert Results:
Design Discharge = 0.00 cfs
Minimum pipe diameter: 1 - 2 Inch pipe(s) required
Structure #25 (Riprap Channel)
D5
Triangular Riprap Channel Inputs:
Material: Riprap
Left Right
w/o Freeboard w/ Freeboard
Design Discharge:
0.00 ds
Depth:
0.01 ft 0.31 ft
Top Width:
0.04 ft 1.24 ft
Velocity:
0.35 fps
X- Section Area:
0.00 sq ft
Hydraulic Radius:
0.004 ft
Froude Number:
0.87
•
Structure #26 (Culvert
C6
Culvert Inputs:
Max. Taliwater Entrance
Length (ft) Slope ( %) Manning's n Headwater Loss Coef.
(ft) (ft) (Ke)
50.00 5100 0.0240 5.00 0.00 0.90
Culvert Results:
Design Discharge = 0.00 cfs
Minimum pipe diameter: 1 - 2 Inch pipe(s) required
Structure #25 (Riprap Channel)
D5
Triangular Riprap Channel Inputs:
Material: Riprap
Left Right
Freeboard Freeboard Freeboard
Sideslope Sideslope Slope ( %)
Mult. x
Ratio Ratio
Depth {ft) % of Depth
p (VxD)
2.0:1 2.0:1 9.8
0.30
•
Riprap Channel Results:
PADER Method - Steep Slope Design
w/o Freeboard w/ Freeboard
Design Discharge: 12.80 ds
Depth: 0.99 ft 1.29 ft
29
Fllename: 10 -year Coilom_Pond (With Rlser).sc 4
Exh. 7-23A-33
Printed 01 -22 -2009
I
I
Revision Date: 12/15/10
Revision No.: PR -03