2010-11-19_PERMIT FILE - C1980007 ‎(32)‎

• Permit No: C1980007
• IBM Index Class Name: Permit File
• Doc Date: 11/19/2010
• Doc Name: 25 yr - 24 hr
• Section_Exhibit Name: Exhibit 66 RPE Pond
• Media Type: D
• Archive: No

SEDCAD 4 for Windows
33
DRPE-W4
• Trapezoidal Riprap Channel Inputs:
Material: Riprap
Left Right
Bottom
Freeboard Freeboard Freeboard
Sideslo a Sideslo a Sloe
Width (ft) p p p ( )
Mult. x
Ratio Ratio
ft Depth
p () % of Depth p (VxD)
3.00 1.5:1 1.5:1 26.2
0.50
Riprap Channel Results:
PADER Method - Steep Slope Design
•
Structure #20 (Riprap Chann %�
DRPE -WS
Trapezoidal Riprap Channel Inputs:
Material: Riprap
Left Right
Bottom
w/o Freeboard w/ Freeboard
Design Discharge:
13.85 cfs
Depth:
0.53 ft 1.03 ft
Top Width:
4.60 ft 6.10 ft
Velocity:
6.82 fps
X- Section Area:
2.03 sq ft
Hydraulic Radius:
0.412 ft
Froude Number:
1.81
Manning's n:
0.0620
Dmin:
3.00 in
D50:
6.00 in
Dmax:
9.00 in
Structure #20 (Riprap Chann %�
DRPE -WS
Trapezoidal Riprap Channel Inputs:
Material: Riprap
Left Right
Bottom
Freeboard Freeboard Freeboard
a Slope Width (ft) Sideslo a Sideslo ( )
Mult. x
Ratio Ratio
Depth (ft) % of Depth
(VxD)
3.00 1.5:1 1.5:1 26.2
0.50
Riprap Channel Results:
PADER Method - Steep Slope Design
Filename: RPE Pile.sc4 Printed 10 -06 -2010
w/o Freeboard w/ Freeboard
Design Discharge:
16.93 cfs
Depth:
0.59 ft 1.09 ft
Top Width:
4.76 ft 6.26 ft
Velocity:
7.42 fps
Filename: RPE Pile.sc4 Printed 10 -06 -2010