2010-11-19_PERMIT FILE - C1980007 ‎(27)‎

• Permit No: C1980007
• IBM Index Class Name: Permit File
• Doc Date: 11/19/2010
• Doc Name: 10 yr - 24 hr ‎(DCW-1A, -1B, -5, CCW-5, DCW-7, -10)‎
• Section_Exhibit Name: Exhibit 66 Clean Water
• Media Type: D
• Archive: No

SEDCAD 4 for Windows
12
w/o Freeboard w/ Freeboard
Froude Number: 1.67
Structure #6 (Erodible Channel
DSL Y -IM
Triangular Erodible Channel Inputs:
Material: Graded silts to cobbles when colloidal
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 1.5:1 3.0 0.0300
0.30
4.0
Erodible Channel Results:
1 r
u
Structure #10 ( R/prap Channe /�
DCW -12
Trapezoidal Riprap Channel Inputs:
Material: Riprap
Left Right
Bottom
w/o Freeboard w/ Freeboard
Design Discharge:
0.11 cfs
Depth:
0.20 ft 0.50 ft
Top Width:
0.61 ft 1.51 ft
Velocity:
1.65 fps
X- Section Area;
0.06 sq ft
Hydraulic Radius:
0.084 ft
Froude Number:
0.92
Structure #10 ( R/prap Channe /�
DCW -12
Trapezoidal Riprap Channel Inputs:
Material: Riprap
Left Right
Bottom
Freeboard Freeboard Freeboard
Sideslope Sideslope Slope ( %)
Width (ft)
Mult. x
Ratio Ratio
ft Depth
p () % of Depth p (VxD)
4.00 1.5:1 1.5:1 25.01
0.30
Riprap Channel Results:
PADER Method - Mild Slope Design
Filename: DCW10,11,12 CCW10.sc4
Printed 10 -07 -2010
... .. . ..:_. _,.;;- - ,tea- ..._„xK�� ..: �.r =�•.k . �' ..- u..:€��'. x.,:. ux: .z, ;
w/o Freeboard w/ Freeboard
Design Discharge:
0.62 cfs
Depth:
0.00 ft
Top Width:
0.00 ft
Velocity:
0.00 fps
X- Section Area:
0.00 sq ft
Filename: DCW10,11,12 CCW10.sc4
Printed 10 -07 -2010
... .. . ..:_. _,.;;- - ,tea- ..._„xK�� ..: �.r =�•.k . �' ..- u..:€��'. x.,:. ux: .z, ;