2011-06-20_REVISION - C1981019 ‎(4)‎

• Permit No: C1981019
• IBM Index Class Name: Revision
• Doc Date: 6/20/2011
• Doc Name: Revised 3/28/2011 Exhibit 7 Item 23
• Type & Sequence: PR3
• Media Type: D
• Archive: No

SEDCAD 4 for Windows
26
Structure #14 (Riprap Channel
RD3
Trapezoidal Riprap Channel Inputs:
Material: Riprap
i
Bottom Left Right
w/o Freeboard w/ Freeboard
Depth:
1.33 ft 1.63 ft
Top Width:
10.31 ft 11.51 ft
Velocity:
8.67 fps
X- Section Area:
10.17 sq ft
Hydraulic Radius:
0.930 ft
Froude Number:
1.54
Manning's n:
0.0460
Dmin:
3.00 in
D50:
6.00 in
Dmax:
9.00 in
Structure #14 (Riprap Channel
RD3
Trapezoidal Riprap Channel Inputs:
Material: Riprap
i
Bottom Left Right
Freeboard Freeboard Freeboard
Sideslope Sideslope Slope ( %)
Width (ft) Ratio Ratio
Depth (ft) % of Depth Mult. x (VxD)
5.00 2.0:1 2.0:1 4.4
0.30
Riprap Channel Results:
PADER Method - Steep Slope Design
Structure #13 (Riprap Channel,
RD2
Trapezoidal Riprap Channel Inputs:
Material: Riprap
Filename: Collom 1024 w east Divert 3 27.sc4 Printed 03 -27 -2011
Exh. 7- 23A -30 Revision Date: 03/25/11
Revision No.: PR -03
w/o Freeboard w/ Freeboard
Design Discharge:
284.36 cfs
Depth:
2.79 ft 3.09 ft
Top Width:
16.16 ft 17.36 ft
Velocity:
9.64 fps
X- Section Area:
29.51 sq ft
Hydraulic Radius:
1.689 ft
Froude Number:
1.26
Manning's n:
0.0460
Dmin:
5.00 in
D50:
9.00 in
Dmax:
12.00 in
Structure #13 (Riprap Channel,
RD2
Trapezoidal Riprap Channel Inputs:
Material: Riprap
Filename: Collom 1024 w east Divert 3 27.sc4 Printed 03 -27 -2011
Exh. 7- 23A -30 Revision Date: 03/25/11
Revision No.: PR -03