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
19
Velocity and Manning's n calculations may not apply for this method.
Structure #28 ( Riprap Channel)
D16
Triangular Riprap Channel Inputs:
Material: Riprag
Left Right
w/o Freeboard w/ Freeboard'
Design Discharge:
70.49 cfs
Depth:
0.59 ft 0.89 ft
Top Width:
14.35 ft 15.55 ft
Velocity*:
X- Section Area:
7.74 sq ft
Hydraulic Radius:
0.529 ft
Froude Number*:
Manning's n *:
Dmin:
2.00 in
D50:
6.00 in
Dmax:
7.50 in
Velocity and Manning's n calculations may not apply for this method.
Structure #28 ( Riprap Channel)
D16
Triangular Riprap Channel Inputs:
Material: Riprag
Left Right
Freeboard Freeboard Freeboard
Sideslope Sideslope Slope ( %)
Depth (ft) % of Depth Mult. x (VxD)
Ratio Ratio
0.33 ft 0.63 ft
2.0:1 2.0:1 9.0
0.30
Riprap Channel Results:
Simons /OSM Method - Steep Slope Design
Velocity and Manning's n calculations may not apply for this method.
•
Structure #27 (Erodible Channel)
D9
Filename: Collom 1024 w east Divert 3 27.sc4
Printed 03 -27 -2011
Exh. 7- 23A -23 Revision Date: 03/25/11
Revision No.: PR -03
w/o Freeboard w/ freeboard
Design Discharge:
9.26 cfs
Depth:
0.33 ft 0.63 ft
Top Width:
1.31 ft 2.51 ft
Velocity*:
X- Section Area:
0.21 sq ft
Hydraulic Radius:
0.147 ft
Froude Number *:
Manning's n *:
Dmin:
6.00 in
D50:
18.00 in
Dmax:
22.50 in
Velocity and Manning's n calculations may not apply for this method.
•
Structure #27 (Erodible Channel)
D9
Filename: Collom 1024 w east Divert 3 27.sc4
Printed 03 -27 -2011
Exh. 7- 23A -23 Revision Date: 03/25/11
Revision No.: PR -03