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
/`nn.. — 1000 Onln o., — I
14
Velocity and Manning's n calculations may not apply for this method.
L
Structure #38 (Culvert)
0
Culvert Inputs:
Culvert Results:
Max. Entrance
Tailwater
Length (ft) Slope ( %) Manning's n Headwater ft Loss Coef.
(ft) O (Ke)
190.00 5.00 0.0240 5.00 0.00 0.90
Design Discharge = 35.18 cfs
Minimum pipe diameter: 1 - 30 inch pipe(s) required
Structure #37 [ Riprap Channel)
D8
Triangular Riprap Channel Inputs:
Material: Riprap
Left Right
w/o Freeboard w/ Freeboard
Design Discharge:
38.06 cfs
Depth:
0.80 ft 1.10 ft
Top Width:
3.19 ft 4.39 ft
Velocity*:
2.45 fps
X- Section Area:
1.28 sq ft
Hydraulic Radius:
0.357 ft
Froude Number *:
Manning's n *:
Dmin:
7.00 in
D50:
21.00 in
Dmax:
26.25 in
Velocity and Manning's n calculations may not apply for this method.
L
Structure #38 (Culvert)
0
Culvert Inputs:
Culvert Results:
Max. Entrance
Tailwater
Length (ft) Slope ( %) Manning's n Headwater ft Loss Coef.
(ft) O (Ke)
190.00 5.00 0.0240 5.00 0.00 0.90
Design Discharge = 35.18 cfs
Minimum pipe diameter: 1 - 30 inch pipe(s) required
Structure #37 [ Riprap Channel)
D8
Triangular Riprap Channel Inputs:
Material: Riprap
Left Right
Freeboard Freeboard Freeboard
Sideslope Sideslope Slope ( %)
35.18 cfs
Ratio Ratio
Depth (ft) % of Depth Mult. x (VxD)
2.0:1 2.0:1 0.3
0.30
Riprap Channel Results:
Simons /OSM Method - Mild Slope Design
•
Filename: Collom 1024 w east Divert 3 27.sc4 Printed 03 -27 -2011
Exh. 7- 23A -18 Revision Date: 03/25/11
Revision No.: PR -03
w/o Freeboard w/ Freeboard
Design Discharge:
35.18 cfs
Depth:
2.68 ft 2.98 ft
Top Width:
10.73 ft 11.93 ft
Velocity:
2.45 fps
Filename: Collom 1024 w east Divert 3 27.sc4 Printed 03 -27 -2011
Exh. 7- 23A -18 Revision Date: 03/25/11
Revision No.: PR -03