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

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SEDCAD 4 for Windows
4000 —In D-1m I Crl...,K
17
Velocity and Manning's n calculations may not apply for this method.
•
Structure #32 (Culvert)
C5
Culvert Inputs:
Culvert Results:
Max. Tailwater Entrance
Length (ft) Slope ( %) Manning's n Headwater ft Loss Coef.
(ft) O (Ke)
50.00 5.00 0.0240 5.00 0.00 0.9(
Design Discharge = 3.65 cfs
Minimum pipe diameter: 1 - 10 inch pipe(s) required
Structure #31 (Erodible Channel)
NC5
Triangular Erodible Channel Inputs:
Material: Cobbles and shingles
Left Right
w/o freeboard w/ Freeboard
Design Discharge:
3.65 cfs
Depth:
0.15 ft 0.45 ft
Top Width:
0.60 ft 1.80 ft
Velocity *:
2.0:1 2.0:1 6.8 0.0350
X- Section Area:
0.04 sq ft
Hydraulic Radius:
0.067 ft
Froude Number *:
Manning's n *:
Dmin:
5.00 in
D50:
15.00 in
Dmax:
18.75 in
Velocity and Manning's n calculations may not apply for this method.
•
Structure #32 (Culvert)
C5
Culvert Inputs:
Culvert Results:
Max. Tailwater Entrance
Length (ft) Slope ( %) Manning's n Headwater ft Loss Coef.
(ft) O (Ke)
50.00 5.00 0.0240 5.00 0.00 0.9(
Design Discharge = 3.65 cfs
Minimum pipe diameter: 1 - 10 inch pipe(s) required
Structure #31 (Erodible Channel)
NC5
Triangular Erodible Channel Inputs:
Material: Cobbles and shingles
Left Right
Freeboard Freeboard Freeboard
Limiting
Sideslope Sideslope Slope ( %) Manning's n
Depth (ft) % of Depth Mult. x (VxD)
Velocity
(fps)
Ratio Ratio
0.04 ft 1.24 ft
Velocity:
2.0:1 2.0:1 6.8 0.0350
0.30
5.5
Erodible Channel Results:
•
Filename: Collom 1024 w east Divert 3 27.sc4 Printed 03 -27 -2011
Exh. 7- 23A -21 Revision Date: 03/25/11
Revision No.: PR -03
w/o Freeboard w/ Freeboard
Design Discharge:
0.00 cfs
Depth:
0.01 ft 0.31 ft
Top Width:
0.04 ft 1.24 ft
Velocity:
0.30 fps
X- Section Area:
0.00 sq ft
Hydraulic Radius:
0.004 ft
Filename: Collom 1024 w east Divert 3 27.sc4 Printed 03 -27 -2011
Exh. 7- 23A -21 Revision Date: 03/25/11
Revision No.: PR -03