2015-09-09_PERMIT FILE - C1981019A ‎(11)‎

• Permit No: C1981019A
• IBM Index Class Name: Permit File
• Doc Date: 9/9/2015
• Doc Name: Permanent Channel Design
• Section_Exhibit Name: Exhibit 07 Item 20 Part E -ST
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
1ooa 001n oma. 1, i
Left Right
Bottom
Freeboard Freeboard Freeboard
a Sideslo a Slope Width (ft) Sideslo
pe ( )
Depth (ft) % of Depth Mult. x
Ratio Ratio
(VxD)
12.00 3.0:1 3.0:1 3.6
16.85 ft
Riprap Channel Results:
Simons/OSM Method - Steep Slope Design
Velocity and Manning's n calculations may not apply for this method.
Structure #14 (Null
Null
Structure #13 (Vegetated Channel)
East Trib Reach 2 at Stal6
Trapezoidal Vegetated Channel Inputs:
Material: Smooth brome
Left Right Freeboard
Bottom 9 Retardance ', Freeboard Freeboard
w/o Freeboard w/ Freeboard
Design Discharge:
105.48 cfs
Depth:
0.81 ft
Top Width:
16.85 ft
Velocity*:
X -Section Area:
11.66 sq ft
Hydraulic Radius:
0.682 ft
Froude Number*:
Manning's n*:
Dmin:
3.00 in
D50:
Dmax:
9.00 in
11.25 in
Velocity and Manning's n calculations may not apply for this method.
Structure #14 (Null
Null
Structure #13 (Vegetated Channel)
East Trib Reach 2 at Stal6
Trapezoidal Vegetated Channel Inputs:
Material: Smooth brome
Left Right Freeboard
Bottom 9 Retardance ', Freeboard Freeboard
Limiting
g
Sideslope Sideslope Slope (%) Mult. x
Width (ft) Ratio Ratio Classes Depth (ft) % of Depth
Velocity
(fps)
(VxD)
20.00 3.0:1 3.0:1 1.8 D, B
7.0
Vegetated Channel Results:
Stability
Class D w/o
Freeboard
Design Discharge: 123.62 cfs
Depth: 1.04 ft
Top Width: 26.25 ft
Filename: West Taylor Trib PMTChannels 10024.sa4
Stability Capacity
Class D w/ Class B w/o
Freeboard Freeboard
Exh. 7-20E-14
123.62 cfs
1.53 ft
29.19 ft
Capacity
Class B w/
Freeboard
7
Printed 02-27-2015
Revision Date: 02/15/2015
Revision No.: TR -105