2015-09-09_PERMIT FILE - C1981019A ‎(10)‎

• Permit No: C1981019A
• IBM Index Class Name: Permit File
• Doc Date: 9/9/2015
• Doc Name: West Taylor Sedimentation Pond
• Section_Exhibit Name: Exhibit 07 Item 20 Part C -ST
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
IOOG On9n D -1c I
Structure #4 (Riprap Channell
West Trib Reach 1
Trapezoidal Riprap Channel Inputs:
Material: Riprap
Left Right
Bottom
Freeboard Freeboard Freeboard
Combined
Elevation
Emergency
Total
(ft)
Spillway (cfs)
Discharge
-_- ---
X-Section Area:
(cfs)
102.50
249.224
249.224
103.00
344.812
344.812
Structure #4 (Riprap Channell
West Trib Reach 1
Trapezoidal Riprap Channel Inputs:
Material: Riprap
Left Right
Bottom
Freeboard Freeboard Freeboard
a Slope Width (ft) Sideslo Sideslo p pe ( )
Mult. x
Ratio Ratio
Depth (ft) % of Depth
(VxD)
12.00 3.0:1 3.0:1 25.0
13.52 ft
Riprap Channel Results:
Simons/OSM Method - Steep Slope Design
Velocity and Manning's n calculations may not apply for this method.
Structure #3 (Null)
Null Above West Taylor Pond
Structure #2 (Pond)
West Taylor Sedimentation Pond
Pond Inputs:
Initial Pool Elev: 7,468.00 ft
15
Filename: TR -105r WTayPond PMT 25 24NS.sc4 Printed 06-18-2015
Exh. 7-20C-75 Revision Date: 06/18/2015
Revision No.: TR -105
w/o Freeboard w/ Freeboard
Design Discharge:
57.46 cfs
Depth:
0.25 ft
Top Width:
13.52 ft
_—Velocity*:
-_- ---
X-Section Area:
3.22 sq ft
Hydraulic Radius:
0.237 ft
Froude Number*:
Manning's n*:
Dmin:
4.00 in
D50:
12.00 in
Dmax:
15.00 in
Velocity and Manning's n calculations may not apply for this method.
Structure #3 (Null)
Null Above West Taylor Pond
Structure #2 (Pond)
West Taylor Sedimentation Pond
Pond Inputs:
Initial Pool Elev: 7,468.00 ft
15
Filename: TR -105r WTayPond PMT 25 24NS.sc4 Printed 06-18-2015
Exh. 7-20C-75 Revision Date: 06/18/2015
Revision No.: TR -105