2014-10-07_PERMIT FILE - C1981018 ‎(2)‎

• Permit No: C1981018
• IBM Index Class Name: Permit File
• Doc Date: 10/7/2014
• Doc Name: B-Seam Dewatering System
• Section_Exhibit Name: Illustration 55
• Media Type: D
• Archive: No

SEDCAD 4 for Windows
i c, H, -h
10
Structure #5 (Pond
Dewatering Pond #4
Pond Inputs:
Pond Results:
Initial Pool Elev: 4.50 ft
Initial Pool: 0.20 ac -ft
Emergency Spillway
Spillway Elev Crest Length Left Right Bottom
(ft) Sideslope Sideslope Width (ft)
4.50 10.00 3.00:1 3.00:1 4.50
Peak Elevation: 4.98 ft
Dewater Time: 0.52 days
Dewatering time is calculated from peak stage to lowest spillway
Elevation - Capacity- Discharge Table
w/o Freeboard w/ Freeboard
Depth:
0.16 ft
Top Width:
4.27 ft
Velocity:
1.91 fps
X- Section Area:
0.58 sq ft
Hydraulic Radius:
0.134 ft
Froude Number:
0.92
Initial Pool Elev: 4.50 ft
Initial Pool: 0.20 ac -ft
Emergency Spillway
Spillway Elev Crest Length Left Right Bottom
(ft) Sideslope Sideslope Width (ft)
4.50 10.00 3.00:1 3.00:1 4.50
Peak Elevation: 4.98 ft
Dewater Time: 0.52 days
Dewatering time is calculated from peak stage to lowest spillway
Elevation - Capacity- Discharge Table
Filename: Dewatering Model - 25yr 2014 expansion.sc4 Printed 09 -15 -2014
Area
Capacity
Discharge Dewater
Elevation
Time
(ac)
(ac -ft)
(cfs)
(hrs)
0.00
0.020
0.000
0.000
0.05
0.021
0.001
0.000
0.10
0.021
0.002
0.000
0.15
0.022
0.003
0.000
0.20
0.023
0.004
0.000
0.25
0.023
0.005
0.000
0.30
0.024
0.007
0.000
0.35
0.025
0.008
0.000
0.40
0.025
0.009
0.000
0.45
0.026
0.010
0.000
0.50
0.027
0.012
0.000
0.55
0.028
0.013
0.000
0.60
0.028
0.014
0.000
Filename: Dewatering Model - 25yr 2014 expansion.sc4 Printed 09 -15 -2014