2012-06-08_PERMIT FILE - C2009087 ‎(12)‎

• Permit No: C2009087
• IBM Index Class Name: Permit File
• Doc Date: 6/8/2012
• Doc Name: Lower Sump Design 10yr/24hr Storm Event
• Section_Exhibit Name: Exhibit 2.05.3-E2 Appendix 2.05.3-E2.E Addendument 2.05.3-E2.E-1
• Media Type: D
• Archive: No

SEDCAD 4 for Windows
r'— ,,inh! 1oQR _9nin P —i. i Crh, —h
Structure #14 (Null
Ditch PM -2 (middle)
Structure #16 (Erodible Channel
Ditch PM 2 (lower)
Trapezoidal Erodible Channel Inputs:
Material: Graded loam to cobbTRM Lined
Left Right Freeboard Limiting
Bottom Freeboard Freeboard 9
Width (ft) Sideslope Sideslope Slope ( %) Manning's n o Mult. x Velocity
Ratio Ratio Depth (ft) /o of Depth (VxD) (fps)
2.00 3.0:1 3.0:1 10.0 0.0300 0.30 5.0
Erodible Channel Results:
w/o Freeboard w/ Freeboard
Design Discharge:
1.76 cfs
Depth:
0.35 ft 0.65 ft
Top Width:
2.11 ft 3.91 ft
Velocity:
4.75 fps
X- Section Area:
0.37 sq ft
Hydraulic Radius:
0.167 ft
Froude Number:
2.00
Structure #14 (Null
Ditch PM -2 (middle)
Structure #16 (Erodible Channel
Ditch PM 2 (lower)
Trapezoidal Erodible Channel Inputs:
Material: Graded loam to cobbTRM Lined
Left Right Freeboard Limiting
Bottom Freeboard Freeboard 9
Width (ft) Sideslope Sideslope Slope ( %) Manning's n o Mult. x Velocity
Ratio Ratio Depth (ft) /o of Depth (VxD) (fps)
2.00 3.0:1 3.0:1 10.0 0.0300 0.30 5.0
Erodible Channel Results:
Structure #32 (Pond
PECOCO Pond
Pond Inputs:
Initial Pool Elev:
w/o Freeboard w/ Freeboard
Design Discharge:
Depth:
Top Width:
1.85 cfs
0.17 ft 0.47 ft
3.04 ft 4.84 ft
Velocity:
4.25 fps
X- Section Area:
0.44 sq ft
Hydraulic Radius:
0.141 ft
Froude Number:
1.98
Structure #32 (Pond
PECOCO Pond
Pond Inputs:
Initial Pool Elev:
6,775.50 ft
Initial Pool:
19.54 ac -ft
*Sediment Storage:
0.06 ac -ft
Filename: Lower Sump 10yr ver2.sc4
55
Printed 0406 -2012