PERMFILE67733

• Permit No: C1981019
• IBM Index Class Name: Permit File
• Doc Date: 9/2/2004
• Doc Name: Attachment 1 to 9
• Section_Exhibit Name: Exhibit 07 Gulch A Pond - 004A
• Media Type: D
• Archive: No

SEDCAD 4 for Windows
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7
•
Structure Detai/;
Structure #2 (Null)

Structure #1 (Null)

Structure #3 (Nu//1

Structure #4 (Pond)

Pond Inputs:
Initial Pool Elev: 6,615.50
Initial Pool: 3.73 ac-ft
*Sediment Storage: 0.01 ac-k
Dead Space: 20.00 %
*No sediment capacity defined
Perforated Riser
Riser Riser Height Barrel Barrel Barrel Slope Number of
'
Diameter (k) Diameter Length (ft) (%
) Manning
s n Spillway Elev Holes per
(in) (in) Elev
12.00 3.50 12.00 87.00 6.80 0.0250 6,617.50 2
• Emer~cency Spillwa
Spillway Elev Crest Length Lek Right Bottom
(k) Sideslope Sideslope Width (ft)
6,619.20 30.00 1.50:1 1.50:1 15.00
Pond Results:
Peak Elevation: 6,618.03
H'graph Detention Time: 8.71 hrs
Pond Model: CSTRS
Dewater Time: 1.90 days
Trap Efricienty: 73.94
Dewatering time is calculated from peak stage to lowest spillway
Elevation-Capacity-Discharge Table
•
Filename: GulchA-26yr.sc4
Printed OS-11-2002