2004-09-02_PERMIT FILE - C1981019A

• Permit No: C1981019A
• IBM Index Class Name: Permit File
• Doc Date: 9/2/2004
• Doc Name: Attachment 1 to 9
• Section_Exhibit Name: Exhibit 07 Section 16 Pond - 009A
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
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7
Structure #1 (Nu/l1
Structure #2 (Nu/l1
Structure #3 (Null)
Structure #4 (Pond1
Pond Inputs:
Structure Detai/;
Initial Pool Elev: 7,746.00
Initial Pool: 1.21 ac-ft
*Sediment Storage: 0.01 ac-ft
Dead Space: 20.00
*Sediment capacity based on Average Annual R of 19.0 for 3 year(s)
Perforated Riser
Riser Riser Height Barrel Barrel Barrel Slope Number of
'
Diameter R
() Diameter Len th R °
g () (/0) Manning
s n Spillway Elev Holes per
(in) (in) Elev
12.00 9.20 12.00 121.00 8.00 0.0250 7,752.90 2
•
Emergency Soillwa
Spillway Elev Crest Length Left Right Bottom
(ft) Sideslope Sideslope Width (R)
7,754.50 17.00 2.00:1 2.00:1 19.00
Pond Results:
Peak Elevation: 7,746.18
H'graph Detention Time:
Pond Model: 2.12 hrs
CSTRS
Dewater Time: 0.41 days
Trap Efficiency: 97.25
Dewatering time is calculated from peak stage to lowest spi/lway
Elevation-Capacity-Discharge Table
•
Filename: Sectionl6-10yr.sc4 Printed 05-11-2002