2004-09-02_PERMIT FILE - C1981019A ‎(2)‎

• Permit No: C1981019A
• IBM Index Class Name: Permit File
• Doc Date: 9/2/2004
• Doc Name: Attachment 10 to 12
• Section_Exhibit Name: Exhibit 07 Section 16 Pond - 009A
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
!`nnvnnFl X0°0. Pomnla 1 CrMUaF
7

Structure Detai/.•
Initial Pool Elev: 7,746.00
Initial Pool: 1.22 ac-ft
*Sediment Storage: 0.00 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 9.20 12.00 121.00 8.00 0.0250 7,752.90 2
. Emergency Spillwa
Spillway Elev Crest Length Left Right Bottom
(ft) Sideslope Sideslope Width (ft)
7,754.50 17.00 2.00:1 2.00:1 19.00
Pond Results:
Peak Elevation: 7,750.37
H'graph Detention Time: 8.52 hrs
Pond Model: ISTRS
Dewater Time: 1.20 days
Trap Effciency: 50.30
Dewatering time is ca/culated from peak stage to lowestspil/way
Elevation-Capacity-Discharge Table
•
Structure #1 (Null

Structure #2 (Nu/I~

Structure #3 (Null

Structure #4 (Pond

Pond Inputs:
Filename: Sectionl6-SpillwayDesign.sc4 Printed OS-11-2002