PERMFILE134795

• Permit No: C1981008A
• IBM Index Class Name: Permit File
• Doc Date: 3/13/2006
• Doc Name: Amendment Area Mine Facilities
• From: pg 2.05.3‎(3)‎-10 Cover to 2.05.3‎(3)‎-10-75
• Section_Exhibit Name: NH2 Section 2.05.3‎(3)‎ Attachment 2.05.3‎(3)‎-10
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
Copyright 1998 Pamela J. Schwab
Civil Software Design
•
Structure Detai/;
Structure #i (Pond,
Pond Inputs:
Permanent Pool Elev: 5,652.00
Permanent Pool: 1.02 ac-R
*sediment Storage: 0.00 ac-ft
Dead Space: 20.00 °h
*No sediment capacity defined
Perforated Riser
Rlser Riser Height ! Barrel Barrel Barrel Slope Number of
'
Diameter (ft) I Diameter ~~ (R) (°~) Mannirg
s n Spillway Elev Holes per
t'n) i (n) Elev
18.00 8.00 j 18.00 100.00 0.05 0.0200 5,659.10 1
Pond Results:

Peak Elevation: 5,659.32
H'graph Detention Time: 10.71 hrs
Dewater Time: 4985.59 days
T2p Efficiency: 84.20 %
Dewatering time is calcu/ated from peak stage to lowest spi/lway
Elevation-Capacity-Discharge Table
•

Elevators Area

(ac) Capacity

(ac-ft) Discharge

(cfs) De,"ater
Time
(hrs)
5,649.50 0.298 0.000 0.000 Top of Sed. Storage
5,650.00 0.354 0.163 0.000
5,650.50 0.415 0.356 0.000
5,651.00 0.434 0.567 0.000
5,651.50 0.454 0.789 0.000
5,652.00 0.473 1.021. 0.000 Low hole 5PW #1
5,652.50 0.493 1.263 0.000 15,739.85*
5,653.00 0.513 1.514 0.000 11,590.45*
5,653.50 0.534 1.776 0.000 9,849.16*
5,654.00 0.555 2.048 '0.000 8,871.68*
5,654.50 0.577 2.331 0.000 8,248.33*
5,655.00 0.599 2.625 0.000 7,822.24*
5,655.50 0.622 2.931 0.000 7,519.06*
___ _~Revised loon Attachment 2.05.3(3) -10-29
Filename: OOBMOD-CN-25YR.sc4 Printed 12-10.2001