PERMFILE65974

• Permit No: C1980007A
• IBM Index Class Name: Permit File
• Doc Date: 7/6/2007
• Section_Exhibit Name: Exhibit 66 TOC and Mine Water Control Plan
• Media Type: D
• Archive: Yes

TABLE 44E
Ditch and Culvert Summary
10-Year 24-Hour Storm
Pond/
Diversion Ditch
Number Dischazge
(cfs) Slope
(%) Depth
(feet) Shape Culver[ Discharge
(cfs) Sim
(inches)
MB-1 Dl-l 0.35 1.8 0.61 V Cl-1 14.15 24 HDPE
D]-IA 0.05 26.6 0.39 V Cl-lA 0.57 12
Dl-1B 0.02 26.6 0.37 V Cl-2 12.]7 24 HDPE
Dl-2 1.57 5.0 0.64 Cl-2A 2.68 24 HDPE
1.57 12.5 0.59 V"
DI-3 6.63 2.0 0.64 3' Tra Cl-3 1.98 18 ADS
DI-3D 0.11 I5.0 0.40 V CI-4 8.09 30 half
Dl-4 2.06 <5.0 0.71 V CI-5 35.54 48CMP
2.06 >5.0 0.63 V CI-5 35.54 36 HDPE
Dl-5 2.68 4.0 0.77 V Cl-6 2.07 12
DI•SA 1.24 12.0 0.65 V Cl-6A 0.76 12
Dl-SAA 0.36 30.0 0.45 V C]-6B 2.7 IS
Dl-SB South <0.1 ]2.5 0.40 V Cl-7 0.02 12
Dl-SB North 0.34 7.0 0.49 V Cl-8 0.74 I8 ADS
Dl-SC 0.74 2.0 O.b3 V Cl-9 0.76 12
D]-East 3.84 L6 0.71 2' Trap
Dl-6 West 4.25 1.6 0.73 2' Trap
Dl-7 1.10 3.0 0.65 V~
DI-7A 0.30 3.0 0.52 V~
Dl-7B 0.76 1.0 0.77 V
MB-3 D3-1 1.54 2.0 0,80 V C3-1 5.12 18
D3-lA 3.58 3.0 0.93 V* C3-lA 3.58 15
D3-2 2.09 6.0 0.69 V* C3-3 0.23 12
D3-2A 0.91 6.0 0.59 V C3-4 0.50 12
D3-2B 1.80 2.0 0.83 V
D3-3 0.80 2.0 0.69 V
D3-4 0.23 10.0 0.48 V
D3-4A 0.50 6.0 0.57 V
D3-4B 0.50 2.0 0.45 l'Tre *
MB-S DS-1 5.36 1.5 1.20 V CS-1 ne li 'ble 12
DS-2 3.98 1.5 I.10 V
SG-1 DSG-I*** 13.8 4.0 0.78 2'T CSG-1 10.61 30
DSG-2•** 5.52 13.0 0.52 2' Tra
DSLY-13*** 0.53 7.26 0.56 V
RPE DRPE-1 10.83 3.5 1.21 V
DRPE-2' 22.21 2.0 1.62 V
NSSA DNSSA-1 3.00 2.5 0.93 V
DNSSA-2 2.65 2.5 0.93 V
DNSSA-3 5.65 2.5 1.10 V
Clean DCW-lA 9.01 2.0 0.78 4'Tra
DCW-1B 1.50 9.0 0.41 4'Tra
DCW-3 1.07 1.5 0.79 V
DCW-6A 8 I5.0 O.SI 3'T CCW-lA 19.2 30
DCW-6B' 20 4.0 0.80 3' Tra CCW-IB I58.5 48 54)
DCW-6C 13 5.0 0.98 V
DCW-7 1 5.0 1.07 V
RevisedNav. /997 PR07; Revised Aug. 1997 MR220;
Revised Sepi 1997 MRI23; Revi.>Yd Nav 1997 MR231; Revised Dec 1997 MR235
6XHIB/T 66 Revised Mar 1998 MR240; Revised Mar 1999 MR258 & MRI59; Revised May 2000 TR86
Revised Feb 100618/03:Revised June 2007ZR-110
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