PERMFILE104205

• Permit No: C1980007A
• IBM Index Class Name: Permit File
• Doc Date: 6/2/2006
• 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-Hoar Storm
C~
LJ

Pond/
Diversion Ditch
Number Discharge
(cfs) Slope
(%) Depth
(feet) Shape Ctitlvect Discharge
(cfs) Size
(inches)
MB-I Dl-1 0.35 1.8 0.61 V Cl-1 14.15 24HDPE
Dl-lA 0.05 26.6 0.39 V° Cl-lA OS7 ]2
Dl-1B 0.02 26.6 0.37 V` Cl-2 12.17 24 HDPE
Dl-2 1.57 5.0 0.64 V° Cl-2A 2.68 2411DPE
1.57 12.5 0.59 V'
Dl-3 6.63 2.0 0.64 3' T Cl-3 1.98 18 ADS
Dl-3D 0.11 15.0 0.40 V Cl~ 8.09 30 half
Dl~ 2.06 X5.0 0.71 V Cl-5 35.54 42
2.06 >5.0 0.63 V'
DI-5 2.68 4.0 0.77 V Cl-6 2.07 12
Dl-SA 124 12.0 0.65 V Cl-6A 0.76 12
Dl-SAA 036 30.0 0.45 V C1~B 2.7 18
Dl-SB South <0.1 12.5 0.40 V Cl-7 0.02 12
DI-SB Nosh 0.34 7.0 0.49 V Ci$ 0.74 18 ADS
Dl-SC 0.74 2.0 0.63 V Cl-9 0.76 12
Dl-East 3.84 1.6 0.71 2'Trap
Dlfi Wes[ 425 1.6 0.73 2' Trap
Dl-7 1.10 3.0 0.65 V
Dl-7A 030 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 358 3.0 0.93 V• C3-lA 3.58 15
D3-2 2.09 6.0 0.69 Vs C3-3 023 12
D3-2A 0.91 6.0 0.59 V C3-0 0.50 12
D3-2B 1.80 2.0 0.83 V
D3-3 0.80 2.0 0.69 V
D3~ 023 10.0 0.48 V
D3~A 0.50 6.0 0.57 V
D3~B 0.50 2.0 0.45 1'T
A~-5 DS-1 5.36 1.5 120 V CS-1 n ble 12
DS-2 3.98 1.5 1.10 V
SG-I DSG-1'•' 13.8 4.0 0.78 2" T CSG-1 10.61 30
DSG-2"' 5.52 13.0 OS2 2' T
DSLY-13i°° 0.53 726 0.56 V
RPE DRPE-1" 10.83 3.5 121 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
C[emr DCW-lA 9.01 2.0 0.78 4'T
DCW-1B 1S0 9.0 0.41 4'T
DCW-3 1.07 1.5 0.79 V
DCW-6A' 8 15.0 O.SI 3'T CCW-lA' 19.2 30
DCW-6B" 20 4.0 0.80 3'T CCW-1B" 158.5 48 54
DCW-6C' 13 5.0 0.98 V
Dcw-7 1 s.o 1.07 v
Revved.~'ov. I997PR07; RnisvdAug 7997AQt210:
RevisedSepr 19973771225; Revised A'w 7997A77223/; Revived Uec 7997Al1t235
I:XFIBIT 66 Revised Alm 1998341240; Revised 31m799931R158 de 318259: Revised May 20007886
Revised Feb ?00678705