2017-08-15_PERMIT FILE - C1980007A ‎(3)‎

• Permit No: C1980007A
• IBM Index Class Name: Permit File
• Doc Date: 8/15/2017
• Section_Exhibit Name: Exhibit 66 Mine Water Control Plan
• Media Type: D
• Archive: Yes

Table 44E Revision History:
Revised 11/96 - PR07; 08/97- MR220; 09/97- MR225; 11/97 MR 231; 12/97- MR235; 03/98 MR240; 03/99- MR258 &
MR259; 05/00- TR86; 11/08- TR116; 08/09- TR119; 09/10- TR122; 08/13- MR396; 10/13- MR402
Exhibit 66
Appendix A: Output Summary Tables 6 of 6
TABLE 44E
Ditch and Culvert Summary
10-year, 24-hour Storm
Pond I Ditch, Discharge
Number (cls)
Slope `,i
N
Depth Sha
(feet) pe
Culvert
Number
Discharge
(ds)
Min. Size
(inches)
ActualDiversion
inches
Clean DCW-1A
0.21
2
0.08 2' Trap
CCW-1A
3.31
12
48
DCW-1 B
0.00
1.5
0.00 1 V
CCW-113
3.61
10
54
DCW-4
0.07
7.7
0.04 1'Trap
DCW-5
0.01
1
0.08 V
CCW-2
0.04
2
12
DCW-6
0.01
1
0.45 V
CCW-3A
0.00
0
DCW-6A
11.22
15
0.93 V**
CCW-313
0.00
0
DCW-66
17.07
2
1.32 V
CCW-3C
0.00
0
DCW-6C
3.32
5
0.60 1 V
CCW-5
0.02
2
12
DCW-7
0.19
5
0.21 V
CCW-6
0.01
2
12
DCW-8
0.01
1
0.08 V
CCW-10+
17.06
18
16
DCW-9+
22.64
40
0.63 3' Tra **
CCW-11+
10.76
15
16
DCW-10+
23.76
40
0.55 4' Trap**
CCW-12+
10.76
15 1
16
DCW-11+
17.06
35
0.49 4' Tra **
CCW-13+
10.76
15
16
DCW-12+
11.03
25
0.37 1 4' Tra **
CCW-14+
10.76
15
16
DCW-13+
8.29
36
0.36 ST a**
CCW-15+
1.19
6
16
DCW-14+
1.19
40
0.04 3' Tra **
DSLY-1 D
0.16
9
0.19 V
DSLY-1F
0.00
9
0.01 V
DSLY-1 G
0.15
4
0.22 V
DSLY-11
0.05
5
0.15 1 V
DSLY-1J
0.21
7
0.22 V
DSLY-1 L
0.20 1
3
0.26 V
DSLY-1 M
0.11
3
0.20 V
DSLY-1P
0.17
10
0.20 V
Footnotes for Table 44E:
* = Lined with concrete or shotcrete
** = Riprapped with competent rock
*** = Sized for the 25-year, 24-hour storm
= Elliptical concrete pipe
2 = Grass-lined channel
3 = Sideslopes are 3H:1 V
4 = Sideslopes are 2.5H:1 V
+ = 100-year design
++ = 2:1 and 4:1 side slopes
# = Lined with asphalt
5 = Pipe arch
6 = Plate arch
7 = Rolled asphalt curb
s = Synthetic liner
Table 44E Revision History:
Revised 11/96 - PR07; 08/97- MR220; 09/97- MR225; 11/97 MR 231; 12/97- MR235; 03/98 MR240; 03/99- MR258 &
MR259; 05/00- TR86; 11/08- TR116; 08/09- TR119; 09/10- TR122; 08/13- MR396; 10/13- MR402
Exhibit 66
Appendix A: Output Summary Tables 6 of 6