2013-11-14_HYDROLOGY - C1996083

• Permit No: C1996083
• IBM Index Class Name: HYDROLOGY
• Doc Date: 11/14/2013
• Doc Name: 3rd Quarter 2013 Pond Inspection Report
• From: J.E. Stover & Associates, Inc
• To: DRM
• Permit Index Doc Type: Sediment Pond Inspections
• Email Name: SLB
• Email Name: SB1
• Media Type: D
• Archive: No

uperator:
Mine:
Pond Identification
Type of Pond
Status During Inspection:
Approximate Water Level
Sediment (% remaining)
Outflow (cfs)
Features
Erosional
Rills & Gulleys
Inadequate Vegetation
Outlet Channel Erosion
Burrows
Other
QUARTERLY POND INSPECTION REPORT
Bowie Resources LLC
Bowie No. 2 Mine- C- 1996 -083
Revised 11/12/2013
Quarter: I Third 2013
Inspection Date: I 30-Sep-13
B
I C
D - Gob Pile
F - New Gob
J UTL East
K UTL West
Sediment
I Sediment
Sediment
Sediment
Sediment
Sediment
5944
5990
5973.5
1 5946
1 5850
1 Dam
50%
10%
40%
10%
50%
80%
0
0
0
0
0
0
No
No
Problem
Problem
Problem
Problem
Problem
Problerr
Yes /No
Yes /No
Yes /No
Yes /No
Yes /No
Yes /No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
Differential Settling
Cracks or Slides
Seepage
Other
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
Appurtenant Structures
Defective Spillways
No
No
No
No
No
No
No
No
No
No
No
No
Dewatering Devices Clogged
No
No
No
No
No
No
Faulty Gates, Etc.
No
No
No
No
No
No
Other
Additional Comments
Design depth measured from pond bottom to invert of emergency spillway:
Pond B =10, C =10, D =6.5, J =10, K =3, F =10' TD
Pond Bottom Elevations B =5942, C =5990, D =5972, J =5846, F =5944, K =5819
Pond B water level just below level of primary spillay.
Pond C was being cleaned.
A ®®r -0Fi
Pond D water was just below primary spillway.
Pond J water level was just below level of primary spillway.
Pond K was damp
Mud pits GVB -14C, 14D, 14E and 14F were inspected with no problems;w
..
Mud pits GVB -14C and 14D should be backfilled in late October.
Maintenance Required:
None
`A cQ L�Z0/ ?d '
1�'°
Name of Inspector: Jim Stover
a b•
J. E. _. f
Colorado P. E..'K`J2'30 Date