2014-10-27_HYDROLOGY - C1996083 ‎(2)‎

• Permit No: C1996083
• IBM Index Class Name: Hydrology
• Doc Date: 10/27/2014
• Doc Name: Revised 3rd Q 2014 Sediment Pond Inspection Report
• From: J.E. Stover & Associates, Inc
• To: DRMS
• Permit Index Doc Type: Sediment Pond Inspections
• Email Name: SLB
• Email Name: DIH
• Media Type: D
• Archive: No

Operator:
Mine:
Pond Identification
Type of Pond
Status During Inspection:
Approximate Water Level
Sediment (% remaining)
Outflow (cfs)
QUARTERLY POND INSPECTION REPORT
Bowie Resources LLC
Bowie No. 2 Mine - C -1996 -083
Quarter: Third 2D14
Inspection Date: 23 Sep 14
B
I C
D - Gob Pile
I F - New Gob
I J UTL East
I K UTL West
Sediment
I Sediment
Sediment I
Sediment
I Sediment
I Sediment
5944
5994
5972
5947 5848
Damp
80%
50%
90%
90% 40%
80%
1
0 1
0
D
0 D
0
Features
Problem Problem
Problem
Problem
Problem
Problem
Yes/No
Yes/No
Yes/No
Yes/No
Yes/No Yes/No
Erosional
No
No
No
No
No
No
Rills & Gulleys
No
No
No
No
No
No
Inadequate Vegetation
No
No
No
No
No
No
Outlet Channel Erosion
No
No
No
No
No
No
Burrows
No
No
No
No
No
No
Other
Structural
Differential Settling
No No No
No
No
No
Cracks or Slides
No No No
No
No
No
Seepage
No No No
No
No
No
Other
No No No
No
No
No
Appurtenant Structures
Defective Spillways
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
No No No
No
No
No
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 =5970, J =5846, F =5944, K =5819
Pond B, pond held water near the level of the primary
spillway
Pond C has a water level about two feet above at the level
of the primary spillway.
Pond D, held water about a foot below primary spillway.
Pond J held water near level of the primary spillway.
Pond K was damp.
Pond F held water about a three feet of water.
There were no mud pits open at the end of the quarter.
ey 0s4
, -1'' X51.*
Maintenance Required:
Name of Inspector: Tamme Bishop
Win.
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11 *i o
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J. v.
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Colora�a &44 Date