2012-01-06_HYDROLOGY - C1981041 ‎(2)‎

• Permit No: C1981041
• IBM Index Class Name: HYDROLOGY
• Doc Date: 1/6/2012
• Doc Name: 4th Quarter 2011 DMRS
• From: J.E. Stover & Associates, Inc
• To: DRMS
• Permit Index Doc Type: Sediment Pond Inspections
• Email Name: MPB
• Email Name: SB1
• Media Type: D
• Archive: No

Operator:
Permit:
Pond Identification
Type of Pond
Status During Inspection:
Design Depth
Design Max Water Depth
Design Max Sed. Depth
Sediment Level
Water Level
Outflow
QUARTERLY POND INSPECTION
REPORT '
Quarter:
Inspection Date:
Page 2/2
Snowcap Coal Company
Fourth 2011
C -1981 -041
18- Nov -11
9 RSRDA
10 CRDA -2
11 -CBA -2
13 -North Portal
SAE N Decl
CBA -1
Sediment
Sediment
Sediment
Sediment
Reclaimed
Sump
Design
9.0
and Actual Depth
8.0
from Spillway
6.0
Invert
4.4
9.0
n/a
n/a
n/a
n/a
n/a
4.3
5.3
n/a
2.0
4.0
6.4
5.6/6.1
3.4/3.5
5.8
3.8
Damp
Dry
Dry
Dry
Dry
0
0
0
0
0
Features
Problem
Problem
Problem
Problem
Problem
Problem
Yes /No
Yes /No
Yes/No
Yes /No
Yes/No
Yes/No
Erosional
Rills & Gulleys
Inadequate Vegetation
Outlet Channel Erosion
Burrows
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
No
Structural
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
Appurtenant Structures
Defective Spillways
Dewatering Devices Clogged
Faulty Gates, Etc.
Other
No
No
No
No
N/A
No
No
No
No
N/A
No
No
No
No
N/A
No
No
No
No
No
Additional Comments Sediment level in pond 11 is about 3.5 feet below the top of the
Pond 11 has adequate capacity within the 3.5 feet to contain
Maintenance Required: None
Name of Inspector: Jim Stover
sediment poles.
25 -year event.
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