HYDRO28264

• Permit No: C1980005
• IBM Index Class Name: Hydrology
• Doc Date: 1/7/2002
• Doc Name: 4th Quarter 2001 Stockpond Inspections
• From: SENECA COAL CO
• To: DMG
• Permit Index Doc Type: SEDIMENT POND INSPECTIONS
• Media Type: D
• Archive: No

PERIODIC INSPECTION FORM
Stockponds or Sumpa
It75 PECTOR'S NAME: Roy Ka ro
FACILITY CONFIGURATION: Stockpond
SITE NAME: T-16
MINE NAME: Seneca II
MINE I.D. NO.: C-80-005
DATE: 12/20/2001
DATE LAST INSPECTION: 08/17/2001
LOCATION: SE',4NW',i, Sec 12, TSN, R87W
LOCATION: 7.1 mi SE of Hayden, CO
OWNER'S REP.: Gregg Kitchen Gen. Mqr.
Circle or write in appropriate res onse
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Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes VVV
Yes ~
Yes m~
Yes p~q
Yes {1x,7
7.0 feet
feet
Yes
Yes
N/A
~~ N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
Yes ccaal.~ N/A
Yes p`+y N/A
*Major adverse changes in these items could cause instability and should be reported to
the Engineering Manager and Mine Superintendent for further evaluation. Adverse
conditions noted in these items should normally be described (extent, location, volume,
etc.) in the space on the back of this sheet.
Angle of slope: 3:1 upstream, 3:1 downstream Total 6:1 N/A
*Seepage (specify location, color, and approximate volume)
At isolated points on embankment slopes:
At natural hillside:
Over widespread areas:
From downstream foundation area:
"Boils" beneath stream or ponded water:
Cracks or scarps on crest:
Cracks or scarps on slope:
Sloughing or bulging on slope:
*Major erosion problems:
Surface movements in valley bottom or on hillside: _
*Erosion of toe:
*Water impounded against downstream toe:
Existing embankment freeboard: Approximately
Increase Decrease in water level: No change
Cracks, bulging, or erosion on upstream face:
Spillway erosion:
'Clogging
Spillway channels:
Diversion ditches:
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