2013-02-01_HYDROLOGY - C1982057

• Permit No: C1982057
• IBM Index Class Name: HYDROLOGY
• Doc Date: 2/1/2013
• Doc Name: 4th Quarter 2012 Stockpond Inspection
• From: Seneca Coal Company
• To: DRMS
• Permit Index Doc Type: Sediment Pond Inspections
• Email Name: JLE
• Email Name: SB1
• Media Type: D
• Archive: No

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INSPECTOR'S NAME: Dennis Jones
FACILITY CONFIGURATION: Stockpond
SITE NAME: T -1
MINE NAME: Seneca II -W
MINE I.D. NO.: C -82 -057
1. Angle of slope: 3:1 upstream, 3:1 downstream Total = 6:1
2. *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:
3. Cracks or scarps on crest:
4. Cracks or scarps on slope:
5. Sloughing or bulging on slope:
6. *Major erosion problems:
7. Surface movements in valley bottom or on hillside:
8. *Erosion of toe:
9. *Water impounded against downstream toe:
10. Existing embankment freeboard:
11. Increase Decrease in water level:
12. Cracks, bulging, or erosion on upstream face:
13. Spillway erosion:
14. *Clogging
Spillway channels:
Diversion ditches:
*Major adverse changes in
the Engineering Manager
conditions noted in these
etc.) in the space on the
Comments:
PERIODIC INSPECTION FORM
Stockponds or Sumps
DAM REMOVED SPRING 2012, ROCK IN CHANNEL NOW
Circle or write in appropriate response
these items could cause instability and should be reported to
and Mine Superintendent for further evaluation. Adverse
items should normally be described (extent, location, volume,
back of this sheet.
DAM REMOVED SPRING 2012, ROCK IN CHANNEL NOW
ck R acs, c t cue
DATE: /0 -20 IZ,
DATE LAST INSPECTION: (' I S 1 Z
LOCATION: SW' %SEl %, Sec 16, T5N, R88W
LOCATION: 8 mi S of Hayden, CO
OWNER'S REP.: Dennis Jones
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