HYDRO23132

• Permit No: C1980005
• IBM Index Class Name: Hydrology
• Doc Date: 4/6/1998
• Doc Name: 1st Qtr 1998 Inspections
• From: SENECA COAL CO
• To: DMG
• Permit Index Doc Type: SEDIMENT POND INSPECTIONS
• Media Type: D
• Archive: No

PERIODIC INSPECTION FORM
Stockponds or Sumps
INSPECTOR'S NAME: Ray Karo DATE: 03/1398
FACILITY CONFIGURATION: c~knond DATE LAST INSPECTION: 12/2297
SITE NAME: T-2 LOCATION: ~E_'~cW'~Sec 2 TcN. R87W
MINE NAME: c n a r• LOCATION: 7.1 m+ cE o Hayden CO
MINE I.D. NO.: C-80-005 OWNER'S REP.: ~r ad Brown, Gen Mar
1. Angle of elope: 2:1 upstream, 2.75:1 downstream Total = 4.75:1 N/A
2
3
4
5
6
7
*Seepage (specify location, color, and approximate volume)
At isolated points on embankment elopes:
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 elope:
*Major erosion problems:
Surface movements in valley bottom or on hillside:
8. *Erosion of toe:
9. *Water impounded against downstream toe:
10. Existing embankment freeboard: An~nrox imately
11. Increase Decrease in water level: No change
12. Cracks, bulging, or erosion on upstream face:
13. Spillway erosion:
14. *Clogging
Spillway channels:
Diversion ditches:
Yes ~ N/A
Yea ~ N/A
Yee ~ N/A
Yea N/A
Yee ~
o N/A
Yes ~ N/A
Yee ~ N/A
Yee ~ N/A
Yea Q N/A
Yea I~o N/A
Yes ~ N/A
Yes ® N/A
~ feet
feet
Yee ~o N/A
Yes ©o N/A
Yee ~ N/A
Yee 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 apace on the back of this sheet.