HYDRO21829

• Permit No: C1980005
• IBM Index Class Name: Hydrology
• Doc Date: 10/23/1998
• Doc Name: 3rd Qtr 1998 Inspections
• From: SENECA COAL CO
• To: DMG
• Permit Index Doc Type: SEDIMENT POND INSPECTIONS
• Media Type: D
• Archive: No

PERIODIC INSPECTION FORK
Stockponds or Sumps
INSPECTOR'S NAME: R_y Karo DATE: Il9.J2$/98
FACILITY CONFIGURATION: Stoekpond DATE LAST INSPECTION: O~j,/12/98
SITE NAME: T-26 LOCATION: sEI~HFiu Sec 2, T5N, R87W
MINE NAME: c nets T2 LOCATION: 7.1 mi _c E. of Hayden, CO
MINE I.D. NO.: C-60-005 OWNER'S REP.: er d Brown. Gen Mar
1. Angle of elope: 3:1 upstream, 4:1 downstream Total = 7:1 N/A
2
*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:
3. Cracks or scarps on treat:
4. Cracks or scarps on slope:
5
6
7.
5loughinq or bulging on elope:
*Major erosion problems:
Surface movements in valley bottom or on hillside:
S. *Eroeion of toe:
9. *Water impounded against downstream toe:
10. Existing embankment freeboard: An~n~ox;mately
11. Increase ~_ Decrease in water level:
12. Cracks, bulging, or erosion on upstream face:
13
14
Spillway erosion: _
*Clogging
Spillway channels:
Diversion ditches:
Yee
Yee No
Yes
Yes N~
Yee
Yes 1~
Yee INOJ
Yes ( /G
Yee
Yee No
Yee
Yee
~_ feet
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
~ feet
Yes No N/A
Yee No N/A
Yes ~ N/A
Yes o 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. Adveree
conditions noted in these items should normally be described (extent, location, volume,
etc.) in the apace on the back of this sheet.