HYDRO28422

• Permit No: C1980005
• IBM Index Class Name: Hydrology
• Doc Date: 1/30/1998
• Doc Name: 4th Qtr 1997 Inspections
• From: SENECA COAL CO
• To: DMG
• Permit Index Doc Type: SEDIMENT POND INSPECTIONS
• Media Type: D
• Archive: No

PERIODIC INSPECTION FORM
Stockpoads or Sumps
INSPECTOR'S NAME: Roy Raro
FACILITY CONFIGURATION: stoc,pond
SITE NAME: T-13
MINE NAME: s n -a rr
MINE I.D. NO.: C-BO-DOS
DATE: 12/~fq7
DATE LAST INSPECTION: 09/24/97
LOCATION: NW'~~id C~pr ~, TSN. R87W
LOCATION: 7.1 m; sF. of Hayden, CO
OWNER'S REP.: Brad Hrowp} Gen Mq~_
1. Angle of elope: 3:i upstream, 3:7 downstream
2. *Seepage (specify location, color, and approximate volume)
At isolated points on e[)tbankment 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
6
7
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: Annroximately
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
Yes ~ N/A
Yee No N/A
Yes ©° N/A
Yee ~ N/A
Yes ~~ N/A
Yee ~
o N/A
Yes ~ N/A
Yes ~ N/A
Yes I~o N/A
Yes ~ N/A
Yee ~ N/A
~_ feet
feet
Yes o N/A
Yes No N/A
Yee o N/A
Yee 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. Adverse
conditions noted in these items should normally be described (extent, location, volume,
Total = 6.1 N/A
etc.) in the apace on the back of this sheet.