HYDRO25500

• Permit No: C1980005
• IBM Index Class Name: Hydrology
• Doc Date: 7/26/1999
• Doc Name: 2nd Qtr 1999 Inspections
• From: SENECA COAL CO
• To: DMG
• Permit Index Doc Type: SEDIMENT POND INSPECTIONS
• Media Type: D
• Archive: No

PERIODIC INSPECTION FORM
Btoekpoads or Sumps
INSPECTOR'S NAME: sY Rare
FACILITY CONFIGURATION: Stockpend
SITE NAME: T-15
MINE NAME: Seneca 7T
MINE I.D. NO.: C-SO-005
DATE: 06/29/99
DATE LAST INSPECTION: O_3T/2d/99
LOCATION: SE3rNWii Sec 12 T5N RS7w
LOCATION: 7.1 mi SE of Hayden CO
OWNER'S REP.: Hrad Brown, Gen Mgr
1. Angle of elope: 3e1 upstream, 3:1 downstream
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 crest:
4. cracks or scarps on elope:
5.
6
7
Sloughing or bulging on elope:
*Major erosion problems:
Surface movements in valley bottom or on hillside:
8. •Eroeion of toe:
9. *Water impounded against downstream toe:
10. 8xietinq embankwent freeboard: non ox+ma ~y
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:
Yee ~ N/A
Yee too N/A
Yee ©o N/A
Yea ~ N/A
Yee ~ N/A
Yee ~ N/A
Yee Ncy N/A
Yee /{~o~ N/A
Yee ~~~ N/A
Yee ® N/A
Yee ®° N/A
Yee No N/A
~ feet
feet
Yee ©o N/A
Yee No N/A
Yee ~ 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,
etc.) in the apace on the back of this sheet.
Total = 6e1 N/A