HYDRO21619

• Permit No: C1982057
• IBM Index Class Name: Hydrology
• Doc Date: 10/23/1998
• Doc Name: SENECA II-W MINE C-82-057 QTR STOCKPOND INSEPECTIONS
• From: SENECA COAL CO
• To: DMG
• Permit Index Doc Type: SEDIMENT POND INSPECTIONS
• Media Type: D
• Archive: No

PERIODIC INSPECTION FORK
Stockposde or Sumps
INSPECTOR'S NAME: Roy Karo DATE: 09/30/95
FACILITY CONFIGURATION: Stoc pond DATE LAST INSPECTION: 05/12/95
SITE NAME: T-22 LOCATION: SE'kSWi, Sec 10 TSN RBBW
MINE NAME: Seneca TT-W LOCATION: 8 mi S of Haydent CO
MINE I.D. NO.: c-82-057 OWNER'S REP.: Rrad Brown. can Mvr
1. Angle of elope: 3.5:1 upstream, 2.5:1 downstream Total = 6e1 N/A
2. •Seepage (specify location, color, and approximate volume)
At isolated points on embankment slopes: Yee o N/A
At natural hillside: Yea No N/A
Over widespread areas: Yes N N/A
From downstream foundation area: Yee ~ N/A
"Boils" beneath stream or ponded water: Yee ~ N/A
3. Crac ke or scarps on crest: Yes ~ N/A
4. Cracks or scarps on elope: Yea ~ N/A
5. Sloughing or bulging on elope: Yee ~ N/A
6. •Major erosion problems: Yea ~ N/A
7. Surface movements in valley bottom or on hillside: Yes ~ N/A
B. ^Eroeion of toe: Yee ~ N/A
9. *Wat er impounded against downstream toe: Yee No N/A
10. Existing embankment freeboard: see comments feet
11. Increase Decrease in water level: feet
12. Cracks, bulging, or erosion on upstream face: Yee ~ N/A
13. Spillway erosion: Yes ~ N/A
14. Clogging
Spillway channels: Yee N/A
Diversion ditches: 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.