HYDRO31638

• Permit No: C1980005
• IBM Index Class Name: Hydrology
• Doc Date: 11/12/1993
• Doc Name: 2nd Qtr 1993 Inspections
• From: PEABODY WESTERN
• To: DMG
• Permit Index Doc Type: SEDIMENT POND INSPECTIONS
• Media Type: D
• Archive: No

PERIODIC INSPECTION FORK
Stockponds or Sumps
INSPECTOR'S NAME: Tom Wainwrioht DATE: June 10, 1993
FACILITY CONFIGURATION: Stockoond DATE LAST INSPECTION:
SITE NAME: T-7 SITE LOCATION: NE'aSWle, Sec 12,TSN,R87W
MINE NAME: Seneca II LOCATION: 7.1 mi SE of Hayden. Colorado
MINE I.D. ND.: C-80-005 OWNER'S REP.: Scott Williams, Su nt.
Circle or write in aoorooriate resconse
1. Angle of slope: 2.5:1 upstream, 3:1 downstream
2. *Seepage (specify location, color, and approximate volume)
At isolated points on embankment elopes:
At natural hillside:
Yes moo, N/A
Yes ` No N/A
Over widespread areas: Yes ~ N/A
From downstream foundation area: Yes LNoi N/A
"Boils" beneath stream or ponded water: Yes `ND, N/A
3. Cracks or scarps on crest: Yes c~Ig, N/A
4. Cracks or scarps on slope: Yea ~N~ N/A
5. Sloughing or bulging on slope: Yes es N/A
6. *Major erosion problems: Yes LNG N/A
7. Surface movements in valley bottom or on hillside: Yea ENO; N/A
8. *Erosion of toe: Yes ~No~ N/A
9. *Water impounded against downstream toe: Yea `~J N/A
10. Existing embankment freeboard: ~ feet
11. Increase Decrease in water level: feet
12. Cracks, bulging, or erosion on upstream face: Yee .~o~ N/A
13. Spillway erosion: Yes CND N/A
14. *Clogging
Spillway channels: Yes No N/A
Diversion ditches: Yes No 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 space on the back of this sheet.
Total = 5.5.1 N/A