HYDRO27233

• Permit No: C1980005
• IBM Index Class Name: Hydrology
• Doc Date: 4/25/1994
• Doc Name: 1st Qtr 1994 Inspections
• From: PEABODY WESTERN
• To: DMG
• Permit Index Doc Type: SEDIMENT POND INSPECTIONS
• Media Type: D
• Archive: No

PERIODIC INSPECTION FORM
Stockponds or Sumps
INSPECTOR'S NAME: Rov Karo DATE: 03/30/94
FACILITY CONFIGURATION: Stocknond DATE LAST INSPECTION: 11/11/93
SITE NAME: T-8 SITE LOCATION: NE :SW~;, Sec 12 ,TSN,R87W
MINE NAME: Seneca II LOCATION: 7.1 mi SE of Hayden , Colorado
MINE I.D. NO.: C-80-005 OWNER'S REP.: Scott Williams, Suot.
Circle Or write in anorooriate response
1
2
3.
4.
5.
6.
7.
8.
9.
10
11
12
13
14
Angle of slope: 3:1 upstream, 3.5:1 downstream
*Seepage (specify location, color, and approximate volume)
At isolated points on embankment slopes:
At natural hillside:
Yes ~ N/A
Yes for' N/A
Over widespread areas: Yes LNO. N/A
From downstream foundation area: Yes mfn-' N/A
"Boils" beneath stream or ponded water: Yes [~~oi N/A
Cracks or scarps on crest: Yes ~N o% N/A
Cracks or scarps on slope: Yes LN o~~ it/A
Sloughing or bulging on slope: Yes ~gl N/A
*Major erosion problems: Yes No~~ N/A
Surface movements in valley bottom or on hillside: Yes LNG N/A
*Erosion of toe: Yes No N/A
*water impounded against downstream toe: Yes ~J N/A
Existing embankment freeboard: from crest = 5 feet
Increase Decrease in water level: feet
Cracks, bulging, or erosion on upstream face: Yes ~~ N/A
Spillway erosion: Yes X07 N/A
*Clogging
Spillway channels: Yes X107 N/A
Diversion ditches: Yes No J~~
*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 = 6.5:1 N/A