HYDRO26415

• Permit No: C1980005
• IBM Index Class Name: Hydrology
• Doc Date: 1/13/1994
• Doc Name: 4th Qtr 1993 Inspections
• From: PEABODY WESTERN
• To: DMG
• Permit Index Doc Type: SEDIMENT POND INSPECTIONS
• Media Type: D
• Archive: No

PERIODIC INSPECTION FORM
Stockponds or Sumps
ItJSPECTOR'S NAME: Dennis Jones DATE: 11 /11/93
FACILITY CONFIGURATION: Stockoond DATE LAST INSPECTION: 6 /10/93
SITE NAME: T-11 SITE LOCATION: NW'a SE'~, Sec 12, TSN,R87W
MINE NAME: Seneca II LOCATION: 7.1 mi SE of Ravden, Colorado
MINE I.D. NO.: C-RO-005 OWNER'S REP.: Scott Williams, Supt.
Circle Or Write in BbDrOpriatB re5pOn5e
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Angle of elope: 3:1 upstream, 2:1 downstream
+Seepage (specify location, color, and approximate volume)
At isolated points on embankment slopes:
At natural hillside:
Total = 5:1 N/A
Yes (NO.' N/A
Yea `Noi N/A
Over widespread areas: Yea ~No N/A
From downstream foundation area: Yes ~Ny- N/A
"Boil s" beneath stream or ponded water: Yes LNO~ N/A
Cracks or acarpa on crest:
Cracks or acarpa on slope:
Sloughing or bulging on slope:
+Major erosion problems:
Surface movements in valley bottom or on hillside:
*Erosion of toe:
*Water impounded against downstream toe:
Existing embankment freeboard: from crest =
Increase Decrease in water level:
Cracks, bulging, or erosion on upstream face:'
Spillway erosion:
*Clogging
Spillway channels:
Diversion ditches: _ _
Yea No ~~ N/A
Yes c1`Io~ N/A
Yea LNG N/A
Yes <Ny7 N/A
Yes ~No; N/A
Yes ~fl~ N/A
Yes C~ N/A
2 feet (approx)
_ feet
Yes LNoi N/A
Yes ~NJ N/A
Yes Cyn~ N/A
Yes No QJ~'
*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.