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
INSPECTOR'S NAME: Dennis Jones DATE: 11/11/93
FACILITY CONFIGURATION: Stoc kpond DATE LAST INSPECTION: 6/ 10/93
SITE NAME: T-10 SITE LOCATION: NEkSWIr, Sec 12 ,TSN,R87W
MINE NAME: Seneca II LOCATION: 7.1 mi SE of Havden, Colorado
MINE I.D. NO.: C-80-005 OWNER`S REP.: Scott Williams, Suot.
Circle or write is aourooriate resvoase
1
2
3.
4.
5.
6.
7.
8.
9.
10
11
12
13
14
Angle of slope: 2:1 upstream, 3:1 downstream
*Seepage (specify Location, color, and approximate volume)
At isolated points on embankment slopes:
At natural hillside:
Yea CNo~ N/A
Yea l~ N/A
Over widespread areas: Yes ~No N/A
From downstream foundation area: Yes CN~• N/A
"Boils" beneath stream or ponded water: Yes ~N~ N/A
Cracks or scarps on crest:
Cracks or scarps on slope:
Sloughing or bulging on elope:
*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: __ _
Yes ~N~ N/A
Yea ~Co~ N/A
Yee ~Nfl'~ N/A
Yea <No; N/A
Yea /
\N,pi N/A
Yes CND N/A
Yes CNJ N/A
2 feet (approx)
feet
Yes ~No N/A
Yes No N/A
Yes Qi~ N/A,
Yes No CN/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 = 5:1 N/A