HYDRO20719

• Permit No: C1980005
• IBM Index Class Name: Hydrology
• Doc Date: 7/8/1996
• Doc Name: 2nd Qtr 1996 Inspections
• From: SENECA COAL CO
• To: DMG
• Permit Index Doc Type: SEDIMENT POND INSPECTIONS
• Media Type: D
• Archive: No

PERIODIC INSPECTION FORM
Stockponda or Sumps
INSPECTOR'S NAME: Rov Karo
FACILITY CONFIGURATION: Stockoond
SITE NAME: T-4
MINE NAME: Seneca II
MINE I.D. NO.: C-80-005
1
2
3.
4.
5.
6.
7.
8.
9.
10
11
12
13
14
Total = 5.5:1 N/A
Yes o N/A
Yes o N/A
Yes o N/A
Yes o N/A
Yes o N/A
Yes o N/A
Yes /~lo~
~
( N/A
Yes tt
77~~
tt..
..
YYdd~~ N / A
Yes ((
ti
.
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JJ
o N/A
Yes /ENO/ N/A
Yes ~(Ij~gy9~'O N/A
Yes N/A
feet
_ feet
Yes
~ N/A
Yes N/A

Yes ~ N/A
Yes o N/A
*Major adverse changes in these items could cause instability and should be reported to
the Engineering Manager and Mine Superintendent Eor 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.
DATE: 06/26!96
DATE LAST INSPECTION: 03/14/96
LOCATION: SWi:NES:, Sec 11. TSN. R87W
LOCATION: 7.1 mi SE of Hayden. CO
OWNER'S REP.: Brad Brown. Gen Mar
Circle or write in aoorooriate reeoonse
Angle of slope: 3:1 upstream, 2.5:1 downstream
*Seepage (specify location, color, and approximate volume)
At isolated points on embankment slopes:
At natural hillside:
Over widespread areas:
From downstream foundation area:
"Boils" beneath stream or ponded water:
Cracks or scarps on crest:
Cracks or scarps 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: See comments
Increase Decrease in water level:
Cracks, bulging, or erosion on upstream face:
Spillway erosion:
*Clogging
Spillway channels:
Diversion ditches: