HYDRO20395

• Permit No: C1980005
• IBM Index Class Name: Hydrology
• Doc Date: 10/5/1990
• Doc Name: 3rd Qtr 1990 Inspections
• From: PEABODY COAL CO
• To: MLRD
• Permit Index Doc Type: SEDIMENT POND INSPECTIONS
• Media Type: D
• Archive: No

PERIODIC INSPECTION FORM
Water, Sediment, or Slurry Impoundments
INSPECTOR'S NAME: Dennis Jones DATE: 7/25/90
NPD ES I.D. NO.: - D.P. 003
FAC ILITY CONFIGU Diked Pond DATE LAST INSPECTIO N: 5/7/90
SITE NAME: Northwest Im oundment #003 LOCATION:SE'hSW'/. ,Sec .2 T~ 6N,~F87Gr
MIN E NAME: eneca pine ea o y oa o LOCATION: mi. o ay en,
MIN E I.D. N .. ermit - - OWNER'S R .. on u ian, upt.
Circle or write in appropriate response
1. Foundation preparation (removal of vegetation, stumps, topsoil}: _ es No N/A
2. Lift thickness: t2 in. N/A
3. Compaction according to approved plan: ~~ No N/A
4. Burning (specify extent and location): Yes No N/A
5. Angle of slope: 2:1 upstream, 3:1 downstream Tntal = 5:1 N/A
6. *Seepage (specify location, color, and approximate volume)
From underdrain pipes: Yes No Li~[g;
At isolated points on em an ment s opes: Yes N' N/A
At natural hillside: Yes ~ N/A
Over widespread area::: Yes N N/A
From downstream foundation area: Yes N/A
"Boils" beneath stream or ponded wa er: Yes ~ N/A
7. Cracks or scarps on crest: Yes ,N~ N/A
8. Cracks or scarps on slope: Yes :Ng N/~
9. Sloughing or bulging on slope: Yes N~i N/A
10. *Major erosion problems: Yes Nl~ N/A
11. Surface movements in valley bottom or on hillside: Yes ~N~ N/A
12. *Erosion of toe: Yes L N/A
13. *Water impounded against toe: Yes ~ N/A
14. Existing embankment freeboard: 4.9 feet
15. Increase Decrease in water level: 0 feet
16. Cracks, bulging, or erosion on upstream face: Yes etig N/A
17. Visible sumps or sinkholes in slurry surface: Yes No N/A'
18. *Clagging
Spillway channels and pipes: Yes N9 NfA
Decant system: Yes No QJLA,'
Diversion ditches: Yes 'Ng N/A
19. *Cracking or crushing of pipes
Spillway pipes: Yes `No N/A
Decant system: Yes
-- No ~,

20.
Trash racks clear and in place: ~
.
Ye s1
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 condi-
tions noted in these items should normally be described (extent, location, volume, etc.)
in the space on the back of this sheet.