HYDRO28165

• Permit No: C1980005
• IBM Index Class Name: Hydrology
• Doc Date: 9/5/1989
• Doc Name: 3rd Qtr 1989 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
INS PECTOR'S NAME: Dennis Jones DATE: 8/3/89
NPD ES I.D. NO.: - D.P. 004
FAC ILITY CONFIGU ~ Cross-Vallev Pond DATE LAST INSPECTION: 5/17/89
SIT E NAME: South Section 12 Pond #004 LOCATION:SW'hSE'h, Seca ~, v. R~3 7W
MIN E NAME: Seneca ine ea o y oa o LOCATION: i. mi. c or ayaen,
MIN E I.D. N .: ~ ermit - - OWNER'S R .. on u ian, u:,t.
Circle or write in appropriate response
1. Foundation preparation (removal of vegetation, stumps, topsoil): _ ~ No N/A
2. Lift thickness: 12 in. N/A
3. Compaction according to approved plan: es No N/A
4. Burning (specify extent and location): Yes No N/A
5. Angle of slope: 5:1 upstream, 2:1 downstream Total = 7_1 N/A
6. *Seepage (specify location, color, and approximate volume)
_ From underdrain pipes: See comments YL~ No N/A
At isolated points on emoan ment s opes: Yes Lq~ N/A
At natural hillside: Yes ~ N/A
Over widespread areas: Yes 1~ N/A
From downstream foundation area: Yes ~ N/A
"Boils" beneath stream or ponded wa err Yes N/A
7. Cracks or scarps on crest: Yes t~ N/A
8. Cracks or scarps on slope: Yes ~ N/A
9. Sloughing or bulging on slope: Yes 'o N/A
10. *Major erosion problems: Yes ® N/A
11. Surface movements in valley bottom or on hillside: Yes ~ N/A
12. *Erosion of toe: Yes ~i N/A
13. *Water impounded against toe: Yes ~ N/A
14. Existing embankment freeboard: 5 feet
15. Increase O~crease in wat=r lever: 0 feet
16. Cracks, bulging, or erosion on upstream face: Yes ~ N/A
17. Visible sumps or sinkholes in slurry surface: Yes No N%
18. *Clogging
Spillway channels and pipes: Yes Qo N/A
Decant system: Yes ~ N/A
Diversion ditches: Yes ~ .1/A
19. *Cracking or crushing of pipes
Spillway pipes: See comments Yes ~Ng N/A
Decant system: Yes LNg- N/A
20. Trash racks clear and in place: ~ 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.