HYDRO22526

• Permit No: C1980005
• IBM Index Class Name: Hydrology
• Doc Date: 1/15/1988
• Doc Name: 4th Qtr 1987 Inspections
• From: PEABODY COAL CO
• To: MLRD
• Permit Index Doc Type: SEDIMENT POND INSPECTIONS
• Media Type: D
• Archive: No

PERIODIC INSPECTION FORM
Mater, Sedi~ent, or Slurry I~poundments
INSPECTOR'S NAME: LI~Qk~.:s ~~kaS
N.P.D.E.S. I.D. NO.: rn-noon?~T n_P. nn.~
FACILITY CONFIGURATION: Hiked Pond
SITE NAME: ~Inrthwaat Tmnnundment N003
MINE NAME: ~_SPnPCa TI Mine (,ppahody foal ComoanYl
MINE I.D. NO.: r.MIRR Parmit Nn. C-005-RO
Spillway channels
Decant system
Diversion ditcTF-es
1. Foundation preparation (removal of vegetation, stumps. topsoil7)
2. Lift thickness (inches) _ __ _
3. Compaction according to approved plan
4. Burning (specify extent and location) N/A
5. Angle Of S1Dpe {d~~) 9c1 npstraam 3~1 dnwnstreaQT, total
6. *Seepage (specify location, color, and approximate volume)
From underdrain pipes
At isolated points on em ankment s opes
At natural hillside
Over widespread areas
From downstream founda Ton area
"Boils" beneath stream or ponde water
7. Cracks or scarps on crest c~---
8. Cracks or scarps on slopeSb~~~~ sou S°~~ ~v~-~kS-
9. Sloughing or bulging on slope
10. *Major erosion problems
11. Surface movements in valley bottom or on hillside
12. *Erosion of toe
13. *Water impounded against toe
14. Existing embankment freeboard (feet)
15. _ Increase Decrease in water level (feet)
16. Cracks, bulging, or erosion on upstream face
Yes No
~Z inches
Yes No
X1CkXX1~R
_ .`r~'.1 eeb
XRIEXX
Yes o
Yes
Yes
Yes
Yes
Ye
Yes
Yes Jo
Yes Pfo
Yes No
Yes No
feet
C7 feet
Yes ~
17. Visible sumps or sinkholes in slurry surface tJ/A Xi4i(XXgij
18. *Clogging
19.
20.
DATE: c/-~ Z -c~C.
DATE LAST INSPECTION: G - 3 " ~~C~
LOCATION: ~~SW!s, Sec. 27. T6N, R87W
LOCATION: 7.1 mi. SE of Navden, CO
OWNER'S REP.: Don__Zulian. Supt.
Circle or write in appropriate response
and pipes
*Cracking or crushing of pipes
Spillway pipes lu~.da.-
Decant system
Trash racks clear and in place
Yes ~do~
Kili(XXNdI
Yes ~
e No
X X XE116
A K~li<XXOldl
*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.
o~~