2001-12-11_PERMIT FILE - C1980007 ‎(2)‎

• Permit No: C1980007
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Doc Name: Geotechnical Drilling Information
• Section_Exhibit Name: Exhibit 12A Geotechnical Drilling Information
• Media Type: D
• Archive: No

MO UNTAIN COAL COMPANY
WEST ELK MINE WELL NO.: `iS'~"1
y . P.O. BOX 591, 1 Ml. E OF SOMERSET
SOMERSET CO 81434 ,~ --
MONITORING WELL / PIEZONIETER AS-BUILT
PROJECT: 4 yr-9 ca~ee ~+ , cl.r i ll F ~ LOCA TION: 51~ 6~, (c(1 we-F r~~.is DRILLER: ~a v+P %', P ='~ ~~~
GROUND ELEVATION: la S4~. S BORING: ~b ' S~ DRILLING ~, ~~"`~"'~
J
-2•.~-av
~!1^.
-e.i
NETH00
TOP OF CASING ELEVATION: Ias=12.O DATE: 1 °Ii9I 1~ ,
_
J
:
FIELD GEOLOGIST: IG~.;, Lam' DEVELOPMENT ~ !~
METHOD:

GROUND
~ELEYATION: ~ ELEVATION TOP OF SURFACE CASING:
(p ~j y `. ~
ELEVATION TOP OF RISER.
• V
T<
3
T
P
F
~"^ '
~
•
Y
SURFACE SEAL:
~
•
E O
TYPE OF SURFACE CASING: (o ~LeC-4
I.D. OF SURFACE CASING AND LENGTH: '~
~ ~/°; ^
DIAMETER OF HOLE AND DEPTH:
<<G• QO 1 ~~C'!!
TYPE OF RISER PIPE
.
RISER PIPE I.D.: ~ I~
T'(PE OF BACKFILL/SEAL AND DEPTH
'LLZ-'-"~'<
r~~~~~~
:
-

TOP OF ROCK DEPTH/ELEVATION TOP OF BEDROCK: '~~

~
~%~/~%~/` \\/~ WELL SCREENED IN SOIL OR ROCK: ~~~ ¢"~-Oi
NOTES:
'
~ ~
..S
DEPTH/ELEVATION

STATIC WATER LEVEL
(APPROXIMATE)
TYPE OF SEAL AND DEPTH: ~e-,.'*"' ~~~- 0-~^-~ r'

%~/• \
/i
DEPTH/ELEVATION TOP OF SAND: 33
^ ~ ~~'-"~ I~'ZV ~33-5%~
~II
~ TYPE OF SAND PACK AND DEPTH:
~"
\/~ \~~ DEPTH/ELEVATION TOP OF SCREEN: ~S
, TYPE OF SCREEN: <~ • 4tl ~ 1 ° ---I
- SLOT SIZE X LENGTH: -ZOS~~'}' `C ZJ
- IAMETER OF HOLE IN BEDROCK AND DEPTH: ~~~~~~
_ D
•%j~
\ _- /`~
^ DEPTH/ELEVATION BOTTOM OF SCREEN: SS
/%
\~ -
_ /~
\e DEPTH ELE`iATION BOTTOM OF SAND: SS
~\/// \
/~i DEPTH/ELEVATION BOTTOM OF HOLE: Ss
~/\
\\\/\\~
~\
\~,~\\
~\
\/~~
BACKFILL MATERIAL BELOW WELL: '"I-e''^~~