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.: RS-'~t.
O. BOX 591
1 Ml. E. OF SOMERSET
. P
,
~,
.
SOMERSET; CO 81434
NiONITORING WELL / PIEZONIETER AS-BUILT
PROJECT: 4°~ Cn-~~-1 i . cl ~ ~ ~ l i ~ ~ LOCATION: /~ ~ I ~ DRILLER: La-t,t y~ e~ we'~~k'rn -

- 3~
GROUND ELEVATION: BORING:
DRILLING J ~'^`ie'~
TOP OF CASING ELEVATION: DATE: 1O~I SI9~ METHOD: ~A-
L D MENT ~ ~~
O
FIELD GEOLOGIST: I
F~ EThio

GROUND ELEVATION TOP OF SURFACE CASING:
ELEVATION: I ELEVATION TOP OF RISER:
~~ ,
TYPE OF SURFACE SEAL: ti?<<~l'r "Q-
Stc,z.l
TYPE OF SURFACE CASING:
I.D. OF SURFACE CASING AND LENGTH: ~ K s '
~~~6
DIAMETER OF HOLE AND DEPTH:
~~~"• y'~ FdL
TYPE OF RISER PIPE
:
~
RISER PIPE I.D.: ~ ~
*-~^•`e- ~--„`,F,<
`~eo~
TYPE OF BA
CKFILL/SEAL ANO DEPTH
.
.
:
TOP OF ROCK
ti L~~
11 DEPTH/ELEVATION TOP OF BEDROCK: ~ ~' ZO
.
l~\~
~~~~ %/
v
i
~\'v
~/
~~
~ j
~
%\
\ ~OL'L
/
/
/ / wELL SCREENED IN SOIL OR ROCK:
NOTES: aoy~~ ~^-1'~P aP Ta~K- ~--f'!~'~ : I „~,

~~~

DEPTH/ELEVATION

STATIC WATER LEVEL
(APPROXIMATE)
TYPE OF SEAL AND DEPTH: ~R.a,.~~-an~!c GV`-~~5
~~/~
,`~\ ~
// , Z~-
DEPTH/ELEVATION TOP OF SAND:
~ CZZ-3c{ }
~ ~ TYPE OF SAND PACK AND DEPTH: 14' ZO
~, • ~~ DEPTH/ELEVATION TOP OF SCREEN: zy
~ TrPE OF SCREEN: ~-~ • `{~ PuC-
SLOT SIZE X LENGTH 20 S~ _+ K ~ O~
- ~~~5
DIAMETER OF HOLE IN BEDF
OCK AND DEPTH
.
:
\~/~ _ /~ DEPTH/ELEVATION BOTTOM OF SCREEN: •~~
/j~ - i DEPTH ELEVATION BOTTOM OF SAND: ~`"~

~~//%
/ - \
/
DEPTH/ELEVATION BOTTOM Of HOLE: 3y
~~
/~~~~~ ~~~ ~~/~~ BACKFILL MATERIAL BELOW WELL. '~O^L