2014-11-17_PERMIT FILE - C1982056 ‎(2)‎

• Permit No: C1982056
• IBM Index Class Name: Permit File
• Doc Date: 11/17/2014
• Doc Name: Hydrologic Monitoring Plan Wolf Creek Reserve
• Section_Exhibit Name: Exhibit 14A
• Media Type: D
• Archive: No

+2 FT. TOP OF CA51NG
20 FT.
G INCH x 40 FT.
CEMENTED SURFACE
CASING.
WELL CA51NG, 4 INCH
INSIDE DIAMETER
MILD STEEL, THREADED
AND COUPLED, +2 FT.
TO APPROX. 1410 FT.
TO 15 10 FT. (TO TOP
OF WELL SCREEN ).
HYDRATED BENTONITE
PELLETS, 10 FT. TO
20 FT. ABOVE SCREEN
FILTER PACK, # 10- 20
51LICA SAND, TOTAL
DEPTH TO 10 FT. ABO�
SCREEN.
TOTAL DEPTH APPROX. f -
TO 1 550 FT. TO BA5E OF
WOLF CREEK COAL SEAM.
5ECURITY COVER
CAP
GROUND SURFACE
CENTRALIZER5
8.75 INCH MINIMUM
DIAMETER BOREHOLE
5URFACE TO TOTAL
DEPTH.
NEAT CEMENT GROUT,
SURFACE TO TOP OF
BENTONITE 5EAL
( APPROX. 1400 FT. TO
1 500 FT. ).
WELL 5CREEN, 4 INCH
IN51DE DIAMETER x 40 FT.
LENGTH 5TAINLE55 STEEL
"MUNI- PACK" OR
EQUIVALENT.
CENTRALIZERS
TWENTYMILE COAL LLC
n� 2515 ROUT, COUNTY ROAD 27
I
re OAK CREEK, CO 80467
FIGURE # 4
PROPOSED MONITORING
WELL CONSTRUCTION
DIAGRAM
DRA" BY: NEC STATEDROVINCE: Sl"
A"ROVEO BY: JMN GCS: DATUMNN* -d-
DATE: 2014-15-05 ORAVANGSNEET: 1 of 1
SCALE: NOT TO SCALE CJ.: 0'