2018-04-18_PERMIT FILE - C1981022A ‎(2)‎

• Permit No: C1981022A
• IBM Index Class Name: Permit File
• Doc Date: 4/18/2018
• Doc Name: Borehole Abandonment Reports
• Section_Exhibit Name: Exhibit 2.04-E3 Tab I/Item 9
• Media Type: D
• Archive: Yes

Oxbow Mining LLC
Elk Creek Mine
Hole Number: GVB 17-06C Project ID.: Elk Creek Mine Gob Vent Boreholes
Lease Number: COC -61357 (State or Federal) Surface Owner: Hotchkiss
Date Commenced: 3 -Sep -11 Date Completed: 8 -Sep -11
Contractor: Himes Drilling Rig Type: Atlas Copco RD20
Geologist: Doug Allen Date :
26 -Oct -11
Toolpusher: Matt Himes
Driller: Jim Weatherton Truck Driver:
Mike Hibberd
Helper: Connor
Kirk Homedew
Will Juusola
Jimmy L.
Coordinates: N. 17184.83 E.
37764.65
Location: Township, Range & Section:
SW 1/4, Sec. 32, T.12 S., R. 90 W.
Ground Elevation: 8227' Collar Elevation:
Geophysical Log Measured From: ground
Elevation
Total Depth: 2423 Probe Depth:
NA
Fluid Level: NA
Casing Type: steel T&C
Size:
9 5/8"
Casing Type: sol/slot steel T&C
Size:
7"
Depth: 0-2132' Recovered (Y or N):
N
Depth: 2041-2406' Recovered (Y or N):
N
Bit Information
Surface Casing 17" Hammer to 40'(14" surface casing)
Main Hole 121/4" PDC from 40-2132'
Core:
Bottom Hole 8 3/4" PDC from 2132-2423'
Footage Plugged: 0-2423' Cored: NA
Drilling Medium: Air: Foam Mater: Mud: Foam Injection:
Depths: 0-500' 500-2423'
Lost Circulation Depths: NA Regained ? (Y or N):
Water Invasion Depth or Intervals: NA Estimated Inflow Rates:
Gas Invasion Depth or Interval: NA
Geophysical Logging Contractor: Directional hole- no logging.
Logs Run: Gamma:
Temperature:
Resistivity:
Other (SP, Foc. Elec., Drift, Dep., Sonic):
Hole Cemented (Y or N ), Type:
Coal Core Sent To: NA
Comments: 7"
Bottom of 9 5/8" casinq
N
Neutron:
Density
Caliper:
No. of Bags: 10 yds for 9 518" annulus
Interval: to surface
Rock Sent To: NA