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Oxbow Mining LLC <br />Elk Creek Mine <br />Hole Number: GVB- LW08 -03 Project ID.: Elk Creek Mine Gob Vent Boreholes <br />Lease Number: COC -61357 (State or Federal) Surface Owner: BLM <br />Date Commenced: 8- Jul -06 Date Completed: 30- Jul -06 <br />Contractor: WDC Drilling, Inc. Rig Type: Gefco 90K <br />Geologist: Doug Allen Date : <br />15- 00-06 <br />Toolpusher: Kevin Jones <br />Driller: Alan Taylor Truck Driver: <br />Robert Labahn <br />Helper: James Timms <br />Kevin Lewis <br />Marvin Eldridge <br />Bill Spain <br />Coordinates: N. 16359.21 E. <br />28212.23 <br />Location: Township, Range & Section: <br />SW 1/4 Sec. 36, T. 12 S., R. 91 W. <br />Ground Elevation: 7877' Collar Elevation: <br />Geophysical Log Measured From: Ground <br />Elevation <br />Total Depth: 1780' Probe Depth: <br />1772' <br />Fluid Level: NA <br />Casing Type: steel, T &C <br />Size: <br />9 5/8" <br />Casing Type: slotted steel, T &C <br />Size: <br />7 <br />Depth: 0- 1504" Recovered (Y or N): <br />N- cemented <br />Depth: 1302.5 -1720' Recovered (Y or N): <br />N -loose <br />Bit Information <br />Surface Casing 17" Tri -cone (14" casing) from 0 -19' <br />Main Hole 12 1/4" Tri -cone to 1620' <br />Core: <br />Bottom Hole 8 3/4" Tri -cone to 1780' <br />Footage Plugged: 1780' Cored: 0 <br />Drilling Medium: Air: Sta -Foam 202/Water: Mud: Foam Injection: <br />Depths: 0 -20' 20 -1780' <br />Lost Circulation Depths: NA Regained ? (Y or N): <br />Water Invasion Depth or Intervals: NA Estimated Inflow Rates: <br />Gas Invasion Depth or Interval: NA <br />Geophysical Logging Contractor: Jet West Geophysical, LLC <br />Logs Run: Gamma: X Neutron: <br />Temperature: Density: X <br />Resistivity: X Caliper: X <br />Other (SP, Foc. Elec., Drift, Dep., Sonic): Deviation: 10' @ 208 degrees. Videolo . <br />Hole Cemented( Y or N ),Type: Y <br />Coal Core Sent To: NA <br />No. of Bags: 4 yds. portland for 9 5/8 annulus <br />Interval: to surface <br />Rock Sent To: NA <br />Comments: ' 9 5/8" casing parted from 1334 - 1343'. Bottom of dropped joints (142') <br />landed 195' above D2 seam. <br />nts <br />states casino set on <br />9 5/8" casing abandoned to surface with 23 cubic yards portland type 11 cement July, 2009. <br />