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Views: 266
Updated
August 23, 2013
Description
This information letter addresses procedures for step-up and step-down drilling when flowing holes are encountered.
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Views: 254
Updated
September 26, 2012
Description
This information letter provides guidance on the requirements for plugging seismic shot holes in exploration restricted areas.
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Views: 154
Updated
March 8, 2004
Description
This information letter provides guidance on the requirements for plugging seismic shot holes on surveyed road allowances.