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Mud Rotary Drilling Field Standard Operating Procedure <br /> SWE-FSOP-304;Revision 0 Ahtna Southwest Environmental Operations <br /> Table of Contents <br /> Tableof Contents...............................................................................................................................3 <br /> 1.0 Introduction...............................................................................................................................4 <br /> 1.1 Purpose .............................................................................................................................................4 <br /> 1.2 Scope.................................................................................................................................................4 <br /> 1.3 Responsibilities..................................................................................................................................4 <br /> 1.4 Definitions.........................................................................................................................................5 <br /> 2.0 Relevant Documents...................................................................................................................5 <br /> 3.0 Equipment List............................................................................................................................5 <br /> 4.0 Procedure...................................................................................................................................6 <br /> 4.1 Pre-Field Tasks...................................................................................................................................6 <br /> 4.1.1 Clearances...................................................................................................................................6 <br /> 4.1.2 Health and Safety .......................................................................................................................6 <br /> 4.1.3 Site Conditions, Drilling Logistics, and Equipment.....................................................................7 <br /> 4.1.4 Rig Decontamination and Preparation.......................................................................................7 <br /> 4.1.5 Calibration ..................................................................................................................................7 <br /> 4.1.6 Personal Protective Equipment (PPE).........................................................................................7 <br /> 4.2 Mobilization and Setup.....................................................................................................................7 <br /> 4.2.1 Site Preparation..........................................................................................................................7 <br /> 4.2.2 Discussion of Site Conditions......................................................................................................8 <br /> 4.2.3 Mobilization................................................................................................................................8 <br /> 4.3 Drilling Procedures............................................................................................................................8 <br /> 4.3.1 Borehole Drilling.........................................................................................................................8 <br /> 4.3.2 Ongoing Monitoring ...................................................................................................................9 <br /> 4.3.3 Boring Log...................................................................................................................................9 <br /> 4.3.4 Geophysical Testing..................................................................................................................10 <br /> 4.4 Borehole Abandonment..................................................................................................................10 <br /> 4.5 Demobilization/Site Restoration.....................................................................................................10 <br /> 5.0 Quality Assurance/Quality Control............................................................................................11 <br /> 6.0 Documentation Review.............................................................................................................11 <br /> 7.0 References ...............................................................................................................................11 <br /> Page 3 of 11 <br />