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Groundwater Well Installation Work Plan Sharpe Army Depot <br /> Lathrop, California <br />Ahtna Environmental, Inc. ii <br />Table of Contents <br />Document Approval ........................................................................................................................... i <br />Table of Contents ............................................................................................................................... ii <br />Acronyms and Abbreviations ............................................................................................................. iv <br />1.0 Introduction ...............................................................................................................................1 <br />1.1 Site Location and Description ........................................................................................................... 1 <br />1.2 Geology and Hydrogeology ............................................................................................................... 2 <br />1.3 Previous Investigations ..................................................................................................................... 3 <br />2.0 Rationale ....................................................................................................................................4 <br />3.0 Field Activities ............................................................................................................................5 <br />3.1 Pre-Well Installation Field Activities ................................................................................................. 5 <br />3.1.1 Notification and Access .............................................................................................................. 5 <br />3.1.2 Permitting ................................................................................................................................... 5 <br />3.1.3 Geophysical Clearance ................................................................................................................ 5 <br />3.1.4 Burrowing Owl Management ..................................................................................................... 5 <br />3.1.5 Support Facilities ........................................................................................................................ 6 <br />3.1.6 Security ....................................................................................................................................... 6 <br />3.2 Well Installation Activities ................................................................................................................. 6 <br />3.2.1 Well Construction ....................................................................................................................... 7 <br />3.2.2 Well Development .................................................................................................................... 10 <br />3.2.3 Aquifer Pumping Tests .............................................................................................................. 10 <br />3.2.4 Surface Completion .................................................................................................................. 13 <br />3.2.5 Conveyance Piping Installation and Electrical Hook-up ........................................................... 13 <br />3.2.6 Surveying .................................................................................................................................. 13 <br />3.2.7 Sampling ................................................................................................................................... 14 <br />3.3 Waste Management ........................................................................................................................ 14 <br />3.4 Field Documentation and Photographic Record ............................................................................. 15 <br />3.5 Schedule .......................................................................................................................................... 15 <br />4.0 Quality Control and Quality Assurance ...................................................................................... 16 <br />5.0 Site Safety and Health ............................................................................................................... 17 <br />6.0 References ............................................................................................................................... 18 <br />