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GE � <br /> GENESIS ENGINEERING&REDEVELOPMENT <br /> TABLE OF CONTENTS <br /> 1.0 INTRODUCTION......................................................................................................... 1 <br /> 1.1 Site Background.......................................................................................................... 1 <br /> 1.2 Local Geology and Hydrogeology.............................................................................. 1 <br /> 2.0 SITE INVESTIGATION..............................................................................................2 <br /> 2.1 Task 1 —Lithology Soil Boring...................................................................................2 <br /> 2.2 Task 2—Reconnaissance Borings............................................................................... 3 <br /> 2.3 Task 3 —Water Supply Well Sampling.......................................................................4 <br /> 2.4 Task 4—Surface Water and Sediment Sampling........................................................4 <br /> 2.4.1 Surface Water Sampling ...................................................................................... 5 <br /> 2.4.2 Sediment Sampling.............................................................................................. 5 <br /> 2.5 Task 5—Site Investigation Report.............................................................................. 6 <br /> 3.0 FIELD ACTIVITIES....................................................................................................6 <br /> 3.1 Pre-Field Activities...................................................................................................... 6 <br /> 3.2 Drilling, Logging, and Sampling Techniques............................................................. 7 <br /> 3.2.1 Direct Push Technology....................................................................................... 7 <br /> 3.2.2 Subsurface Logging ............................................................................................. 8 <br /> 3.2.3 Surface Water and Sediment Sampling................................................................ 8 <br /> 3.2.4 Decontamination Activities.................................................................................. 9 <br /> 3.3 Investigation Derived Wastes.................................................................................... 11 <br /> 3.4 Boring Locations and Surveying............................................................................... 11 <br /> 3.5 Sample Handing........................................................................................................ 11 <br /> 3.5.1 Sample Labels.................................................................................................... 11 <br /> 3.5.2 Handling and Shipping....................................................................................... 12 <br /> 3.5.3 Sample Size, Preservation, Holding Time......................................................... 12 <br /> 3.5.4 Sample Control .................................................................................................. 13 <br /> 3.5.6 Quality Control Samples.................................................................................... 14 <br /> 4.0 FIELD QUALITY CONTROL PROGRAM............................................................ 15 <br /> 4.1 Control Parameters.................................................................................................... 15 <br /> 4.2 Corrective Actions..................................................................................................... 16 <br /> 5.0 RECORD KEEPING.................................................................................................. 16 <br /> Lima Ranch <br /> Site Characterization Work Plan Addendum <br /> April 2008 <br />