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Kennedy/Jenks Consultants <br /> ' Table of Contents <br /> ' List of Tables.......................................................................... <br /> ' List of Figures.............................................................................................................................v <br /> Listof Appendices...................................................................................................................... vi <br /> ' Section 1: Remedial Investigation Purpose and Background...................... 1 <br /> 1.1 Introduction...........................................................................................1 <br /> ' 1.2 Objectives.............................................................................................1 <br /> 1.3 Identification of Operable Units .............................................................2 <br /> 1.4 Site Description and History..................................................................2 <br /> ' 1.4.1 Operable Unit 1 .........................................................................2 <br /> 1.4.2 Operable Unit 2 .........................................................................6 <br /> 1.4.3 Operable Unit 3.........................................................................7 <br /> ' 1.4.4 Operable Unit 4 .........................................................................8 <br /> 1.4.5 Operable Unit 5 .........................................................................8 <br /> Section2: Field Sampling Plan .................................................................. 11 <br /> 2.1.1 Operable Unit 1 .......................................................................11 <br /> 2.1.2 Operable Unit 2 .......................................................................12 <br /> ' 2.1.3 Operable Units 3 and 4............................................................13 <br /> 2.1.4 Operable Unit 5 .......................................................................14 <br /> ' Section 3: Field Activities.......................................................................... 16 <br /> 3.1 Field Preparation.................................................................................16 <br /> 3.2 Soil Borings.........................................................................................16 <br /> 3.2.1 Soil Sample Collection.............................................................17 <br /> 3.2.2 Groundwater Sample Collection ..............................................17 <br /> 3.2.3 Test Pit and Trench Sample Collection....................................17 <br /> 3.2.4 Replacement Borings..............................................................17 <br /> 3.3 Surveying............................................................................................18 <br /> 3.4 Laboratory Program............................................................................18 <br /> ' 3.5 Management of Investigation-Derived Residuals ................................18 <br /> Section 4: Quality Assurance/Quality Control............................................ 19 <br /> ' 4.1 Field Quality Assurance/Quality Control..............................................19 <br /> 4.2 Data Validation and Usability ..............................................................20 <br /> 4.2.1 Data Review, Verification, and Validation ................................20 <br /> ' 4.2.2 Verification and Validation Procedures....................................20 <br /> • 4.3 Laboratory QA/QC..............................................................................21 <br /> DRAFT Phase I Remedial Investigation Report i <br /> Former Tracy Railyard, Tracy, California <br /> g:lls-groupladmin1jo610510565777.18_uprr109-reportsVirptltext.doc <br />