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<br />Site Investigation Work Plan <br />Former SAN JOAQUIN COGENERATION <br />17200 Murphy Parkway, Lathrop, San Joaquin County, California <br />(APN 198-120-05) <br /> <br />TABLE OF CONTENTS <br /> <br /> <br />SECTION PAGE <br /> <br />1.0. INTRODUCTION ................................................................................................... 1  <br />2.0. SITE DESCRIPTION AND BACKGROUND ......................................................... 1  <br />2.1. SITE LOCATION AND DESCRIPTION .............................................................. 1  <br />2.2. SITE BACKGROUND ........................................................................................ 2  <br />2.3. SITE USE ........................................................................................................... 2  <br />2.4. CURRENT SITE ENVIRONMENTAL CONDITIONS ......................................... 2  <br />2.5. STRATIGRAPHY AND GROUNDWATER ......................................................... 3  <br />3.0. SCOPE OF WORK................................................................................................ 4  <br />3.1. PRE-FIELD WORK ACTIVITIES ........................................................................ 5  <br />3.2. EQUIPMENT DECONTAMINATION/WASTE MANAGEMENT .......................... 5  <br />3.3. REPORT PREPARATION .................................................................................. 5  <br />4.0. FIELD PROCEDURES .......................................................................................... 5  <br />4.1. SURFACE SAMPLE COLLECTION AND ANALYSIS ........................................ 5  <br />4.2. TRENCHING AND SOIL SAMPLE COLLECTION AND ANALYSIS .................. 6  <br />4.3. SOIL BORING ADVANCEMENT ....................................................................... 7  <br />4.3.1. Soil Sampling ............................................................................................... 7  <br />4.3.2. Groundwater Sampling ................................................................................ 8  <br />4.3.3. Boring Abandonment ................................................................................... 8  <br />4.4. CONCRETE SAMPLE COLLECTION ................................................................ 8  <br />4.5. ANALYTICAL REPORTING PROCEDURES ..................................................... 9  <br />5.0. LIMITATIONS ....................................................................................................... 9  <br />