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TABLE OF CONTENTS <br /> SITE INVESTIGATION REPORT <br /> Page <br /> INVESTIGATIVE SUMMARY i <br /> 1 0 PROJECT DESCRIPTION I <br /> 20 INTRODUCTION 2 <br /> 2 1 GENERAL OBJECTIVES 2 <br /> 22 PREVIOUS INVESTIGATIONS 2 <br /> 23 SCOPE OF SERVICES 3 <br /> Pre-Field Activities 3 <br /> Field Activities 4 <br /> ' 3 0 INVESTIGATIVE METHODS 5 <br /> 3 1 DRILLING AND SAMPLING 5 <br /> ' 3 1 1 Rationale for Boring/Well Placement 5 <br /> 3 1 2 Sample Collection 5 <br /> 3 1 3 Laboratory Analytical Methods 5 <br /> ' 3 1 4 Disposition of Drill Cuttings 6 <br /> 32 MONITORING WELL INSTALLATION 6 <br /> 32 1 Vapor Well Construction and Materials 6 <br /> 3 22 Monitoring Well Construction and Materials 6 <br /> 3 2 3 Groundwater Well Development 6 <br /> 3 2 4 Well Survey 6 <br /> ' 3 2 5 Disposition of Development Water 7 <br /> 3 3 GROUNDWATER SAMPLING 7 <br /> 3 3 1 Groundwater Level Measurement 7 <br /> 3 3 2 Well Purging 7 <br /> 3 3 3 Groundwater Sample Collection 7 <br /> 3 3 4 Laboratory Analytical Methods 7 <br /> 3 3 5 Disposition of Purge Water 7 <br /> ' <br /> 40 INVESTIGATIVE RESULTS 8 <br /> 41 SITE GEOLOGY AND 14YDROGEOLOGY 8 <br /> ' Site Geology 8 <br /> Site Hydrogeology 8 <br /> 42 SOIL ANALYTICAL RESULTS 8 <br /> 43 GROUNDWATER ANALYTICAL RESULTS 9 <br /> 50 REGULATORY CONTACTS 10 <br /> ' 60 DATA EVALUATION AND DISCUSSION 11 <br /> 6 1 PETROLEUM HYDROCARBONS IN SOIL I I <br /> 62 DISSOLVED PETROLEUM HYDROCARBONS IN GROUNDWATER 11 <br /> J <br />