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EEC S 1462 01 UniFirst Stockton September 24,2004 <br /> Tables of Contents <br /> 1 0 INTRODUCTION 1 <br /> ' 2 0 BACKGROUND 1 <br /> 2 1 Site Description 1 <br /> 2 2 Site History 2 <br /> 2 2 Physiography 3 <br /> 2 3 Geologic and Hydrogeologic Setting 3 <br /> 3 0 PRE-UST DISCOVERY ACTIVITIES 3 <br /> 3 1 Surface Sample Collection 3 <br /> 3 1 1 Soil Sampling Results 4 <br /> 3 2 Geoprobe Subsurface Investigation 4 <br /> ' 3 2 1 San Joaquin County Permits 4 <br /> 3 2 2 Utility Clearance 4 <br /> 3 2 3 Subsurface Investigation 5 <br /> f3 2 4 Geoprobe Sampling Results 5 <br /> 3 3 Pre-UST Discovery Results 6 <br /> ' 4 0 PRE UST DISCOVERY REMEDIATION ACTIVITIES 6 <br /> 4 1 Soil Excavation and Confirmation Sampling 6 <br /> 4 2 Confirmation Soil Sample Results 7 <br /> 4 3 Soil Removal and Disposal 7 <br /> 5 0 UNDERGROUND STORAGE TANK RELEASE AND RESPONSE ACTION 7 <br /> 6 0 UNDERGROUND STORAGE TANK REMOVAL ACTIVITIES 9 <br /> 6 1 Underground Storage Tank Removal Permitting 9 <br /> 6 2 Excavation, Air Monitoring, and Soil Segregation 9 <br /> 6 3 Tank Removal and Inspection 9 <br /> ' 6 4 Soil and Tank Excavation Inspection 10 <br /> 6 5 Soil Sampling 10 <br /> 6 6 Laboratory Analysis 10 <br /> ' 6 7 UST Excavation Backfill 11 <br /> 6 8 Soil Disposal - UST Removal and Soil Remediation 11 <br /> 6 9 UST Removal Summary 11 <br /> ' 7 0 OIL RELEASE REMEDIATION AND CONFIRMATION SAMPLING 12 <br /> 7 1 Soil Excavation 12 <br /> 7 2 Post Oil Release Confirmation Sampling 12 <br /> ' 7 3 Soil Disposal 13 <br /> 7 4 Water Disposal 13 <br /> ' TABLES <br /> Table 1 Surface Sample Results <br /> ' Table 2 Geoprobe Subsurface Investigation Results <br /> Table 3 Pre-UST Discovery Confirmation Sampling Results <br /> Table 4 UST Removal Soil Sample Results <br /> Table 5 Post Oil Release Confirmation Sampling Results <br /> ii <br />