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Final AOC 65 Interim Removal Action Report, August 2003

Table of Contents

Section 1 - Introduction

1.0   Goals and Scope

1.1   Site Location and History

1.2   Geology and Hydrogeology

Section 2 - Investigation Activities

2.1   Characterization Sampling

Section 3 - Response Actions

3.1   Building 90 Interim Removal Actions

3.2   Post-Excavation Confirmation Sampling

3.3   Restoration

Section 4 - Conclusions and Recommendations

4.0   Conclusions

4.1   Recommendations

Figures

Figure 2-1   Building 90 Soil Boring Locations and Excavation Area

Figure 2-2�  AOC-65 Soil Boring Locations with Soil/Rock Sample Analytical Results for PCE

Figure 2-3�  AOC-65 Soil Boring Locations with Soil/Rock Sample Analytical Results for TCE

Figure 2-4�  AOC-65 Soil Boring Locations with Soil/Rock Sample Analytical Results for PCBs

Figure 2-5�  AOC-65 Soil Boring Locations with Soil/Rock Sample Analytical Results for Metals

Figure 3-1�  Building 90 Confirmation Sample Locations and Excavation Area

Figure 3-2�  Site Restoration As-Built

Figure 3-3�  Miscellaneous Installation Details

Tables

Table 2-1   Characterization Soil Borings Analyte Detection Summary, April 2002

Table 2-2�  Analyte Detection Summary, March and April 2001

Table 2-3�  Analyte Detection Summary, April 2002

Table 3-1�  Confirmation Sampling Analytical Results

Appendices

Appendix A   Soil Profile Descriptions

Appendix B   Sample Chain of Custody Form and Analytical Results

Appendix C  Waste Manifests

Appendix D   Site Photographs

Appendix E   Waste Characterization Summary Letter