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[SWMU
B-28 Table of Contents]
SWMU B-28
RCRA Facility Investigation
Report,
April 2002
Table of Contents
Section 1
-
Introduction
1.1 Background and Site Description
1.1.1
CSSA
1.1.2
SWMU B-28
1.1.2.1 Site
Description
1.1.2.2 Potential Sources of Contamination
1.1.2.3 Site
Location
1.2
Site Environmental Setting
1.2.1
Site Soils and Topography
1.2.2
Geology
1.2.3
Hydrology
1.2.4 Cultural
Resources
1.2.5 Potential
Receptors
1.3 Previous Investigations
1.3.1
Mustard Gas Investigation
1.3.2
Geophysical Survey
1.3.3
Soil Boring and Groundwater Samples
1.3.4 Soil Gas Survey
1.4
Closure Standard
Section 2 - Field Investigation
2.1
Field Actions
2.1.1
Geophysical Survey
2.1.2 Soil Gas Survey
2.1.3 Surface
Soil Sampling
2.1.4
Subsurface Soil Sampling
2.1.5
Groundwater Sampling
2.1.6 UXO Clearance
2.1.7
Soil Stockpile Disposition Samples
2.2
Results and Comparisons
2.2.1
Geophysical Survey
2.2.2 Soil Gas Survey
2.2.3 Surface
Soil Samples
2.2.4
Subsurface Soil Samples
2.2.5
Groundwater Samples
2.2.6 UXO Clearance
2.2.7
Soil Stockpile Disposition Samples
Section 3 - Conclusions and Recommendations
3.1
Conclusions
3.2
Evaluation of Data Quality Objectives Attainment
3.3
Recommendations
Appendices
Appendix
A Summary of Recovered UXO Items
Appendix
B Analytical Results
Appendix
C Evaluation of Data Quality Objectives Attainment
Appendix
D Data Verification Reports
Appendix
E Site Photographs
Figures
Figure
B28-1 Site Location Map
Figure
B28-2 Soils and Topographic Map
Figure
B28-3 Geologic Setting
Figure
B28-4 Sample Location Map
Tables
Table
B28-1 Summary of Chemical Constituents Detected in Soil, March 2000
Table
B28-2 Summary of Chemical Constituents Detected in Stockpiled Soils, April 2000
Table
B28-3 Summary of Chemical Constituents Detected in Sifted Soil Solid
Waste Management Unit B-28
Table
B28-4 Summary of Metals Levels Above Background in Sifted Soil