Soil Pile Disposition Assessment - Table of Contents

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[Volume 4 Table of Contents]

Soil Pile Disposition Assessment, August 2003

Table of Contents

Acronyms and Abbreviations

Section 1 - Introduction

1.1 Purpose of Report

1.2 Project Authorization

1.3 Regulatory Basis

1.5 Report Organization

Section 2 - Environmental Setting

2.1 Facility Description

2.2 Soils and Topography

2.3 Geology

2.4 Hydrogeology

2.5 Cultural Resources

2.6 Potential Receptors

Section 3 - Current Conditions

3.1 SWMU B-8

3.1.1   Site Description

3.1.2   Setting

3.1.3   Previous Investigation Findings

3.1.4   Current Conditions and Soil Stockpile Results

3.2 SWMU B-20/21

3.2.1   Site Description

3.2.2   Setting

3.2.3   Previous Investigation Findings

3.2.4   Current Conditions and Soil Stockpile Results

3.3 SWMU B-24

3.3.1   Site Description

3.3.2   Setting

3.3.3   Previous Investigation Findings

3.3.4   Current Conditions and Soil Stockpile Results

3.4 SWMU B-28

3.4.1 Site Description

3.4.2 Setting

3.4.3 Previous Investigation Findings

3.4.4 Current Conditions and Soil Stockpile Results

3.5 SWMU DD Area

3.5.1   Site Description

3.5.2   Setting

3.5.3   Previous Investigation Findings

3.5.4   Current Conditions and Soil Stockpile Results

Section 4 - Corrective Action Objectives

Section 5 - Identification and Initial Screening of Corrective Measure Technologies

5.1 Behavior of Metals in Soil

5.2 Development and Identification of Remedial Technologies

5.2.1   No Action

5.2.2   Institutional Controls

5.2.3   Source Containment Technologies

5.2.4   Source Removal Technologies

5.2.5   Ex Situ Treatment Technologies

5.2.6   In Situ Treatment Technologies

Section 6 - Potential Selection and Limitations of the Corrective Measure(s) Technologies for Soil

6.1 Source Containment

6.1.1 Asphalt/Concrete Cap

6.1.2 RCRA Subtitle C Cap

6.1.3 RCRA Subtitle D Cap

6.2 Source Removal

6.3 Ex situ Treatment Technologies

6.3.1 Stabilization/Solidification

6.3.2 Soil Washing/Density Separation

6.4 In situ Treatment Technologies

6.4.1 Phytoremediation

6.4.2 Phytoextraction

6.4.3 Phytostabilization

Section 7 - Development of Corrective Measure Alternatives

7.1 Alternative 1:� No Action

7.2 Alternative 2:� Density Separation/Phytoremediation

7.3 Alternative 3:� Excavation, Treatment and Off-site Disposal

Section 8 - Description of Corrective Measure Standards and Evaluation Criteria

8.1 Remedial Action Objectives

8.2 Detailed Alternative Evaluations

8.2.1 Alternative 1: No Action

8.2.2 Alternative 3: Excavation, Treatment, and Off-site Disposal

Section 9 - Cost Estimates Associated with Selected Alternative

Figures

Figure 1.1 Location Map

Figure 1.2 SWMU Location Map

Figure 3.1 SWMU B-8 Sample Location Map

Figure 3.2 SWMU B-20/21 Sample Location Map

Figure 3.3 SWMU B-24 Sample Location Map

Figure 3.4 SWMU B-28 Sample Location Map

Figure 3.5 SWMU DD Area Sample Location Map

Tables

Table 3.1 Summary of Chemical Constituents Detected in Sifted Soils, April 2000, SWMU B-8

Table 3.2 Summary of Chemical Constituents Detected in Sifted Soils via TCLP, SWMU B-8

Table 3.3 Summary of Chemical Constituents Detected in Sifted Soils, March and April 2000, SWMU B-20/21

Table 3.4 Summary of Chemical Constituents Detected in Sifted Soils via TCLP, SWMU B-20/21

Table 3.5 Summary of Chemical Constituents Detected in Sifted Soils, March and April 2000, SWMU B-24

Table 3.6 Summary of Chemical Constituents Detected in Sifted Soils via TCLP, SWMU B-24

Table 3.7 Summary of Chemical Constituents Detected in Sifted Soil, March and April 2000, SWMU B-28

Table 3.8 Summary of Chemical Constituents Detected in Sifted Soils via TCLP, SWMU B-28

Table 3.9 Summary of Detected Constituents in Sifted Soil, April 2000, SWMU DD Area

Table 3.10 Summary of Chemical Constituents Detected in Sifted Soils via TCLP, SWMU DD Area

Table 5.1 Summary of Metals Exceeding Background Levels in Stockpiled Soils

Table 5.2 Preliminary Screening of Remediation Technologies for Contaminated Soil

Table 8.1 Detailed Assessment of the No Action Alternative

Table 8.2 Detailed Assessment of Excavation, Treatment, and Off-site Disposal Alternative

Table 9.1 Treatability Study Cost Analysis for SWMU B-8

Table 9.2 Treatability Study Cost Analysis for SWMU B-20/21

Table 9.3 Treatability Study Cost Analysis for SWMU B-24

Table 9.4 Treatability Study Cost Analysis for SWMU B-28

Table 9.5 Treatability Study Cost Analysis for SWMU DD Area