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Sediment Cap Document

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1 Introduction
2 Capping Overview
2 Capping Overview
2.1 Objectives of Capping
2.2 Chemical Isolation Function
2.3 General Cap Types
2.4 Cap Layers and Composition
2.5 Chemical Isolation Design, Construction, and Monitoring Process
3 Performance Objectives and Design Concepts
3 Performance Objectives and Design Concepts
3.1 Chemical Isolation Performance Targets
3.2 Development of Chemical Isolation Design Criteria
3.3 Chemical Isolation Design Concepts
3.4 Site Characteristics for Chemical Isolation Design
3.5 Design Constraints and Optimization
3.6 Resilience and Sustainability Considerations
3.7 Coordination with Construction and Monitoring Approaches
4 Chemical Isolation Design Data Needs
5 Chemical Isolation Layer Modeling
5 Chemical Isolation Layer Modeling
5.1 Introduction to Modeling Approaches and Tools
5.2 Sediment Processes
5.3 Summary of Available Modeling Tools for Cap Chemical Isolation Design
5.4 Defining Modeling Objectives
5.5 Model Inputs
5.6 Sensitivity and Uncertainty
5.7 Post-Construction Audit
5.8 Model Documentation
6 Chemical Isolation Construction Considerations
6 Chemical Isolation Construction Considerations
6.1 Construction Specifications
6.2 Placement Methods
6.3 Amendment Dosing
6.4 Design and Construction Tolerances
6.5 Site-Specific Factors Affecting Construction
6.6 Construction Quality Control and Quality Assurance Measures
7 Monitoring and Maintenance Objectives and Approaches
7 Monitoring and Maintenance Objectives and Approaches
7.1 Monitoring Phases
7.2 Cap Monitoring Objectives
7.3 Data Quality Considerations
7.4 Cap Performance Monitoring Framework
7.5 Cap Maintenance
8 References
Appendix A. Case Studies
Appendix B. Amendments for Chemical Isolation Layer  
Appendix C.  Chemical Isolation Layer Modeling Data Needs and Collection Methods 
Appendix D. Construction-Related Community Impacts 
Appendix E. Glossary
Appendix F. Acronyms
Acknowledgments
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Sediment Cap Chemical Isolation Guidance
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