Closure/Postclosure of Disposal Sites

A Guide to the Revegetation and Environmental Restoration of Closed Landfills

October 1999

Preface

Chapter 1. Introduction

Chapter 2. Regulatory Background

• Regulatory Requirements for Vegetative Final Cover

Chapter 3. Elements of Restoration

• Definition of Vegetative Cover Layer
• Role or Purpose of the Vegetative Cover
• The Degrees of Vegetative Restoration
• The Goals of Vegetative Cover Programs

Chapter 4. Types of Vegetative Communities

• The Vegetative Zones

Chapter 5. Precipitation and Moisture

Chapter 6. Aspects of California’s Vegetation

• Plant Assemblage Profiles
• Plant Communities
• Compatible Plant Associations

Chapter 7. Landfill Vegetative Design

• Landfill Design Considerations
• Additional Uses for Vegetative Cover

Chapter 8. Considerations in Vegetation Selection

• Site-Specific Considerations
• Planting Considerations
• Vegetation Types and Considerations in Program Planning

Chapter 9. Planting of Vegetation

• Seeding
• Planting Small Seedlings, Cuttings or Saplings
• Transplantation
• Sources for Vegetation

Chapter 10. Six Concepts for a Successful Restoration

Chapter 11. Maintenance of Vegetation

• Irrigation
• Water Supplies
• Fertilizing and Plant Nutrition
• Maintaining Plant Health

Chapter 12. Some Problematic Conditions

• Irrigation Source Water Problems
• False Readings in Soil Water Samples
• Drainage and Surface Settling
• Soil Methane Gas Concentrations
• Additional Considerations

Chapter 13. Conclusion

Appendix 1

Appendix 2

Resources

Bibliography

Acknowledgement

I thank my colleagues who volunteered their time and effort to review this guide. I especially give thanks to those who encouraged me to press on, to make this resource available to them.—Jacques Graber, Author, Associate Engineering Geologist, Permitting and Enforcement Division, California Integrated Waste Management Board.

Last updated: January 02, 2010