Full-Depth Reclamation: Current Practices
2025

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Full-depth reclamation (FDR) is a method to recycle in-place asphalt material for reconstruction and rehabilitation of flexible pavements.

NCHRP Synthesis 657: Full-Depth Reclamation: Current Practices, from TRB's National Cooperative Highway Research Program, documents practices used by state departments of transportation, including classification of FDR types, site selection, specifications and guidelines for FDR mix design, and test methods to evaluate FDR quality.

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146 pages · 8.5 x 11 · paperback
ISBN Paperback: 0-309-99545-0
ISBN Ebook: 0-309-99546-9
DOI: https://doi.org/10.17226/29222

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National Academies of Sciences, Engineering, and Medicine. 2025. Full-Depth Reclamation: Current Practices. Washington, DC: The National Academies Press.

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Front Matter i-x
Summary 1-2
1 Introduction 3-6
2 Literature Review on Practices and Guidelines for Use of Full-Depth Reclamation 7-42
3 Survey on Practices and Guidelines for Use of Full-Depth Reclamation 43-62
4 Case Examples of Practices for Use of Full-Depth Reclamation 63-73
5 Summary of Major Findings and Future Needs 74-75
References 76-82
Abbreviations 83-84
Appendix A: Agency Survey Questions 85-91
Appendix B: Agency Survey Responses (DOTs) 92-107
Appendix C: Other Agency Survey Responses 108-122
Appendix D: Results of Contractor Survey on Full-Depth Reclamation Construction Practices 123-136

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Full-Depth Reclamation: Current Practices (2025)

Chapter: 5 Summary of Major Findings and Future Needs

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Full-Depth Reclamation: Current Practices (2025)

Chapter: 5 Summary of Major Findings and Future Needs