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Rights & Permissions Free PDF Access Sign in to download PDF book and chapters Free Resources Display this book on your site! Related Titles NCHRP Report 567: Volumetric Requirements for Superpave Mix Design NCHRP Report 557: Aggregate Tests for Hot-Mix Asphalt Mixtures Used in Pavements Other Related Titles NCHRP Report 539: Aggregate Properties and the Performance of Superpave-Designed Hot-Mix Asphalt (2005) National Cooperative Highway Research Program (NCHRP) Citation Manager Export the bibliographic data for this book in your chosen format Web Search Builder Use this book's key terms to search within this book, across our collection, or across the Web. Skim This Chapter Skim this chapter and use this chapter's key terms to search within this book. Reference Finder Paste in your own text to find books that relate to your topic. Citation Manager Transportation Research Board. "6.5 Long-Term Pavement Studies and Accelerated Testing." NCHRP Report 539: Aggregate Properties and the Performance of Superpave-Designed Hot-Mix Asphalt. Washington, DC: The National Academies Press, 2005. Please select a format: Page 76   E-mail Share on facebook Facebook Share on delicious Delicious Share on stumbleupon Stumble Share on twitter Twitter More Sharing ServicesMore Page 76 Front Matter (R1-R10) Summary (1-11) 1.1 Introduction (12-12) 1.3 Scope (13-13) 2.2.1 Background (14-14) 2.2.2 Relationship Between Percent Coarse Aggregate Fractured Faces and Performance (15-15) 2.2.4 Alternative Methods of Measuring Coarse Aggregate Angularity (16-17) 2.2.5 Summary of Research Related to Coarse Aggregate Angularity (18-18) 2.3.2 Relationship Between F&E and Performance (19-21) 2.3.3 Precision of F&E Tests (22-22) 2.3.4 Summary of Research Related to F&E (23-23) 2.4.2 Uncompacted Voids Content in Fine Aggregate (24-24) 2.4.3 Alternative Methods of Measuring FAA (25-25) 2.4.4 Relationships Between Fine Aggregate Shape, Angularity, and Texture and HMA Performance (26-33) 2.4.6 Summary of Findings on Fine Aggregate Texture and Angularity (34-34) 2.5.2 Video Imaging Systems (35-36) 2.5.3 Image Analysis (37-38) 2.6.4 Methylene Blue Test (39-39) 2.6.6 Net Adsorption Test (40-40) 2.6.8 Summary of Aggregate Tests Related to Moisture Damage (41-41) 2.7.1 Aggregate Tests Related to Abrasion Resistance and Breakdown (42-47) 2.7.2 Aggregate Tests Related to Weathering and Freeze-Thaw Durability (48-48) 2.7.4 Summary of Tests Related to Aggregate Durability (49-49) 2.8.1 Methods for Analyzing Gradations (50-50) 2.8.2 Effect of the Restricted Zone on HMA Performance (51-51) 2.9.1 Research on Fines and Fillers (52-54) 2.10 Effect of Crushing Operations on Aggregate Properties (55-55) 2.10.1 Types of Crushers (56-56) 2.10.2 Factors Affecting Aggregate Shape (57-57) 2.10.4 Influence of Shape on Performance (58-59) 3.2.2 Fine Aggregate Angularity (60-61) 3.2.3 Coarse Aggregate Angularity (62-62) 3.3.1 Introduction (63-63) 3.3.3 Sulfate Soundness (64-64) 3.4.2 Aggregate Specific Gravity (65-65) 3.5 Summary of Agency Specification Survey (66-66) 4.3 WesTrack (67-68) 4.4.1 Effect of Gradation (69-69) 4.4.2 Relationship Between Aggregate Properties and Performance (70-70) 4.5 Summary of Data from In-Service Pavements and Accelerated Load Facilities (71-71) 5.2.1 Laboratory Evaluation (72-72) 5.3.3 Field Evaluation (73-73) 6.1.3 Fine Aggregate Angularity (74-74) 6.4 Aggregate Production (75-75) 6.5 Long-Term Pavement Studies and Accelerated Testing (76-76) References (77-84) Glossary (85-85) Appendix - NCHRP Project 9-35 Aggregate Specification Survey (86-90) Abbreviations used without definitions in TRB publications (91-91)

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76 ­ Adjusting the close-side setting approximately equal 6.5 LONG-TERM PAVEMENT STUDIES to the desired product size. AND ACCELERATED TESTING · Cubical particles can be produced without the use of impact-type crushers. There is also a need to emphasize the collection and report- · The aggregate industry faces divergent requirements for ing of aggregate property data for both in-service pavements aggregate shape. A change in shape may improve the and accelerated loading facilities. More effort needs to be aggregate for one application, but may hinder its use in placed on capturing aggregate property data in national stud- another application. ies related to HMA performance.