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TRB’s National Cooperative Highway Research Program (NCHRP) Web-Only Document 165: Precision Estimates of AASHTO T148: Measuring Length of Drilled Concrete Cores includes the results of a round robin study to prepare precision estimates for American Association of State Highway and Transportation Officials (AASHTO) T148 test method used for determining the length of a core drilled from a concrete pavement or structural element.

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Suggested Citation

National Academies of Sciences, Engineering, and Medicine. 2010. Precision Estimates of AASHTO T148: Measuring Length of Drilled Concrete Cores. Washington, DC: The National Academies Press. https://doi.org/10.17226/22919.

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Publication Info

8.5 x 11 |  DOI: https://doi.org/10.17226/22919
Chapters skim
Front Matter i-viii
Abstract 1-1
Chapter 1: Introduction and Research Approach 2-2
Chapter 2: Design and Execution of the Round Robin 3-4
Chapter 3: Round Robin Test Results and Analysis 5-10
Chapter 4: Conclusions and Recommendations 11-11
References 12-12
Appendix A: Instructions and Datasheet for AASHTO T148 Round Robin Study 13-15
Appendix B: Length of Drilled Concrete Cores and Computed ASTM E691 Statistics 16-20
Appendix C: Precision Statement for AASHTO T148 21-22

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