TY - BOOK AU - Transportation Research Board AU - National Academies of Sciences, Engineering, and Medicine A2 - Adam J. T. Hand A2 - Mohamed A. Nimeri A2 - Elie Y. Hajj A2 - Peter E. Sebaaly A2 - Randy C. West A2 - Michael A. Heitzman A2 - Fan Yin A2 - Charles S. Hughes A2 - Shiraz Tayabji TI - Procedures and Guidelines for Validating Contractor Test Data DO - 10.17226/25823 PY - 2020 UR - https://nap.nationalacademies.org/catalog/25823/procedures-and-guidelines-for-validating-contractor-test-data PB - The National Academies Press CY - Washington, DC LA - English KW - Transportation and Infrastructure AB - In the development of a quality assurance program, a state highway agency (SHA) incorporates policies and procedures for assessing how well the materials and construction used by a contractor on a construction project satisfy the agency's specifications.The TRB National Cooperative Highway Research Program's NCHRP Research Report 946: Procedures and Guidelines for Validating Contractor Test Data reviews and evaluates the procedures and practices used in the acceptance of construction materials. The report also proposes a related practice for incorporation into AASHTO Standard Specifications for Transportation Materials and Methods of Sampling and Testing.Supplemental files to the report include Appendices A through E, available as a single PDF file, a State Highway Agency Survey (Appendix A), Survey Responses (Appendix B), Numerical Simulations (Appendix C), State Highway Agency Date Analysis (Appendix D), and Statistical Tables (Appendix E). ER -