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Evaluating the Impact of QC/QA Programs on Asphalt Mixture Variability (Jun 2003, MPC-03-146)
In this study, the researchers evaluated the effectiveness of quality control/quality assurance (QC/QA) specifications in decreasing hot mix asphalt (HMA) variability. A questionnaire was written to gather general information about the QC/QA specification programs that are being used in the United States...
Survey of the Education and Human Capital Needs of the Transportation Construction Industry (Sep 2002, MPC-02-134)
A survey of the education and training needs was conducted and more than 2,000 questionnaire booklets were sent to highway contractors nationwide. Two hundred and eighteen responded. The objective of the survey was to determine the training and education needs of the construction industry and identify...