certification programs – Safe Home Alabama

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April 8th, 2025

State departments of transportation (DOTs) are responsible for the construction and maintenance of the nation’s roadway infrastructure, which requires quality materials and workmanship verified through inspection and testing. NCHRP Synthesis 638: State DOT Certification Programs for Materials Sampling and Testing Personnel, from TRB’s National Cooperative Highway Research Program, documents practices used by DOTs for implementing […]

Tag: certification programs

Tag: certification programs

State DOT Certification Programs for Materials Sampling and Testing Personnel