Tag: DOT

State DOT Certification Programs for Materials Sampling and Testing Personnel

  • 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 […]

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Tracking Safety Leading Indicators to Improve DOT Employee Safety Performance

  • February 25th, 2025

Lagging indicators in occupational safety and health are required reporting figures that provide an industry-standard metric to measure the number of employees injured annually or impacted by a recordable injury. Recognizing the weaknesses of traditional lagging indicators to proactively manage occupational safety, many organizations and industries have emphasized safety leading indicators; that is, metrics to […]

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