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Federal Highway Administration’s (FHWA’s) Work Zone Management Program engages with State Departments of Transportation (DOTs) and conducts research to understand work zone mobility performance measurement best practices, challenges, and opportunities. The information gathered increases awareness of data, tools, and methods for systematic work zone performance measurement. Topics of interest include use of probe data and […]
A systematic and ongoing method of measuring vehicle speeds was introduced in South Australia in 2007 in order to assess the effects of speed reduction countermeasures and to monitor the speed behavior of South Australian motorists over time. More than 100 sites around South Australia have speed measurements taken for a one week period at […]
