Relating Safety and Capacity on Urban Freeways

  title={Relating Safety and Capacity on Urban Freeways},
  author={Janice R. Daniel and Eugene Vida Maina},
This research sought to investigate the relationship between capacity and safety on freeway roadways in New Jersey. Using the State's roadway database, capacity was estimated for State roadways using the procedures in the Highway Capacity Manual. Crash prediction models were developed relating crashes and crash rates to the geometric variables used to estimate capacity as well as to capacity and v/c ratio. The research showed that as capacity increases the number of crashes and crash rate also… CONTINUE READING


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