Safety Data, Analysis, and Evaluation 2013

TRB’s Transportation Research Record: Journal of the Transportation Research Board, No. 2386 consists of 21 papers that explore hot-spot identification; the safety and operational benefits of variable speed limits; the effects of public rest areas on fatigue-related crashes; an application of stochastic gradient boosting techniques to enhance reliability of real-time risk assessment; and the feasibility of incorporating reliability analysis in traffic safety investigation; an evaluation of postencroachment time as surrogate for opposing left-turn crashes.