Freeway Operations; Regional Systems Management and Operations; Managed Lanes 2013

TRB’s Transportation Research Record: Journal of the Transportation Research Board, No. 2396 consists of 16 pages that explore collisions in freeway traffic; self-learning adaptive ramp metering; macroscopic travel time reliability diagrams for freeway networks; the impact of heavy vehicles on freeway operating characteristics under congested conditions; an analysis of corridor management strategies; and traffic queue estimations for metered motorway on-ramps.