Abstract
TRB’s Transportation Research Record: Journal of the Transportation Research Board, No. 2171 contains eight papers that explore acceleration and deceleration zones at traffic control intersections, using Global Positioning System data to model operating speed and deceleration on two-lane rural roads, interchange treatments to preserve service life of narrow overpass and underpass roadways, parallel flow intersection and displaced left-turn intersection designs, offset improvements for left-turn lanes, public transit provisions in a state highway access management code, safety impacts of access management features in the Las Vegas, Nevada, Valley, and access management at major arterial intersections. (Author/publisher)