Allowable work hours (AWH), also known as Allowable Closure Hours or Limitations on Operations, for a contract dictate which hours of the day construction and maintenance activities may occur and are … [Read more...] about Night Versus Day Work—Balancing Safety, Operations, and Constructability for Short-Term Operations on Two-Lane Roads
Lane Closure
Construction for the I-80 and Middle Road Interchange Near Bettendorf Has Begun
The Iowa Department of Transportation is advising motorists to expect traffic impacts from construction at the Interstate 80 and Middle Road interchange near Bettendorf. Work is underway to build a … [Read more...] about Construction for the I-80 and Middle Road Interchange Near Bettendorf Has Begun
Real-Time Conflict Prediction for Large Truck Merging in Mixed Traffic at Work Zone Lane Closures
Large trucks substantially contribute to work zone-related crashes, primarily due to their large size and blind spots. When approaching a work zone, large trucks often need to merge into an adjacent … [Read more...] about Real-Time Conflict Prediction for Large Truck Merging in Mixed Traffic at Work Zone Lane Closures
Investigation of Factors Affecting the Duration of Full-Lane-Closure Accidents on the Freeway
A full-lane-closure accident refers to a traffic accident in which one or both directions of a freeway are completely obstructed, thus resulting in severe traffic congestion. Traffic operators must … [Read more...] about Investigation of Factors Affecting the Duration of Full-Lane-Closure Accidents on the Freeway
Modeling and Operational Performance Evaluation of Driveway Assistance Devices for Lane Closures on Two-Lane Highway Work Zones
Lane closures on two-lane highways due to work zone activities negatively impact traffic operational performance. In addition, traffic from access points (e.g., commercial and residential driveways or … [Read more...] about Modeling and Operational Performance Evaluation of Driveway Assistance Devices for Lane Closures on Two-Lane Highway Work Zones
Work Zone Safety With Seamless Traffic Flow: How Moveable Barriers Transform Roadway Construction Zones
This article explores how moveable barrier systems enhance safety and mobility in highway work zones. Traditional static lane closures often increase congestion, delays, and crash risks, but moveable … [Read more...] about Work Zone Safety With Seamless Traffic Flow: How Moveable Barriers Transform Roadway Construction Zones