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Work Zone Safety Information Clearinghouse

Library of Resources to Improve Roadway Work Zone Safety for All Roadway Users

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Traffic Flow

 

An Integrated Lane Change Control Method for Freeway Segments With Lane Drop in a Connected Mixed Traffic Environment

Segment with lane drops are very important in freeway systems since they are major constrains to traffic flow and safety. The frequency of capacity reductions and higher safety risks is proportional … [Read more...] about An Integrated Lane Change Control Method for Freeway Segments With Lane Drop in a Connected Mixed Traffic Environment

Traffic Flow Simulation Analysis of Mixed Traffic Flow Involving CAVs and Human-Driven Vehicles in Urban Work Zones

With the acceleration of urbanization, developing public transportation is an important means to alleviate travel pressure and traffic congestion in cities. Work zones that occupy urban road resources … [Read more...] about Traffic Flow Simulation Analysis of Mixed Traffic Flow Involving CAVs and Human-Driven Vehicles in Urban Work Zones

Traffic Management Systems Actively Managing the Display of Queue Warning Messages

This fact sheet highlights how traffic management systems (TMSs) can be used to generate and display warning messages that alert travelers to congested traffic conditions before travelers encounter … [Read more...] about Traffic Management Systems Actively Managing the Display of Queue Warning Messages

Accounting for Work Zone Disruptions in Traffic Flow Forecasting

Traffic speed forecasting is an important task in intelligent transportation system management. The objective of much of the current computational research is to minimize the difference between … [Read more...] about Accounting for Work Zone Disruptions in Traffic Flow Forecasting

Detour Solution Minimizes Work Zone Impact During Major Highway Construction in New Jersey

During the widening of I-295 and Route 42 in Camden, New Jersey, the replacement of a bridge was essential to accommodate increased traffic and maintain critical utility services. A 450-foot Acrow … [Read more...] about Detour Solution Minimizes Work Zone Impact During Major Highway Construction in New Jersey

New Technology Trial Reduces Delays for Drivers And Cuts Cost of Roadworks

A National Highways competition has successfully trialed innovative technologies aimed at reducing roadwork disruptions and costs. Alchera Technologies developed an AI-powered system that optimized … [Read more...] about New Technology Trial Reduces Delays for Drivers And Cuts Cost of Roadworks

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