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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

 

Fault-Tolerant Control of Variable Speed Limits for Freeway Work Zone Using Likelihood Estimation

Freeway work zone with lane closure can lead to disruption to local traffic and cause significant impacts on mobility, safety and environmental sustainability. To mitigate traffic congestion near work … [Read more...] about Fault-Tolerant Control of Variable Speed Limits for Freeway Work Zone Using Likelihood Estimation

Machine Learning Approach to Forecast Work Zone Mobility Using Probe Vehicle Data

The aim of deploying intelligent transportation systems (ITS) is often to help engineers and operators identify traffic congestion. The future of ITS-based traffic management is the prediction of … [Read more...] about Machine Learning Approach to Forecast Work Zone Mobility Using Probe Vehicle Data

Probabilistic Speed–Flow Models in Highway Construction Work Zones

Since variations in exogenous factors could cause unpredictable fluctuations/variability of the speed–flow relationship, the aim of this study was to develop probabilistic speed–flow relationships in … [Read more...] about Probabilistic Speed–Flow Models in Highway Construction Work Zones

A Comparison of Capacity Estimation Methods for Two-Way Four-Lane Freeway Work Zone Capacity Using Field Data

Work zone environments are complex, and adequate capacity estimation methods must consider more factors than regular freeway sections. In order to avoid the undue influences on the traffic capacity … [Read more...] about A Comparison of Capacity Estimation Methods for Two-Way Four-Lane Freeway Work Zone Capacity Using Field Data

Urban Road Construction Traffic Safety Assessment Based on Equivalent Follow-up Distance FDE Evaluation

At present, the construction of urban roads in China has entered a period of rapid development. Many cities are planning, constructing, and improving urban road transportation systems one after … [Read more...] about Urban Road Construction Traffic Safety Assessment Based on Equivalent Follow-up Distance FDE Evaluation

Effect of Construction Work Zone on Traffic Stream Parameters Using Vehicular Trajectory Data Under Mixed Traffic Conditions

The research work presented is originated with the intent of studying driving behavior, especially in a lateral direction under the influence of construction work activities under prevailing … [Read more...] about Effect of Construction Work Zone on Traffic Stream Parameters Using Vehicular Trajectory Data Under Mixed Traffic Conditions

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Copyright © 2023 American Road & Transportation Builders Association (ARTBA). The National Work Zone Safety Information Clearinghouse is a project of the ARTBA Transportation Development Foundation. It is operated in cooperation with the U.S. Federal Highway Administration and Texas A&M Transportation Institute. | Copyright Statement · Privacy Policy · Disclaimer
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