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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 Delays

 

ODOT to Impose Stiffer Fines on Contractors After Long Traffic Delay due to Construction on I-480

The failure of contractors in meeting the contract requirements of having all lanes open by 6 am has caused construction-related morning delays for area commuters several times.  Ohio Department of … [Read more...] about ODOT to Impose Stiffer Fines on Contractors After Long Traffic Delay due to Construction on I-480

Effect of Road Construction Projects on Travel Time Reliability

Road construction projects have a significant effect on the operational performance of the roads (say, freeways) leading to an increase in congestion and delay during the construction period. The … [Read more...] about Effect of Road Construction Projects on Travel Time Reliability

Modeling Highway Performance Under Various Short-Term Work Zone Configurations

Federal rules mandate state departments of transportation and metropolitan planning organizations to measure and report on the performance of highways within their jurisdictions. Those rules support … [Read more...] about Modeling Highway Performance Under Various Short-Term Work Zone Configurations

Impact on Traffic flow Due to Construction on Roadside: A Case Study of Thaltej Gam to Vijay Cross Road

The historic city Ahmedabad is the largest city in the Indian state of Gujarat. The population of Ahmedabad in 2016 is over 7 million people in the city and approximately 8 million in the urban … [Read more...] about Impact on Traffic flow Due to Construction on Roadside: A Case Study of Thaltej Gam to Vijay Cross Road

Optimization of Work Zone Segments on Urban Roads Using Cellular Automata Model in Mixed Traffic

Increased delays and reduced speeds in work zones leads to  congestion. This can be improved by optimizing the work zone length. The focus of this study is to model work zones using  cellular automata … [Read more...] about Optimization of Work Zone Segments on Urban Roads Using Cellular Automata Model in Mixed Traffic

Temporary Traffic Control Strategy Optimization for Urban Freeways

Temporary traffic control (TTC) strategies have been widely adopted to maintain traffic flow while ensuring TTC costs remain a reasonable portion of construction budgets. As travel demand approaches … [Read more...] about Temporary Traffic Control Strategy Optimization for Urban Freeways

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Copyright © 2026 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
American Road and Transportation Builders Association Transportation Development Foundation, American Road and Transportation Builders Association U.S. Department of Transportation Federal Highway Administration Texas A&M Transportation Institute