This study modeled the location of crashes within work zones as a function of the lengths of the different work zone segments, traffic volume, weather, and other exogenous factors. A multinomial-logit … [Read more...] about Modeling the Location of Crashes Within Work Zones: Methodology and a Case-Study Application
Design
Optimal Design of Work Zone Median Crossovers
The use of temporary median crossovers in work zones allows for the closure of one side of a multi-lane roadway while maintaining two-way traffic on the opposite side. This process provides the … [Read more...] about Optimal Design of Work Zone Median Crossovers
Policy Memo 28 – Mandatory “Advanced Work Zone Management & Design” Training
This Policy Memo specifies Colorado Department of Transportation’s training requirements for personnel who design traffic control plans for federal-aid projects. … [Read more...] about Policy Memo 28 – Mandatory “Advanced Work Zone Management & Design” Training
Driver Responses to Differing Urban Work Zone Configurations
This study reports the results of a simulator-based assessment of driver response to two different urban highway work zone configurations. One configuration represented an existing design which was … [Read more...] about Driver Responses to Differing Urban Work Zone Configurations
Pedestrian Considerations: Updated Checklist for Temporary Traffic Control Zones
This updated checklist summarizes existing resources and provides work zone pedestrian access considerations for the planning, design, and construction phases of a project. The detailed checklist is … [Read more...] about Pedestrian Considerations: Updated Checklist for Temporary Traffic Control Zones
Work Zone Design and Operation Enhancements: Final Report
Oregon Department of Transportation contractors are required to implement Traffic Control Plans (TCPs) to protect and direct traffic through work zones. The design and implementation of TCPs have … [Read more...] about Work Zone Design and Operation Enhancements: Final Report