The traffic flow is disrupted and delayed at a work zone because the traffic capacity and the vehicle speed are lower at the work zone section than at other portions of the roadway. Traffic delays at … [Read more...] about Estimation of Traffic Delays and Vehicle Queues at Freeway Work Zones
Traffic Delays
Optimal Work Zone Lengths for Four-Lane Highways
Highway pavement maintenance is very expensive not only in terms of costs to the responsible agencies but also in terms of disruptive delays to users. Construction and maintenance activities on … [Read more...] about Optimal Work Zone Lengths for Four-Lane Highways
Delay Estimation and Optimal Length for Four-Lane Divided Freeway Workzones
Vehicle delay is one of the most serious impacts of highway workzones on existing traffic operations. The present study provides a comprehensive and detailed estimation of traffic delay due to a … [Read more...] about Delay Estimation and Optimal Length for Four-Lane Divided Freeway Workzones
Dramatically Reducing Highway Construction Project Times: Suggestions for Research
The purpose of this brief report is to summarize an analysis by the Research and Technology Coordinating Committee (RTCC) of the issues associated with dramatically reducing highway construction … [Read more...] about Dramatically Reducing Highway Construction Project Times: Suggestions for Research
A QuickZone Tailor-Made for Maryland
The prototype version of QuickZone, a new work zone delay estimation software developed by the Federal Highway Administration (FHWA) and Mitretek Systems, is now available for use and assessment by … [Read more...] about A QuickZone Tailor-Made for Maryland
Lessons Learned from European Work Zones
To get a first-hand look at how other countries manage the flow of traffic through work zones, the Federal Highway Administration (FHWA) and National Cooperative Highway Research Program (NCHRP) … [Read more...] about Lessons Learned from European Work Zones