To increase the efficiency and safety of traffic flow in the vicinity of lane reduction transition areas, engineers have begun to use innovative techniques to facilitate traffic flow through these … [Read more...] about Joint Merge and Its Impact on Merging Speeds in Lane Reduction Areas of Construction Zone
Traffic Speed
Evaluation of Innovative Safety Treatments, Volume 2: A Study of the Effectiveness of Temporary Rumble Strips in Construction Work Zones
The Florida Department of Transportation (FDOT) District 1 office utilized temporary rumble strips on the approach to work zone areas on State Road 31 to alert motorists of lane closures associated … [Read more...] about Evaluation of Innovative Safety Treatments, Volume 2: A Study of the Effectiveness of Temporary Rumble Strips in Construction Work Zones
Evaluating Effectiveness of Dynamic Speed Display Signs in Transition Zones of Two-Lane Rural Highways in Pennsylvania
Although law enforcement is an effective method to manage speeds, it requires significant resources to ensure adequate spatial and temporal compliance. In some cases, alternative speed management … [Read more...] about Evaluating Effectiveness of Dynamic Speed Display Signs in Transition Zones of Two-Lane Rural Highways in Pennsylvania
Evaluation of Speed Monitoring Displays for Work Zones in Las Vegas, Nevada
Speed monitoring displays (i.e., speed trailers) have been evaluated in many states for reducing vehicular speeds in work zones. This study evaluated the enhancements to speed trailers regarding … [Read more...] about Evaluation of Speed Monitoring Displays for Work Zones in Las Vegas, Nevada
Passenger Car Equivalents for Heavy Vehicles in Work Zones
There are no Passenger Car Equivalents (PCE) values developed for work zones. Consequently the PCE values of basic freeway section are borrowed despite the reservations about their applicability to … [Read more...] about Passenger Car Equivalents for Heavy Vehicles in Work Zones
Effect of Work Zone Length and Speed Difference Between Vehicle Types on Delay-Based Passenger Car Equivalents in Work Zones
This paper presents how Delay-based Passenger Car Equivalent (D-PCE) values of heavy vehicles in work zones vary with work zone length, speed difference between vehicle types, heavy vehicle type, … [Read more...] about Effect of Work Zone Length and Speed Difference Between Vehicle Types on Delay-Based Passenger Car Equivalents in Work Zones