A simple control concept is proposed for efficient real-time work zone management in cases where the arriving flow exceeds the capacity of the work zone, leading to congestion and reduced efficiency … [Read more...] about Real-Time Work Zone Management for Throughput Maximization
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
Improving the Nighttime Visibility of Signs and Workers in Road Work Zones in Japan
In Japan, work-related accidents at construction sites resulted in 487 fatalities and 27,193 injuries in 2005. The Ministry of Land, Infrastructure and Transport began devising more stringent safety … [Read more...] about Improving the Nighttime Visibility of Signs and Workers in Road Work Zones in Japan
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
Manual for Assessing Safety Hardware, Second Edition
This manual encourages consistency in testing and evaluation of roadside safety features. It includes a new matrix for cable barrier testing on slopes, modifications to several test vehicle … [Read more...] about Manual for Assessing Safety Hardware, Second Edition
Foundation Announces Winners of Contractor Safety Awards
Four transportation design and construction industry firms were recognized October 7 for their outstanding worker safety programs during the 2009 ARTBA National Convention in Charleston, South … [Read more...] about Foundation Announces Winners of Contractor Safety Awards