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
Transportation Operations
In and Out in 72 Hours
Seventy-two hours and time to spare. Faced with three intersections on U.S. 395 in Kennewick, Washington, that needed to be completely reconstructed last fall, the Washington State Department of … [Read more...] about In and Out in 72 Hours
QuickZone 1.0: A Better Approach to Work Zone Planning
How will the construction or rehabilitation project that you're planning affect motorists' What will be the costs of traveler delay caused by your project' What might be the effect of … [Read more...] about QuickZone 1.0: A Better Approach to Work Zone Planning
Methodology for Defining Rational & Defensible Highway Occupancy Charges
Occupancy of travel lanes during construction impact traffic flow and generate delays on the users. Thus, occupancy of travel lanes imposes costs on the traveling public due to traffic slowdowns or … [Read more...] about Methodology for Defining Rational & Defensible Highway Occupancy Charges
Reconsideration of Sample Size Requirements for Field Traffic Data Collection Using GPS Devices
In recent years, the use of GPS technologies has expanded to perform traffic data collection for transportation studies such as work zone studies. To generate reliable results from the data acquired … [Read more...] about Reconsideration of Sample Size Requirements for Field Traffic Data Collection Using GPS Devices
Evaluation of Rural Interstate Work Zone Traffic Management Plans in Iowa Using Simulation
Traffic levels on Interstate Highway 80 in eastern Iowa increased percent between 1988 and 1997, with summer traffic volumes approaching 40,000 vehicles per day. These traffic levels and the expected … [Read more...] about Evaluation of Rural Interstate Work Zone Traffic Management Plans in Iowa Using Simulation