Transportation Management

Welcome to the Transportation Management Channel, a special section that provides the user an in-depth look at the multiple aspects of traffic management — straight from sources of Roads & Bridges magazine and our Transportation Management & Engineering supplement.  Topics covered include intelligent transportation systems, traffic signals, traffic monitoring, intersection safety, traffic design software, electronic tolling and congestion pricing.

Construction on American Center for Mobility in Michigan
News August 22, 2017
Self-driving cars will begin taking test laps this December on the site of a famous World War II airplane factory in Michigan where B-24 Liberator bombers were produced every hour more than seven decades ago.   Driverless cars—some without steering wheels, accelerators or brake pedals—will race at...
light-rail transit
News August 22, 2017
Sound Transit has picked a joint venture to oversee the construction of two major light-rail extensions in the Seattle area.   The two firms, STV and Mott MacDonald, will work as part of the Northwest Transit Systems Partners (NTSP) joint venture, which Sound Transit's board approved in May. The...
News August 21, 2017
It's time for the big event--the solar eclipse! Also, Trump's grand infrastructure plan is being pushed back and his infrastructure council has been scratched. Pennsylvania celebrates it's latest diverging diamond interchange, there will be no new protected bike lanes in San Francisco's Golden Gate...
News August 18, 2017
President Trump’s $1 trillion infrastructure plan has been slow out of the gate, and now the search for the gatekeepers has been called off.   A month after he signed an executive order to set up an infrastructure council to go over the details of his grand plan, President Trump deleted any further...
city autonomous vehicle mapping
News August 17, 2017
On August 10, authorities for the city of Jaworzno, located in southern Poland west of Krakow, signed a letter of intent with Comtegra and the Polish Ministry of Transport to begin mapping the entire city so that autonomous cars can operate there.   Thanks to an ongoing City of Ideas process,...
News August 17, 2017
The first traffic restrictions required for the installation of a first-in-the-nation pilot wrong-way vehicle detection and warning system are scheduled this weekend at the I-17 interchange at Indian School Road in Phoenix.   Preliminary work started in the past week on the Arizona Department of...
Modernizing I-75
Article August 16, 2017
The Michigan DOT is currently rebuilding and modernizing 18 miles of I-75 and is working with 3M to integrate cutting-edge product concepts designed to support automated and connected vehicles via updated infrastructure.   The Michigan Department of Transportation (MDOT) is currently rebuilding and...
Brian Budzynski
Article August 16, 2017
Since this edition of TM&E is largely concerned with various aspects of connected and automated vehicles and the environment they require, it was a minor felicity that I came across an interview conducted by Governing.com with California State Transportation Agency Secretary Brian Kelly. The...
Multimodal geometric design
Article August 16, 2017
Roadway and highway designers have been increasingly turning from dimensional-based, three-dimensional geometric design criteria to performance-based analysis approaches. Historical approaches of using vehicular capacity and meeting nominal design criteria are giving way to multimodal solutions...
Bus stop demonstration
Article August 16, 2017
A field study performed at Virginia Tech Transportation Institute tested the effectiveness of the “School Bus Stopped Ahead” message.   School buses are frequently touted as the safest way to transport students to and from school. Overall, school buses account for only 2% of all fatal motor vehicle...
Maryland traffic management center
Article August 16, 2017
ITS infrastructure, monitored at this traffic management center, has been widely deployed by the Maryland SHA.   Maryland is home to nearly 6 million people. The state’s proximity to Washington, D.C., makes the Baltimore-Washington region a site of high socioeconomic activity. The state’s overall...
Texas A&M RELLIS campus
Article August 16, 2017
It has been 100 years since our industry started using pavement markings to separate travel lanes and provide delineation; in 1917, a center line was painted to increase safety along a sharp curve in Marquette County, Mich.   Since that time, pavement markings have been designed, specified and...
Jim Barbaresso
Article August 16, 2017
Over the past few years, I’ve given presentations about the growing trend of Smart City initiatives to numerous planning commissions and government agencies around the country. One of the questions I get most often during the post-presentation Q&A is, “How do they do that?”   In other words, “...
Automated vehicles
News August 16, 2017
Waymo was granted a patent last week for cars that will soften on hitting pedestrians so that minimum damage is caused in case of an accident.   How the system will work is that the cars will have sensors, which combined with object detection using technology such as LIDAR (light detection and...
Mcity at University of Michigan
Article August 15, 2017
Autonomous vehicles (AVs) are expected to offer extraordinary improvements to both the safety and efficiency of existing roadways and mobility systems. Although in all likelihood it will be several years before a wide-scale adoption of AV technology reaches all aspects of our transportation system...
News August 14, 2017
The tragedy in Charlottesville, Va., plus Trump's hesitation about working with Democrats on his infrastructure bill, I-84 redesign plans in Hartford and I-77 toll opposition in N.C. To hear the latest podcast, click here.
road usage
News August 14, 2017
The Pennsylvania Department of Transportation (PennDOT) has teamed up with the I-95 Corridor Coalition and the Delaware Department of Transportation to test how to administer a road usage tax or fee based on the amount of miles a motorist drives.   Enacting a road usage tax was discussed by state...
Intelligent transportation systems and automated vehicles
News August 11, 2017
By 2040, at least a fifth of the traffic on I-80 in Iowa will be highly automated, a new Iowa Department of Transportation (Iowa DOT) study says.   The study, which is part of a larger Iowa DOT analysis aimed at positioning rural parts of I-80 for the future, says the higher levels of automation...
Railroad crossing
News August 09, 2017
A $7.5 million federal grant will help restore rail service through northern Mississippi, aided by a $4.3 million state loan and $3.2 million in private money.   The U.S. Department of Transportation announced Thursday that it's awarding the grant to rehabilitate 90 miles of what was once the...
Hollywood Blvd

The Vision Zero Action Plan in Los Angeles aims to not only eliminate traffic deaths for motorists, but also for pedestrians and cyclists by concentrating efforts on areas with more vulnerable populations.

Article August 08, 2017
According to the National Highway Traffic Safety Administration, the year 2015 marked the end of a five-decade trend of declining traffic fatalities by showing a 7.2% increase over 2014.   This trend also was seen in the city of Los Angeles, which exhibited one of the highest collision death rates...
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