News

Safety 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...
Tires Videos August 17, 2017
Firestone understands that no two jobs are the same. That is why it has introduced the new VersaBuilt lineup of radial tires for loader, grader and earthmover machines.
Modernizing I-75
V2X 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
Editorial/Commentary 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
Roadway 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
Safety 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
Transportation Management 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
Work-Zone 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
Editorial/Commentary 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, “...
White House
Road Construction News August 16, 2017
President Trump on Tuesday rolled back rules regarding environmental reviews and restrictions on government-funded building projects in flood-prone areas as part of his proposal to spend $1 trillion to fix aging U.S. infrastructure.   Trump's latest executive order would speed approvals of permits...
Automated vehicles
Autonomous Vehicle Systems 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
Automated Vehicles 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...
Manhole Risers Case Studies August 14, 2017
With a population of about 320,000, St. Louis is the 60th-largest city in the United States. But due to an unusual arrangement, St. Louis, its metro area (which has a population of approximately three million), and the surrounding St. Louis County (which has a population of approximately one...
Road Construction 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
Funding 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
Autonomous Vehicle Systems 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...
Frederick Douglass Memorial Bridge

Image source: WTOP/Megan Cloherty

Bridge Construction News August 11, 2017
The Frederick Douglass Memorial Bridge in Washington, D.C., transports 70,000 vehicles daily over the Anacostia River, and officials released a design for the bridge's replacement Thursday.   Construction begins at year’s end on the $441 million project, which will also rebuild the Suitland Parkway...
Railroad crossing
Bridges 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.

Road Design 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...
Sheepshead Bay Rd after
Road Design Article August 08, 2017
A traffic island, more pavement markings and signage (top image) were added to this intersection to ensure safe interactions between vehicles and pedestrians as part of NYC’s Vision Zero plan.   In New York City, the efforts of the New York Department of Transportation (NYCDOT), in partnership...
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