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Working Urgently and Methodically to Repair a Flood-damaged Highway

October 10, 2018 - in Roads, Transportation

By Doug Nintzel / ADOT Communications Less than 48 hours after flooding washed out a section of US 89 between Flagstaff and Page, I watched the first vehicle use a roadway restored through nonstop effort by ADOT personnel. As I had at other stages of…

NHTSA: 2017 Highway Fatalities Decline Even as VMT Increases

October 10, 2018 - in News, Roads, Transportation

Data released by the National Highway Traffic Safety Administration Oct. 3 indicates highway fatalities declined overall in 2017 after two consecutive…

Video: TDOT Strike Force Team

October 9, 2018 - in Roads, Transportation, Video

In this edition of TDOT Topics, we offer a sneak peek at the Department's Strike Force team, a group of employees trained to respond to emergency conditions…

Validation of the Louisiana Interlayer Shear Strength Test for Tack Coat

October 2, 2018 - in Roads, Transportation

TRB's National Cooperative Highway Research Program (NCHRP) Research Report 878: Validation of the Louisiana Interlayer Shear Strength Test for Tack Coat evaluates and validates a test method to determine the interlayer shear strength of asphalt pavement layers.…

PennDOT Data Shows Pennsylvania Roundabouts Reducing Crashes, Injuries and Fatalities

September 28, 2018 - in Roads, Transportation

Harrisburg, PA – The Pennsylvania Department of Transportation (PennDOT) today announced that according to department data, crashes, injuries, and fatalities decreased at 11 roundabouts after they were installed. "Our data shows that modern-day roundabouts…

Golden Gate Boulevard Improvement Project (Wilson Boulevard to 18th Street East) Wins Honor Award from Design-Build Institute of America

September 28, 2018 - in Awards, Roads, Transportation

The Golden Gate Boulevard Design-Build Improvement Project (east of Wilson Boulevard to 18th Street East) won an Honor Award in the Transportation Roadways Category for the 2018 Florida Region Design-Build Awards from Design-Build Institute of America (DBIA)…

NCDOT Video of I-40 Flooded After Hurricane Florence

September 19, 2018 - in News, Roads, Transportation, Video

The North Carolina Division of Aviation shot drone footage of a flooded I-40 near Mile Marker 387 on Monday. (North Carolina Division of Aviation via Storyful North Carolina Division of Aviation via Storyful North Carolina Division of Aviation via Storyful)

Report Says Autonomous Trucks Could Create New Infrastructure, Eliminate Jobs

September 11, 2018 - in Roads, Transportation

A new 73-page report authored by Steve Viscelli, a sociologist at the University of Pennsylvania, and issued by Center for Labor Research and Education at the University of California, Berkeley, and Working Partnerships USA on Sept. 5, projects that autonomous…

Arizona Laying the Groundwork for the Future Interstate 11

September 7, 2018 - in Roads, Transportation

PHOENIX – After investing more than half a billion dollars over the past 20 years to turn the primary route between Phoenix and Las Vegas into a modern four-lane divided highway, the Arizona Department of Transportation has committed another $155 million…

Study Validates Crash-Reduction Benefit of Wildlife Highway Crossing Structures

August 28, 2018 - in Roads, Transportation

A study conducted by scientists from the Wildlife Conservation Society and Oregon State University using Wyoming Department of Transportation crash data confirmed that efforts to protect migrating pronghorn deer by installing eight “crossing structures”…