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There are two types of PT tendons—bonded or unbonded—depending on the timing of installing the duct, tensioning the strands, and filling the ductwith grout. Injected filler materials afford additional corrosion protection by providing physical barriers to water and air, i.e., oxygen and carbon dioxide.Cementitious grout can also be beneficial, providing a high-pH environment to form […]
In general, ridesourcing (also referred to as ridesharing) and taxi companies can be regulated by states, localities, or both. GAO’s review of state statutes and regulations found that 45 states and Washington, D.C., (states) require criminal background checks for prospective ridesourcing drivers, and 11 states require criminal background checks for prospective taxi drivers. Although fewer […]
In 2023 seat belt use in the United States ranged from 68.2 percent in the U.S. Virgin Islands to 98.4 percent in Hawaii. Twenty-seven States, the District of Columbia, Guam, Puerto Rico, and the Northern Mariana Islands achieved seat belt use rates of 90 percent or higher. These results are from probability-based observational surveys conducted […]
The U.S. Department of Transportation (DOT) is committed to reducing deaths and serious injuries on our nation’s roadways. As it implements the National Roadway Safety Strategy, the DOT is actively pursuing a comprehensive approach to reduce the number of roadway fatalities to the only acceptable number: zero. This National V2X Deployment Plan provides a vision […]
Leave the scares to haunted houses , spooky music and frightening movies! Don’t turn those into real-life dangers by drinking and driving. Buzzed Driving Is Drunk Driving. Find helpful safety tips here.
ALDOT continues to make steady progress on the new Intracoastal Waterway Bridge in Gulf Shores, a $52 million project designed to ease traffic congestion and improve safety in the area. Alongside the bridge, a $30 million connector project to tie into SR-161, formerly designated as the Foley Beach Express, is also underway. Both projects are […]
The Ardmore Welcome Center once again opened its off-ramp to travelers. The welcome center on I-65 near the Tennessee state line was closed for nearly two years to reconstruct the facilities and revamp the grounds. Read the full article here.
The Alabama Department of Transportation is inviting the public to give input as it updates the Statewide Bicycle and Pedestrian Plan. This fall, the team leading the planning process will hold five public workshops across the state. The workshops will give people an opportunity to learn more about the plan and to share their perspective […]
The Alabama Department of Transportation (ALDOT) continues to work alongside the Florida Department of Transportation (FDOT) to clear roadways following the impacts of Hurricanes Milton and Helene. ALDOT has been on site since October 12 and currently stationed at the Manatee Operations Center in Bradenton, Fla. where crews have been assigned to various areas in Sarasota County […]
The 2024 Safe Mobility Conference was held in Chapel Hill, North Carolina, on March 26 and 27, in partnership with the University of North Carolina–Chapel Hill. This inaugural conference aimed to foster partnerships and collaborations among a diverse group of transportation stakeholders, including industry experts, academic researchers, and representatives from governmental agencies. Importantly, it provided an […]