No Boundaries Publishes Phase III Summary of Activities August 29, 2025 - With its third phase coming to an end, the No Boundaries Transportation Maintenance Innovations pooled fund has published a summary of the group’s activities from 2020 to 2025.
Nebraska Investigates Effects of Concrete Sealers on Pavement Markings August 26, 2025 - To determine whether a concrete sealer affects the adhesion or reflectivity of pavement markings and which should be applied to a concrete pavement first, the Nebraska Department of Transportation conducted a research study that tested the effects of different sealers placed over or under markings consisting of paint and reflective glass beads.
Tennessee Investigates Mitigation Strategies for Wildlife-Vehicle Collisions August 19, 2025 - To identify the factors that can lead to wildlife-vehicle crashes and strategies that can reduce the risks to drivers and animals, the Tennessee Department of Transportation conducted a research study that identified high-risk locations across the state and recommendations to raise awareness and mitigate the potential for crashes.
Missouri Develops Automated Warning System for Work Zones August 12, 2025 - Missouri DOT developed an automated warning system that can detect an imminent work zone crash and issue timely, context-sensitive warnings to workers.
Aurora Pooled Fund Develops Method for Estimating Road Surface Conditions in Real Time August 6, 2025 - To help states quickly determine where highway maintenance is needed most urgently, the Aurora Pooled Fund, a 19-state collaborative research effort led by Iowa DOT, developed tools that leverage images collected automatically from road weather information system stations to provide an up-to-date maintenance priority ranking.
Washington State Develops Automated System for Managing Road Sign Inventory July 30, 2025 - To improve how well it monitors and manages its road sign inventory, the Washington State Department of developed an automated system that uses artificial intelligence and street images to recognize when signs are in need of maintenance or replacement.
Webinar to Discuss Concrete Pavement Preservation Techniques July 22, 2025 - To help states share their experiences and best practices when it comes to concrete surface grinding and grooving, the Midwestern Pavement Preservation Partnership (MPPP) will host a webinar on August 19 from 1 p.m. – 2:30 p.m. Central.
Virginia Assesses Effectiveness of Pavement Surfacing Treatments July 15, 2025 - A previous research collaboration between the Virginia Department of Transportation (VDOT) and National Cooperative Highway Research Program developed specifications for applying such treatments to Virginia’s state-owned roads. To validate the findings, VDOT evaluated test sections of roadways treated with three different surfacing strategies and evaluated the effectiveness of each type.
Illinois Investigates Solutions for Wildlife-Vehicle Collisions July 1, 2025 - To better understand where vehicles are most likely to encounter animals in the roadway as well as effective solutions for reducing the likelihood and severity of crashes, the Illinois Department of Transportation conducted a research study that identified key factors and offered recommendations to mitigate the risks.
TRB Committee Applications Due Friday June 25, 2025 - If you would like to express interest in one of the several new TRB committees related to maintenance, complete the form in mytrb.org by the due date of this Friday, June 27, 2025.