Virginia Reviews Chip Seal Practices January 30, 2024 - Chip seals are one of the most common treatments for extending the service life of asphalt pavements. To ensure its chip seals are achieving the intended results, the Virginia Department of Transportation (VDOT) conducted an assessment of eight pavement resurfacing projects across the state.
Illinois Develops Guidance for Designing Smart Work Zones January 23, 2024 - Smart work zone systems offer to provide real-time information to drivers and increase safety for maintenance workers. However, states have little guidance for determining when smart work zones should be […]
FHWA Highlights Innovations from No Boundaries Members January 16, 2024 - The January/February 2024 issue of Innovator, the bimonthly newsletter of the Federal Highway Administration (FHWA), recognized the efforts of a number of No Boundaries member states.
Ohio Investigates Herbicide Application Improvements January 9, 2024 - While many transportation agencies have adjusted their traditional roadside maintenance work to encourage pollinator habitats, vegetation management along roadsides remains critical to ensure signs and guardrails are always visible and […]
Arizona Evaluates Fence Tags for Reducing Animal-Vehicle Collisions January 3, 2024 - Animals that enter a roadway increase the risk of motorist injuries, fatalities and property damage – especially when the animal is a large ungulate such as an elk or deer.
Illinois Develops Method for Evaluating Chip Seal Quality December 19, 2023 - Chip seals are a common treatment for extending pavement service life and improving surface texture and friction.
Florida Develops a Resilience Index for State-Owned Roads and Railways December 12, 2023 - In response to the increased frequency and intensity of natural and human-made disasters in recent years, many states are making preparations now to mitigate any potential disruptions to the public transportation system.
To ensure its road and railway assets will be able to return to normal quickly after a hurricane or other disaster, the Florida Department of Transportation considered past and projected maintenance activities and other factors in its research effort to quantify and measure the vulnerability of its surface transportation system.
Nebraska Develops an Erosion-Resistant Gravel for Road Shoulders December 5, 2023 - As storms become more frequent and severe, roadways are subjected to increased precipitation that can lead to washouts and shoulder erosion.
To identify a gravel mix that’s more likely to stay in place along a road’s shoulders, the Nebraska Department of Transportation initiated a study that developed a new testing device and evaluated a variety of aggregates and binding agents.
Virginia Evaluates Strategies for Reducing Attenuator Crashes November 28, 2023 - Truck-mounted attenuators are designed to alert drivers to the presence of maintenance crews in highway work zones, and to shield crews in the event of a crash. In Virginia, the […]
Webinar to Discuss Revised FHWA Lighting Handbook November 21, 2023 - Earlier this year, the Federal Highway Administration (FHWA) published an updated Lighting Handbook for that offers guidance for enhancing nighttime visibility and maintenance activities that should be considered before and […]