The January-March 2024 issue of TR News is available online and in print in full to subscribers. The cover and table of contents is available online to non-subscribers. Feature articles in the issue consider the human factor in maritime transport…
Post-construction stormwater best management practices (BMPs) are designed to reduce the amount of stormwater runoff, prevent erosion, and improve water quality by removing pollutants from stormwater. NCHRP Synthesis 614: Outsourcing Post-Construction …
The September-December 2023 issue of TR News —with a cover feature on Transportation in Rural America—is available online in full to both subscribers and non-subscribers. Feature articles in the issue explore topics such as the availability of automate…
Traffic safety culture is a complex topic spanning a range of sociological and philosophical concepts as they relate to transportation safety and the systemic framework that produces different kinds of traffic safety-related outcomes. NCHRP Web-Only Do…
An airport’s energy service from the grid may be vulnerable to increasing demands and costs and the potential for short- or long-term disruptions caused by natural and human-caused events. Developing an airport energy resiliency roadmap allows the airp…
As states and localities adopt a vision of zero traffic fatalities, greater attention is being given to communication, collaboration, leveraging resources, and applying a systemic approach to traffic safety which requires a change in culture among road…
Acceleration, deceleration, and stopping sight distance (SSD) criteria are necessary considerations for determining geometric design requirements of roadways. Acceleration and deceleration are influenced by many factors, including grade, vehicle type, …
U.S. airports that receive assistance from the federal government are required to comply with a number of obligations imposed by federal law. The TRB Airport Cooperative Research Program’s ACRP Legal Research Digest 21: Compilation of DOT and FAA Airpo…
Transportation corridors are defined by the infrastructure, services, and relationships connecting places. A corridor can be a national resource connecting large cities, a regional passage connecting a state’s trade centers, or local pathways connectin…
In 2019, the Colorado Department of Transportation (DOT) was faced with a mechanically stabilized earth (MSE) bridge abutment failing catastrophically, closing US 36 between Denver and Boulder. The geotechnical design subconsultants suggested the use o…