The TRB Centennial Book is available for purchase in ebook or print format. In The Transportation Research Board, 1920–2020: Everyone Interested Is Invited , author Sarah Jo Peterson tells the story of how people and institutions created and have continued to shape TRB. In a compelling narrative accompanied by more than 150 images exploring the history of transportation and research, she argues that TRB can be best understood as an infrastructure—one that people purposely designed and devotedly maintained.

Now available to order from the TRB Bookstore, the Highway Capacity Manual, Sixth Edition: A Guide for Multimodal Mobility Analysis (HCM) provides methods for quantifying highway capacity. In its current form, it serves as a fundamental reference on concepts, performance measures, and analysis techniques for evaluating the multimodal operation of streets, highways, freeways, and off-street pathways. The Sixth Edition incorporates the latest research on highway capacity, quality of service, Active Traffic...

By funding early-stage, high-risk, high pay-off research in public transportation safety and performance, TRB's Transit IDEA program has paved the way for unexpected concepts to progress next-generation transportation technologies and methods. Innovation in Action: Accomplishments of the Transit IDEA (Innovations Deserving Exploratory Analysis) Program highlights a few of the notable projects the program has funded over the years. These range from pioneering software applications to novel public particip...

This IDEA Program Announcement 2020 describes the IDEA programs and how they are administered, provides instructions and documents for submitting proposals for funding, and lists general research topics derived from program goals.

The May-June 2019 TR News includes a featured story that outlines the need for gender-sensitive transportation data collection. Transportation policies that affect both men and women require multiple data collection methods to ensure appropriate statistical analysis; however, research shows that sociodemographics are not sufficiently studied. Collecting more comprehensive and useful data on women’s travel patterns and caregiving trip activities can lead to more effective and inclusive policy. The TR News...

The May-June 2019 TR News includes a featured story that explores how when someone feels unsafe, it can affect their travel intentions, behavior, and patterns. This constrained travel behavior—which manifests variously as avoiding certain modes, changing routes, and employing self-defense measures—is still a fairly unexplored topic. The authors present the methodology and findings of their study, based in Austria, of the ways in which harassment, assaults, and other frightening situations have affected w...

A featured article in the March-April 2019 issue of TR News explores TRB's most recent list of the critical issues facing transportation today. Theses issues include transformational technologies and services; serving a growing and shifting population; energy and sustainability; resilience and security; safety and public health; equity; governance; system performance and management; funding and financing; goods movement; institutional and workforce capacity; and research and innovation. The Critical...

A featured article in the March-April 2019 issue of the TR News explores the restroom upgrade initiative at Minneapolis–Saint Paul International Airport (MSP), which served as the inspiration for ACRP Research Report 130. This article offers details on the MSP restroom project, the development of the ACRP guidebook for airport terminal restroom planning and design, and future directions of research related to airport facilities.   The TR News is TRB's bimonthly magazine featuring timely articles on ...

A featured article in the January-February 2019 issue of the TR News describes a discovery during a routine ecological check under a rural state route in Ohio. The research team discovered one of the largest previously unknown bat hibernacula in the state in a railroad tunnel. In this article, the team relates their experiences and research about the project to preserve the hibernacula. The TR News is TRB's bimonthly magazine featuring timely articles on innovative and state-of-the-art research and ...

A featured article in the January-February 2019 issue of the TR News explores emerging trends, applied research, research needs, and innovative solutions to challenges across all transportation modes and functions. State departments of transportation are deploying new technologies, streamlined and innovative processes, research-driven methods, and holistic systems approaches to further the goal of a transportation system that supports the health and economy of the nation and improved quality of life for ...