Roundabouts have seen unprecedented growth across the United States, from just a handful a decade ago to more than 2,000 and counting. National guidance had to keep pace with the needs of states and communities planning and implementing roundabouts, and NCHRP took a lead role.

In regions across the nation, bridge engineers know that the next major seismic event is coming—maybe tomorrow, maybe centuries from now. DOTs have the critical charge of designing for earthquakes and protecting the lives of travelers.

TRB’s National Cooperative Freight Research Program (NCFRP) Research Results Digest 3, NCFRP: A Status Report is a staff digest of the progress and status of the program. The NCFRP is a cooperative research program sponsored by the Research and Innovative Technology Administration (RITA) and administered by the Transportation Research Board. The program was authorized in 2005 with the passage o...

TRB’s Hazardous Materials Cooperative Research Program (HMCRP) Research Results Digest 2: Hazardous Materials Cooperative Research Program: A Status Report provides an update on the industry-driven, applied research program that develops near-term, practical solutions to improve the information used in managing risk associated with the transportation of hazardous materials.

TRB’s Hazardous Materials Cooperative Research Program (HMCRP) Report 6: Feasibility of a Consolidated Security Credential for Persons Who Transport Hazardous Materials discusses the feasibility of consolidating several existing security credentials, which are necessary under current regulations and policies, into one credential for all transportation modes. The report evaluates the credentiali...

TRB’s Hazardous Materials Cooperative Research Program (HMCRP) Report 3: Guidebook for Conducting Local Hazardous Materials Commodity Flow Studies is designed to support risk assessment, emergency response preparedness, resource allocation, and analyses of hazardous commodity flows across jurisdictions. The guidebook updates the U.S. Department of Transportation’s Guidance for Conducting Hazard...

TRB’s Hazardous Materials Cooperative Research Program (HMCRP) Report 4: Emerging Technologies Applicable to Hazardous Materials Transportation Safety and Security explores near-term (less than 5 years) and longer-term (5–10 years) technologies that are candidates for enhancing the safety and security of hazardous materials transportation for use by shippers, carriers, emergency responders, or ...

TRB’s National Cooperative Freight Research Program (NCFRP) Report 10: Performance Measures for Freight Transportation explores a set of measures to gauge the performance of the freight transportation system. The measures are presented in the form of a freight system report card, which reports information in three formats, each increasingly detailed, to serve the needs of a wide variety of user...

TRB’s Hazardous Materials Cooperative Research Program (HMCRP) Research Results Digest 1: Hazardous Materials Cooperative Research Program: A Status Report provides an update on the industry-driven, applied research program that develops near-term, practical solutions to improve the information used in managing risk associated with the transportation of hazardous materials.

Styrene, a common component in cured-in-place pipe (CIPP), can be toxic to aquatic species and is classified as a potential carcinogen by the Environmental Protection Agency (EPA); however, the potential environmental impacts of CIPP repair have been little investigated. The Virginia Department of Transportation (DOT) tasked the Virginia Transportation Research Council (VTRC) to evaluate the im...

A photo essay in the March-April issue of the TR News documents sessions, workshops, special events, poster presentations, awards, exhibits, committee meetings, and networking at TRB’s 89th Annual Meeting in Washington, D.C., January 10–14, 2010, including a speech by U.S. Secretary of Transportation Ray LaHood and panel discussions with U.S. Department of Transportation leaders.

TRB’s National Cooperative Freight Research Program (NCFRP) Research Results Digest 2, NCFRP: A Status Report is a staff digest of the progress and status of the program. The NCFRP is a cooperative research program sponsored by the Research and Innovative Technology Administration (RITA) and administered by the Transportation Research Board. The program was authorized in 2005 with the passage o...

TRB’s National Cooperative Freight Research Program (NCFRP) Report 2: Institutional Arrangements for Freight Transportation Systems explores successful and promising institutional arrangements designed to improve freight movement. The report examines 40 guidelines, reflecting lessons learned from existing arrangements, that are designed to help agencies and industry representatives work togethe...

TRB has released a letter report produced by the Committee on Alaska's Oil and Gas Infrastructure: Risk Assessment Peer Review that examines a contract team’s proposed risk assessment of Alaska’s oil and gas infrastructure designed to identify, quantify, and evaluate current and future significant risks from a systems-level perspective. According to the committee, the management plan is not fea...

TRB’s National Cooperative Freight Research Program (NCFRP) Report 1: Public and Private Sector Interdependence in Freight Transportation Markets is designed as a primer on relationships between public sector and private sector stakeholders in the freight transportation industry. The report explores the freight industry through the use of examples, case studies, and a broad-based examination of...

TRB’s Transportation Research Record: Journal of the Transportation Research Board, No. 2097 includes 15 papers that explore backhaul opportunities using telematics data, transport impacts of collection and delivery points, freight transportation system resilience, time-dependent demand for truck parking facilities along a federal highway, and exposure-based charging for long multiple trailer t...

TRB’s Special Report 297: Funding Options for Freight Transportation Projects explores ways to pay for projects that expand freight capacity or reduce the costs of freight transportation.  The committee that produced the report found that present finance arrangements are inadequate for maintaining and improving freight transportation system performance. The report calls for finance reforms...

TRB’s second Strategic Highway Research Program (SHRP 2) Report S2-R15-RW: Integrating the Priorities of Transportation Agencies and Utility Companies examines current practices, opportunities for enhancement, and anticipated barriers for integrating utility and transportation agency priorities in highway renewal projects.  The report also explores 13 best practices that span the whole pro...

The Board on Infrastructure and the Constructed Environment of the National Academies’ Division on Engineering and Physical Sciences (DEPS) has released a report that identifies and frames fundamental challenges to updating deteriorating critical infrastructure systems.  The workshop committee examined ways to update water, wastewater, power, transportation, and telecommunications infrast...

TRB’s National Cooperative Highway Research Program (NCHRP) Report 525: Surface Transportation Security, Volume 7: System Security Awareness for Transportation Employees is a CD-based interactive multimedia training course designed to help transportation employees, supervisors, and managers define their roles and responsibilities in transportation system security, recognize suspicious ac...

TRB Special Report 281: Transmission Pipelines and Land Use: A Risk-Informed Approach calls upon the U.S. Department of Transportation’s Office of Pipeline Safety in the Research and Special Programs Administration to work with stakeholders in developing risk-informed land use guidance for use by policy makers, planners, local officials, and the public.

TRB’s National Cooperative Highway Research Program (NCHRP) Synthesis Report 320: Integrating Freight Facilities and Operations with Community Goals identifies practices that have been or are being used by private-sector freight companies and public transportation agencies in citing their facilities, modifying their operations, and managing their community relations. “Good neighbor initiatives”...

TRB Special Report 219 - Pipelines and Public Safety examines issues asociated with development near pipeline rights-of-way. Pipelines provide a vital transportation service. Approximately half of the nation’s supplies of crude oil and petroleum products and virtually all of its natural gas supplies are transported through a network of 1.7 million miles of pipelines. The materials carried by pi...

TRB State of the Art Report 3: Recent Advances in Hazardous Materials Transportation Research: An International Exchange is the proceedings from a 3-day international conference for the exchange of ideas and information about the state of the art in research and technology applications to improve safety in hazardous materials transportation was held in Lake Buena Vista, Florida, on November 10-...