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.

TRB’s Conference Proceedings on the Web 5: Research on the Health and Wellness of Commercial Truck and Bus Drivers: Summary of an International Conference is the proceedings of a November 2010 conference held in Baltimore, Maryland. The proceedings highlight and document what transpired at the conference; summarize noteworthy issues and gaps in knowledge identified at the conference; and descri...

TRB’s National Cooperative Freight Research Program (NCFRP) Report 15: Dedicated Revenue Mechanisms for Freight Transportation Investment explores methods that might be used to raise revenue to support government investment in freight transportation facilities, primarily for highway transportation. The report assesses revenue-generating mechanisms such as motor-vehicle fuel tax surcharges, vehi...

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) Report 16: Preserving and Protecting Freight Infrastructure and Routes provides guidance to decision makers involved in freight facility operations, freight transportation planning, and land use on how to avoid conflicting land uses or mitigate existing uses. The report provides information about freight transportation and its importan...

TRB’s Transportation Research Record: Journal of the Transportation Research Board, No. 2261 consists of 21 papers that explore the economic impacts of high-speed rail and intercity passenger rail service, safe high-speed rail operation, fire development and spread in passenger rail vehicles, geometry of high-speed turnouts, and international variation in cost–benefit analysis of urban rail pro...

TRB’s National Cooperative Freight Research Program (NCFRP) Report 14: Guidebook for Understanding Urban Goods Movement is designed to help facilitate decisions that accommodate and expedite urban goods movement while minimizing the environmental impact and community consequences of goods movement. The guidebook and cases studies are designed to help decision makers better understand the potent...

TRB’s National Cooperative Freight Research Program (NCFRP) Web-Only Document 4: Identification and Evaluation of Freight Demand Factors focuses on the identification of independent variables that may be used to explain gross measures of freight demand over time.

TRB’s Commercial Truck and Bus Safety Synthesis Program (CTBSSP) Research Results Digest 9: A Status Report describes the progress and status of the Commercial Truck and Bus Safety Synthesis Program (CTBSSP). CTBSSP is a cooperative research program sponsored by the Federal Motor Carrier Safety Administration (FMCSA) and administered by the Transportation Research Board. The program was authori...

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 Transportation Research Record: Journal of the Transportation Research Board, No. 2238 consists of 11 papers that explore evaluating pricing strategies for storage in import container terminals, reducing train turn times, policy and logistical efficiency in a regional context, scheduling under uncertainty for single-hub intermodal freight system, real-time dispatching control, the history...

TRB’s National Cooperative Freight Research Program (NCFRP) and National Cooperative Highway Research Program (NCHRP) have jointly released NCFRP Web-Only Document 3/NCHRP Web-Only Document 185: Truck Tolling: Understanding Industry Tradeoffs When Using or Avoiding Toll Facilities. The report explores the value that shippers, trucking companies, and truck drivers seek from toll roads.

TRB’s National Cooperative Freight Research Program (NCFRP) and National Cooperative Highway Research Program (NCHRP) have jointly released NCFRP Web-Only Document 3/NCHRP Web-Only Document 185: Truck Tolling: Understanding Industry Tradeoffs When Using or Avoiding Toll Facilities. The report explores the value that shippers, trucking companies, and truck drivers seek from toll roads.

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 National Cooperative Freight Research Program (NCFRP) Report 12: Framework and Tools for Estimating Benefits of Specific Freight Network Investments provides a framework and tools designed to help estimate the private and public benefits of potential freight infrastructure investments. The evaluation framework is intended to assist public planning and decision-making processes regard...

TRB’s National Freight Cooperative Research Program (NFCRP) Report 13: Freight Facility Location Selection: A Guide for Public Officials describes the key criteria that the private sector considers when making decisions on where to build new logistics facilities. A final report that provides background material used in the development of NFCRP Report 13 has been published as  NCFRP Web-Onl...

TRB’s National Cooperative Freight Research Program (NCFRP) Web-Only Document 1: Web-Only Document 1: Background Research Material for Freight Facility Location Selection: A Guide for Public Officials (NCFRP Report 13) provides background material used in the development of NCFRP Report 13 , which describes the key criteria that the private sector considers when making decisions on where to bui...

TRB’s Transportation Research Record: Journal of the Transportation Research Board, No. 2222 includes 13 papers that explore China’s port reform and development, optimization of capacity of ports, estimating coastal maritime risk, schedule design and container routing in liner shipping, port effectiveness, estimating truck queuing time at marine terminal gates, and truck delays at seaports. Thi...

TRB’s Transportation Research Record: Journal of the Transportation Research Board, No. 2224 includes 11 papers that explore supply chain broker operations, emissions reduction in urban pickup systems, an online freight network assignment model, travel time reliability along multisegment trucking freight corridors, and intermodal container flow simulation model. This issue of the TRR also exami...

TRB’s National Cooperative Freight Research Program (NCFRP) Web-Only Document 2: Multi-State Freight Transportation Organizations examines approaches to establishing multi-state freight transportation organizations that can develop and implement long-term investment plans. The report has a special focus on the legal and financial requirements as well as the composition, structure, and decision-...

TRB's Transportation Research E-Circular E-C158: Commodity Flow Survey Workshop is the proceedings of a November 2010 workshop that explored the next application of the Commodity Flow Survey (CFS). The CFS is a key data source for a myriad of freight planning activities.

The July-August 2011 TR News assembles feature articles exploring the state of security and critical infrastructure protection, including an assessment of U.S. infrastructure resiliency, North American perimeter security and the movement of trade, the security of bridges and tunnels, measures to protect rail and transit from attacks, the effects of piracy on the global supply chain, a...

TRB’s National Cooperative Freight Research Program (NCFRP) Report 6: Impacts of Public Policy on the Freight Transportation System describes the numerous ways that government policy decisions can affect the freight system and, in turn, how understanding the differing concerns and priorities of governments is crucial to better consideration of the potential impacts of public policy.  The r...

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 Special Report 304: How We Travel: A Sustainable National Program for Travel Data assesses the current state of travel data at the federal, state, and local levels and defines an achievable and sustainable travel data system that could support public and private transportation decision making. The committee that developed the report recommends the organization of a National Travel Data Prog...

TRB’s National Cooperative Freight Research Program (NCFRP) Report 11: Truck Drayage Productivity Guide is designed to help improve drayage productivity and capacity while reducing emissions, costs, and port-area congestion at deepwater ports. The guide includes suggestions designed to help shippers, receivers, draymen, marine terminal operators, ocean carriers, and port authorities address ine...

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) Report 5: A Guide for Assessing Community Emergency Response Needs and Capabilities for Hazardous Materials Releases provides step-by-step guidance on assessing hazardous materials emergency response needs at the state, regional, and local levels. The report also addresses matching state, regional, and local capabilities with potent...