The full edition of the January-February 2017 TR News is now available. This edition explores information about laws affecting driverless vehicles, the freight project selection process, environmental performance measures, and sharing operations data. The TR News is TRB's bimonthly magazine featuring timely articles on innovative and state-of-the-art research and practice in all modes of transp...

TRB's Transportation Research Record: Journal of the Transportation Research Board, No. 2611 consists of 7 papers addressing marine transportation and international trade, including: Modeling the Impacts of Free Trade Agreements on Domestic Transportation Gateways, Corridors, and Ports Agent-Based Model of Navigable Inland Waterway Tow Operation Procedures Transportation Cost Modeling of Contai...

The May-June 2017 edition of the TR News explores the role of transportation in economic development. Articles feature information about benefit-cost analysis, freight production models, transportation satellite accounts, and right sizing strategies. The TR News is TRB's bimonthly magazine featuring timely articles on innovative and state-of-the-art research and practice in all modes of transpo...

TRB's Transportation Research E-Circular 222: Automated Vehicles Symposium 2016 presents the proceedings from the Automated Vehicle Symposium (AVS) on July 19-21, 2016 in San Francisco, California. The 2016 AVS provided the opportunity for communication, collaboration, and information sharing on a wide range of topics, including potential public policy, safety and security, ethics, and equity c...

TRB’s Transportation Research Record: Journal of the Transportation Research Board, No. 2635 consists of 11 papers that explore visibility and work zone traffic control, including: Developing a Web-Based Tool to Track Highway Safety Planning Progress in California Probability of Secondary Crash Occurrence on Freeways with the Use of Private-Sector Speed Data Roadway Safety Policy and Leadership...

TRB’s Transportation Research Record: Journal of the Transportation Research Board, No. 2617 consists of 11 papers that explore visibility and work zone traffic control, including: Field Evaluation of Pilot Vehicles and Portable Traffic Control Signals With and Without a Flagger Effects of Full Matrix Color Changeable Message Signs on Legibility and Roadway Hazard Visibility Influence of Truck-...

TRB has released its requirements for submitting papers for presentation at the 2018 TRB Annual Meeting and/or publication in the Transportation Research Record: Journal of the Transportation Research Board . This guide covers the organization and formatting of manuscripts for peer review and for publication, as well as instructions for submission. Papers that do not follow the guidelines will ...

TRB's Transportation Research E-Circular 220: First International Roadside Safety Conference: Safer Roads, Saving Lives, Saving Money contains papers and abstracts presented at the TRB First International Roadside Safety Conference: Safer Roads, Saving Lives, Saving Money on June 12-15, 2017 in San Francisco, California. The conference supports and advances global efforts to reduce deaths and s...

TRB's Conference Proceedings on the Web 21: Pedestrian and Bicycle Safety: Summary of the 10th University Transportation Centers Spotlight Conference explores a conference held on December 1-2, 2016 in Washington, D.C. The conference highlighted research addressing issues associated with pedestrian and bicyclist safety. The conference included plenary sessions focused on the role of policy and ...

A featured article in the March-April 2017 issue of the TR News highlights photos from the 96th TRB Annual Meeting, January 8-12, 2017. The article features photographs of sessions, workshops, committee meetings, and awards. Bruce M. Smith, Apperson Crump PLC, and General Counsel, Memphis Area Transit Authority, delivered the delivered the 2017 Thomas B. Deen Distinguished Lecture on “Ethical I...

A featured article in the March-April 2017 issue of the TR News highlights photos from the 96th TRB Annual Meeting, January 8-12, 2017. The article features photographs of sessions, workshops, committee meetings, and awards. Bruce M. Smith, Apperson Crump PLC, and General Counsel, Memphis Area Transit Authority, delivered the delivered the 2017 Thomas B. Deen Distinguished Lecture on “Ethical I...

TRB's Transit Cooperative Research Program (TCRP) Synthesis 129: Managing Extreme Weather at Bus Stops documents current practices of transit systems to determine methods and procedures used for maintaining transit stops and associated infrastructure during and following such weather events. This synthesis provides a state-of-the-practice report on transit systems' management of extreme weather...

The full edition of the November-December 2016 TR News is now available. This edition explores f reight transport in a low-carbon world. Articles cover information about shaping the federal aid road act, GIS asset management, cross-asset resource allocation, and long-term performances and life-cycle cost of stormwater management. The TRB 2016 Annual Report is included in this edition of the TR ...

TRB Special Report 323: In-Service Performance Evaluation of Guardrail End Treatments develops a research design for evaluating the in-service performance of guardrail end treatments and other roadside safety devices and identifies the data required to do so. Given the substantial data requirements and methodological challenges of conducting successful evaluations of particular end treatments, ...

In the March–April 2017 TR News, photographic highlights from TRB’s 96th Annual Meeting are featured. This edition explores innovations in freight planning as well as insights into transportation safety culture from a recent policy study that focused on offshore oil and gas drilling, while another feature covers the National Academies of Sciences, Engineering, and Medicine report on commercial ...

TRB’s Transportation Research Record: Journal of the Transportation Research Board Vol. 2634 contains 13 papers related to transportation in developing countries, including: Low-Budget Techniques for Road Network Mapping and Road Condition Assessment That Are Accessible to Transport Agencies in Developing Countries Investigating Electric Bicycles as a Travel Mode Choice for Escorting Children t...

TRB's Transportation Research E-Circular 221: SHRP 2 Safety Data Student Paper Competition, 2015–2016 contains papers submitted to the first Student Paper Competition featuring applications of safety research from TRB's second Strategic Highway Research Program (SHRP 2). This competition features the use of the SHRP 2 Safety Data to extract new insights and applications of the data. Papers exam...

TRB's National Cooperative Highway Research Program (NCHRP) Synthesis 509: Highway Worker Safety identifies how state departments of transportation (DOTs) implement policies using highway worker safety and health data to reduce injuries and manage risk. The report is a synthesis of current proactive safety practices that will be useful when developing or updating policies, programs, or tools to...

TRB's Rail Safety Innovations Deserving Exploratory Analysis (IDEA) Safety Project 25: Dynamic Impact Factors on Existing Long Span Truss Railroad Bridges explores the effect of train speeds, specifically speeds higher than the current allowable operating speed limit, on dynamic impact factors for a bridge. The project develops an accurate finite element (FE) model of an existing long-span trus...

TRB's National Cooperative Research Program (NCHRP) Report 841: Development of Crash Modification Factors for Uncontrolled Pedestrian Crossing Treatments quantifies the safety benefits of four types of pedestrian crossing treatments—rectangular rapid flashing beacons, pedestrian hybrid beacons, pedestrian refuge islands, and advanced YIELD or STOP markings and signs—and presents a crash modific...

A featured article in the January-February 2017 issue of the TR News explores the impacts of the Transportation Research Board's 2016 state visits to identify current issues in transportation priorities. Each year, TRB staff meet on site with representatives of state departments of transportation and with representatives of universities, transit and other transportation agencies, and industry t...

TRB’s Innovations Deserving Exploratory Analysis (IDEA) Safety Project 28: Field Validation of Inspection Gauges for Wheel Climb Safety at Switch Points provides a field assessment and validation of chipped point gauges, AAR 1B wheel contact gauges, severely worn wheel profile gauges, and gage-face wear angle gauges, which were developed under IDEA Project S-23 for prevention of wheel climb der...

TRB’s Airport Cooperative Research Program (ACRP) Report 50: Improved Models for Risk Assessment of Runway Safety Areas analyzes aircraft veer-offs, the use of declared distances, the implementation of the Engineered Material Arresting System (EMAS), and the incorporation of a risk approach for consideration of obstacles in or in the vicinity of the runway safety area (RSA). An interactive risk...

A March 13, 2017 letter report from TRB's Motor Carrier Safety Research Analysis Committee (MCSRAC) advises the Federal Motor Carrier Safety Administration (FMCSA) Research and Technology (R&T) program on a number of topics. At the request of the FMCSA, this first letter report explores the goals and strategy of the FMCSA R&T Program as well as the recommendations regarding data made in...

The full edition of TR News 305 is now available. Knowledge management—subject of a recent domestic scan of transportation agencies—is the focus of feature articles in the September–October 2016 TR News. Authors present insights into the multidisciplinary approach that assembles, develops, shares, and applies organizational knowledge to achieve institutional objectives. Articles cover transport...

TRB's Rail Safety Innovations Deserving Exploratory Analysis (IDEA) Safety Project 26: Remote Sensing with Mobile LiDAR and Imaging Sensors for Railroad Bridge Inspections describes results from a research effort to investigate the applicability of two remote sensing approaches–one based on Light Detection and Ranging (LiDAR) and the other one on imaging sensors—to help detect concrete cracks a...

TRB's Transit Cooperative Research Program (TCRP) Synthesis 127: Addressing Difficult Customer Situations considers issues surrounding difficult customers or passengers and the variety of circumstances that can arise when they utilize transit system facilities or vehicles. The report identifies current practices used by transit agencies to prevent, prepare for, and deal with these incidents.

TRB's National Cooperative Freight Research Program (NCFRP) Research Report 37: Using Commodity Flow Survey Microdata and Other Establishment Data to Estimate the Generation of Freight, Freight Trips, and Service Trips: Guidebook provides policy makers with improved establishment-level models that estimate the Freight Trip Generation (FTG), the number of vehicle trips produced and attracted at ...

The National Academies of Sciences, Engineering, and Medicine has released a report that provides a comprehensive review of scientific evidence related to the health effects and potential therapeutic benefits of cannabis. This report provides a research agenda—outlining gaps in current knowledge and opportunities for providing additional insight into these issues—that summarizes and prioritizes...

TRB’s Transportation Research Record: Journal of the Transportation Research Board, No. 2601 consists of 16 papers that explore safety data analysis and evaluation, including: Comprehensive Injury Severity Analysis of SUV and Pickup Truck Rollover Crashes: Alabama Case Study Investigating the Speed and Rear-End Collision Relationship at Urban Signalized Intersections Investigating the Heterogen...