TRB Transportation Research E-Newsletter

The Transportation Research E-Newsletter is a free weekly electronic service designed to keep individuals up-to-date on TRB activities and to highlight selected transportation research related activities taking place at the federal and state levels, and within the academic and international transportation communities.  Nearly 70,000 people from around the world receive the E-Newsletter.

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Tuesday, April 17, 2018 Subscribe
7th International Conference on Innovations in Travel Modeling (ITM) - Early Bird Registration Rates End April 24 TRB is sponsoring the 7th International Conference on Innovations in Travel Modeling (ITM) on June 24-27, 2018 in Atlanta, Georgia. The conference explores current models and modeling research. Participants will explore the integration of social, land-use, transportation supply and technology into the model process. The conference addresses how...   Transportation-Related Noise and Vibration Committee Summer Conference TRB is sponsoring the Transportation-Related Noise and Vibration Committee Summer Conference on June 25-27, 2018 in Washington, DC. The conference will address transportation-related noise and vibration control strategies and techniques, their potential environmental impacts, and future research needs. Early bird registration rates end April 25,...   2018 Annual Conference of the Florida Association of Environmental Professionals (FAEP)* TRB is cosponsoring the Annual Conference of the Florida Association of Environmental Professionals in September 19-21, 2018 in Orlando, FL. The conference brings together over 300 policy-makers, project managers, planners, designers, and scientists in the environmental and transportation sectors to identify new opportunities to better integrate...   23rd National Conference on Rural Public and Intercity Bus Transportation TRB is sponsoring the 23rd National Conference on Rural Public and Intercity Bus Transportation on September 30-October 2, 2018 in Breckenridge, Colorado. The conference will explore practices and showcase research in rural public and intercity bus transportation. The conference includes pre-conference training, plenary sessions, roundtables, 30...   TRB Webinar: Design Guidelines for Bridges Subjected to Light Rail Transit Loads TRB will conduct a webinar on Tuesday, April 24, 2018 from 1:00 PM to 2:30 PM ET that features research from the National Cooperative Highway Research Program (NCHRP)’s Research Report 851: Proposed AASHTO LRFD Bridge Design Specifications for Light Rail Transit Loads. This webinar will describe the behavior of light rail transit bridges, live...   TRB Webinar: Technology Changes Influencing the Decline of Vehicle Emissions TRB will conduct a webinar on Wednesday, April 25, 2018 from 2:00 PM to 3:30 PM ET that will highlight emerging technologies and programs that are designed to mitigate emissions from vehicles. Presenters will discuss hybrid-electric and fully electric vehicles, connected and autonomous vehicles, and the U.S. Federal Highway Administration’s...   TRB Webinar: Generating Revenue from Commercial Development On or Adjacent to Airports TRB will conduct a webinar on Thursday, April 26, 2018 from 2:00 PM to 3:30 PM ET that features research from the Airport Cooperative Research Program (ACRP)’s Research Report 176: Generating Revenue from Commercial Developments on or Adjacent to Airports. This webinar will identify the challenges and opportunities that developing land on or...   TRB Webinar: Practices for Establishing Contract Time for Highway Projects TRB will conduct a webinar on Thursday, May 10, 2018 from 1:00 PM to 2:30 PM ET that features research from the National Cooperative Highway Research Program (NCHRP)’s Research Report 402: Construction Manager-at-Risk Project Delivery for Highway Programs and Synthesis 502: Practices for Establishing Contract Completion Dates for Highway...   TRB Webinar: Who’s Riding TNCs and What Does It Mean for Public Agencies? TRB will conduct a webinar on Tuesday, May 15 2018, from 2:00PM to 3:30PM ET that features research from the Transit Cooperative Research Program (TCRP)’s Research Report 195: Broadening Understanding of the Interplay Between Public Transit, Shared Mobility, and Personal Automobiles. This research explores how transportation network companies...   RFP: Guidance for Employer-Based Behavioral Traffic Safety Programs for Drivers in the Workplace TRB's Behavioral Traffic Safety Cooperative Research Program (BTSCRP) has released a request for proposals to develop guidance for U.S. and international employer-based behavioral traffic safety programs for workers who operate motor vehicles for any part of their job duties. Proposals are due May 30, 2018.   Back To Top   Truck Size and Weight Limits Research Plan Committee: First Report: Candidate Research Topics; Framework for Setting Priorities TRB's Truck Size and Weight Limits Research Plan Committee has issued an interim letter report that explores the development of a research plan to reduce uncertainties in estimates of the impacts of changes in truck size and weight limits. The report summarizes the research recommendations of past truck size and weight limit studies, presents...   Automated Vehicles Symposium 2017: Summary of a Symposium TRB's E-Circular 232: Automated Vehicle Symposium 2017: Summary of a Symposium highlights the themes from an event that took place on July 11–13, 2017 in San Francisco, California. The event explored the development, testing, building, and deployment of autonomous vehicles (AVs). The 2017 AVS provided the opportunity for communication,...   ADA Paratransit Service Models TRB's Transit Cooperative Research Program (TCRP) Synthesis 135: ADA Paratransit Service Models provides information about current Americans with Disabilities Act (ADA) compliant paratransit service models and the underlying reasons why specific transit agencies have opted to keep or change their service model. ADA paratransit demand continues to...   Spot Painting to Extend Highway Bridge Coating Life: Volume 1: Guidance TRB's National Cooperative Highway Research Program (NCHRP) Web-Only Document 251: Spot Painting to Extend Highway Bridge Coating Life: Volume 1: Guidance provides approaches for employing spot painting in a cost-effective, safe, and environmentally compliant manner. Bridge coatings are the primary means of corrosion protection for steel bridges...   Spot Painting to Extend Highway Bridge Coating Life: Volume 2: Research Overview TRB's National Cooperative Highway Research Program (NCHRP) Web-Only Document 251: Spot Painting to Extend Highway Bridge Coating Life: Volume 1: documents the evaluation method for a guidance document that provides approaches for employing spot painting in a cost-effective, safe, and environmentally compliant manner. Bridge coatings are the...   TR News November-October 2017: Reenvisioning New York's Legendary Bus Terminal The full edition of the November–December 2017 TR News is now available. This edition explores a design competition to re-envision the essential transportation facility. It also follows up on the innovations presented by participants in the TRB Six-Minute Pitch Competition since 2013 and finds inspiring successes. Other articles describe policy...   Back To Top   Overview of Rail Safety Oversight The U.S. Government Accountability Office has released a report that reviews various rail safety and oversight issues, including the differences between the Federal Railroad Administration (FRA)’s and the Federal Transit Administration (FTA)’s rail safety oversight programs. This report examines key characteristics of FRA’s and FTA’s rail safety...   Charging Electric Vehicles in Smart Cities: An EVI-Pro Analysis of Columbus, Ohio The National Renewable Energy Laboratory at the U.S. Department of Energy has released a report that offers guidance about plug-in electric vehicle (PEV) charging infrastructure to stakeholders in the Columbus area. This report seeks to ensure the effective use of private/public investments in PEV charging infrastructure. In 2016, the City of...   Federal Highway Administration Research and Technology Evaluation Final Report: Eco-Logical The U.S. Federal Highway Administration (FHWA) has released a report that examines the outcomes of the FHWA Eco-Logical Program. The Eco-Logical program offers multi-step procedures to conduct integrated planning and avoid, minimize, and mitigate negative environmental impacts.   Safety Evaluation of Corner Clearance at Signalized Intersections The U.S. Federal Highway Administration has released a technical brief that analyzes corner clearance at signalized intersections. Corner clearance is defined as the distance between an intersection and the nearest driveway or access point along the approach.   Comprehensive Review Guide for Triennial and State Management Reviews Fiscal Year 2018 The U.S. Federal Transit Administration (FTA) has released a report that summarizes recipient management practices and compliance with program and administrative requirements across a broad spectrum of topic areas in accordance with Chapter 53 of the Fixing America’s Surface Transportation (FAST) Act. This report also provides an opportunity for...   Back To Top   Impacts of Bus Stop Improvements The Utah Department of Transportation has released a report that analyzes recent bus stop improvements made by the Utah Transit Authority. This report seeks to determine to what extent these improvements are associated with changes in ridership and demand for paratransit services in the areas immediately surrounding improved bus stops.   Infiltration Basins: Standards and Procedures to Ensure Performance The Minnesota Department of Transportation has released a synthesis that highlights practices of other state transportation agencies for the planning, design, and construction of infiltration basins. Infiltration basins have been a common means of stormwater management across the United States, as well as internationally, but they can incur high...   In-Vehicle Dynamic Curve-Speed Warnings at High-Risk Rural Curves The Minnesota Department of Transportation has released a report that determines the feasibility of in-vehicle dynamic curve-speed warnings as deployed on a smartphone app. Lane-departure crashes at horizontal curves represent a significant portion of fatal crashes on rural Minnesota roads.   Reliable Early Opening Strength for Concrete Pavements and Patch Work The Louisiana Department of Transportation and Development has released a report that reviews practices and requirements for early-opening-to-traffic concrete used by other state transportation agencies. The requirements for opening concrete pavement repairs to traffic vary greatly around the country, including traffic opening requirements,...   Back To Top   Resale Values of Electric and Conventional Vehicles: Recent Trends and Influence on the Decision to Purchase a New Vehicle The University of Michigan has released a report that investigates the effect of resale value on consumer purchasing decisions regarding plug-in electric vehicles (PEVs). This report focuses on comparing the resale value of PEVs and comparable internal-combustion-engine vehicles, and determines consumer opinions regarding the importance of vehicle ...   Evaluation of the Valley Transportation Authority’s DO IT! Program: A “Ladders of Opportunity Initiative” Program Funded by the Federal Transit Administration The Mineta Transportation Institute at San Jose State University has released a report that evaluates the “Do It!" Program. The Federal Transit Administration sponsored the Ladders of Opportunity Initiative to encourage skilled workers from targeted groups, including the underserved, underemployed, and/or minority groups, into transit-oriented...   Development of Pavement Performance Prediction Models for Preservation Treatments: Volume The Illinois Center for Transportation at the University of Illinois at Urbana-Champaign has released a report that evaluates the performance of preservation treatments used by districts as part of the pavement preservation program. The pavement preservation program was implemented in Illinois by testing four different types of preservation...   Revised Condition Rating Survey Models to Reflect All Distresses: Volume 1 The Illinois Center for Transportation at the University of Illinois at Urbana-Champaign has released a report that updates and revises the existing condition rating survey (CRS) calculation and prediction models for pavement performance. This report focuses on the CRS system used by the Illinois Department of Transportation and compares it to...   Development of a Rapid Assessment Tool for Pile Capacity and Stability in Response to Scour Situations The Institute for Transportation at Iowa State University has released a report that validates the finite element models established for steel H-piles with or without concrete encasements. These models have been calculated based on the provisions outlined in the American Institute of Steel Construction Manual.   Back To Top   Best Practice in Road Safety Infrastructure Programs Austroads has released a report that identifies recommended practices for developing Road Safety Infrastructure Programs that align with the safe system approach. The goal of this report is to provide practical information about improving program design, process, and implementation of a safer transportation system. The report is available for no...   Comparison of Fuel Consumption and Emissions for Representative Heavy-Duty Vehicles in Europe The International Council on Clean Transportation has released a report that determines typical fuel consumption and carbon dioxide (CO2) figures from current European heavy-duty vehicle technology. The goal of this report is to support decision makers in the designation of baseline values for future CO2 emission limits.   Position Available: Executive Director, WTS International The Women’s Transportation Seminar (WTS) is seeking to fill the position of Executive Director. The Executive Director will shape and communicate a professional image for the Association and Foundation. WTS International is headquartered in Washington, DC and has chapters all over the world. For more information, contact Christopher Boylan at   Back To Top	Remember you can update your interests at any time to help us deliver only the most relevant information to you each week. 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The TRB Transportation Research E-Newsletter regularly covers transportation research developments in the United States and abroad. This document is not a report of the National Research Council or of the National Academies of Sciences. The opinions expressed in reports highlighted in TRB's Transportation Research E-Newsletter are those of the authors and do not necessarily reflect the views of the Transportation Research Board or the National Academies of Sciences, Engineering, and Medicine.