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.  More than 70,000 people from around the world receive the E-Newsletter.

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Tuesday, March 19, 2019 Subscribe
TCRP FY 2020 Research Problem Statements Due June 17, 2019 Research problem statements are now being accepted for the FY 2020 Transit Cooperative Research Program (TCRP). To submit a problem statement, first review and follow the format in this outline. Problem statements may be submitted electronically or be sent to tcrp@nas.edu as a Microsoft Word attachment. Previously submitted proposals may be...   TRB Webinar: Improved Analysis of Two-Lane Highway Capacity and Operational Performance TRB will conduct a webinar on Monday, March 25, 2019 from 2:00 PM to 3:30 PM ET that features research from the National Cooperative Highway Research Program (NCHRP)’s Web-Only Document 255: Improved Analysis of Two-Lane Highway Capacity and Operational Performance. This webinar will describe the development of a new two-lane highway analysis...   TRB Webinar: Waterborne Traffic Paint Application, Materials Selection, and Testing TRB will conduct a webinar on Tuesday, March 26, 2019, from 2:00 PM to 3:30 PM ET that will discuss practices for applying pavement markings. While pavement markings are a safety measure with a long history and broad use, there is a wide variety of practices, resulting in significant differences in paint quality from location to location. This...   TRB Webinar: One Federal Decision: Requirements and Tips for Achieving This Goal TRB will conduct a webinar on Wednesday, March 27, 2019 from 2:00 PM to 3:30 PM that will discuss how to adhere to Presidential Executive Order 13807, which focuses on expediting infrastructure projects by suggesting that National Environmental Policy Act (NEPA) decisions should be made in two years. Furthermore, this order suggests that all...   TRB Webinar: Evaluation of Superheavy Load Movement on Flexible Pavements TRB will conduct a webinar on Tuesday, April 23, 2019, from 2:00 PM to 3:30 PM ET that will examine procedures for analyzing the impacts of superheavy load (SHL) movement on flexible pavements developed under a U.S. Federal Highway Administration-sponsored research project*. SHL hauling units are much larger and heavier than standard trucks and...   TRB Webinar: Building Better Micro Surfacing and Slurry Seals TRB will conduct a webinar on Wednesday, April 24, 2019, from 1:00 PM to 2:30 PM ET to describe micro surfacing and slurry seals and discuss their use and construction. These pavement preservation techniques are widely used and suitable for higher trafficked roadways, but practitioners have encounters some problems. Presenters will examine these...   Joint Meeting of the AASHTO Committee on Design and Council on Active Transportation and TRB Roadside Safety Design Committee* The TRB Committee on Roadside Safety Design will be meeting jointly with the AASHTO Technical Committee on Roadside Safety during the AASHTO Committee on Design’s annual meeting on July 21-26, 2019 in Reno, Nevada. The meeting in collaboration is intended to discuss implementation and improvements to the AASHTO Manual for Assessment of Safety...   12th TRB International Conference on Low-Volume Roads TRB is sponsoring the 12th TRB International Conference on Low Volume Roads on September 15-18, 2019 in Kalispell, Montana. This conference examines new technologies and new techniques in the planning, design, construction, operation, maintenance, and administration of low-volume roads. Panelists will explore case studies and practical solutions...   Back To Top   Transportation Research OnlineFirst: This Week’s Update of Recently Released Transportation Research Record Papers Papers released the week of March 11 through the Transportation Research Record: Journal of the Transportation Research Board OnlineFirst portal include the following: Bicycle and Pedestrian Count Programs: Scan of Current U.S. Practice - Peter B. Ohlms, Lance E. Dougald, Hannah E. MacKnight A Numerical Study on Installation Effects and ...   Economic and Social Sustainability at Airports TRB’s Airport Cooperative Research Program (ACRP) Conference Proceedings on the Web 23: Economic and Social Sustainability at Airports is a compilation of the presentations and a summary of the ensuing discussions at May 7-8, 2018, forum in Washington, D.C. The meeting brought together individuals from airports, airlines, academia, consulting,...   ACRP Research Report 195: Best Practices for Airport Obstruction Management Guidebook TRB’s Airport Cooperative Research Program (ACRP) Research Report 195: Best Practices for Airport Obstruction Management Guidebook is designed to assist airport operators in developing and implementing an obstruction management program to protect the airport airspace from encroachment by tall objects. The guidance will help airport staff in...   Best Practices for Airport Obstruction Management Library TRB’s Airport Cooperative Research Program (ACRP) WebResource 7: Best Practices for Airport Obstruction Management Library supplements ACRP Research Report 195 by providing reference documents, model documents, and presentation materials for obstruction management outreach. In addition, ACRP WebResource 7 includes a methodology for creating a...   Engineering for Grades 6-12: Investigation and Design at the Center revisits America’s Lab Report: Investigations in High School Science The National Academy of Sciences, Engineering, and Medicine has released a report that explores how to engage today’s middle and high school students in doing science and engineering through an analysis of evidence and examples. The report provides guidance for teachers, administrators, creators of instructional resources, and leaders in...   Improving the EPA Multi-Sector General Permit for Industrial Stormwater Discharges The National Academies of Sciences, Engineering, and Medicine has released a report that builds on a 2009 comprehensive report on the Environmental Protection Agency’s Stormwater Program that covered all sectors of the program. This report focus on industrial stormwater monitoring and management. Industrial stormwater is derived from...   TR News September-October 2018: Traffic Impacts of the 2017 Solar Eclipse The full edition of the September-October 2018 TR News is now available. This edition explores the impacts of the 2017 solar eclipse on traffic. Articles also focus on connected and automated vehicles, automated transit applications, and data-driven project selection. The TR News is TRB's bimonthly magazine featuring timely articles on...   Back To Top   Implementation Guidelines for Drug and Alcohol Regulations in Public Transportation The U.S. Federal Transit Administration (FTA) has released a report that provides updated guidelines for developing drug and alcohol testing programs that comply with regulations of the FTA. These guidelines explain the various elements of a compliant program and contain examples of documents, checklists, and forms that may be used by individual...   Coast Guard Cutter Procurement: Background and Issues for Congress The U.S. Congressional Research Service has released a report that provides background information about the U.S. Coast Guard’s proposed FY2019 budget for several types of cutters. Congress’ decisions on these programs affect Coast Guard capabilities and the U.S. shipbuilding industrial base.   Coast Guard Polar Security Cutter (Polar Icebreaker) Program: Background and Issues for Congress The U.S. Congressional Research Service has released a report that provides background information about the Polar Security Cutter program, which is the U.S. Coast Guard’s program for acquiring new polar icebreakers. The Coast Guard wants to begin construction of the first new heavy polar icebreaker in FY2019 and have it enter service in 2023.   Innovator: March/April 2019 The U.S. Federal Highway Administration has released the latest issue of its bi-monthly Innovator newsletter, which is designed to help advance widespread implementation of innovations and technologies in the highway community and help chronicle a nationwide movement to improve the way highways are built. Articles in this issue feature: ...   Review: FHWA’s Processes for Approving Public-Private Partnerships The Office of the Inspector General (OIG) of the U.S. Department of Transportation has released a report that reviews the Federal Highway Administration’s (FHWA) processes for approving and monitoring public-private partnerships (P3s). This report determines whether FHWA is providing adequate oversight of P3 projects because P3s are subjected to...   Back To Top   QUEWZ Work Zone Software: Literature Search and Methodology Review The Washington State Department of Transportation has released a report that outlines the design and technical basis of the Queue and User Cost Evaluation of Work Zones (QUEWZ) user cost estimation software tool. QUEWZ is a program designed for evaluation of freeway work zones but can be used for other highway types.   Personal Warning Sensor for Road Construction Workers The Minnesota Department of Transportation has released a report that demonstrates the capabilities of a work zone intrusion alarm system during a Minnesota paving project. This alarm system is a wearable device that alerts workers of a vehicle that has intruded into the workspace and is now approaching them.   Deterioration of Mixed Rebar and Fiber-Reinforced Concrete Bridge Decks The Minnesota Department of Transportation has released a report that investigates the factors that have the largest impacts on the rate of deterioration for mixed rebar and fiber-reinforced decks in Minnesota. Long-term deterioration of concrete bridge decks is often what dictates the service life of a bridge, and de-icing materials can...   Back To Top   Updated Estimates of the Relationship Between the Business Cycle and Traffic Fatalities The International Transport Forum has released a report that identifies whether a decline in the unemployment rate is associated with a long-term decline in the number of traffic fatalities. This report focuses on trends in fourteen European countries.   An Equitable and Integrated Approach to Paying for Roads in a Time of Rapid Change The Institute of Transportation Studies at the University of California at Berkeley has released a report that provides an overview of transportation user fees in order to develop pricing mechanisms that move closer to the user-pays principle. This report investigates distributional cost burdens through a case study in California that used a...   Process Analysis for Disposal of Surplus Property The Kentucky Transportation Center at the University of Kentucky has released a report that explains how the Kentucky Transportation Cabinet’s (KYTC) surplus property disposal process involves acquiring property to secure the right of way for transportation projects. Often this property is deemed as surplus, which enables KYTC to dispose of it....   Back To Top   The Influence of Technologies and Lifestyle on the Value of Time The International Transport Forum has released a report that determines the affect that travel behavior has on vehicle speed. This report identifies trends in young people’s travel choices and discusses past research about travelers’ value of time.   Action Plan for Establishing China’s National Emission Control Area The International Council on Clean Transportation has released a report that outlines China’s action plan for establishing regional domestic emission control areas (DECAs). The goal of the DECAs is to control emissions from ships in order to keep pace with environmental regulations.   Mobile Air Conditioning: The Life-Cycle Costs and Greenhouse-Gas Benefits of Switching to Alternative Refrigerants and Improving System Efficiencies The International Council on Clean Transportation has released a report that analyzes the emissions levels of alternative refrigerants for motor vehicle air conditioning systems (MACs). MACs are a significant source of greenhouse gas emissions, and therefore this report seeks to identify more efficient and environmentally-friendly methods for such ...   An Analysis of Early-Life Skid Resistance of SMAs on the Scottish Trunk Road Network The Transport Research Laboratory in the United Kingdom has released a report that determines the relationship between a Scottish braked-wheel fixed slip device and other factors, such as material characteristics, site categories, and traffic levels. These slip devices are currently used to test the early-life skid resistance of surface courses.   Back To Top   SHRP2 Webinar on Railroad Flagging The American Association of State Highway and Transportation Officials (AASHTO) and the Federal Highway Administration (FHWA) will host a webinar on Thursday, March 21, from 1:00 PM-2:30 PM ET on railroad flagging. This technology, featured as part of the second Strategic Highway Research Program’s (SHRP2) Railroad Mitigation Strategies (R16)...   Marijuana Legalization and Impaired Driving: Solutions for Protecting our Roadways The American Transportation Research Institute has released a report that explores promising methods for improving safety on U.S. highways by identifying how to deter marijuana-impaired driving. There has been an increase in passenger vehicle drivers testing positive for marijuana due to more states legalizing marijuana use. This report concerns...   Hearing: Aligning Federal Surface Transportation Policy to Meet 21st Century Needs On March 13, 2019, the U.S. House of Representatives Committee on Transportation and Infrastructure Subcommittee on Highways and Transit held a hearing to identify current surface transportation needs. The public and private sectors provided testimony. Witness statements and a webcast of the hearing are available online.   Hearing: Examining the Diesel Emissions Reduction Act of 2019 On March 13, 2019, the U.S. Senate Committee on the Environment and Public Works held a hearing to examine the Diesel Emissions Reduction Act of 2019. The public and private sectors provided testimony. Witness statements and a webcast of the hearing are available online.   Fixing The 12% Case Study: Atlanta, Georgia Fuel Consumption and Emissions Impacts The American Transportation Research Institute has released a report that examines potential fuel consumption and emissions benefits at an interstate interchange in Atlanta, Georgia. Currently, this interchange costs commuters and the trucking industry millions of dollars each year due to congestion. The report is available for no fee after...   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. Update my interests Email Us Find us on Facebook Follow us on Twitter Aviation Highway Marine Transportation Motor Carriers Pedestrians and Bicyclists Pipelines Public Transportation Rail
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.