TRB's Airport Cooperative Research Program (ACRP) Research Report 186: Guidebook on Building Airport Workforce Capacity is the final product of a two-phase study to identify and evaluate workforce requirements for airports. Phase I, previously published as ACRP Web-Only Document 28 , gathered information to analyze current and future airport job requirements and identify mission-critical airpor...

TRB's National Cooperative Highway Research Program (NCHRP) Research Report 884: Guidelines for Managing Geotechnical Risks in Design–Build Projects provides guidelines for the implementation of geotechnical risk management measures for design –build project delivery . The guidelines provide five strategies for aligning a transportation agency and its design–builder’s perception of geotechnical...

TRB's National Cooperative Highway Research Program (NCHRP)  Web-Only Document 247: Managing Geotechnical Risks in Design–Build Projects documents the research effort to produce NCHRP Research Report 884 : Guidelines for Managing Geotechnical Risks in Design–Build Projects. NCHRP Research Report 884 provides guidelines for the implementation of geotechnical risk management measures for des...

The latest edition of Research Pays Off explores the Georgia Department of Transportation (DOT)'s use of alternative delivery methods to compress and accelerate the delivery of projects from engineering through construction through public–private partnerships (PPPs) and design–build (DB) methods.This article discusses the legislation that allowed Georgia DOT to build partnerships with private f...

A featured article in the July-August 2018 issue of the TR News investigates how risk is addressed in both the traditional project delivery method and in alternative project delivery methods used by departments of transportation across the country.  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 tra...

A featured article in the July-August 2018 issue of the TR News examines the latest application and implementation of alternative contracting methods for faster project delivery of transportation infrastructure. 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 transportation. It also includes brief news it...

TRB's National Cooperative Highway Research Program (NCHRP) Synthesis 529: How Transportation Agencies Assess the Value of Added Capacity Highway Projects Versus Other Modal Projects and Strategies summarizes the methods and policies used by state departments of transportation (DOTs) and metropolitan planning organizations (MPOs) to evaluate and compare different types of transportation improve...

The July–August issue of TR News examines 20 years of research and TRB activities on alternative contracting methods (ACM) and success stories from implementing research innovations. Explored are pioneering tools and contracting techniques used by state departments of transportation such as Georgia and Colorado, along with tested project delivery methods, selection tools for transit, internatio...

TRB's National Cooperative Highway Research Program (NCHRP) Synthesis 518: Staffing for Alternative Contracting Methods documents current practices in state departments of transportation (DOTs) staffing and organizational structure for alternative contracting methods (ACMs). ACMs include design–build, construction manager/general contractor, public–private partnerships, and other innovative con...

A featured article in the May-June 2018 issue of the TR News examines how deregulation has played out over the intervening 40 years and what this experience means for the future of transportation. The Airline Deregulation Act of 1978 deregulated the railroad, trucking, and intercity bus industries. The TR News is TRB's bimonthly magazine featuring timely articles on innovative and state-of-the-...

A featured article in the May-June 2018 issue of the TR News examines how deregulation has affected the airline industry. The author discusses the changes to the airline industry as a result of the Airline Deregulation Act, including business practices, service realignments, and safety features. The TR News is TRB's bimonthly magazine featuring timely articles on innovative and state-of-the-art...

TRB's Airport Cooperative Research Program (ACRP) Research Report 185: Airport Air Quality Management 101 introduces airport employees who are not environmental specialists to airport air quality issues. Airport air quality management is highly complex and technical, with many different stakeholders, including the local community and local, state, and federal regulators. Larger airports have de...

TRB's Airport Cooperative Research Program (ACRP) WebResource 4: Airport Air Quality Resource Library, together with its companion product, ACRP Research Report 185 : Airport Air Quality Management 101, introduces airport employees who are not environmental specialists to airport air quality issues. The library compiles the vast array of published research studies, resources, tools, standards, ...

The May-June 2018 edition of the TR News explores the history of deregulation in the transportation industry. Articles focus on railroad deregulation, the surface transportation board, trucking and intercity bus deregulation, and deregulation on taxi and ride-sharing services. The TR News is TRB's bimonthly magazine featuring timely articles on innovative and state-of-the-art research and pract...

The National Academies of Sciences, Engineering, and Medicine have released a report that explores the influence of sexual harassment in academia on the career advancement of women in the scientific, technical, and medical workforce. The report reviews the research on the extent to which women in the fields of science, engineering, and medicine are victimized by sexual harassment and examines t...

TRB's Transit Cooperative Research Program (TCRP) Research Report 197: Tools for a Sustainable Transit Agency explores the development of practical tools for improving sustainability at transit agencies: The Sustainability Routemap: An interactive PDF, similar to a website, that guides the user to improve a transit agency’s sustainability program through application of change management princip...

TRB's National Cooperative Highway Research Program (NCHRP) Synthesis 515: Practices for Preventing Roadway Departures identifies and summarizes practices being used by state departments of transportation (DOTs) to prevent roadway departure crashes and to identify the data-driven advantages and disadvantages of these practices. More than half of all traffic fatalities result from roadway depart...

TRB's National Cooperative Highway Research Program (NCHRP) has released a pre-publication, non-edited version of Synthesis 527: Resilience in Transportation Planning, Engineering, Management, Policy, and Administration. The report documents resilience efforts and how they are organized, understood, and implemented within transportation agencies’ core functions and services. Core functions and ...

TRB's E-Circular 233: Applying Census Data for Transportation explores a conference held on November 14-16, 2017, in Kansas City, Missouri that focused on the use of census data for transportation applications. The conference provided a forum for participants to share experiences with the use of Census data, including new techniques for integrating different data sets for use in transportation ...

TRB's Airport Cooperative Research Program (ACRP) Web-Only Document 44: Understanding FAA Grant Assurance Obligations Volume 4: Summary of AIP Grant Assurance Requirements contains a PowerPoint presentation summarizing the research conducted to develop a guidebook on Understanding FAA Airport Improvement Program (AIP) Grant Assurance Requirements. The results of this research include the Guideb...

TRB's Airport Cooperative Research Program (ACRP) Web-Only Document 44: Understanding FAA Grant Assurance Obligations Volume 3: Research Report summarizes the research efforts and results of research conducted to develop a guidebook on Understanding FAA Grant Assurance Requirements. The results of this research include the Guidebook itself (Volume 1), Technical Appendices (Volume 2), which prov...

TRB's Airport Cooperative Research Program (ACRP) Web-Only Document 44: Understanding FAA Grant Assurance Obligations Volume 2: Technical Appendices provides supplemental information for individuals desiring more in-depth understanding of the requirements. This volume contains six appendices providing supplemental information on the Grant Assurance requirements as well as resources and referenc...

TRB's Airport Cooperative Research Program (ACRP) Web-Only Document 44: Understanding FAA Grant Assurance Obligations Volume 1: Guidebook provides a comprehensive summary of all the requirements included in the 39 Grant Assurances applicable to airport sponsors, who are owners or operators of the airport that execute the grant agreements. The Guidebook describes the requirements, identifies act...

TRB's Airport Cooperative Research Program (ACRP) Research Report 184: Executive Summary for the Guidebook on Understanding FAA Grant Assurance Obligations is the executive summary of the Guidebook on Understanding FAA Grant Assurance Obligations (published as ACRP Web-Only Document 44, Volume 1) and explains each of the 39 grant assurances. This summary includes a matrix that outlines major as...

TRB's National Cooperative Highway Research Program (NCHRP) Research Report 873: Guidebook to Funding Transportation Through Land Value Return and Recycling presents guidance on ways to mobilize some portion of property-value increases to fund maintenance and operations as well as investment in the infrastructure. Because local government typically has authority to deal with matters related to ...

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 grow while resources are dwindling. For that rea...

TRB's National Cooperative Highway Research Program (NCHRP) Research Report 874: The Transportation Research Thesaurus: Capabilities and Enhancements documents the results of a comprehensive assessment of the Transportation Research Thesaurus’s (TRT’s) capabilities and strategies for the TRT’s future development. The TRT is a structured, controlled vocabulary of terms in English, used by TRB an...

TRB's Transit Cooperative Research Program (TCRP) Synthesis 133: Administration of ADA Paratransit Eligibility Appeal Programs identifies ADA eligibility appeal processes and documents current practices of transit systems. ADA paratransit eligibility appeal programs allow appellants the opportunity to present new information not provided or available during the initial eligibility decision that...

TRB's Transit Cooperative Research Program (TCRP) Synthesis 134: Customer-Focused Service Guarantees and Transparency Practices documents the nature and prevalence of customer-focused practices among transit providers in North America and supplements the discussion by including information from European transit providers. A growing number of North American public transit agencies have adopted s...

To keep pace with accelerating rate of research distribution, the Transportation Research Record: Journal of the Transportation Research Board is now publishing articles as soon as they are finalized. The latest papers to be published are as follows: Use of a Laser Diffractometer to Obtain the Particle Size Distribution of Fine-Grained Soils Interstate Speed Profiles Conditioning and Testing Pr...