TRB Straight to Recording: Control of Direct Current Powered Rail Transit SystemsJune 12, 2021 This recording provides insight into the development of the guidance for design, maintenance, and testing of stray current control (SCC) for rail transit systems. The research team studied practices at national and international transit agencies and formatted their report as a reference guide. The report and this recording may be valuable to the rail transit industry for entry level personnel as a primer as well as system operators as a reference. This guidance can be found in TCRP Report 212...
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Straight to Recording for all: What’s Cooler than Cool? Cooler Pavements for Urban Heat Island Mitigation (Part 1)July 19, 2020 Urban Heat Islands (UHI) are a common phenomenon in which urban areas are warmer than adjacent rural areas. As the climate continues to change and more people move into urban areas, the UHI effect becomes more pronounced, especially with regards to energy consumption and public health. TRB hosted a series of recordings in July 2020 that provided an overview of the UHI phenomenon. Presenters explored why cities and agencies are looking to reduce the UHI effect and what the current understandin...
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TRB Straight to Recording for All: Cone Penetration Test and Design of Transportation Structures FoundationJune 25, 2020 Cone Penetration Test (CPT) is a technology that can be used for design of foundation supporting various types of transportation structures including highway bridges. The CPT approach and its direct use can offer a far more efficient methodology in design and potential savings in resources compared to conventional methods. In June 2020, TRB recorded presentations about how CPT can be used in the US and Europe. The videos are available , as are the slides .
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TRB Straight to Recording for All: The physical internet & its relevance to the global goods movementMay 20, 2020 The physical internet is vital for transportation, especially freight flows and logistics. Global logistics are diversifying and multi-channel distribution has become the new normal. This is the case especially recently, due to the coronavirus disease (COVID-19) pandemic. TRB hosted a recorded session in May that discussed how freight operators can maintain this pace. The presenter identified challenges in freight logistics and recognized opportunities that have arisen due to these challenges...
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TRB Straight to Recording for All: Landscape Design Practices for Roadside Water ManagementApril 29, 2020 TRB released a straight-to-recording series in April that presents highlights and findings of the NCHRP Domestic Scan 16-02 on Landscape Design Practices for Roadside Water Management . This scan investigated how transportation agencies are applying principles and practices of green infrastructure (GI) for roadside water management to mitigate adverse impacts of flooding, drought, and temperature extremes affecting their infrastructure. The videos are available on-demand at no charge. Present...
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Straight to Recording for All: Operations and Preservation Young Professionals ResearchDecember 4, 2019 These recordings showcase extended versions of the top four presentations from the 3-Minute Thesis (3MT) competition that was held during 2019 TRB Annual Meeting, sponsored by the operations and preservation group of young members council (OPG YMC). The recordings feature innovative and cutting-edge research conducted by students and young professionals on leveraging Transportation Operations. Presenters: S M A Bin Al Islam, smabinal.islam@wsu.edu Bahareh Bazargani, baharb@iastate.edu Chaitan...
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TRB Straight to Recording for All: Visualization for Improving Transportation Planning and Asset ManagementNovember 13, 2019 TRB released a series of recordings in November 2019 that explore how visualization may enhance transportation outcomes through improved transportation planning and asset management. Visualization is a powerful but often under-utilized approach in the transportation industry to build consensus and monitor progress of key transportation initiatives. Appropriate use of visualization techniques may bring clarity to complex data sets and improve communication between technical experts and po...
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TRB Straight to Recording for All: Road Tunnel Operations and Updates from PIARCOctober 2, 2019 TRB released a series of recordings in September 2019 that provide an update about activities of Technical Committee D.5 (TC-D.5), Road Tunnel Operations of the Permanent International Association of Road Congress (PIARC) in the 2016-2019 cycle. The goal of the Committee is to maintain and disseminate the state of practice information regarding sustainable road tunnel operations and development of relevant training and presentation materials. The slides are available. Presenters: Bijan Khaleg...
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TRB Straight to Recording for All: Enhancing Geotechnical Asset Performance by Improving Moisture MeasurementJuly 31, 2019 TRB released a series of recordings in August 2019 that provide critical information regarding effective instruments and systems suitable for improving geotechnical asset management. Accurate and timely moisture content measurement of soils, aggregates, and other geomaterials is becoming very important in transportation applications such as landslide warning systems, rainfall-induced slope failures, embankment settlement, and pavement performance monitoring. In addition, accurate moisture con...
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TRB Straight to Recording for All: How Do Site Selectors Determine a Community’s Transportation Infrastructure Competitiveness?May 9, 2019 TRB released a series of recordings in May 2019 that examines the site selection process for the siting of facilities, including retail, office, industrial, and other businesses. For businesses and the private sector in a global economy, the site selection process may involve a selection from thousands of potential locations. The presenters explore how site selectors evaluate a community’s transportation infrastructure. They also discuss how transportation infrastructure may be among the fact...
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TRB Straight to Recording for All: Highway Performance Monitoring System: Travel Time Data ProcessingApril 10, 2019 TRB released a recording in April 2019 that discusses The National Performance Measure Research Data Set (NPMRDS). The NPMRDS is an offline probe-based travel time data archival that is used for various before and after studies involving travel time changes, and has been incorporated in the Highway Performance Monitoring System (HPMS). This webinar describes a case study approach to examine potential applications of the NPMRDS travel time data to test its quality and reliability. The presente...
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TRB Straight to Recording for All: Funding Infrastructure With Land Value Capture: The Good, The Bad & The UglyMarch 27, 2019 TRB released a recording in March 2019 that discusses value capture financing. Land value capture may help communities achieve transportation, environmental, economic development, and fiscal self-sufficiency goals. The presenter defines value capture funding and financing. He also differentiates various "value capture" techniques that are often lumped together, but that have very different economic incentives. This recording seeks to help local officials match the right funding mechanism with...
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TRB Straight to Recording for All: Challenges in Using Big Data Analytics for Transportation Project DeliveryFebruary 13, 2019 TRB released a series of recordings in February 2019 that analyzes the current digital project delivery methods with the intention of identifying unresolved challenges. The presenters discuss the opportunities that arise from the challenges in using big data analytics for improved project delivery (i.e., design, construction, operation, and maintenance), as well as for developing intelligence that can improve decision support for complex projects to directly add project value. The paneli...
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TRB Straight to Recording for All: Augmented Reality for Structural InspectionsDecember 5, 2018 TRB released a series of recordings in December 2018 that identifies how augmented reality can assist state departments of transportation and other owners of critical infrastructure to collect data from the field more accurately and cost-effectively. Augmented reality has the potential to equip experienced inspectors with machine capabilities by increasing their reach and ability to compare structures across time and space. This may improve the effectiveness of inspections and data collection...
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TRB Straight to Recording for All: Adaptive Reuse of Aggregate Pits and QuarriesNovember 29, 2018 TRB released a recording in November 2018 that identifies potential ways to adapt former aggregate pits and quarries for beneficial re-use, including for entertainment, environmental enhancement, and development purposes. Aggregates are the chief component of almost all transportation infrastructure, but their extraction leaves large holes in the forms of quarries and pits. The presenters will discuss the key issues that must be overcome to allow re-use of these quarries. Presenters: Andrew D...
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TRB Straight to Recording for All: The Alternative Fuels Corridor ProgramOctober 18, 2018 TRB released a series of recordings in October 2018 that examine the Alternative Fuels Corridor Program established under the Fixing America's Surface Transportation (FAST) Act. The program creates opportunities for states to develop infrastructure for vehicles that use fuels other than "traditional" fuels such as gasoline and diesel. This may reduce vehicle emissions by promoting low-polluting or no-polluting options. This series will discuss the background of the program, including the nomi...
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TRB Straight to Recording for All: Benefits of Computational Modeling for Geotechnical EngineersOctober 11, 2018 TRB released a series of recordings in October 2018 that examine the strengths of numerical modeling for geotechnical engineering analysis. The presenters discuss the benefits of applying numerical modeling compared to more traditional simplified approaches which may not correctly model soil-structure interaction, potential multiple interacting failure mechanisms, and Service Limit State analysis. This series of videos describe some of the typical geotechnical design problems encountered by s...
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TRB Straight to Recording for All: Searching TRID for TRB PublicationsAugust 26, 2018 TRB released a recording in August 2018 about how to search for specific TRB programs within the TRID database. The presenter explains how to use advanced search functions in TRID to find precise information. Presenter: Bill McLeod, Transportation Research Board, wmcleod@nas.edu .
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 TRB Straight to Recording for All: Challenges to Implementing Successful Land Use Strategies at AirportsAugust 23, 2018 TRB released a series of recordings in August 2018 about the Airport Cooperative Research Program (ACRP) Insight Event : Challenges to Successful Land Use Strategies at Airports , which took place April 10-11, 2018, in Washington, D.C. The event brought together airport and community planners to discuss effective strategies for improving the ability of airports and community planners to partner on land use issues in the airport vicinity. This series features talks from three of the keynote sp...
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Straight to Recording for All: The Transportation Research ThesaurusMay 1, 2018 TRB released a series of recorded videos in May 2018 that provides information about the transportation research thesaurus (TRT). The presenter explains what the TRT is and how it is used, and how researchers can use it to find information. The presenter also illustrates how to get the maximum use out of the TRT. The videos are available on-demand at no cost. The slides are available. Presenter: Janet Daly, Transportation Research Board , jdaly@nas.edu
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TRB Straight to Recording for All: Funding Industrial AviationJanuary 29, 2018 TRB released a series of recorded videos in January 2018 that features information from the Airport Cooperative Research Program (ACRP)'s Synthesis 79 : Funding Industrial Aviation. The research explores how airports fund the infrastructure to support industrial aviation development and why some states and airports have been more successful in obtaining Airport Improvement Program (AIP) grants than others. This series discussed the results of the research, the Florida case study, and future r...
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TRB Straight to Recording for All: Increasing Warm Mix Asphalt ImplementationNovember 29, 2017 This recording series is a follow up to a previous video series about Warm Mix Asphalt (WMA). This current video series presents the state-of-the-knowledge of warm mix asphalt (WMA), including a summary of the national survey on WMA; the two-day national workshop held in May 2017; and an overview of current implementation practices. Viewer feedback on specific questions addressed in the recording is requested via a survey . Presenters: Leslie Myers McCarthy, Myers McCarthy Consult...
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 TRB Straight to Recording for All: Practical Applications of 23 U.S.C. Section 409November 27, 2017 TRB recorded a series of videos in October 2017 that features research from the National Cooperative Highway Research Program (NCHRP)'s Legal Research Digest 72: Summary of Federal Law Restricting the Use of Highway Safety Data. The research examines 23 U.S.C. § 409, Discovery and Admission as Evidence of Certain Reports and Surveys, which prohibits the use, in tort litigation, of highway safety data created for purposes related to safety improvements on roads qualifying for federal safety im...
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TRB Straight to Recording for All: Bridges as PhilanthropyNovember 27, 2017 TRB released a series of recorded videos in November 2017 that examine the means and methods used to construct footbridges in remote areas in developing countries, such as Sub-Saharan Africa. These bridges may enable safe access across rivers and improve the quality of life. The videos describe the lessons learned from building bridges in Africa and provide designs that may be used by local unskilled labor with little material resources. This series was organized by the Standing Committee on ...
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TRB Straight to Recording for All: Considering Cost-Effectiveness in the Project Selection Process of the CMAQ ProgramNovember 10, 2017 TRB recorded a series of videos in October 2017 that provided an overview of the Congestion Mitigation and Air Quality (CMAQ) program, which is administered through the U.S. Federal Highway Administration and supports projects that reduce traffic congestion and improve air quality. These recordings focus on CMAQ project cost effectiveness evaluations. The slides are available. The videos are also available. Recordings: Presenters: Mark Glaze, Federal Highway Administration , mark.glaze@...
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TRB Straight to Recording for All: Strategic Approaches to Policy Development and Engaging Diverse Community CustomersOctober 16, 2017 TRB recorded a series of videos in October 2017 that features information about how the Massachusetts Department of Transportation and Massachusetts Bay Transit Authority reviewed their internal processes and structures to consider long-range issues and trends in order to plan and implement strategic change in their agencies. Through this case study, presenters will share the strategies that worked, the challenges that were overcome, and the lessons learned. These videos were developed in ord...
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TRB Straight to Recording for All: Transportation Worker Safety Program Resources and PracticesOctober 8, 2017 TRB recorded a series of videos in September 2017 that features research from the National Cooperative Highway Research Program (NCHRP) Synthesis 509 : Highway Worker Safety, that documents current safety practices, processes, and data sources utilized by state departments of transportation (DOTs). The presenters provide information about the prevalence of different types of worker injuries and fatalities and available data sources, and how state DOTs use this data to enhance their safety pro...
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TRB Straight to Recording for All: Resource Allocation among Programs of WorkSeptember 7, 2017 TRB recorded a series of videos in August 2017 that features research from the National Cooperative Highway Research Program (NCHRP)'s Synthesis 510 : Resource Allocation of Available Funding to Programs of Work that examines how transportation agencies can allocate resources among competing programs of work. This video series describes issues relating to geographic balance, modal balance, and the balance between preservation and modernization. The presenters also discuss challenges and ideas...
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TRB Straight to Recording for All: Methods to Measure Walkability: From Qualitative to QuantitativeAugust 31, 2017 TRB recorded a series of videos in July 2017 that examines the methods of measuring walkability that bicycle and pedestrian planners are incorporating into their processes. The presentations include several quantitative and qualitative data collection methods and models from recent research projects. This series was organized by the Standing Committee on Pedestrians. The videos are available on-demand at no cost. The slides are available. The videos are also available. Recordings: Pres...
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TRB Straight to Recording for All: Airport Advisories at Non-Towered AirportsJune 28, 2017 TRB recorded a series of videos in May 2017 that features research from the Airport Cooperative Research Program (ACRP)'s Synthesis 75 : Airport Advisories at Non-Towered Airports. The research documents the manner in which non-towered airports with at least 50,000 annual aircraft operations provide advisories to pilots regarding winds, traffic, and runways in use. The series discusses the synthesis' methodology, literature review, non-towered airport survey, and six case studies. The v...
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TRB Straight to Recording for All: Rumble Strips/Stripes: Practices and ChallengesJune 8, 2017 TRB recorded a series of videos in May 2017 that features research from the National Cooperative Highway Research Program (NCHRP)'s Synthesis 490 : Practice of Rumble Strips and Rumble Stripes. The research summarizes the current practices used by states when installing rumble strips and rumble stripes, the pavement marking lines painted on the rumble strips to increase visibility during inclement weather conditions. The series explores variations in practice in terms of design, criteria, loc...
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TRB Straight to Recording for All: Using Automated Transit Data to Manage Operations and Improve System PerformanceMay 31, 2017 TRB recorded a series of videos in April 2017 that examines how transit agencies are using the increasing amounts of data they collect to more effectively manage their operations and improve system performance. The videos present several case studies that explain the benefits from integrating high quality data management practices across departments; sharing important system information internally within the agency and externally for the riding public; and turning performance measures into us...
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TRB Straight to Recording for All: Application of Petrography to Highway MaterialsApril 27, 2017 TRB recorded a series of videos in April 2017 that analyzed how petrography can be used to resolve performance problems and to characterize the raw materials so as to prevent poor performance. Presenters discussed how petrography, the study of rocks at a microscopic level, is applied to all components of highways, including soils, bridges, tunnels, and other structures. The presenters also evaluated specific petrographic case studies. The videos are available on-demand at no cost. The s...
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TRB Straight to Recording for All: Using the New TRID InterfaceMarch 30, 2017 TRB recorded a series of videos in March 2017 that discussed new features of the TRID database. TRID is the world’s largest, most comprehensive bibliographic transportation research database with more than 1.1 million records. More than 215,000 records contain links to free/fee-based full text. No subscription is required to access or search TRID ( trid.trb.org ). These three recordings explore the benefits of using TRID as well as searching the database using both a desktop browser and a mob...
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TRB Straight to Recording for All: Self-Consolidating Concrete for Cast-in-Place Bridge ComponentsMarch 15, 2017 TRB recorded a series of videos in February 2017 that featured research from National Cooperative Highway Research Program (NCHRP) Report 819 : Self-Consolidating Concrete for Cast-in-Place Bridge Components. The report presents recommended guidelines for the use of self-consolidating concrete (SCC) in cast-in-place highway bridge components. These guidelines address the selection of constituent materials, proportioning of concrete mixtures, testing methods, fresh and hardened concrete proper...
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TRB Straight to Recording for All: What Makes an EV Incentive Program a Success?February 1, 2017 TRB recorded a series of videos in January 2017 that presented different incentive methods for states and other organizations to encourage the use of electric passenger vehicles on the roads in order to reduce emissions. These videos discuss successful incentive programs in New York State and Colorado, as well as nationally and abroad, specifically in Sweden. The videos are available on-demand at no cost. The slides are available. The videos are also available. Recordings: Presenters: Adam Ru...
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TRB Straight to Recording for All: Framework for a Pavement Maintenance Database SystemNovember 28, 2016 TRB recorded a video in November 2016 that featured research conducted by the National Cooperative Highway Research Program (NCHRP) that developed a Pavement Maintenance Database of pavement-maintenance actions, materials, and methods, and their effectiveness. The presenters discussed the collection, storage, and retrieval of pavement maintenance related data, and how the database can promote compatibility of maintenance data reported by different agencies. The videos are available on-demand ...
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TRB Straight to Recording for All: Lessons Learned from the Transit Field at the TRB Asset Management ConferenceOctober 18, 2016 TRB recorded a series of videos in October 2016 that shared the transit-specific findings of the 11th Conference on Transportation Asset Management. Presenters summarized best practices in program development, and provided examples of how the implementation of asset management led to business process improvements at transit agencies. The videos are available on-demand at no cost. Here are the slides from the presentations. Here is the interactive program from the conference. Recordings: Overv...
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