Practitioners have access to an expanding range of traditional and third-party data sources for walking, bicycling, and other non-motorized travel. Understanding the reliability and appropriate uses of these data is essential for effectively monitoring active transportation traffic. TRB hosted a webinar on Wednesday, September 30, 2026 from 1:00 PM to 2:30 PM Eastern that explored approaches for validating and using traditional count data and third-party datasets to better understand these traffic patterns. Presenters shared validation methodologies, findings, and case studies examining how traditional count programs can provide observed ground-truth data while third-party datasets can help estimate activity across broader geographic areas and capture temporal and seasonal patterns. Attendees learned how to assess the reliability of different data sources and determine which are most appropriate for specific applications.
This webinar was sponsored by TRB’s Standing Technical Committee on Traffic Monitoring.
The slides are available. Please visit the webinar details page to access the recording.
 

As transit agencies expand on-demand microtransit services, some are exploring opportunities to commingle ADA paratransit and general public trips using newer technology platforms. Integrating these service types can offer potential benefits and introduce operational, policy, technology, and customer service challenges. TRB hosted a webinar on Monday, September 28, 2026 from 1:00 PM to 2:30 PM Eastern that explored findings from TCRP Synthesis 183: Operational and Service Factors When Integrating or Consolidating ADA Paratransit and On-Demand Services on the current state-of-the-practice. Presenters discussed service designs and parameters, communication tools for customer accommodations, and key decision-making considerations related to policy and technology. Representatives from two transit agencies featured as case studies in the synthesis shared their experiences, including benefits, challenges, and lessons learned from commingling paratransit and general public trips.
This webinar was sponsored by TRB’s Transit Cooperative Research Program.
The slides are available. Please visit the webinar details page to access the recording.
 

Get support to effectively, responsibly, and legally use AI in transportation construction workflows. TRB hosted a webinar on Thursday, September 24, 2026 from 1:00 PM to 2:30 PM Eastern that introduced practical AI concepts for transportation construction management including generative AI, large language models, machine learning, and human-in-the-loop decision-making. Presenters discussed what AI can and cannot do, how professional responsibility is maintained, and how owners, consultants, contractors, and technology providers can approach AI adoption without overreliance or misuse. Attendees left with a clearer understanding of how to begin evaluating AI in their own construction management context.
This webinar was sponsored by TRB’s Standing Technical Committee on Integrated Management of Construction.
The slides are available. Please visit the webinar details page to access the recording.
 

Accurate construction engineering and inspection (CEI) ensures the quality, safety, and long-term performance of bridge infrastructure. Workforce turnover and increasingly complex projects make effective training programs critical to preparing inspectors to perform their roles consistently and effectively. TRB hosted a webinar on Friday, September 18, 2026 from 12:00 PM to 1:30 PM Eastern that examined current CEI training practices used by departments of transportation (DOTs), contractors, and consultants, and explored challenges that affect workforce readiness, consistency, and performance. Presenters highlighted priority training topics and recommended strategies for developing, enhancing, and implementing effective training programs across the transportation industry.
This webinar was sponsored by TRB’s Standing Technical Committee on Concrete Bridges and Structures.
The slides are available. Please visit the webinar details page to access the recording.

The Transit Capacity and Quality of Service Manual (TCQSM) helps improve public transportation through evaluating service quality from the passenger point of view; measuring and forecasting the capacity, speed, and reliability of transit modes; and sizing elements of transit stops and stations. TRB hosted a webinar on Thursday, September 17, 2026 from 12:00 PM to 1:30 PM Eastern that provided a high-level overview of how the manual can be used in common transit planning, operations, and design applications, and highlighted new and updated content since the last publication in 2013. Presenters introduced companion analysis tools and training resources that can be used in conjunction with the manual.
This webinar was based on TCRP Research Report 262: Transit Capacity and Quality of Service Manual, 4th edition.
This webinar was sponsored by TRB’s Transit Cooperative Research Program.
The slides are available. Please visit the webinar details page to access the recording.
 

As organizations expand analytics and performance reporting, many are finding that their data systems are not producing results they can consistently trust or defend. TRB hosted a webinar on Tuesday, September 15, 2026 from 1:00 PM to 2:30 PM Eastern that presented case studies on how state departments of transportation (DOT) are governing data systems to improve confidence in dashboards, analytics, and cross-division reporting. Presenters shared practical approaches to data ownership, lineage, and quality that help make reporting more consistent and reliable. Attendees walked away with examples they can apply to strengthen trust in their own data.
This webinar was sponsored by TRB’s Standing Technical Committee on Data Systems and Governance.
The slides are available. Please visit the webinar details page to access the recording.
 

The Research in Progress (RIP) database provides access to information on current transportation research and highlights what other institutions are working on. Together, RIP and TRID (an integrated database of transportation research) are essential tools for developing research problem statements, preparing and responding to requests for proposals (RFPs), and planning future projects. TRB hosted a webinar on Thursday, September 10, 2026 from 1:00 PM to 2:00 PM Eastern that showed researchers how to search both databases to find ongoing and recently completed research. The presenter shared how to obtain an account to enter and update projects to comply with Public Access Plan requirements and help other researchers find out what is already in progress or recently completed.
This webinar was sponsored by TRB’s Executive Office.
The slides are available. Please visit the webinar details page to access the recording.
 

Safety and security at general aviation airports continue to evolve as new risks emerge and both state and local regulations change. TRB hosted a webinar on Wednesday, September 2, 2026 from 2:00 PM to 3:00 PM Eastern that explored how the legal landscape has shifted since the publication of ACRP Synthesis 3: General Aviation Safety and Security Practices in 2007. Presenters discussed the report's original conclusions, examined significant updates in state and local laws over the past two decades, and identified current legal trends and regulatory approaches that can help airport operators better understand today's safety and security environment.

This webinar was based on ACRP Legal Research Digest 48: Legal Issues Concerning the Safety and Security of General Aviation Airports.

This webinar was sponsored by TRB’s Airport Cooperative Research Program.

The slides are available. Please visit the webinar details page to access the recording.

Are you designing roads that send the right messages to drivers at the right time? Reduce the likelihood of user error by designing systems, tasks, and environments that take inherent, relatively stable human capabilities and limitations into account. TRB hosted a webinar on Wednesday, August 19, 2026 from 11:00 AM to 12:30 PM Eastern that explored how the NCHRP Research Report 1148: Human Factors Guidelines for Road Systems: Third Edition can help transportation professionals design safer roadways by accounting for the abilities and limitations of road users. Presenters discussed the relationship between roadway design, human factors, and traffic safety; demonstrated how to navigate and apply the HFG3; and shared a practitioner case study illustrating how the guidance has been used to support safety analyses and roadway design decisions in Washington state.
This webinar was sponsored by TRB’s National Cooperative Highway Research Program.
The slides are available. Please visit the webinar details page to access the recording.
 

Does your team have the knowledge and skills to operate and maintain battery electric and fuel cell buses? You may have had training when the vehicles are new, but is the training updated when staff is new? TRB hosted a webinar on Thursday, August 13, 2026 from 3:00 PM to 4:30 PM Eastern that explored findings from TCRP Research Report 252: Public Transit Workforce Development for Zero-Emission Vehicles. Presenters discussed the workforce competencies needed to support the existing fleet of battery electric and fuel cell buses, training approaches and resources available to transit agencies, and promising practices for implementing workforce development programs that prepare frontline employees for successful zero-emission vehicle operations.
This webinar was sponsored by TRB’s Transit Cooperative Research Program.
The slides are available. Please visit the webinar details page to access the recording.
 

“Common use” is an operating philosophy that refers to using facilities, services, and infrastructure in a shared manner by multiple airport stakeholders. For instance, airlines, federal agencies, business partners, and concessionaires can incorporate the same systems beyond curbside, check-in, and gate/ramp locations. TRB hosted a webinar on Thursday, August 6, 2026 from 1:00 PM to 2:30 PM Eastern that discussed how a broader, holistic perspective on common use can benefit airports and provided guidance for developing, growing, managing, and sustaining a common use program.
This webinar was based on ACRP WebResource 17: Developing a Holistic Airport Common Use Program.
This webinar was sponsored by TRB’s Airport Cooperative Research Program.
The slides are available. Please visit the webinar details page to access the recording.
 

Ground modification methods improve poor soil conditions, enable construction on marginal sites, and reduce the risk of transportation infrastructure failure. These methods help accelerate construction in challenging geotechnical environments. TRB hosted a webinar on Thursday, July 30, 2026 from 12:00 PM to 1:30 PM Eastern that presented a structured framework for developing performance-based guidelines for ground modification methods used in transportation infrastructure, including embankments, bridge approaches, and other structures. Presenters shared a literature review, methodology development, and proposed performance-based specifications for selected ground modification methods, as well as the steps taken to implement guidance documents in state agencies’ specifications and projects.
This webinar was based on NCHRP Project 10-121: Guidelines for the Application of Ground Modification Methods for Highway Structures.
This webinar was sponsored by TRB’s National Cooperative Highway Research Program and the Standing Technical Committee on Geomaterials Behavior and Properties.
The slides are available. Please visit the webinar details page to access the recording.
 

State departments of transportation (DOTs) are facing accelerating workforce turnover, growing complexity, and persistent resource constraints, making knowledge management essential to preserving institutional knowledge and strengthening organizational performance. TRB hosted a webinar on Wednesday, July 22, 2026 from 1:00 PM to 2:30 PM Eastern that presented key findings from NCHRP Project 20-44(45) Supporting State DOT Adoption of Knowledge Management Practices. Presenters shared practical insights from leading state DOTs on how agencies can launch, scale, and sustain knowledge management initiatives. Presenters also highlighted strategies for knowledge retention, collaboration, and decision-making, including communities of practice, knowledge capture, and expertise sharing.
This webinar was sponsored by TRB’s National Cooperative Highway Research Program.
The slides are available. Please visit the webinar details page to access the recording.
 

As agencies move toward data-driven asset management, integrating sensor data with digital twins enables predictive modeling and more proactive infrastructure decision-making. TRB hosted a webinar on Monday, July 20, 2026 from 11:00 AM to 12:30 PM Eastern that explored how digital twins are being applied to structural testing and evaluation to support predictive modeling and performance-based decision-making. Presenters discussed practical strategies for integrating sensor data, inspection results, and analytical models into digital frameworks that enhance condition assessment and lifecycle management. Speakers addressed the capabilities of structural bridge testing and evaluation. Attendees gained insights into implementation considerations, data interoperability challenges, and opportunities for advancing digital twin applications in transportation infrastructure.
This webinar was sponsored by TRB’s Standing Technical Committee on Testing and Evaluation of Bridges and Structures.
The slides are available. Please visit the webinar details page to access the recording.
 

New mobility services are entering and using the public right-of-way every year. Cities, states, and transportation agencies are implementing a wide range of inconsistent regulations to manage public costs and fiscal realities. TRB hosted a webinar on Thursday, July 9, 2026 from 2:00 PM to 3:30 PM Eastern that presented a decision-making framework to help agencies evaluate and implement revenue-related tools like taxes, fess, and subsidies for new mobility services.
This webinar was based on NCHRP Research Report 1165: Revenue-Related Tools for New Mobility and its decision-making framework.
This webinar was sponsored by TRB’s National Cooperative Highway Research Program.
The slides are available. Please visit the webinar details page to access the recording.
 

Automated traffic signal performance measures (ATSPMs) are a promising tool for improving operations at signalized intersections, yet their implementation and use vary widely among agencies. Understanding current practices and lessons learned can help agencies overcome barriers and expand the effective use of these tools. TRB hosted a webinar on Tuesday, June 30, 2026 from 12:00 PM to 1:30 PM Eastern that discussed the practices for traditional and crowd-sourced ATSPMs, present case examples from five state DOTs, and highlight recommendations for future research. It explored different use cases, common challenges, and the factors that have contributed to successful ATSPM deployments. Attendees gained insight into barriers that have limited broader adoption and practical strategies to address them, as well as a clearer understanding of how ATSPMs are being applied across the United States.
This webinar was based on NCHRP Synthesis 659: Automated Traffic Signal Performance Measures: Management, Operation, and Maintenance.
This webinar was sponsored by TRB’s National Cooperative Highway Research Program.
The slides are available. Please visit the webinar details page to access the recording.
 

While full-sized roundabouts are a proven solution for addressing safety and mobility at intersections, their costs have risen relative to other intersection control types, prompting interest in lower-cost alternatives. TRB hosted a webinar on Thursday, June 25, 2026 from 11:00 AM to 12:30 PM Eastern that explored how highway agencies are planning, designing, and implementing mini and modular roundabouts as cost-effective intersection solutions. Presenters highlighted mini roundabout use on higher-speed rural roadways and near schools, where they can efficiently manage peak traffic flows and improve safety. Presenters also examined the limited but growing use of modular roundabouts, including the contexts in which they have been deployed and the challenges affecting broader adoption.
This webinar was based on NCHRP Project 20-68, Domestic Scan 23-01: Experiences in the Use of Mini and Modular Roundabouts by Highway Agencies.
This webinar was sponsored by TRB’s National Cooperative Highway Research Program.
The slides are available. Please visit the webinar details page to access the recording.
 

Rural providers face the inherent challenge of covering large service areas with low population densities, long distances to meet basic needs, and isolated pockets of poverty. As suburban microtransit has proliferated across the U.S. and been positively received by riders, rural providers are considering whether microtransit is a solution that could work for them. TRB hosted a webinar on Monday, June 15, 2026 from 12:00 PM to 1:00 PM Eastern that shared the findings from TCRP Synthesis 178: Microtransit Solutions in Rural Communities: On-Demand Alternatives to Dial-a-Ride Services and Unproductive Coverage Routes. Presenters shared an overview of the state-of-the-practice in rural microtransit, in-depth case studies, and overarching lessons and themes seen across several case studies.
This webinar was sponsored by TRB’s Transit Cooperative Research Program.
The slides are available. Please visit the webinar details page to access the recording.
 

New York City’s congestion pricing program is offering one of the first real-world tests of a policy long discussed across the transportation field. Early data and outcomes are providing valuable insights into how congestion pricing can reduce traffic and generate revenue for transit investments. TRB hosted a webinar on Tuesday, June 9, 2026 from 12:00 PM to 1:30 PM Eastern that provided an overview of New York City's congestion pricing program, including how it was developed, modeled, and implemented. This webinar highlighted impacts on vehicle traffic in and around the congestion relief zone and how program revenues are supporting mass transit capital projects. Presenters discussed the modeling tools and key variables used to forecast outcomes and compare projections with real-world results more than a year after implementation.
This webinar was sponsored by TRB’s Standing Technical Committee on Economics, Finance and Investment Strategy.
The slides are available. Please visit the webinar details page to access the recording.
 

Mental health, suicide, and substance misuse remain disproportionately high among construction and maintenance workers. Recent national findings show that transportation agencies lack consistent, actionable guidance. TRB hosted a webinar on Tuesday, June 2, 2026 from 12:00 PM to 1:30 PM Eastern that translated NCHRP Synthesis 658: Mental Health, Suicide Prevention, and Addiction Mitigation in Construction and Maintenance into practical strategies transportation agencies can use to address mental health challenges, suicide risk, and substance misuse among construction and maintenance workers. Presenters highlighted current state DOT practices, common implementation gaps, and real-world examples that agencies can adapt to strengthen safety programs, workforce policies, and contractor engagement.
This webinar was based on NCHRP Synthesis 658: Mental Health, Suicide Prevention, and Addiction Mitigation in Construction and Maintenance.
This webinar was sponsored by TRB’s National Cooperative Highway Research Program and the Standing Technical Committee on Integrated Management of Construction.
The slides are available. Please visit the webinar details page to access the recording.