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TRB Webinar: Advances in Pavement Condition SurveysApril 7, 2021 Please find this information on our new website at https://www.nationalacademies.org/event/04-07-2021/trb-webinar-advances-in-pavement-condition-surveys2021/trb-webinar-truck-assumptions-for-roundabout-design .
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TRB Webinar: Employee Safety Reporting in Public TransportationNovember 2, 2020 The importance of safety cannot be overstated and requires continued shifts in the approach to safety management within the public transportation industry. TRB hosted a webinar on Monday, November 2, 2020, from 2:00 PM to 3:30 PM Eastern that described the characteristics of Employee Safety Reporting (ESR) programs, which are required by the U.S. Federal Transit Administration (FTA). Presenter...
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TRB Webinar: Enhancing Pavement Foundation Resilience through Moisture MeasurementSeptember 17, 2020 Accurate and timely moisture measurement is important for properly compacting geomaterials during construction and to understand the environment below existing pavements. TRB hosted a webinar on Thursday, September 17, 2020 from 2:00 to 3:30 PM Eastern exploring newer, potentially less expensive and time-consuming methods that continuously measure moisture in pavement foundations. Presenters&n...
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TRB Webinar: Transportation Asset Management in a COVID-19 WorldJuly 15, 2020 Over the past two decades, transportation asset management principles have become key tools in investment decisions. With the greatly constrained revenues suddenly realized due to the coronavirus pandemic (COVID-19), the orderly implementation of these principles has been disrupted. TRB hosted a webinar on Wednesday, July 15, 2020 at 11:00 AM Eastern with transportation agency executives who ex...
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TRB Webinar: COVID-19 Impacts on Managed LanesJune 25, 2020 The response to the coronavirus disease (COVID-19) pandemic has had unprecedented impacts on the economy of the United States, particularly with regard to travel demand. TRB hosted a webinar on Thursday, June 25, 2020, from 2:00 PM to 3:00 PM Eastern that discussed the effects that stay-at-home orders and the lack of traffic congestion have had on the operations of priced managed lanes faciliti...
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TRB Webinar: Let's Work Together - Collaborative Partnering for AirportsJune 17, 2020 How do airports use collaborative partnering to enhance their construction projects? TRB hosted a webinar on Wednesday, June 17, 2020 from 2:00 to 3:30 PM Eastern that explored this concept. Collaborative partnering is relatively new to the airport industry, and the webinar will identify its benefits, describe ways to measure success, and discuss how to implement a collaborative partnership. Pr...
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TRB Webinar: Traffic Trends and Safety in a COVID-19 WorldJune 2, 2020 In the days of coronavirus disease (COVID-19), we are seeing a reduction in overall traffic volumes and crash-related injuries and fatalities. What are the nuances of this situation, and what lessons can we learn to advance transportation safety research and practice? TRB hosted a webinar on Tuesday, June 2, 2020, from 1:00 to 2:30 PM Eastern that explored the impacts of COVID-19 on traffic cra...
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TRB Webinar: How Much Will COVID-19 Affect Travel Behavior?June 1, 2020 The coronavirus disease (COVID-19) pandemic has caused upheaval around the world, and has caused our daily routines to change quickly. Instead of commuting to work, employees are telecommuting. Schools are shuttered and students are taking classes online. Even shopping occurs online, often with a stranger choosing one’s groceries. While many of these systems were already established, we are dep...
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TRB Webinar: Data Sharing Tips for Public Transportation AgenciesMay 13, 2020 Data is becoming an increasingly valuable commodity for public transportation agencies. TRB hosted a webinar on Wednesday, May 13, 2020, from 1:00 PM to 2:30 PM Eastern that discussed how public transportation agencies can benefit from data sharing. The presenters documented models for sharing public transportation agency data and discussed how to develop a data management program that enables ...
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 TRB Webinar: The Supply Chain and COVID-19 April 8, 2020 Coronavirus disease (COVID-19) has had a profound impact on supply chains for many different critical products, both in the United States and worldwide. The pandemic has created major changes in freight flows and has challenged the ability to deliver products to companies and consumers within the needed time frame. This has perhaps most acutely become an issue an issue for both medical supplies...
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TRB Webinar: Right-sizing transportation investmentsMarch 11, 2020 Identifying right-sizing opportunities in the transportation sector can lead to social and economic value by repurposing, reusing, or fundamentally resizing existing transportation system assets. TRB hosted a webinar on Wednesday, March 11 that explored how to right-size transportation investments. Right-sizing involves asset management and system planning, as well as design and project de...
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TRB Webinar: A conversation on speed managementMarch 9, 2020 How does your community manage road speeds? TRB hosted a webinar on Monday, March 9, from 2:00 to 3:30 PM Eastern that discussed various speed management strategies and resources. Presenters described case studies from their communities and identify speed management priorities. This webinar was organized by the TRB Standing Committee on Transportation Issues in Major Cities. The slides and a re...
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TRB Webinar: Quantifying the performance of your pavement preservationMarch 5, 2020 Pavement preservation treatments can be evaluated and quantified in several different approaches. TRB is hosting a webinar on Thursday, March 5, from 2:00 to 3:30 PM Eastern that will explore three different approaches to quantifying the effects of pavement preservation treatments on pavement performance. The presenters will present findings from NCHRP Report 858 . They will also showcase stude...
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TRB Webinar: Fast-Tracked: A tactical transit studyMarch 4, 2020 Tactical urbanism can improve cities through their built environments. TRB hosted a webinar on Wednesday, March 4, 2020, from 2:00 PM to 3:30 PM ET that described what tactical urbanism is and identified current practices in tactical transit projects. Presenters discussed how to improve transit speed, access, and ridership at a fraction of both the cost and time of conventional projects. This w...
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TRB Webinar: Greener in two ways–Innovative sustainability solutions for airportsMarch 2, 2020 How can airports be more sustainable? Airport personnel, regulators, airport consultants, and airport tenants were invited to a TRB webinar on Monday, March 2, 2020, from 2:00 PM to 3:30 PM Eastern to find out. The webinar discussed ways in which airports use sustainability initiatives to increase economic viability, enhance social equity, improve operational efficiency, and conserve natural re...
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TRB Webinar: Emergency events and their damage to assetsFebruary 27, 2020 Risk-based asset management is essential to long-term management of transportation infrastructure, including preparation for and recovery after emergency events. TRB hosted a webinar on Thursday, February 27, from 1:00 to 3:00 PM Eastern that explored how state departments of transportation can conduct statewide evaluations of roads, highways, and bridges that have been damaged due to emergency...
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TRB Webinar: Why surface transportation agencies use dronesFebruary 25, 2020 Unmanned aircraft systems (UASs), or drones, have broad applications. TRB hosted a webinar on Tuesday, February 25, 2020 from 2:00 to 3:30 PM Eastern that explored UAS applications for surface transportation agencies. The webinar addressed how UASs can be implemented within state departments of transportation and what their applications are. Presenters discussed challenges and opportunities reg...
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TRB Webinar: How to preserve your pavement through better crack sealFebruary 24, 2020 Pavement preservation can be achieved in several ways, one of which is sealing cracks. TRB hosted a webinar on Monday, February 24, from 2:00 to 3:30 PM Eastern that explored better crack sealing projects. The presenters introduced key definitions and processes for crack sealing. They also recommended project selection methods and identify key steps in the crack seal process. The webinar also d...
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TRB Webinar: Let’s work together: Airport emergency working groups February 19, 2020 How quickly can airport staff respond to aviation incidents that result in injuries or deaths? TRB hosted a webinar on Wednesday, February 19, 2020, from 2:00 PM to 3:30 PM ET that explained how airports can efficiently provide aid to victims and their loved ones. The webinar discussed airport emergency working groups (EWGs) as a collaborative arrangement to providing more effective and rapid a...
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TRB Webinar: To fuel or not to fuel–guidance for providing aircraft fueling servicesFebruary 12, 2020 If you’re an aviation professional, you are probably aware of the complexities of airport fueling facilities now that the industry has been altered by the advent of more fuel-efficient aircraft. TRB hosted a webinar on Wednesday, February 12, 2020, from 2:00 PM to 3:30 PM ET that outlined the business aspects of an airport-operated fueling facility. Presenters described inventory management, fu...
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TRB Webinar: Evaluating load testing for bridges February 11, 2020 The overall structural behavior of a bridge can be determined through load testing. TRB hosted a webinar on Tuesday, February 11, from 1:00 to 3:00 PM Eastern that delved into this topic. The webinar focused on diagnostic load testing and proof load testing, and identified how these tests can help refine the load rating of a bridge. This webinar was organized by the TRB Standing Committee on Te...
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TRB Webinar: Turbo-charged–Turbo roundabout advancements January 29, 2020 What’s the difference between a traditional roundabout and a turbo roundabout? TRB hosted a webinar on Wednesday, January 29, 2020 from 2:00 to 3:30 ET to answer this question. A turbo roundabout has the same operating characteristics as modern roundabouts but utilizes different geometrics to address the conflicts associated with the common crash types in multilane roundabouts. This webinar dis...
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TRB Webinar: Developing an ACRP problem statement through IdeaHubJanuary 27, 2020 Are you interested in submitting your great idea to the Airport Cooperative Research Program (ACRP)? TRB hosted a webinar on Monday, January 27, 2020, from 2:00 PM to 3:30 PM ET that talked through the process. Although nearly every ACRP research project begins its life as a problem statement, the problem statement writing process can be daunting. This webinar will provide tips from two ACRP Se...
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TRB Webinar: Avoiding Freezer Burn - Deicing Operations at AirportsJanuary 1, 2020 Airports must maintain compliance with environmental regulations associated with deicing operations. TRB is hosting a webinar on Thursday, November 5, 2020 from 2:00 to 3:30 PM Eastern that will discuss an adaptive management planning approach for deicing operations at airports, based upon a Best Management Practices (BMPs) framework. Presenters will describe five categories of BMPs: aircraft ...
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TRB Webinar: Tunnel Operations Practices Featuring the MassDOT TunnelDecember 11, 2019 The transportation community is invited to a TRB webinar on Wednesday, December 11, 2019, from 2:00 PM to 3:30 PM ET. The webinar is the second in a collaborative series between TRB, FHWA and AASHTO. It will discuss recent developments in tunnel management practices and provide announcements from tunnel-related organizations. This webinar will provide an overview of the Massachusetts Department...
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 TRB Webinar: Give the “All Clear” – Hazard Zoning at General Aviation AirportsDecember 10, 2019 Airport personnel were invited to a TRB webinar on Tuesday, December 10, 2019, from 2:00 PM to 3:30 PM ET. The webinar features research from the Airport Cooperative Research Program (ACRP). States and local jurisdictions have enacted and implemented airport height, hazards, and land use compatibility zoning laws to varying degrees. Webinar presenters evaluated the effectiveness of these laws i...
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TRB Webinar: Innovative Alternative Intersection and Corridor Studies Using the HCM6December 5, 2019 Traffic operations professionals are invited to a TRB webinar on Thursday, December 5, 2019, from 2:00 PM to 3:30 PM ET. This webinar will present an overview of how the new and updated methods in the Highway Capacity Manual (HCM) may be used to design alternative intersections and corridors. The updated HCM is now available from TRB. The HCM serves as a fundamental reference on concepts, perfo...
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TRB Webinar: Advanced Structural Materials for Concrete BridgesDecember 3, 2019 Bridge owners and designers were invited to a TRB webinar on Tuesday, December 3, 2019, from 1:00 PM to 2:30 PM ET. This webinar identified and compared several advanced performance structural materials that may be used on bridges. Material options that enhance the performance and durability of bridges have increased over the years, many of which may be broadly implemented on various bridges. T...
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TRB Webinar: Road Safety in Low- and Middle-Income CountriesNovember 25, 2019 Road safety professionals were invited to a TRB webinar on Monday, November 25, 2019, from 11:00 AM to 1:00 PM ET. The webinar provided an overview of the safe system approach for road design by addressing road user needs, especially for vulnerable users. Crashes on roadways are a leading cause of death and injuries globally. While many higher income countries have made significant steps toward...
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TRB Webinar: Metered Roundabouts Peak Hour Flows and Part-Time SignalizationNovember 21, 2019 Traffic design engineers were invited to a TRB webinar on Thursday, November 21, 2019, from 2:00 PM to 4:00 PM ET. The webinar provided an overview about using part-time signals to address peak hour flows at roundabouts. Many roundabouts built in the 1990s and 2000s are approaching their maximum design year volumes during peak hours. Part-time metering signals can equalize delays across roundab...
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 TRB Webinar: Using GIS for Land Use Compatibility Planning Near AirportsNovember 20, 2019 Airport personnel were invited to a TRB webinar on Wednesday, November 20, 2019, from 2:00 PM to 3:30 PM ET. The webinar featured research from the Airport Cooperative Research Program (ACRP) Research Report 200: Using GIS for Collaborative Land Use Compatibility Planning Near Airports. To mitigate hazards, ensure safety and efficiency for aircraft operations, and uphold the quality of life in ...
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TRB Webinar: Emerging Issues in Transportation Project FinanceNovember 18, 2019 Those who finance transportation projects were invited to a TRB webinar on Monday, November 18, 2019, from 1:00 PM to 2:30 PM ET. This webinar offered various perspectives on emerging finance issues related to transportation projects. Presenters represented both the public and private sectors, and focused on various aspects of project finance. They included a transaction lead from the US Depart...
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TRB Webinar: Cold as “ICE” – Intersection Control Evaluation Using HCM6November 14, 2019 Traffic operations and management practitioners were invited to a TRB webinar on Thursday, November 14, 2019, from 2:00-3:30 PM. ICE is emerging as a preferred method for identifying the most appropriate intersection form for a given location. This webinar presented an overview of how the new and updated methods in the Highway Capacity Manual (HCM) and its companion, Planning & Preliminary ...
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TRB Webinar: Driving Surface Aggregate – Improving Performance and Sustainability November 13, 2019 Pavement engineers were invited to a TRB webinar on Wednesday, November 13, 2019, from 2:00 PM to 3:30 PM ET. The webinar provided an overview of driving surface aggregate (DSA) and how it can improve the performance and sustainability of unpaved, low volume roads. DSA is an aggregate specification developed by Penn State’s Center for Dirt and Gravel Road Studies, designed to achieve maximum co...
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 TRB Webinar: Carbon Fiber-Reinforced Polymer Systems for Concrete Structures November 12, 2019 Bridge engineers were invited to a TRB webinar on Tuesday, November 12, 2019, from 2:00 PM to 3:30 PM ET. The webinar provided a summary of the findings from the National Cooperative Highway Research Program (NCHRP)’s Research Report 907 : Design of Concrete Bridge Beams Prestressed with Carbon Fiber Reinforced Polymer (CFRP) Systems. Due to the differences in the physical and mechanical behavi...
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TRB Webinar: Comprehensive Renewable Resources Strategy for AirportsNovember 7, 2019 Airport personnel were invited to a TRB webinar on Thursday, November 7, 2019, from 2:00 PM to 3:30 PM ET. The webinar features research from the Airport Cooperative Research Program (ACRP) Research Report 197 : Guidebook for Developing a Comprehensive Renewable Resources Strategy. This webinar discussed several renewable energy resources, offered guidance on strategic plan development, and out...
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TRB Webinar: Complying with TMDL Requirements Related to Roadway Stormwater RunoffOctober 31, 2019 Water management professionals were invited to a TRB webinar on Thursday, October 31, 2019, from 2:00 PM to 3:30 PM ET. The webinar featured research from the National Cooperative Highway Research Program (NCHRP)’s Research Report 918 : Approaches for Determining and Complying with TMDL Requirements Related to Roadway Stormwater Runoff. Transportation agencies across the country are required to...
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TRB Webinar: Inertial Profiler Certification for the International Roughness Index October 28, 2019 Pavement engineers are invited to a TRB webinar on Monday, October 28, 2019, from 2:00 PM to 3:30 PM ET. The webinar will discuss the current state of practice for inertial profiler certification. Presenters will identify the findings from the National Cooperative Highway Research Program (NCHRP)’s Synthesis 526 : Inertial Profiler Certification for Evaluation of International Roughness Index. ...
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TRB Webinar: Moving Beyond "Accommodating" – Integrated Multi-Modal Analysis in HCM6October 23, 2019 Traffic operations and management practitioners were invited to a TRB webinar on Wednesday, October 23, 2019, from 2:00-3:30 PM. This webinar discussed the multi-modal analysis methods incorporated into the Highway Capacity Manual (HCM), Sixth Edition. This guide is commonly used by transportation agencies to evaluate and forecast operations of roadway facilities. Urban streets are used ...
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TRB Webinar: Future-Proof Your Airport – Integrating Airport Sustainability ProjectsOctober 22, 2019 Airport personnel were invited to a TRB webinar on Tuesday, October 22, 2019, from 2:00 PM to 3:30 PM ET. The webinar features research from the Airport Cooperative Research Program (ACRP) Research Report 205 : Revolving Funds for Sustainability Projects at Airports and Synthesis 93 : Sustainability’s Role in Enhancing Airport Capacity. This webinar identified new ways to incorporate and fund s...
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TRB Webinar: Automated Pavement Condition SurveysOctober 21, 2019 Pavement management professionals were invited to a TRB webinar on Monday, October 21, 2019, from 2:00 PM to 3:30 PM ET. The webinar provided a summary of the findings from the National Cooperative Highway Research Program (NCHRP)’s Synthesis 531 Automated Pavement Condition Surveys. This Synthesis project conducted a literature search and survey of state highway and Canadian provincial agencie...
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TRB Webinar: Understanding and Using Census Data for Tribal Transportation ProgramsOctober 17, 2019 Tribal transportation planners were invited to a TRB webinar on Thursday, October 17, 2019, from 1:00 PM to 2:30 PM ET. This webinar provided information about accurately counting tribal communities in the American Community Survey and the 2020 census. The American Indian/Alaska Native (AI/AN) census has a significant role in several federal fund distribution formulas, including the Tribal Tran...
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TRB Webinar: Tunnel Operations Practices Featuring the Hampton Roads Bridge-TunnelOctober 16, 2019 The transportation community was invited to a webinar on Wednesday, October 16, 2019 from 2:00 PM to 3:30 PM. This webinar is the first in a collaborative series between TRB, FHWA, and AASHTO. It discussed recent developments in tunnel management practices and provided announcements from tunnel-related organizations. The webinar discussed the Hampton Roads Bridge-Tunnel Expansion in Virginia, f...
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TRB Webinar: Design and Construction of Mechanically Stabilized Earth StructuresOctober 10, 2019 Design and construction professionals were invited to a TRB webinar on Thursday, October 10, 2019, from 2:00 PM to 3:30 PM ET. The webinar provided an overview of Mechanically Stabilized Earth (MSE) walls and ground improvement methods. MSE structures allow for stabilization in soil environments that typically are not conducive to settlement and provide a path to easier infrastructure construct...
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TRB Webinar: Legal Issues Regarding NEPA Assignment for Federal Transportation ProgramsOctober 9, 2019 Transportation attorneys were invited to a webinar on Wednesday, October 9, 2019 from 2:00 PM to 4:00 PM. This webinar provided an overview of legal issues associated with the National Environmental Policy Act (NEPA) Assignment Program for federal transportation programs. Currently, six state departments of transportation (DOTs) participate in the NEPA Assignment Program, which allows the state...
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TRB Webinar: Unclutter Your Processes – Simplifying Climate Risk Management at AirportsOctober 8, 2019 Airport personnel were invited to a TRB webinar on Tuesday, October 8, 2019, from 2:00 PM to 3:30 PM ET. The webinar featured research from the Airport Cooperative Research Program (ACRP) Research Report 188 : Using Existing Airport Management Systems to Manage Climate Risk. This webinar identified airport-related climate and weather risks. Presenters discussed disparate airport management prog...
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TRB Webinar: Practices for Stabilized and Recycled Base and Subgrade Materials October 7, 2019 Road construction professionals were invited to a TRB webinar on Monday, October 7, 2019, from 2:00 PM to 4:00 PM ET. The webinar provided an overview of practices used to achieve high quality subgrade and base material when using lower quality or recycled materials. Professionals used laboratory and field data to predict field performance of high-quality bases and subgrades. These same process...
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TRB Webinar: Latest Advances in Large Span Buried Bridges October 3, 2019 Bridge engineers were invited to a TRB webinar on Thursday, October 3, 2019, from 2:00 PM to 3:30 PM ET. This webinar identified strategies for constructing and maintaining large span buried bridges, which have at least a 50 foot span and consist of a buried structure that works with granular backfill to support design loads through soil-structure interaction. Over the past 20 years, there have...
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TRB Webinar: The Near-Road Pooled Fund StudySeptember 30, 2019 Air quality transportation professionals were invited to a TRB webinar on Monday, September 30, 2019, from 2:00 PM to 3:30 PM ET. The webinar provided an overview of the research done through the transportation pooled fund (TPF) to understand near-road air quality data, improve near-road air quality evaluations, implement effective mitigation, and more effectively respond to stakeholder informa...
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TRB Webinar: Capture the Data – Quantifying Airport Ground Access Vehicle ActivitySeptember 26, 2019 Airport personnel were invited to a TRB webinar on Thursday, September 26, 2019, from 2:00 PM to 3:30 PM ET. The webinar featured research from the Airport Cooperative Research Program (ACRP) Research Report 180 : Guidebook for Quantifying Airport Ground Access Vehicle Activity for Emissions Modeling. This webinar discussed how airports can determine the data required to model ground access veh...
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TRB Webinar: Managing Effective Transportation Safety Systems: Research UpdateSeptember 24, 2019 Transportation safety managers were invited to a TRB webinar on Tuesday, September 24, 2019, from 2:00 PM to 3:30 PM ET. The U.S. and individual states have made strides in improving transportation systems in areas such as operations and safety. Further management improvements may lead to safer roads for all citizens. This webinar summarized safety management research presented during the TRB A...
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TRB Webinar: Open Graded Pavements: A Primer with Emphasis on Water Quality BenefitsSeptember 19, 2019 Pavement designers were invited to a TRB webinar on Thursday, September 19, 2019, from 2:00 PM to 3:30 PM ET. This webinar described open graded pavement designs for highways, including Permeable Friction Course (PFC) overlays. These overlays are thin-lift open-graded pavement sections placed over a conventional highway pavement section that are used to reduce noise, enhance traction during wet...
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TRB Webinar: Emerging Technologies for Construction DeliverySeptember 18, 2019 Construction professionals are invited to a TRB webinar on Wednesday, September 18, 2019, from 2:00 PM to 3:30 PM ET. The webinar features research from the National Cooperative Highway Research Program (NCHRP)’s Synthesis 534 : Emerging Technologies for Construction Delivery. The webinar will provide an overview of the current practices state departments of transportation use for construction ...
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TRB Webinar: Implications of Technologies for Visually Impaired PedestriansSeptember 17, 2019 Transportation technology developers were invited to a TRB webinar on Tuesday, September 17, 2019, from 2:00 PM to 3:30 PM ET. The webinar provided an overview of the demographics and characteristics of the visually impaired population and discuss the implications of technologies developed to aid this population. Developers of wayfinding or safety technologies intended to help the visually impa...
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TRB Webinar: Design Thinking Potential for State Departments of TransportationSeptember 12, 2019 Government transportation planners were invited to a TRB webinar on Thursday, September 12, 2019, from 2:00 PM to 3:30 PM ET. The webinar provided an overview of Design Thinking, an approach based on creating human-centered products, services, and processes, and explain how this approach applies to government agencies. Design Thinking requires transportation organizations to ask questions and i...
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TRB Webinar: Lessons Learned in Transportation Scenario PlanningSeptember 11, 2019 State and city transportation managers were invited to a TRB webinar on Wednesday, September 11, 2019, from 2:00 PM to 3:30 PM ET. The webinar provided an overview of the Massachusetts’ Commission on the Future of Transportation Commonwealth findings and what these insights mean for other states and cities and how they plan around future forces in transportation. The Commission considered force...
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TRB Webinar: New Resources for Managing Small AirportsSeptember 10, 2019 Airport personnel were invited to a TRB webinar on Tuesday, September 10, 2019, from 2:00 PM to 3:30 PM ET. The webinar featuredresearch from the Airport Cooperative Research Program (ACRP) Research Report 16 : Guidebook for Managing Small Airports. This webinar provided an overview of the responsibilities of financial management, oversight of contracts and leases, safety and security, noise im...
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TRB Webinar: Concrete Overlay Performance and Research Innovations September 5, 2019 Pavement designers are invited to a TRB webinar on Thursday, September 5, 2019, from 1:00 PM to 3:00 PM ET. The webinar will explore highway agencies’ experiences with concrete overlays and will describe recent innovations with utilizing interlayers and fiber reinforcement. Concrete overlays may rehabilitate both existing concrete and asphalt pavement structures. Interest in the technology cont...
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TRB Webinar: Roundabout Implementation Experience - Overcoming Challenges August 29, 2019 Traffic design engineers were invited to a TRB webinar on Thursday, August 29, 2019, from 1:00 PM to 3:00 PM ET. The webinar provided guidance that overcomes challenges of roundabout implementation and provides successful outcomes. During the last ten years, the roundabout implementation experience started to show how transferable a concept or design is to many locations. Existing research and ...
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TRB Webinar: The Research in Progress Database: Entering Projects and Searching RecordsAugust 28, 2019 All transportation researchers and students were invited to a TRB webinar on Wednesday, August 28, 2019 from 2:00 PM to 3:00 PM ET. The webinar provided users of TRB's Research in Progress (RiP) Database with the latest information about RiP's search and data entry interfaces. The RiP Database is a leading tool for transportation professionals to stay updated on current or recently-completed tr...
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TRB Webinar: Practices and Marketing to Increase Rural Transit Ridership and InvestmentAugust 27, 2019 Transit marketing professionals were invited to a TRB webinar on Tuesday, August 27, 2019, from 2:00 PM to 3:30 PM ET. The webinar featured research from the National Cooperative Highway Research Program (NCHRP)’s Project 20-65 Task 73 : Best Practices And Marketing To Increase Rural Transit Ridership And Investment. The webinar explored practices currently being used in transit agencies and st...
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TRB Webinar: Recent Developments in Cold Asphalt RecyclingAugust 26, 2019 Pavement designers were invited to a TRB webinar on Monday, August 26, 2019, from 1:00 PM to 3:00 PM ET. The webinar discussed recent research and implementation efforts related to cold in-place recycling (CIR) and cold central-plant recycling (CCPR) technologies. Recently, CIR and CCPR research has addressed mixture design, material characterization, modeling, quality assurance, and integratio...
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TRB Webinar: Not Your Average Analysis – Introducing Travel Time Reliability in the HCMAugust 22, 2019 Traffic operations and management practitioners were invited to a TRB webinar on Thursday, August 22, 2019, from 1:00-2:30 PM. This webinar discussed the proposed chapters for incorporating travel time reliability into the Highway Capacity Manual (HCM), Sixth Edition: A Guide for Multimodal Mobility Analysis. HCM is commonly used by transportation agencies to evaluate and forecast operations of...
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TRB Webinar: Use of Life Cycle Assessment in Public Procurement: State of PracticeAugust 20, 2019 Pavement designers were invited to a TRB webinar on Tuesday, August 20, 2019, from 2:00 PM to 3:30 PM ET. The webinar highlighted current efforts across United States’ departments of transportation to integrate Life Cycle Assessment (LCA)-based instruments into the project procurement process, including Environmental Product Declarations (EPD). The use of EPDs varies between different environme...
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TRB Webinar: Limitations of the Infiltration Approach to Stormwater ManagementAugust 15, 2019 Stormwater management practitioners are invited to a TRB webinar on Thursday, August 15, 2019, from 2:00 PM to 3:30 PM ET. The webinar will provide guidance for determining appropriate siting and design of stormwater infiltration practices based on the limitations, risks, and benefits in the context of the built and natural environments. The practice of mitigating roadway runoff through infiltr...
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TRB Webinar: How It Affects You: IMO’s January 1, 2020, Vessel Fuel DeadlineAugust 13, 2019 Practitioners from the maritime industry were invited to a TRB webinar on Tuesday, August 13, 2019, from 2:00 PM to 3:30 PM ET. The webinar discussed the International Maritime Organization (IMO)’s 0.5% reduced-sulfur global vessel fuel standard, which goes into effect on January 1, 2020. This new standard may save lives, impose global costs, and create disruptive effects across the maritime su...
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TRB Webinar: Plan for Disaster: Is Your Airport Prepared For An Airfield Accident?August 8, 2019 Airport personnel were invited to a TRB webinar on Thursday, August 8, 2019, from 2:00 PM to 3:30 PM ET. The webinar featured research from the Airport Cooperative Research Program (ACRP) Web-Only Document 31 : Improving Stakeholder Engagement in Aircraft Accident Response Planning and Legal Research Digest 33 : Overview of Airport Duties and Standards of Care in Airfield Accident Cases. This w...
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TRB Webinar: Social and Economic Sustainability Metrics for Public TransportationAugust 6, 2019 Practitioners from transit agencies are invited to a TRB webinar on Tuesday, August 6, 2019, from 1:00 PM to 2:30 PM ET. The webinar featured research from the Transit Cooperative Research Program (TCRP)’s Research Report 205 : Social and Economic Sustainability Performance Measures for Public Transportation. This webinar provided an overview of the report along with the American Public Transpo...
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TRB Webinar: Toolkit for Measuring Public Involvement Effectiveness in TransportationJuly 30, 2019 TRB conducted a webinar on Tuesday, July 30, 2019, from 2:00 PM to 3:30 PM ET that featured research from the National Cooperative Highway Research Program (NCHRP)’s Research Report 905 : Measuring the Effectiveness of Public Involvement in Transportation Planning and Project Development. This webinar illustrated how transportation agencies can use a rigorously tested, user-friendly tool to mea...
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TRB Webinar: Rapid Scenario Planning: Freeway Facilities Analysis Using the HCMJuly 29, 2019 TRB conducted a webinar on Monday, July 29, 2019, from 2:00 PM to 3:30 PM ET that provided updates to the latest version of the Highway Capacity Manual (HCM), Sixth Edition: A Guide for Multimodal Mobility Analysis, which will be released next year. HCM is commonly used by transportation agencies to evaluate and forecast operations of roadway facilities. It may also be used to cost-effectively ...
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TRB Webinar: Partnerships Between Transit Agencies and Transportation Network CompaniesJuly 17, 2019 TRB conducted a webinar on Wednesday, July 17, 2019, from 2:00 PM to 3:30 PM ET that featured research from the Transit Cooperative Research Program (TCRP)’s Research Report 204 : Partnerships Between Transit Agencies and Transportation Network Companies (TNCs). This research is designed to help transit agencies that have decided to pursue partnerships with one or more TNCs. This report draws f...
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TRB Webinar: Innovations in Freight DataJuly 16, 2019 TRB conducted a webinar on Tuesday, July 16, 2019, from 2:00 PM to 3:30 PM ET that highlighed key presentations from the April workshop entitled Innovations in Freight Data . Presenters discussed the latest applications of emerging data sources and data fusion methods. They identified freight data tools that are adaptable, flexible, user-friendly, and preserve proprietary data, or that are deve...
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TRB Webinar: Avoid Costly Mistakes: Understanding FAA Grant Assurance ObligationsJuly 11, 2019 TRB conducted a webinar on Thursday, July 11, 2019, from 2:00 PM to 3:30 PM ET that featured research from the Airport Cooperative Research Program (ACRP) Research Report 184 and Web-Only Document 44 : Understanding FAA Grant Assurance Obligations. More than 3,000 airports in the United States have, at one time or another, received an Airport Improvement Program (AIP) grant from the U.S. Federa...
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TRB Webinar: Visualization for Transportation Decision-Making, Operations, and SafetyJuly 8, 2019 TRB conducted a webinar on Monday, July 8, 2019, from 2:00 PM to 3:30 PM ET that discussed visualization in transportation decision-making, operations, and safety. In the transportation industry, visualization is a way to build consensus and monitor the progress of initiatives. Properly utilizing visualization techniques may bring clarity to complex data sets and improve communication between t...
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TRB Webinar: Understanding Polydrug Use and Its Role in Drug-Impaired DrivingJuly 1, 2019 TRB conducted a webinar on Monday, July 1, 2019, from 2:00 PM to 3:30 PM ET that examined the role polydrug use – the concurrent use of multiple drugs – may play in drug-impaired driving. Polydrug use includes illicit drug use, the intentional misuse of prescription drugs, or the concurrent use of multiple drugs for therapeutic use. More research into how different drug combinations affect driv...
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TRB Webinar: How Agency Culture Is Transforming with the Use of Performance MeasuresJune 27, 2019 TRB conducted a webinar on Thursday, June 27, 2019, from 2:00 PM to 4:00 PM ET that discussed how transportation agencies are heading toward performance management practices as part of agency culture. Presenters explained how agencies may achieve strategic objectives by using oversight performance measures to drive organizational improvements. This webinar focused on how agencies are making the...
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TRB Webinar: Research and Lessons Learned Implementing Diverging Diamond InterchangesJune 26, 2019 TRB conducted a webinar on Wednesday, June 26, 2019, from 2:00 PM to 3:30 PM ET that discussed diverging diamond interchanges (DDIs). An increasing number of states are utilizing DDIs as a way to potentially solve their congestion and safety hotspots. Research is now underway to determine how states may apply DDIs in specific situations. This webinar discussed previous and current research into...
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TRB Webinar: Cone Penetration Test and Liquefaction Evaluation for Highway BridgesJune 24, 2019 TRB conducted a webinar on Monday, June 24, 2019, from 2:00 PM to 4:00 PM ET that discussed the cone penetration test (CPT), which can provide data for investigating and characterizing site specific subsurface conditions. Improperly characterizing subsurface conditions may increase risks during the planning, design, construction, and operation of transportation infrastructure. This webinar focu...
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TRB Webinar: Limitations of Drug Fatality DataJune 13, 2019 TRB conducted a webinar on Thursday, June 13, 2019, from 2:00 PM to 3:30 PM ET that discussed limitations of fatality crash data reporting, specifically regarding drug-involved driving. The National Highway Traffic Safety Administration (NHTSA) Fatality Analysis Reporting System (FARS) is sometimes used to present levels of drug-positive driving, to analyze drug driving trends, and to identify ...
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TRB Webinar: Communications Strategies for Talking Tolls & Public-Private PartnershipsJune 11, 2019 TRB conducted a webinar on Tuesday, June 11, 2019, from 2:00 PM to 3:30 PM ET that discussed successful communications strategies for engaging the public in conversations around tolling and public-private partnerships (P3s). Proposals for funding transportation projects through tolls and P3s are often met with many questions and concerns from the public. The webinar featured presenters who are ...
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TRB Webinar: Simple Highway Capacity Manual Analysis Tools for Planning Applications June 10, 2019 TRB conducted a webinar on Monday, June 10, 2019, from 2:00 PM to 3:30 PM ET that discussed The National Cooperative Highway Research Program (NCHRP) Research Report 825 : Planning and Preliminary Engineering Applications Guide. This was developed in parallel with the Highway Capacity Manual (HCM), Sixth Edition: A Guide for Multimodal Mobility Analysis. HCM is commonly used by transportation a...
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TRB Webinar: Continuous Deflection for Comprehensive Pavement AssessmentsMay 30, 2019 TRB conducted a webinar on Thursday, May 30, 2019, from 1:00 PM to 2:30 PM ET that discussed the applications of continuous pavement deflection. The ability to collect structural capacity information at traffic speeds is changing the way agencies evaluate their pavement needs. This webinar explored how agencies may more effectively conduct pavement assessments. Presenters also compared continuo...
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TRB Webinar: The Making of a Smart Airport: Preparing for the Internet of ThingsMay 22, 2019 TRB conducted a webinar on Wednesday, May 22, 2019, from 2:00 PM to 3:30 PM ET that features research from the Airport Cooperative Research Program (ACRP) Research Report 191 : A Primer to Prepare for the Connected Airport and the Internet of Things. The Internet of Things (IoT), as defined by the International Telecommunications Union, is “a global infrastructure for the information society, e...
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TRB Webinar: Evolution of Intellectual Property and Research in the Transportation WorldMay 21, 2019 TRB conducted a webinar on Tuesday, May 21, 2019, from 1:00 PM to 2:30 PM ET that discussed current practices for managing intellectual property with regards to transportation research projects. Presenters examined how intellectual property is currently safeguarded and how state departments of transportations may be able to improve these processes. They discussed transportation-related patents ...
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TRB Webinar: Guide to Snow and Ice Performance Measures: Key Findings & RecommendationsMay 15, 2019 TRB conducted a webinar on Wednesday, May 15, 2019, from 2:00 PM to 3:30 PM ET that featured research from the National Cooperative Highway Research Program (NCHRP)’s Research Report 889 : Performance Measures in Snow and Ice Control Operations. This webinar provided context to the guide and described the set of performance measures that have been identified. Presenters included current practic...
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 TRB Webinar: Dialysis Transportation: The Intersection of Transportation and HealthcareMay 13, 2019 TRB conducted a webinar on Monday, May 13, 2019, from 2:00 PM to 3:30 PM ET that features research from the Transit Cooperative Research Program (TCRP)’s Research Report 203: Dialysis Transportation: Intersection of Transportation and Healthcare. This webinar addressed challenges that public transportation agencies encounter regarding the rising demand of dialysis-related transportation and its...
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TRB Webinar: Priming the Pump: Cleaner Approaches to Airport Ground TransportationMay 8, 2019 TRB conducted a webinar on Wednesday, May 8, 2019, from 2:00 PM to 3:30 PM ET that features research from the Airport Cooperative Research Program (ACRP)'s Synthesis 85 : Alternative Fuels in Airport Fleets and Synthesis 89 : Clean Vehicles, Fuels, and Practices for Airport Private Ground Transportation Providers. The research from these two companion syntheses may help airport operators make s...
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TRB Webinar: Understanding Disadvantaged Business Enterprise Interstate CertificationMay 1, 2019 TRB conducted a webinar on Wednesday, May 1, 2019, from 1:00 PM to 3:00 PM ET that discussed interstate certification challenges within the U.S. Department of Transportation’s (DOT) Disadvantaged Business Enterprise (DBE) program. The interstate certification component of the DBE program has often caused confusion. This webinar focused on the details of the DOT’s interstate rule in order to ena...
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TRB Webinar: A Simplified Full Depth Precast Concrete Deck Panel SystemApril 30, 2019 TRB conducted a webinar on Tuesday, April 30, 2019, from 1:00 PM to 2:30 PM ET that featured research from the National Cooperative Highway Research Program (NCHRP)’s Research Report 895 : Simplified Full Depth Precast Concrete Deck Panel Systems. This webinar described the development of a full depth precast concrete deck panel system with simplified connection details. The connection details ...
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TRB Webinar: Ensuring Equity with Priced Managed LanesApril 29, 2019 TRB conducted a webinar on Monday, April 29, 2019, from 2:00 PM to 3:30 PM ET that discussed methods for identifying, evaluating, and mitigating access and affordability challenges for priced managed lanes facilities. Priced managed lanes provide governments and local authorities with regional transportation network improvements and funding sources. However, pricing and access policies may impo...
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TRB Webinar: Building Better Micro Surfacing and Slurry SealsApril 24, 2019 TRB conducted a webinar on Wednesday, April 24, 2019, from 1:00 PM to 2:30 PM ET that described micro surfacing and slurry seals and discussed their use and construction. These pavement preservation techniques are widely used and suitable for higher trafficked roadways, but practitioners have encounters some problems. Presenters examined these problems and identified possible improvements, incl...
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TRB Webinar: Evaluation of Superheavy Load Movement on Flexible PavementsApril 23, 2019 TRB conducted a webinar on Tuesday, April 23, 2019, from 2:00 PM to 3:30 PM ET that examines 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 may involve gross vehicle weights in excess of a few mil...
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TRB Webinar: Taking Preparedness Seriously: Emergency Exercises for Any AirportApril 18, 2019 TRB conducted a webinar on Thursday, April 18, 2019, from 2:00 PM to 3:30 PM ET that features research from the Airport Cooperative Research Program (ACRP) Synthesis 72 : Table Top and Full-scale Emergency Exercises for General Aviation, Non-hub and Small Hub Airports and Research Report 187 : Transportation Emergency Response Application (TERA) Support Materials for Airport EOC Exercises. Airp...
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TRB Webinar: Road Weather and Flood Monitoring with the National Water ModelApril 15, 2019 TRB conducted a webinar on Monday, April 15, 2019 from 1:00 PM to 2:30 PM ET that discussed how state departments of transportation may utilize the National Oceanic and Atmospheric Administration’s National Water Model . Accurate, timely, and reliable forecasts are necessary for transportation decision makers to make informed decisions on re-routing traffic or closing roadways if flooding is im...
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TRB Webinar: Section 106 of the National Historic Preservation Act: Update on Case LawApril 11, 2019 TRB conducted a webinar on Thursday, April 11, 2019, from 2:00 PM to 3:30 PM ET that provided an overview of recent cases and transportation-related policy issues about section 106 of the National Historic Preservation Act (NPHA). Presenters discussed how these cases and policy considerations influence the section 106 process for transportation projects. They will discussed programmatic develop...
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TRB Webinar: Programs to Support the Deployment of the Electric Vehicle InfrastructureApril 3, 2019 TRB conducted a webinar on Wednesday, April 3, 2019, from 2:00 PM to 3:30 PM ET that discusses the development of the electric vehicle network. Electrification of the vehicle fleet will be a major change to the transportation sector. This may have a significant effect on the environment with a reduction in vehicle emissions. The presenters discussed the programs and funding sources that are sup...
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TRB Webinar: Geotechnical Risk Management Tools for Design-Build ProjectsApril 1, 2019 TRB conducted a webinar on Monday, April 1, 2019, from 2:00 PM to 3:30 PM ET that featured research from the National Cooperative Highway Research Program (NCHRP)’s Research Report 884 : Guidelines for Managing Geotechnical Risks in Design–Build Projects. This webinar discussed risk management tools for addressing geotechnical risks in design-build projects. Presenters described each tool, dete...
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TRB Webinar: One Federal Decision: Requirements and Tips for Achieving This GoalMarch 27, 2019 TRB conducted a webinar on Wednesday, March 27, 2019 from 2:00 PM to 3:30 PM that discussed 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 federal decisions should be coordinated in a way that permi...
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TRB Webinar: Waterborne Traffic Paint Application, Materials Selection, and TestingMarch 26, 2019 TRB conducted a webinar on Tuesday, March 26, 2019, from 2:00 PM to 3:30 PM ET that discusses 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 webinar presented a case study of one state department of...
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TRB Webinar: Improved Analysis of Two-Lane Highway Capacity and Operational PerformanceMarch 25, 2019 TRB conducted a webinar on Monday, March 25, 2019 from 2:00 PM to 3:30 PM ET that featured 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 described the development of a new two-lane highway analysis methodology that introduces features that supplement exist...
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TRB Webinar: Four Databases with a Common Goal: Promoting Transportation ResearchMarch 21, 2019 TRB conducted a webinar on Thursday, March 21, 2019 from 1:00 PM to 2:30 PM ET that highlighted four transportation research tools. Presenters discussed TRB’s Research in Progress (RIP) database, U.S. Department of Transportation (DOT)’s Research Hub, U.S. DOT’s Repository and Open Science Access Portal (ROSA-P), and TRB’s Transportation Research International Documentation (TRID) database. Thi...
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TRB Webinar: Energetic Value: The Design and Economics of Microgrids at AirportsMarch 20, 2019 TRB conducted a webinar on Wednesday, March 20, 2019, from 2:00 PM to 3:30 PM ET that features research from the Airport Cooperative Research Program (ACRP) Synthesis 91/ Transit Cooperative Research Program (TCRP) Synthesis 137 : Microgrids and Their Application for Airports and Public Transit. The research describes microgrids that airports and public transit agencies can implement to increas...
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TRB Webinar: Getting Served: Legalities and Risks of Airport Contractual AgreementsMarch 12, 2019 TRB conducted a webinar on Tuesday, March 12, 2019, from 2:00 PM to 3:30 PM ET that features a research from the Airport Cooperative Research Program (ACRP) Legal Research Digest 30 : Contract Risk Management for Airport Agreements and Legal Research Digest 31 : Preemption of Worker Retention and Labor Peace Agreements at Airports. This webinar identified primary risks associated with common co...
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TRB Webinar: The Renewal of Stormwater Systems Using Trenchless TechnologiesMarch 6, 2019 TRB conducted a webinar on Wednesday, March 6, 2019 from 2:00 PM to 3:30 PM ET that featured research from the National Cooperative Highway Research Program (NCHRP)’s Synthesis Report 519 : The Renewal of Stormwater Systems Using Trenchless Technologies. This webinar discussed how to replace aging stormwater facilities using open-cut or trenchless methods. The presenter also illustrated how to ...
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Leading Future Improvements in Transportation Safety March 5, 2019 The recording of the TRB and the National Transportation Safety Board (NTSB) cohosted webinar that focused on issues of safety and security across all modes of transportation is now available online. The webinar covered the 2019-2020 NTSB’s Most Wanted List and TRB’s Critical Issues in Transportation 2019 report . The NTSB Most Wanted List identifies what the NTSB has prioriti...
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TRB Webinar: Practical Design Principles for Affordable Roundabouts: Case StudiesFebruary 27, 2019 TRB conducted a webinar on Wednesday, February 27, 2019 from 1:00 PM to 3:00 PM ET that discussed how practical design principles can be used to help agencies afford roundabouts. While roundabouts have proven useful for pedestrians, transit users, and commuters, they have received complaints regarding their expense. Presenters described case studies throughout the United States that have succes... |