Please find this information on our new website at https://www.nationalacademies.org/event/05-13-2022/trb-webinar-understanding-the-effects-of-covid-19-on-impaired-driving .

Please find this information on our new website at https://www.nationalacademies.org/event/04-14-2022/trb-webinar-implementing-and-evaluating-wildlife-crossings .

What technologies can bridge owners use to expedite inspections? TRB will host a webinar on Tuesday, March 29, 2022 from 2:00-3:30 PM Eastern that will identify several types of Robot-Enabled Sensing and Augmented Learning tools for bridge inspections. Presenters will discuss remote sensing, nondestructive evaluation, and augmented learning through virtual reality and artificial intelligence. ...

Please find this information on https://www.nationalacademies.org/event/03-22-2022/trb-webinar-how-rough-is-your-pavement-measuring-pavement-profiles-for-low-speed-roads .

Please find this information at https://www.nationalacademies.org/event/03-14-2022/trb-webinar-using-buried-bridge-techniques-to-accelerate-bridge-construction-processes .

Please find this information on our new website at https://www.nationalacademies.org/event/02-23-2022/trb-webinar-transportation-in-an-aging-society-the-future-is-now .

Please find this information at https://www.nationalacademies.org/event/02-22-2022/trb-webinar-designing-and-constructing-concrete-with-advancing-technologies .

Please find this information on our new website at https://www.nationalacademies.org/event/02-15-2022/trb-webinar-on-the-edge-new-applications-and-safety-outcomes-of-edge-lane-roads .

This information can be found on our new website at https://www.nationalacademies.org/event/02-10-2022/trb-webinar-embracing-the-unknown-strategic-transportation-planning-in-the-pandemic-age .

Please find this information on our new website at https://www.nationalacademies.org/event/12-16-2021/trb-webinar-hit-the-ground-running-innovative-concrete-pavements-in-roundabout-design .

Please find this information on our new website at https://www.nationalacademies.org/event/12-09-2021/trb-webinar-examining-exclusions-whats-missing-in-the-historic-review-process .

Please find this information on our new website at https://www.nationalacademies.org/event/12-01-2021/trb-webinar-innovations-in-bridge-foundation-load-testing-and-data-integration .

Please find this information on our new website at https://www.nationalacademies.org/event/11-29-2021/trb-webinar-paving-the-way-toward-carbon-neutral-concrete .

Please find this information on our new website at https://www.nationalacademies.org/event/11-22-2021/trb-webinar-pavement-maintenance-before-preservation.

Please find this information on our new website at: https://www.nationalacademies.org/event/11-18-2021/trb-webinar-performance-and-benefits-of-metalizing-and-duplex-coating.

Please find this information on our new website at https://www.nationalacademies.org/event/11-17-2021/trb-webinar-hit-the-ground-running-designing-roundabouts-with-conventional-pavement .

Please find this information on our new website https://www.nationalacademies.org/event/11-15-2021/trb-webinar-shovel-ready-using-digital-terrain-models-in-construction.

Please find this information on our new website at https://www.nationalacademies.org/event/11-09-2021/trb-webinar-progress-toward-more-resilient-pavements .

Please find this information on our new website https://www.nationalacademies.org/event/11-08-2021/trb-webinar-giving-low-volume-roads-a-longer-life-with-geosynthetics.

Please find this information on our new website at https://www.nationalacademies.org/event/11-01-2021/trb-webinar-building-information-modeling-for-infrastructure .

Please find this information on our new website at https://www.nationalacademies.org/event/10-28-2021/trb-webinar-designing-and-implementing-smart-cities .

Please find this information on our new website at https://www.nationalacademies.org/event/10-27-2021/trb-webinar-managing-equity-in-priced-managed-lanes .

Please find this information on our new website at https://www.nationalacademies.org/event/10-26-2021/trb-webinar-entrained-air-void-systems-for-durable-highway-concrete .

Please find this information on our new website at https://www.nationalacademies.org/event/10-21-2021/trb-webinar-air-quality-impact-models-for-electric-vehicle-fleets .

Please find this information on our new website at https://www.nationalacademies.org/event/10-19-2021/trb-webinar-transportation-resilience-metrics .

Please find this information on our new website at https://www.nationalacademies.org/event/10-14-2021/trb-webinar-practical-perspectives-on-alkali-silica-reactivity .

Please find this information on our new website at https://www.nationalacademies.org/event/10-13-2021/trb-webinar-changing-transportation-system-technologies .

Please find this information on our new website at https://www.nationalacademies.org/event/10-07-2021/trb-webinar-whats-next-for-integrated-corridor-management .

Please find this information on our new website at https://www.nationalacademies.org/event/10-05-2021/trb-webinar-workforce-management-in-transportation .

Please find this information on our new website at https://www.nationalacademies.org/event/09-30-2021/trb-webinar-ensuring-construction-quality-assurance-with-light-weight-deflectometers .

Please find this information on our new website at https://www.nationalacademies.org/event/09-27-2021/trb-webinar-innovations-in-using-vehicle-probe-connected-vehicles-and-cellular-data .

Please find this information on our new website at https://www.nationalacademies.org/event/09-15-2021/trb-webinar-evaluating-the-performance-of-retaining-walls-and-embankments .

Please find this information on our new website at https://www.nationalacademies.org/event/09-14-2021/trb-webinar-chip-seals-microsurfacing-and-fog-seals-specifications .

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Historically, certain individuals and communities, including those from minority, low-income, and limited English proficiency populations, have not benefited equitably from transportation investments and programs. Understanding the impacts of transportation investments on these individuals and communities and taking steps to address inequities are critical functions of transportation agencies....

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All transportation researchers and students were welcomed to a TRB webinar on Wednesday, September 23, 2020 from 1:00 PM to 2:00 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 and the recording is available .  The RiP Database is a leading tool for transportation profess...

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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Thousands of Native American women and girls disappear or are killed each year. These women and girls vanish from tribal lands, rural communities, and cities with no official accounting. TRB conducted a webinar on Wednesday, July 29, 2020 from 2:00 PM to 3:30 PM Eastern exploring the unique mobility patterns of Native Americans as they travel from rural tribal territories to urban centers...

Thousands of Native American women and girls disappear or are killed each year. These women and girls vanish from tribal lands, rural communities, and cities with no official accounting. TRB will conduct a webinar on Wednesday, July 22, 2020 from 2:00 PM to 3:30 PM Eastern that will explore the unique mobility patterns of Native Americans as they travel from rural tribal territories to urban c...

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Please find this information on our new website at https://www.nationalacademies.org/event/06-29-2020/trb-webinar-a-research-roadmap-for-transportation-and-public-health.

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The world is grappling with the containment of coronavirus disease (COVID-19) until a vaccine is developed. TRB hosted a webinar on Tuesday, June 16, 2020 to discuss how planning, preparedness, and response can mitigate exposure and viral spread of communicable diseases among transportation customers and employees. Presenters discussed their experiences on the ground. Even locations without rep...

Please find this information on our website at https://www.nationalacademies.org/event/06-03-2020/trb-webinar-enhancing-monarch-butterfly-habitats-along-roadway-corridors .

Please find this information at https://www.nationalacademies.org/event/04-30-2020/trb-webinar-what-role-does-ecology-have-in-sustainable-transportation .

Please find this information available on our website at https://www.nationalacademies.org/event/04-28-2020/trb-webinar-sustainable-highway-construction .

Please find this information available at https://www.nationalacademies.org/event/04-22-2020/greener-in-many-ways-environmentally-sustainable-funding-and-financing .

Please find this information on our new website at https://www.nationalacademies.org/event/03-31-2020/trb-webinar-designing-solid-state-roadway-lighting .

Please find this information at https://www.nationalacademies.org/event/03-30-2020/trb-webinar-guide-for-transportation-performance-management-and-data .

Please find this information at https://www.nationalacademies.org/event/03-26-2020/trb-webinar-how-to-guide-alternative-contracting-projects .

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...

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...

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...

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. ...

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 ...

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...

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...

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...

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 ...

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...

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 ...

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...

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...

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...

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...

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...

TRB will conduct a webinar on Wednesday, January 23, 2019 from 2:00 PM to 3:30 PM ET that features research from the National Cooperative Highway Research Program (NCHRP)’s Synthesis Report 529 : How Transportation Agencies Assess the Value of Added Capacity Highway Projects Versus Other Modal Projects and Strategies. This webinar will discuss how state departments of transportation (DOTs) and ...

TRB conducted a webinar on Thursday, November 15, 2018, from 2:00 PM to 3:30 PM ET that featured research from the National Cooperative Highway Research Program (NCHRP)’s Research Report 881 : Traffic Control Devices and Measures for Deterring Wrong-Way Movements. This webinar provided an overview of the research regarding traffic control devices that may be used to deter wrong-way movements. T...

TRB conducted a webinar on Wednesday, November 7, 2018 from 1:00 PM to 2:30 PM ET that discussed highway maintenance education programs at the associate degree level. This webinar identified the most important training needs in the highway maintenance industry, discussed how to meet these needs, and described innovative agency and industry solutions. Presenters provided case examples for achiev...

TRB conducted a webinar on Tuesday, October 2, 2018, from 2:00 PM to 3:30 PM ET that featured research from the National Cooperative Highway Research Program (NCHRP)’s Research Report 876 : Guidelines for Integrating Safety and Cost-Effectiveness into Resurfacing, Restoration, and Rehabilitation (3R) Projects. This webinar presented updated geometric design guidance for 3R projects. These guide...

TRB conducted a webinar on Thursday, September 27, 2018, from 2:00 PM to 3:30 PM ET that features research from the National Cooperative Highway Research Program (NCHRP)’s Research Report 861 : Best Practices in Rural Regional Mobility. The research explores the role of state transit program policies and regional planning agencies in the development of services that fall in the middle ground be...

TRB will conduct a webinar on Tuesday, September 25, 2018, from 1:00 PM to 2:30 PM ET that features research from the National Cooperative Highway Research Program (NCHRP)’s Research Report 882 : How Weather Affects the Noise You Hear from Highways. This webinar will discuss how meteorology affects the sound adjacent to highways. Presenters will describe the quantitative research and the result...

TRB conducted a webinar on Thursday, September 20, 2018 from 2:00 PM to 3:30 PM ET that shared case studies from the operations of continuous access priced managed lane projects in California, Washington, and Minnesota. Continuous access priced managed lanes, which contain only a dashed-stripe separating the managed lanes from the general purpose lanes, are relatively new. Presenters addressed ...

TRB conducted a webinar on Wednesday, September 12, 2018 from 2:00 PM to 3:30 PM ET that explored important factors affecting service life and durability of steel culverts and buried bridges in highway applications. Presenters discussed how galvanizing works and described how design considerations, proper construction, and maintenance achieve the desired service life. They also explored design ...

TRB conducted a webinar on Wednesday, August 29, 2018, from 1:00 PM to 2:30 PM ET that featured research from the National Cooperative Highway Research Program (NCHRP)’s Synthesis 521: Investment Prioritization Methods for Low-Volume Roads. This webinar identified current practices used by transportation agencies to make investment decisions about low-volume roads. Low-volume roads can be at a ...

TRB conducted a webinar on Wednesday, August 15, 2018, from 1:00 PM to 2:30 PM ET that features research from the National Cooperative Highway Research Program (NCHRP)’s Research Report 879 : Optimal Replacement Cycles of Highway Operations Equipment. This webinar introduced the project development process, including the factors relevant for determining optimal replacement cycles using life-cyc...

TRB conducted a webinar on Tuesday, August 7, 2018 from 1:00 PM to 3:00 PM ET that will discuss highlights from the 12 th National Conference on Asset Management . The conference provided an opportunity for practitioners from all sectors to share ideas about how asset management is changing the way transportation agencies operate. This webinar focused on how the practice of asset management is ...

TRB conducted a webinar on Thursday, August 2, 2018, from 2:00 PM to 4:00 PM ET that features research from the National Cooperative Highway Research Program (NCHRP)’s Research Report 868 : Cell Phone Location Data for Travel Behavior Analysis. The research evaluates the extent to which cell phone location data and associated products accurately depict travel. The presenters provided guidelines...

TRB conducted a webinar on Thursday, July 12, 2018 from 2:00 PM to 3:30 PM ET that featured research from the National Cooperative Highway Research Program (NCHRP)’s Synthesis Report 502 : Practices for Establishing Contract Completion Dates for Highway Projects.   This webinar discussed approaches for estimating contract time for highway construction projects. Establishing contr...

TRB will conduct a webinar on Wednesday, April 11, 2018 from 2:00 PM to 3:30 PM ET that features research from the National Cooperative Highway Research Program (NCHRP)’s Synthesis 507 : Traffic Signal Preemption at Intersections Near Highway-Rail Grade Crossings. This webinar will highlight current practices of traffic signal preemption deployed at intersections that are adjacent to railway g...

TRB conducted a webinar on Monday, March 26, 2018, from 2:00PM to 3:30PM ET that presented a systematic approach toward pavement maintenance and rehabilitation planning and programming using 3D laser technology and machine learning algorithms. The presenters provided an overview of recent advances in automatic pavement distress detection. This webinar also discussed case studies of automatic pa...

TRB conducted a webinar on Tuesday, March 6, 2018 from 1:00 PM to 3:00 PM ET that discussed how to use spatial modeling and statistical tools to enhance the quality and productivity of travel monitoring data. Presenters focused on the Highway Performance Monitoring System (HPMS), which is a compilation of roadway characteristics, including inventory, traffic, and performance data. They describe...

TRB conducted a webinar on Tuesday, February 27, 2018 from 2:00 PM to 4:00 PM ET that discussed how to incorporate spatial modeling and statistical tools to enhance the quality and productivity of travel monitoring data. Presenters focused on the Highway Performance Monitoring System (HPMS), which is a compilation of roadway characteristics, including inventory, traffic, and performance data. ...

TRB conducted a webinar on Thursday, February 15, 2018 from 2:00PM to 4:00PM ET that discussed the state-of-the-practice in resilience planning across multiple modes of transportation. Presenters summarized community resilience frameworks, including the six-step process developed by the National Institutes of Standards and Technology (NIST). They also discussed how communities can apply certain...

TRB conducted a webinar on Monday, February 5, 2018 from 2:00 PM to 3:30 PM ET that featured research from the National Cooperative Highway Research Program (NCHRP)’s Report 855 : An Expanded Functional Classification System for Highways and Streets. This webinar identified potential improvements to the traditional functional classification system of streets and highways in order to incorporate...

TRB conducted a webinar on Monday, November 13, 2017 from 2:00 PM to 3:30 PM ET that featured research from the National Cooperative Highway Research Program (NCHRP)’s Web-Only Document 227 : Design Guidance for Interchange Loop Ramps and Pavements/Shoulder Cross-Slope Breaks. This webinar presented information about how to develop improved design guidance for interchange loop ramps. Presenters...

TRB conducted a webinar on Thursday, October 19, 2017 from 2:00 PM to 3:30 PM ET that featured research from the National Cooperative Highway Research Program (NCHRP)’s Report 816 : Guide for the Preservation of Highway Tunnel Systems. Presenters examined how using an asset management process may support prioritization of highway tunnel preservation actions. They also discussed capital funding ...

TRB conducted a webinar on Thursday, October 12, 2017 from 2:00 PM to 3:30 PM ET that presented information about planning, designing, implementing, and operating dynamic, static, and bus-only part-time shoulder use facilities. Part-time shoulder use converts paved shoulders to travel areas during certain times of the day as a congestion relief strategy, and is typically implemented on highways...

TRB conducted a webinar on Wednesday, August 23, 2017 from 2:00 PM to 3:30 PM ET that featured research from the National Cooperative Highway Research Program (NCHRP)’s Report 841 : Development of Crash Modification Factors for Uncontrolled Pedestrian Crossing Treatments. This webinar discussed the effort to quantify the relationships between pedestrian safety and crossing treatments at uncontr...

TRB conducted a webinar on Tuesday, August 22, 2017 from 2:00 PM to 3:30 PM ET that features research from the National Cooperative Highway Research Program (NCHRP)’s Report 839 : A Performance-Based Highway Geometric Design Process. This webinar discussed a new process that incorporates advances in knowledge and addresses the realities of problems faced in highway design. The presenters focus...

TRB conducted a webinar on Wednesday, August 16, 2017 from 1:00 PM to 2:30 PM ET that discusses the U.S. National Institute for Standards and Technology (NIST)’s approach toward the implementation of resilience in transportation projects. The discussion on resilience at the scientific, practical, economic, and policy level has evolved recently, and the Fixing America's Surface Transportation A...

The Future Interstate Study is being done pursuant to Section 6021 of the Fixing America's Surface Transportation Act of 2015 which calls for the Transportation Research Board to conduct “a study on the actions needed to upgrade and restore the Dwight D. Eisenhower National System of Interstate and Defense Highways to its role as a premier system that meets the growing and shifting deman...

TRB will conduct a webinar on Wednesday, June 28, 2017 from 2:00-3:30PM ET about how the Highway Capacity Manual (HCM) can be used to support agencies’ planning, programming, and management decisions in a cost-effective manner. Released by TRB, the HCM is used by transportation agencies to evaluate the current and future operations of roadway facilities. The new HCM 6th Edition includes the co...

TRB will conduct a webinar on Thursday, June 15, 2017 from 2:00PM to 3:30PM ET that features research from the National Cooperative Highway Research Program (NCHRP)’s Report 833 : Assessing, Coding, and Marking of Highway Structures in Emergency Situations. This webinar will discuss the manual that resulted from this research, which provides a scalable approach for transportation agencies to as...

TRB will conduct a webinar on Wednesday, May 31, 2017 from 1:00PM to 2:30PM ET that features research from the National Cooperative Highway Research Program (NCHRP)’s Synthesis 493 : Practices for High-Tension Cable Barriers. This webinar will summarize the current state-of-the-practice for high-tension cable barriers (HTCB) used in the medians of access-controlled roadways in the United States...

TRB conducted a webinar on Tuesday, May 30, 2017 from 2:00-3:30PM ET about how the Highway Capacity Manual (HCM) can be used to support agencies’ planning, programming and management decisions in a cost-effective manner. Released by TRB, the HCM is used by transportation agencies to evaluate the current and future operations of roadway facilities. The new HCM 6th Edition includes the companion ...

TRB conducted a webinar on Monday, April 10, 2017, from 1:00PM to 3:00PM ET that features research from the National Cooperative Highway Research Program (NCHRP) Report 835 : Guidelines for Implementing Managed Lanes. This report provides guidance for transportation agencies interested in designing, implementing, operating, and maintaining managed lanes. In recent years, new managed lane tools,...

TRB xonducted a webinar on Wednesday, March 29, 2017 from 2:00 to 4:00 PM ET that featured research from the National Cooperative Highway Research Program (NCHRP)’s Report 785 : Performance-Based Analysis of Geometric Design of Highways and Streets. This webinar presented two significant steps in advancing multimodal design of highways and streets: incorporating performance-based analysis into ...

TRB conducted a webinar on Tuesday, March 28, 2017, from 2:00PM to 3:30PM ET about how to balance the issues of public safety and community noise with highway rumble strips. The presenters focused on the practices relative to installation of rumble strips in a manner that will minimize community noise. This webinar was organized by the TRB Standing Committee on Transportation Related Noise and ...

TRB conducted a webinar on Monday, January 23, 2017, from 2:00PM to 3:30PM ET on roller-compacted concrete (RCC) pavements, which has not been widely used by U.S. highway agencies, but may provide benefits like cost-effectiveness and ease of construction. This webinar focused on information in Technical Brief FHWA-HIF-16-003.* The presenters will discuss RCC materials, mixtures, designs, and us...

TRB conducted a webinar on Wednesday, November 16, 2016, from 2:00pm to 3:00pm ET about presenting technical information clearly and succinctly when presentation time is short. If you are steeped in technical expertise and presenting in conferences or meetings, you can learn practical techniques that make your hard work meaningful to others. Know what you want from the audience and what they wa...

TRB conducted a webinar on Tuesday, November 15, 2016 from 1:00PM to 2:30PM ET on material from Chapter 5 of National Cooperative Highway Research Program (NCHRP) Synthesis 445 : Practices for Unbound Aggregate Pavement Layers. This webinar demonstrated how natural mineral aggregate and recycled/by-product aggregate, as used in granular base and subbase, is successfully compacted to form paveme...

TRB and the Institute of Transportation Engineers (ITE) are cosponsoring a series of webinars about implementing the new 2016 Highway Capacity Manual 6th Edition (HCM6): A Guide for Multimodal Mobility Analysis . This series of webinars will present the new analysis procedures incorporated into HCM6 and why these tools are vital to helping analyze today’s transportation problems. The webinars w...

TRB's Transportation Infrastructure Task Force will conduct a webinar on October 28, 2016 at 1:00pm ET that will explore how Transportation Asset Management can preserve the value of assets through the timely application of preservation treatments. Participants will be able to compare and contrast each approach covered. Participants must register in advance of the webinar, and there is no fee f...

TRB conducted a webinar on Thursday, October 27, 2016 from 2:00 to 4:00PM ET that summarized recent research on rear seat safety and seat belt use. This webinar enumerated the injury and fatality statistics of rear seat passengers with and without seatbelts, and how these passengers can contribute to the risk to other passengers in the vehicle. This webinar also focused on challenges and strate...

TRB conducted a webinar on Wednesday, October 19, 2016 from 2:00 to 3:30PM ET that explains how to conduct basic measurements of sign and pavement marking retroreflectivity using equipment available to state department of transportation (DOT) employees. This webinar summarized sign retroreflectivity assessment methods used to meet the new minimum requirements in the Manual on Uniform Traffic Co...

TRB conducted a webinar on Wednesday, October 12, 2016 from 2:00 to 3:30PM ET that featured research from National Cooperative Highway Research Program (NCHRP) Report 808 : Guidebook on Alternative Quality Management Systems for Highway Construction. Presenters discussed guidance on quality management systems (QMSs), including recommendations and tools for practitioners in developing QMSs. Pres...

TRB recorded a series of videos in September 2016 on the development and use of cyber physical systems during the construction of transportation projects. Cyber physical systems integrate computing, sensing, networking, and communication capabilities with physical processes. The technology has the potential to improve the coordination, mobility, productivity, and safety during the construction ...

TRB conducted a webinar on Wednesday, August 31, 2016 from 2:00PM to 3:30PM ET on evaluating splash and spray on various pavement surface types. Splash and spray are generated when vehicles traveling down a wet road displace the water either in bulk (splash) or in a more finely divided form (spray). Splash and spray can directly affect driving safety by limiting visibility and causing skids. Th...

TRB conducted a webinar on Thursday, August 11, 2016 from 2:00PM to 3:30PM ET on crash modification factors (CMFs). A CMF is a number used to quantify how effective a safety measure is expected to be when implemented. This webinar discussed the basic study types used to develop CMFs, what data are needed, and how to avoid potential biases. This webinar was requested by the TRB Standing Committe...

TRB conducted a webinar on Wednesday, July 20, 2016 from 2:00PM to 3:30PM ET that featured research from National Cooperative Highway Research Program (NCHRP) Synthesis 467 : Visualization of Geotechnical Data for Hazard Mitigation and Disaster Response. This webinar discussed the report, which provides an overview of the visualization tools and techniques used for mitigating geotechnical hazar...

TRB conducted a webinar on Tuesday, July 12, 2016 from 2:00PM to 3:30PM ET that focuses on current technologies that can help plan and evaluate work zones. It discussed future vehicle-to-worker technologies under evaluation which could enhance work zone safety. This webinar was requested by the TRB Standing Committee on Work Zone Traffic Control. A certificate for 1.5 Professional Development H...

TRB's Transportation Infrastructure Task Force conducted a webinar on July 6, 2016, from 11:00am to 12:30pm ET, that explored efforts to measure the impact of transportation on the economy. Participants must register in advance of the webinar, and there is no fee for attending the webinar. The Moving Ahead for Progress for the 21st Century Act of 2012 (MAP-21) requires the U.S. Department ...

TRB conducted a webinar on Thursday, June 30, 2016, from 2:00 to 3:30PM ET that features research from National Cooperative Highway Research Program (NCHRP) Synthesis 485 : Converting Paved Roads to Unpaved. The report summarizes recent road conversion projects in 27 states. Many local road agencies faced challenges with the process, but also reported cost savings after converting. This webinar...

TRB conducted a webinar on Wednesday, June 15, 2016 from 2:00PM to 4:00 ET that features research from National Cooperative Highway Research Program (NCHRP) Report 600 : Human Factors Guidelines for Road Systems: Second Edition. This research aims to provide insights to highway designers, highway planners, and traffic engineers on the extent to which road users’ needs are influenced by the effe...

TRB recorded a series of videos in May 2016 that provides information on air quality issues. Because of the Clean Air Act of 1970 and subsequent amendments, air quality issues need to be addressed during the highway planning process. This series will help viewers understand how vehicles and highway projects impact air quality at the regional and project scales. The videos are available on-deman...

TRB conducted a webinar on Tuesday, May 10, 2016 from 2:00PM to 3:30PM ET that featured research from National Cooperative Highway Research Program (NCHRP) Synthesis 473 : Indefinite Delivery/Indefinite Quantity Contracting Practices. Indefinite Delivery/Indefinite Quantity (IDIQ) contracting practices are used by transportation agencies for highway design, construction, and maintenance contrac...

TRB conducted a webinar on Thursday, April 28, 2016 from 2:00PM to 3:30PM ET that presents an overview of the Technology Readiness Level (TRL) Assessment for describing the maturity of highway research products identified by the U.S. Federal Highway Administration (FHWA) and developed by the Volpe Center. The webinar provided background on the assessment tool, examples of its use, and lessons o...

TRB conducted a webinar on Wednesday, April 27, 2016 from 2:00PM to 3:30PM ET that featured research synthesized by National Cooperative Highway Research Program (NCHRP) Synthesis 471 : Practices for Developing Transparent Best Value Selection Procedures. The webinar discussed the best value bid approach to procuring highway construction services. This method evaluates bids based on schedule, t...

TRB conducted a webinar on Wednesday, April 20, 2016 from 2:00PM to 3:30PM ET that focuses on wrong-way driving. Wrong-way driving has been a problem since the beginning of the interstate highway system but they are much more likely to result in fatal and serious injuries than are other types of highway accidents. This webinar explored recent and ongoing efforts to mitigate wrong-way driving on...

TRB recorded presentations in March 2016 on National Cooperative Highway Research Program (NCHRP) Report 791 : Supplemental Guidance on the Application of FHWA’s Traffic Noise Model (TNM). The purpose of these presentations is to help improve noise modeling and assist users in implementing TNM. The videos are available on-demand at no cost. Here are the slides from the presentations. Recordings...

TRB conducted a webinar on Thursday, March 31, 2016 from 2:00PM to 4:00PM ET that presented an overview of the results of two U.S. Federal Highway Administration (FHWA) Exploratory Advanced Research (EAR) studies on pursuing energy harvesting and application in the public right-of-way. This webinar featured project researchers who will provide their approach, results and recommendations* for ad...

TRB conducted a webinar on Tuesday, March 1, 2016 from 2:00PM to 3:30PM ET that featured a report from the National Cooperative Highway Research Program (NCHRP). The webinar explored NCHRP Synthesis 470: Maintenance Quality Assurance Field Inspection Practices , which summarizes practices used by state transportation agencies to support maintenance investments. Capabilities of Maintenance Quali...

TRB conducted a webinar on January 28, 2016 from 2:00 PM to 3:30 PM ET that examined continuously reinforced concrete pavement (CRCP). This webinar provided an overview of the CRCP technology and the major developments that have led to promising practices for CRCP design, construction, repair and rehabilitation, and maintenance of traffic around the world. This was the third in a three part ser...

TRB conducted a webinar on Thursday, December 3, 2015, from 2:00-3:30PM ET that presented the findings of NCHRP Synthesis 456 : Non-Nuclear Methods for Compaction Control of Unbound Materials. This report evaluates the various non-nuclear methods and devices that have been used by state Departments of Transportation in compaction control of unbound materials. In addition, the report highlights ...

TRB conducted a webinar on Thursday, November 19, 2015, from 2:00-3:30PM ET that presented information about adaptive lighting technology. This technology, which uses light only when and where it is needed, allows states the ability to adjust lighting levels and roadway appearance. The Federal Highway Administration had conducted a recent strategic initiative in which the application of adaptiv...

TRB conducted a webinar on Thursday, October 22, 2015 from 2:00PM to 3:30PM EST that presented information from NCHRP Report 801 : Bidding Alternative Drainage Pipe Systems. This report discusses a performance-based methodology to guide transportation agencies on the selection and bidding of drainage pipe systems. The methodology is intended to be a framework, used in conjunction with other res...

TRB conducted a webinar on Tuesday, October 20, 2015 from 2:00 PM to 3:30 PM ET that examined retroreflectivity in sign and pavement marking from the perspective of a state Department of Transportation (DOT). This webinar discussed the basic measurement of sign and pavement marking retroreflectivity using equipment available to state DOT employees. This webinar presented a summary of sign retro...

TRB conducted a webinar on Monday, October 19, 2015, from 1:00PM-2:30PM ET about a study to assess the impact of new-generation wide-base tires (WBT) on pavements. This study was sponsored by the Federal Highway Administration, led by the University of Illinois, and presented at the 2012 TRB Annual Meeting. It discussed a comprehensive approach, including experimental measurements, numerical mo...

TRB conducted a webinar on Thursday, October 15, 2015 from 1:00 PM to 3:00 PM ET that highlighted the contribution of transportation to a sustainable society, the importance of maintenance and operations in transportation, and ways that maintenance and operations may support a sustainable transportation program. Presenters reviewed a goal-oriented, performance-based approach toward sustainabili...

TRB recorded a presentation in October that summarized research built upon previous studies using the National Center for Asphalt Technology test track, which established measured critical strain distributions and lab-to-field strain ratios for perpetual pavement design. You may send any questions to the webinar presenters, listed below.  The video is available on-demand at no cost. Slides...

TRB conducted a webinar on Wednesday, September 16, 2015 from 2:00-3:30PM ET that provided information about urban multimodal projects and the successes and challenges these projects faced with implementation. This webinar discussed lessons learned from these urban multimodal projects and practices of multimodal implementation. This webinar was organized by the TRB Standing Committee on Tr...

TRB conducted a webinar on Thursday, September 10, 2015 from 2:00 PM to 4:00 PM ET that provided information about a modified asphalt design, called Superpave5, as it relates to research from the American Association of State Highway and Transportation Officials (AASHTO) M323. Superpave5 designs and constructs asphalt mixtures at 5% air voids, which may enhance mix design and in-place density r...

TRB conducted a webinar on August 13, 2015, from 2:00pm to 3:30pm ET that presented the results of NCHRP Synthesis 479: Forecasting Transportation Revenue Sources: Survey of State Practices . This synthesis features a survey of all state departments of transportation and documents current methods of revenue forecasting. States are facing a transportation funding crisis with diminished purchasin...

TRB conducted a webinar on June 24, 2015, from 1:00pm to 3:00pm ET that presented material closely aligned with Chapters 2, 3, and 4 of NCHRP Synthesis 445: Practices for Unbound Aggregate Pavement Layers . Webinar presenters showed how natural mineral aggregate and recycled/by-product aggregate (as used in granular base and sub-base layers of pavements) is obtained, selected, characterized, an...

TRB conducted a webinar on June 17, 2015, from 2:00pm to 3:30pm ET that explored the application of methods and toolsets from the American Association of State Highway and Transportation Officials (AASHTO)  Highway Safety Manual to support design decisions. Webinar presenters provided updates on project outcomes, details on lessons learned from the application of these tools, and insight o...

TRB conducted a webinar on May 18, 2015, from 1:00pm to 2:30pm ET that covered the application of the Stochastic Empirical Loading and Dilution Model (SELDM) in Oregon and Massachusetts. SELDM was developed by the U.S. Geological Survey, in cooperation with the Federal Highway Administration, help analyze the potential effects of runoff on receiving waters. It facilitates the environmental deci...

TRB conducted a webinar on April 2, 2015, from 2:00pm to 4:00pm ET that explored a variety of policy issues related to the issuance and management of debt for surface transportation projects. The extent to which debt financing is used by states for transportation projects is being considered by policy makers and the private sector. Decision makers must weigh pay-as-you-go financing versus debt ...

TRB conducted a webinar on April 1, 2015, from 1:00pm to 2:30pm ET that covered NCHRP Synthesis 463: Pavement Patching Practices , which summarizes current practices for patching small-scale defects in concrete and asphalt practices. Webinar presenters discussed the results of a literature search and a state survey related to pavement patching and repair, as well as present case studies and pre...

TRB conducted a webinar on February 26, 2015, from 1:00pm to 2:30pm ET that covered all sections of NCHRP Report 763: Evaluation of the Moisture Susceptibility of WMA Technologies , which presents proposed guidelines for identifying potential moisture susceptibility in warm mix asphalt (WMA) based on coordinated laboratory and field experiments. The webinar addressed the report’s motivation, ob...

TRB conducted a webinar on February 9, 2015, from 2:00pm to 3:30pm ET that highlighted available highway maintenance training opportunities, how to select the appropriate training and certification program, and the available resources that bring these programs to agency personnel. Highway maintenance workers and managers need to have a well diverse background to meet the demands of their jobs. ...

TRB conducted a webinar on December 17, 2014, from 11:00am to 12:30pm ET that reviewed NCHRP Synthesis 449: Strategies to Mitigate the Impacts of Chloride Roadway Deicers on the Natural Environment . This publication documents the range of methods, tools, and techniques used by transportation agencies to minimize the environmental impact of chloride-based roadway deicers. A certificate for 1.5 ...

TRB conducted a webinar on October 20, 2014, from 1:00pm to 3:00pm ET that focused on precast concrete pavement (PCP) panel fabrication and installation. Webinar presenters covered SHRP 2 Report S2-R05-RR-1: Precast Concrete Pavement Technology , which provides comprehensive guidance on project selection, PCP system acceptance, and panel design, fabrication and installation. This webinar was t...

TRB conducted a webinar on October 9, 2014, from 2:00pm to 3:30pm ET that provided information and demonstrated tools for the selection and maintenance of highway-related stormwater best management practices (BMP) based on long-term performance and life-cycle costs. Webinar presenters identified tool applications that address various BMP types and provide capital, operation, and maintenance and...

TRB conducted a webinar on October 8, 2014, from 1:00pm to 2:30pm ET that focused on the project selection, panel design, and development of precast concrete pavement (PCP) specifications and plans. Webinar presenters covered SHRP 2 Report S2-R05-RR-1: Precast Concrete Pavement Technology , which provides comprehensive guidance on project selection, PCP system acceptance, and panel design, fabr...

As part of the SHRP2 Tuesdays Webinar Series, TRB conducted a webinar on September 30, 2014 that discussed the unique fingerprint of common construction materials in the field and data sets for the unique signatures of many common construction materials. View the recorded webinar .  The objective of SHRP 2 Renewal Project R06B was to identify and evaluate practical hand-held equipment—such...

TRB conducted a webinar on September 29, 2014, from 1:00pm to 3:00pm ET that covered highlights from NCHRP Report 765: Analytical Travel Forecasting Approaches for Project-Level Planning and Design . This report describes methods, data sources, and procedures for producing travel forecasts for highway project-level analyses. The report is intended to be used by transportation planning, operatio...

TRB conducted a webinar on September 24, 2014 that highlighted examples of subsurface investigation programs where appropriately selected geophysical and in-situ testing methods have been incorporated. This webinar is intended for geotechnical engineers, engineering geologists, highway and structural engineers, project managers, and other transportation professionals interested in increasing th...

As part of the SHRP2 Tuesdays Webinar Series, TRB conducted a webinar on June 24, 2014, from 2:00pm to 3:30pm ET that summarized the SHRP 2 project Assessment of Continuous Deflection Measuring Technologies. There was no fee to attend this webinar or other webinars in the SHRP 2 Series. A certificate for 1.5 Professional Development Hours (PDH) was provided to attendees who regis...

As part of the SHRP2 Tuesdays Webinar Series, TRB conducted a webinar on June 3rd, 2014, from 2:00pm to 4:00pm ET that summarized SHRP 2 Project R06C: Technologies to Enhance Quality Control on Asphalt Pavements ; and SHRP 2 Project R06D: Nondestructive (NDT) Testing to Identify Delaminations between HMA Layers . There was no fee to attend this webinar or other webinars in the SHRP 2 Series; ho...

TRB conducted a webinar on May 28, 2014, from 1:00pm to 3:00pm ET that covered accessibility challenges at roundabouts for pedestrians with vision disabilities. Webinar panelists presented a framework for evaluating accessibility at a complex intersection and discussed the impacts of site geometry and operational characteristics on the accessibility of the site for blind pedestrians. A certific...

As part of the SHRP2 Tuesdays Webinar Series, TRB conducted a webinar on May 27, 2014, from 2:00pm to 3:30pm ET that summarized SHRP 2 Projects C40A and C40B: SHRP 2 Developing and Testing a National Geospatial System that Integrates Ecological Tools and Data Sets (Eco-Plan) . There was no fee to attend this webinar or other webinars in the SHRP 2 Series; however, participants registered in adv...

TRB conducted a webinar on May 22, 2014, from 2:00pm to 3:30pm ET that covered how the Louisiana, New York, and Minnesota departments of transportation incorporated risk-management into their Transportation Asset Management Plans (TAMPs) and financial plans as required by the Moving Ahead for Progress in the 21st Century Act. A certificate for 1.5 Professional Development Hours (PDHs) was provi...

TRB conducted a webinar on April 10, 2014, from 2:00pm to 3:30pm ET that covered all sections of  NCHRP Report 747: Guide for Conducting Forensic Investigations of Highway Pavements , which describes a process for conducting forensic investigations of pavements that is designed to help understand the reasons behind premature failures or exceptionally good performance. The webinar addressed...

TRB conducted a webinar on April 7, 2014, from 2:00pm to 3:30pm ET that explored the information and tools that states may use to plan and conduct effective peer exchange events. Webinar presenters described key elements of peer exchanges and how these elements can be used to help improve a state's Strategic Highway Safety Plan (SHSP) implementation and evaluation. A certificate for 1.5 Profess...

As part of the SHRP2 Tuesdays Webinar Series, TRB conducted a webinar on April 1, 2014, from 2:00pm to 3:30pm ET that summarized SHRP 2 Projects C08: Linking Community Visioning and Highway Capacity Planning and C02: Performance Measurement Framework for Highway Capacity Decision Making . View the recorded webinar . Project C08 produced an interactive Vision Guide to assist practitioners in bet...

TRB conducted a webinar on March 20, 2014, from 12:00pm to 1:30pm ET that explored factors that may help reduce the time needed to provide effective medical care to crash occupants on rural roads that were identified in NCHRP Synthesis 451: Emergency Medical Services Response to Motor Vehicle Crashes in Rural Areas . A certificate for 1.5 Professional Development Hours (PDHs) was prov...

TRB conducted a webinar on March 12, 2014, from 2:00pm to 3:30pm ET that presented information included in a report on the “ Potential Use of Social Media in the NEPA Process .” The report identifies how social media might be used to both foster interactive dialogue and reach stakeholders who might not otherwise participate in the National Environmental Policy Act (NEPA) process. Contact R...

TRB conducted a webinar on March 7, 2014, from 1:00pm to 3:00pm ET that addressed challenges and possible solutions pertaining to large trucks and oversize/overweight trucks (OSOW) traversing roundabouts. A certificate for two Professional Development Hours (PDHs) was provided to attendees who registered and attended the webinar as an individual. Contact Reggie Gillum at RGillum@nas.edu for ins...

TRB conducted a webinar on February 5, 2014, from 2:00pm to 4:00pm ET that explored “Part 2 – Technical Considerations” of the recently published NCHRP Report 748: Guidelines for the Use of Mobile LiDAR in Transportation Applications . A certificate for two Professional Development Hours (PDHs) was provided to attendees who registered and attended the webinar as an individual. Co...

TRB conducted a webinar on January 8, 2014 from 2:00pm to 3:30pm ET that explored the Capability Maturity Model (CMM). The CMM, developed by TRB’s second Strategic Highway Research Program (SHRP 2), aims to improve transportation systems management and operations (see corresponding report and guide ). Contact Reggie Gillum at RGillum@nas.edu for instructions on receiving a copy of the reco...

TRB conducted a webinar on December 12, 2013 from 2:00 p.m.- 3:30 p.m. ET that explored part one of the National Cooperative Highway Research Program’s (NCHRP) Report 748: Guidelines for the Use of Mobile LIDAR in Transportation Applications , which explores management and decision making. Contact Reggie Gillum at  RGillum@nas.edu for more information about the webinar recording. The six c...

TRB conducted a webinar on November 20, 2013 from 2:00 p.m.- 3:30 p.m. ET that provided an overview of the Highway Capacity Manual 2010’s (HCM 2010’s) unsignalized intersection methodologies. Contact Reggie Gillum at  RGillum@nas.edu for more information about the webinar recording. Unsignalized intersection methodologies are frequently used in the HCM. This webinar explored the changes ma...

As part of the SHRP2 Tuesdays Webinar Series, TRB conducted a webinar on November 19, 2013 from 2:00 p.m.-3:30 p.m. ET that explored two SHRP 2 projects relating to Economic Impact Analysis: Interactions Between Transportation Capacity, Economic Systems, and Land Use (C03) and Development of Tools for Assessing Wider Economic Benefits of Transportation (C11) . View the recorded webinar . This w...

As part of the SHRP2 Tuesdays Webinar Series, TRB conducted a webinar on November 5, 2013 from 2:00 p.m.- 3:30 p.m. ET that explored the project, Incorporation of Travel Time Reliability into the Highway Capacity Manual (HCM) (L08) , which will offer agencies a new generation of analytic methods for conducting capacity and related analysis.  View the recorded webinar . This project develop...

TRB conducted a webinar on October 31, 2013 from 2:00 p.m.- 3:30 p.m. ET that provided an overview of the Highway Capacity Manual 2010’s (HCM 2010’s) new Urban Streets methodology, focusing on the new multimodal level-of-service methods for pedestrians, bicyclists, and transit riders. Contact Reggie Gillum at RGillum@nas.edu for more information about the webinar recording.  The first 60 m...

As part of the SHRP2 Tuesdays Webinar Series, TRB conducted a webinar on October 29, 2013 from 2:00 p.m.-3:30 p.m. ET that explored the project Bridges for Service Life beyond 100 Years: Innovative Systems, Subsystems, and Components, which produced the report Design Guide for Bridges for Service Life as well as a companion research report with technical appendices . View the recorded webinar ....

TRB conducted a webinar on October 22, 2013 from 2:00 p.m.- 3:30 p.m. ET that will provide an overview of the Highway Capacity Manual 2010’s (HCM 2010’s) new multimodal urban streets method as it relates to the auto mode. Contact Reggie Gillum at  RGillum@nas.edu  for information about the webinar recording.   The HCM 2010 chapter on the new multimodal urban streets method a...

TRB conducted a webinar on October 16, 2013 from 2:00 p.m.- 3:30 p.m. ET that will provide an overview of the Highway Capacity Manual 2010’s (HCM 2010’s) new signalized intersection methodology applications. Contact Reggie Gillum at RGillum@nas.edu for information about the webinar recording.  The signalized intersection chapter of HCM 2010 has major modifications. The new methodology is d...

As part of the SHRP2 Tuesdays Webinar Series, TRB conducted a webinar on October 1, 2013 from 2:00 p.m.-4:00 p.m. ET that explored five SHRP 2 projects relating to travel demand forecasting: Partnership to Develop an Integrated, Advanced Travel Demand Model with Mode Choice Capability and Fine-Grained, Time-Sensitive Networks ( C10A and C10B ) Understanding How Highway Congestion and Pricing Af...

As part of the SHRP2 Tuesdays Webinar Series, TRB conducted a webinar on September 24, 2013 from 2:00 p.m.-3:30 p.m. ET that explored the project Precast Concrete Pavement Technology, which produced the report Precast Concrete Pavement Technology as well as model specifications for precast concrete pavement. View the recorded webinar . There is no fee to attend this webinar and other webinars i...

As part of the SHRP2 Tuesdays Webinar Series, TRB conducted a webinar on September 17, 2013, from 2:00 p.m.-3:30 p.m. ET that explored the project, Incorporating Reliability Performance Measures into the Transportation Planning and Programming Processes, which developed a guide , a technical reference to the guide , and a final report . View the recorded webinar . Learning Objectives: This webi...

TRB conducted a webinar on September 3, 2013 that will explore TRB’s National Cooperative Highway Research Program (NCHRP) Report 675: LRFD Metal Loss and Service-Life Strength Reduction Factors for Metal-Reinforced Systems . Contact Reggie Gillum at RGillum@nas.edu for instructions on receiving a link to the recorded webinar.  Webinar presenters will describe observed performance for galv...

TRB conducted a webinar on August 27, 2013 from 2:00 p.m.- 4:00 p.m. ET that presented  TRB’s National Cooperative Highway Research Program (NCHRP)  Synthesis 430: Cost-Effective and Sustainable Road Slope Stabilization and Erosion Control . Contact Reggie Gillum at RGillum@nas.edu for more information about the webinar recording. The presenters will share their experiences implementi...

As part of the SHRP2 Tuesdays Webinar Series, TRB conducted a webinar on August 20, 2013 from 2:00 p.m.- 3:30 p.m. ET that explored the report Managing Risk in Rapid Renewal Projects , which provides transportation agencies with tools and guidance for quantifying risks and developing a risk management process that is needed to manage all types of project complexities. View the recorded webinar ...

TRB conducted a webinar on August 8, 2013 from 2:00 p.m.- 3:30 p.m. ET that explored TRB’s National Cooperative Highway Research Program (NCHRP)  Report 737: Design Guidance for High-Speed to Low-Speed Transitions Zones for Rural Highways . Contact Reggie Gillum at RGillum@nas.edu for information about receiving a link to the webinar recording.  Transition zones are often problem loca...

As part of the SHRP2 Tuesdays Webinar Series, TRB conducted a webinar on August 6, 2013 from 2:00 p.m.- 3:30 p.m. ET that explored the project Establishing Monitoring Programs for Travel Time Reliability , which provides concepts and procedures that public agencies can use to design systems to build, maintain, operate, and monitor travel-time reliability. View the recorded webinar . When averag...

As part of the SHRP2 Tuesdays Webinar Series, TRB conducted a webinar on July 30, 2013 from 2:00 p.m.- 3:30 p.m. ET that explored the report Identification of Utility Conflicts and Solutions , which provides concepts and procedures that public agencies and utilities can use to identify and resolve utility conflicts, in order to help improve the highway project development process. View the webi...

TRB conducted a webinar on July 24, 2013 from 2:00 p.m.- 3:30 p.m. ET that highlighted TRB’s National Cooperative Highway Research Program report: Fuel Usage Factors in Highway and Bridge Construction , which provides information on fuel usage factors for work items in the construction and maintenance of highways and bridges. View the recorded webinar . The webinar will introduce the research p...

As part of the SHRP2 Tuesdays Webinar Series, TRB conducted a webinar on July 9, 2013 from 2:00 p.m.- 3:30 p.m. ET that explored how streamlining the coordination of public agency and railroad procedures may avoid delays, find solutions to conflict, and improve outcomes for both parties. View the webinar recording . The presence of a highway across or alongside a railroad creates significant ch...

As part of the SHRP2 Tuesdays Webinar Series, TRB conducted a webinar on June 4, 2013 from 2:00 p.m.- 3:30 p.m. ET that explored the SHRP 2 Report S2-C19-RR-1: Expedited Planning and Environmental Review of Highway Projects (C19) . The report identifies strategies that have been successfully used to expedite the planning and environmental review of transportation and some non-transportation pro...

As part of the SHRP2 Tuesdays Webinar Series , TRB conducted a webinar on May 21, 2013 from 2:00 p.m.- 3:30 p.m. ET that explored Nondestructive Testing to Identify Concrete Bridge Deck Deterioration , a report and toolbox developed by the second Strategic Highway Research Program (SHRP 2) Renewal Project R06A. View the recorded webinar . Concrete bridge decks in poor structural condition are a...

TRB co-sponsored a live-streaming webinar on April 18, 2013, from 3:30 p.m-4:30 p.m. EDT that explored the results of TRB’s National Cooperative Highway Research Program (NCHRP) Report 742: Communicating the Value of Preservation: A Playbook . To access the recording of the webinar, use the email address used to pre-register for the webinar, or use the emaiil address login@discovervideo.com. Qu...

TRB conducted a webinar on April 11, 2013, from 1:00p.m.- 2:30 p.m. ET that highlighted TRB’s National Cooperative Highway Research Program report: Guidelines for the Use of Mobile LIDAR in Transportation Applications . Contact Reggie Gillum at RGillum@nas.edu for instructions on receiving a link to the webinar recording. Mobile LIDAR is a new 3D technology that offers a promising way to help t...

TRB conducted a webinar on March 27, 2013 from 2 p.m.- 3:30 p.m. ET that showed participants how to use the Roadside Safety Analysis Program (RSAP). Contact Reggie Gillum at RGillum@nas.edu for instructions on receiving a link to the webinar recording. The Roadside Safety Analysis Program (RSAP) was developed to update and enhance the cost-effectiveness analysis procedures in the AASHTO Roadsid...

TRB conducted a webinar on December 20, 2012, from 2:00 p.m. - 3:30 p.m. ET as part of a TRB second Strategic Highway Research Program (SHRP 2) project that explored a web-based information system for 46 geoconstruction and ground improvement technologies. Contact Reggie Gillum at RGillum@nas.edu to access a link to the recording of the webinar. The web-based information system, developed as a ...

TRB conducted a webinar on December 18, 2012, from 2:00 p.m.-3:30 p.m. ET that explored TRB’s National Cooperative Highway Research Program (NCHRP) Report 723 , which provides transportation officials and historic preservation professionals with guidance for identifying and evaluating the historic significance of post-World War II residences.  Contact Reggie Gillum at  RGillum@nas.edu...

TRB conducted a webinar on August 30, 2012, from 2:00 p.m.-3:30 p.m. ET that explored  NCHRP Report 719: Calibration of Rutting Models for Structural and Mix Design that proposed revisions to the Mechanistic–Empirical Pavement Design Guide (MEPDG) and software to incorporate three alternative rut-depth prediction models. This webinar has been recorded. Contact Reggie Gillum for more detai...

TRB sponsored a webinar in partnership with the American Association of State Highway and Transportation Officials (AASHTO) on August 8, 2012, from 2:00 p.m.-3:30 p.m. ET. The webinar explored TRB’s  National Cooperative Freight Research Program (NCFRP) Report 15 , which describes methods that might be used to raise revenue to support government investment in freight transportation facili...

TRB conducted a webinar on August 2, 2012, from 2:00 p.m.-4:00 p.m. ET that explored the use ground tire rubber in asphalt products. Contact Reggie Gillum at  RGillum@nas.edu  for information on receiving a recording of this webinar. The utilization of scrap tire rubber in asphalt products started in the mid-1960s for use in asphalt surface treatments as a pavement preservation pract...

TRB conducted a webinar on July 11, 2012, from 2:00 p.m.-3:30 p.m. ET that explored a National Cooperative Highway Research Program (NCHRP) Report 707: Guidelines on the Use of Auxiliary Through Lanes at Signalized Intersections . Contact Reggie Gillum at RGillum@nas.edu for a link to the recorded webinar. An Auxiliary Through Lane (ATL) is a limited-length through lane added upstream and downs...

TRB conducted a webinar on June 19, 2012, from 1:00 p.m.-2:30 p.m. ET that explored the National Cooperative Highway Research Program (NCHRP) Synthesis 432: Recent Roadway Geometric Design Research for Improved Safety and Operations . Please contact Reggie Gillum at  RGillum@nas.edu  for a link to the recorded webinar.  Given the abundance of literature on roadway geometric desig...

TRB conducted a web briefing or "webinar" on December 14, 2011 that addressed the findings of TRB’s National Cooperative Highway Research Program (NCHRP) Report 687: Guidelines for Ramp and Interchange Spacing . Contact Reggie Gillum at RGillum@nas.edu to request a recording of the webinar. This webinar will explore design, operations, safety, and signing considerations that influence ramp and ...

TRB conducted a web briefing or "webinar" on November 9, 2011 explored elementary equipment and soil testing methods that do not use sophisticated laboratory equipment. Contact Reggie Gillum at RGillum@nas.edu to request a recording of the webinar. The purpose of this webinar is to increase the ability of low-volume road managers who do not have access to laboratory testing facilities to make r...

TRB conducted a web briefing or "webinar" on November 2, 2011 that addressed the findings of TRB’s National Cooperative Highway Research Program (NCHRP) Report 699: Guidelines for the Use of Pavement Warranties on Highway Construction Projects . Contact Reggie Gillum at RGillum@nas.edu to request a recording of the webinar. TRB’s National Cooperative Highway Research Program (NCHRP) Report 699:...

TRB conducted a web briefing or "webinar" on October 12, 2011, that explored applications of advanced models to characterize, evaluate, and design asphalt pavements.  Presenters discussed the integration of material characterization and structural design to predict performance. Attendees learned more about laboratory experiments that could determine the parameters of mechanistic models and...

On August 31, 2011, TRB, in partnership with the American Association of State Highway and Transportation Officials (AASHTO) and in cooperation with the Federal Highway Administration, conducted a web seminar or “webinar”  on a project developed by TRB's second Strategic Highway Program (SHRP 2) that explored the report, Strategies for Improving the Project Agreement Process between Highwa...

On August 24, 2011, TRB conducted a web briefing or "webinar" that explored principles and practices of designing and constructing quieter pavements.  Designing and constructing quieter pavements can be accomplished using the same materials and techniques commonly used today.  However, there remain knowledge gaps in how to do so effectively, and without compromising other importa...

On August 17, 2011, TRB co-sponsored a web briefing or "webinar" that presented information about a National Cooperative Highway Research Program project that produced Report 674: Crossing Solutions at Roundabouts and Channelized Turn Lanes for Pedestrians with Vision Disabilities . Roundabouts and channelized turn lanes present challenges for individuals with blindness and visual impairments, ...

On August 3, 2011, TRB conducted a web seminar or “webinar” that featured brief presentations on six 2011 Annual Meeting papers nominated for the Patricia Waller Award for the best paper in road safety. Email Reggie Gillum at  RGillum@nas.edu to receive a link to the recording of this session. The six nominated papers and webinar panelists are: 1.    “Development of a Hardwa...

On June 29, 2011, TRB conducted a web briefing or "webinar" that explored the impacts of moisture on in-service pavements including the sources of moisture intrusion and potential effects on pavement performance.  For more details, view a summary of the webinar. A webinar recording is not available for this webinar.

On June 1, 2011, TRB conducted a web briefing or "webinar" that explored construction requirements and improved practices to construct continuously reinforced concrete pavements (CRCP). For more details, view a summary of the webinar. Email Reggie Gillum at  RGillum@nas.edu to receive a link to the recording of this session. There is no fee for employees of TRB sponsors to receive th...

On May 25, 2011, TRB conducted a web briefing or "webinar" that explored a project developed by TRB's second Strategic Highway Program (SHRP 2) about ways to incorporate community visioning into collaborative planning of new highway capacity projects. SHRP 2 is developing a supporting framework for visioning, known as Transportation—Visioning for Communities (T-VIZ) , which enables broad, ...

On May 4, 2011, TRB conducted a web briefing or "webinar" that explored a project developed by TRB's second Strategic Highway Program (SHRP 2) about effective tools and techniques for practitioners and decision makers to expedite the planning and environmental review of transportation projects. . For more details,  view a summary of this webinar.  Email Reggie Gillum at  RGi...

On April 20, 2011, TRB conducted a web briefing or "webinar" that explored activities historical evolution, design, and United States experience with continuously reinforced concrete pavements (CRCP) . For more details,  view a summary of this webinar.  Email Reggie Gillum at  RGillum@nas.edu to receive a link to the recording of this session. There is no fee for employees ...

On March 9, 2011, TRB conducted a web briefing or "webinar" that explored the findings of NCHRP Report 672: Roundabouts: An Informational Guide—Second Edition . For more details, view a summary of this webinar.  Email Reggie Gillum at  RGillum@nas.edu to receive a link to the recording of this session. There is no fee for employees of TRB sponsors to receive this recording. Othe...

On December 9, 2010, TRB conducted a web briefing or "webinar" that explored a report on a scan of four European countries that examined active traffic management design practices established to help improve the operational performance of congested freeway facilities without compromising safety.  For more details, view a summary of this webinar.  Email Reggie Gillum at  RGillum@...

On December 8, 2010, TRB conducted a web briefing or "webinar" that explored ways to design and construct long-life concrete pavements (LLCP), state experiences implementing LLCPs, and incremental costs of LLCPs.  For more details, view a summary of this webinar.  Email Reggie Gillum at  RGillum@nas.edu to receive a link to the recording of this session. There is no fee for...

On December 2, 2010, TRB conducted a web briefing or "webinar" that explored  the origin, installation, and operational experience of the Pedestrian Hybrid Beacon or HAWK.      For more details, view a summary of this webinar.  Email Reggie Gillum at  RGillum@nas.edu to receive a link to the recording of this session. There is no fee for employees of TRB spon...

On November 29, 2010, TRB conducted a web briefing or "webinar" that explored ways to identify dominant material and structural properties contributing to moisture-induced damage in asphalt concrete pavement.      For more details, view a summary of this webinar.  Email Reggie Gillum at  RGillum@nas.edu to receive a link to the recording of this session. There is ...

On November 2, 2010, TRB conducted a web briefing or "Webinar" that explored enhanced test methods for determining the laboratory mixing and compaction temperatures of unmodified and modified asphalt binders, as addressed in TRB’s National Cooperative Highway Research Program (NCHRP) Report 648: Mixing and Compaction Temperatures of Asphalt Binders in Hot-Mix Asphalt .  For more detai...

On October 13, 2010, TRB conducted a web briefing or "Webinar" that explored a project developed by TRB's second Strategic Highway Research Program (SHRP 2). SHRP 2 created an institutional maturity framework tool that can be used to conduct a self-assessment of current organizational features to achieve effective systems operations and management. In addition, this framework can help orga...

On September 21, 2010, TRB conducted a web briefing or "Webinar" that explored winter weather and the impact on drivers and transportation operations.  For more details, view a summary of this webinar.  Email Reggie Gillum at  RGillum@nas.edu to receive a link to the recording of this session. There is no fee for employees of TRB sponsors to receive this recording. Othe...

On September 16, 2010, TRB conducted a web briefing or "Webinar" that explored ways for municipal, county, and regional planners to improve safety at highway-rail grade crossings.  For more details, view a summary of this webinar.  Email Reggie Gillum at  RGillum@nas.edu to receive a link to the recording of this session. There is no fee for employees of TRB sponsors to...

On September 8, 2010, TRB conducted a web briefing or "Webinar" that explored a project developed by TRB's second Strategic Highway Research Program (SHRP 2) on pavement preservation strategies for high-traffic volume roadways.  For more details, view a summary of this webinar.  Email Reggie Gillum at  RGillum@nas.edu to receive a link to the recording of this session. ...

On August 17, 2010, TRB conducted a web briefing or "Webinar" that explored a project developed by TRB's second Strategic Highway Research Program (SHRP 2) on research and practical methods that can be used in predicting highway travel time.  For more details, view a summary of this webinar.  Email Reggie Gillum at  RGillum@nas.edu to receive a link to the recording of this ...

On June 17, 2010, TRB conducted a web briefing or "Webinar" that explored the role of state departments of transportation in promoting, funding, and implementing transportation demand management programs within their states.  For more details,  view a summary of this webinar. Email Reggie Gillum at  RGillum@nas.edu to receive a link to the recording of this session. Th...

On June 9, 2010, TRB conducted a web briefing or "Webinar" that explored new ideas and practical, workable models for integrating variable road pricing approaches into state, local, and regional policies, programs, and practices.  For more details,  view a summary of this webinar. Email Reggie Gillum at  RGillum@nas.edu to receive a link to the recording of this se...

On Thursday, May 6, 2010, TRB conducted a web briefing or "webinar" that explored a project from TRB’s second Strategic Highway Research Program that developed strategies to improve the project-agreement process between railroads and highway agencies when coordinating on projects that cross or abut railways. For more details,  view a summary of this webinar. Email Reggie Gillum at RGillum@...

On Monday, April 19, 2010, TRB conducted a web briefing or "webinar" that explored practical tips for using the Transportation Research Information Services (TRIS), Research in Progress (RiP), and Research Needs Statements (RNS) databases. For more details,  view a summary of this webinar. Watch a recording of the webinar. You will need  Windows Media Player 9 or higher to v...

On Thursday, April 1, 2010, TRB conducted a web briefing or "webinar" that explored managed lanes' signing requirements in the 2009 Edition of the Manual on Uniform Traffic Control Devices.  For more details,  view a summary of this webinar. Email Reggie Gillum at  RGillum@nas.edu to receive a link to the recording of this session.  There is no fee for&nb...

On  Monday, November 23, 2009, TRB conducted a web briefing or "Webinar" that explored ways to use pavement management to manage highway assets, improve services, and make decisions on repairs.  For more details,  view a summary of this webinar. Email Reggie Gillum at  RGillum@nas.edu to receive a link to the recording of this session.  There is no fee for emp...

On  Tuesday, November 10, 2009, TRB conducted a web briefing or "Webinar" that explored models that can be used to characterize the rheological behavior of asphalt binders to improve performance.   For more details,  view a summary of this webinar. Email Reggie Gillum at  RGillum@nas.edu to receive a link to the recording of this session. There is no fee for employ...

On Wednesday, August 26, 2009, TRB conducted a web briefing or "Webinar" that explored TRB’s report, Funding Options for Freight Transportation Projects. For more details,  view a summary of this webinar. Email Reggie Gillum at  RGillum@nas.edu to receive a link to the recording of this session. There is no fee for employees of TRB sponsors to receive this recording. Others must ...

On June 8, 2009, TRB conducted a web-seminar or “webinar” that explored the use of public–private partnerships to finance highway infrastructure projects. For more details,  view a summary of this webinar.  A recording of this session is not available.

On May 7, 2009, TRB conducted a web-seminar or “webinar” that explored research and best practices for the processing, design, and production of high-reclaimed asphalt pavement mixes. For more details,  view a summary of this webinar. Email Reggie Gillum at  RGillum@nas.edu to receive a link to the recording of this session. There is no fee for employees of TRB sponsors to receiv...

View and listen to selected presentations given at the 88th Annual Meeting in Washington, DC on January 11-15, 2009, as part of the TRB’s Conference Recording series.  The TRB Conference Recording series is designed to bring information presented at TRB conferences and meetings to those who were not able to attend. To request an archived recording, email Reggie Gillum . There is no fee for...

On December 9, 2008, TRB conducted a web-seminar or “webinar” that explored TRB’s Innovations Deserving Exploratory Analysis (IDEA) programs, which provide early-stage funding to for promising but unproven innovations in surface transportation systems. The goal of these programs is to foster ingenious solutions that are unlikely to be funded through traditional means. The webinar is designed t...

On December 8, 2008, TRB conducted a web-seminar or “webinar” that explored the purpose, content, and applications of the Human Factors Guidelines for Road Systems. The webinar is based on National Cooperative Highway Research Program Report 600A, Human Factors Guidelines for Road Systems, Collection A , which is designed to help nonexperts in human factors to consider more effectively the roa...

On November 25, 2008, TRB conducted a web-seminar or “webinar” that examined treatments and guidance on reducing vehicle speeds to high-speed intersections with approach speeds of 45 mph or more. The webinar is based on National Cooperative Highway Research Program (NCHRP) Report 613: Guidelines for Selecting Speed Reduction Treatments at High-Speed Intersections , which is designed to assist ...

On June 20, 2008, TRB conducted a web-seminar or “webinar” that explored culvert design information and best practice installation processes for transportation engineers and maintenance personnel. For more details,  view a summary of this webinar. Email Reggie Gillum at  RGillum@nas.edu to receive a link to the recording of this session. There is no fee for employees of TRB spon...

On May 8, 2008, TRB conducted a web-seminar or “webinar” that examined issues and recent research findings related to pedestrians at signalized intersections. For more details,  view a summary of this webinar. Email Reggie Gillum at  RGillum@nas.edu to receive a link to the recording of this session. There is no fee for employees of TRB sponsors to receive this recording. Others...

On March 18, 2008, TRB conducted a web-seminar or “webinar” that explored the concept of using managed lanes on a system-wide level to address regional mobility and compound travel time benefits by linking individual facilities. For more details,  view a summary of this webinar. Email Reggie Gillum at  RGillum@nas.edu to receive a link to the recording of this session. There is no fe...

View and listen to selected presentations given at the TRB 87th Annual Meeting in Washington, D.C. , on January 13-17, 2008 , as part of the TRB’s Conference Recording series. The TRB Conference Recording series is designed to bring information presented at TRB conferences and meetings to those who were not able to attend.   To request an archived recording, email Reggie Gillum ...

On December 3, 2007, TRB conducted a web-seminar or “webinar” that examined the development of USLIMITS2 and explored case studies showing the real-world application of the expert system. For more details,  view a summary of this webinar. Email Reggie Gillum at  RGillum@nas.edu to receive a link to the recording of this session. There is no fee for employees of TRB sponsors to r...

View and listen to selected presentations given at the 86th Annual Meeting in Washington, D.C., on January 21-25, 2007, as part of the TRB’s Conference Recording series. The TRB Conference Recording series is designed to bring information presented at TRB conferences and meetings to those who were not able to attend.   To request an archived recording, email Reggie Gillum . There is no fe...

2006 Key Issues in Transportation Programming: Second National Conference: Conference Recording   View and listen to selected presentations given at the Key Issues in Transportation Programming: Second National Conference in Seattle, WA, on November 12-14, 2006, as part of the TRB’s Conference Recording series. The TRB Conference Recording series is designed to bring information presented...

2006 Research Opportunities in Radio Frequency Identification (RFID) Transportation Applications Conference : Conference Recording   View and listen to selected presentations given at the Research Opportunities in Radio Frequency Identification (RFID) Transportation Applications Conference in Washington , D.C. , on October 17-18, 2006 , as part of the TRB’s Conference Recording series. Th...

2006 Freight Demand Modeling:Tools for Public-Sector Decision Making : Conference Recording   View and listen to selected presentations given at the Freight Demand Modeling:Tools for Public-Sector Decision Making in Washington , D.C. , on September 25-27, 2006 , as part of the TRB’s Conference Recording series. The TRB Conference Recording series is designed to bring information presented...

2006 Innovations in Travel Demand Forecasting : Conference Recording   View and listen to selected presentations given at the Innovations in Travel Demand Forecasting in Austin , TX , on May 21-23, 2006 , as part of the TRB’s Conference Recording series. The TRB Conference Recording series is designed to bring information presented at TRB conferences and meetings to those who were not abl...

View and listen to selected presentations given at the TRB 2006 Annual Meeting Summary of Major Issues in Albany , NY , on March 15, 2006 prepared by the New York State Department of Transportation , as part of the TRB’s Conference Recording series. The TRB Conference Recording series is designed to bring information presented at TRB conferences and meetings to those who were not able to atten...

View and listen to selected presentations given at the 85th Annual Meeting in Washington , D.C. , on January 22-26, 2006 , as part of the TRB’s Conference Recording series. The TRB Conference Recording series is designed to bring information presented at TRB conferences and meetings to those who were not able to attend.   To request an archived recording, email Reggie Gillum . There is no...

2005 6th International Bridge Engineering Conference : Conference Recording   View and listen to selected presentations given at the 6th International Bridge Engineering Conference in Boston , MA , on July 17-20, 2005 , as part of the TRB’s Conference Recording series. The TRB Conference Recording series is designed to bring information presented at TRB conferences and meetings to those w...

2005 Joint Summer Conference : Conference Recording   View and listen to selected presentations given at the Joint Summer Conference in Boston , MA , on July 10-12, 2005 , as part of the TRB’s Conference Recording series. The TRB Conference Recording series is designed to bring information presented at TRB conferences and meetings to those who were not able to attend.   To request an...

2005 3rd International Symposium on Highway Geometric Design : Conference Recording   View and listen to selected presentations given at the 3rd International Symposium on Highway Geometric Design in Chicago , IL , on June 29 - July 2, 2005 , as part of the TRB’s Conference Recording series. The TRB Conference Recording series is designed to bring information presented at TRB conferences ...