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Upcoming Electronic Events (Webinars) about Pavements

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Recorded Electronic Sessions about Pavements

TRB Webinar: How Rough is Your Pavement? Measuring Pavement Profiles for Low-Speed Roads
March 22, 2022
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 .

TRB Webinar: Designing and Constructing Concrete with Advancing Technologies
February 22, 2022
Please find this information at https://www.nationalacademies.org/event/02-22-2022/trb-webinar-designing-and-constructing-concrete-with-advancing-technologies .

TRB Webinar: Hit the Ground Running—Innovative Concrete Pavements in Roundabout Design
December 16, 2021
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 .

TRB Webinar: Paving the Way Toward Carbon-Neutral Concrete
November 29, 2021
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 .

TRB Webinar: Pavement Maintenance Before Preservation
November 22, 2021
Please find this information on our new website at https://www.nationalacademies.org/event/11-22-2021/trb-webinar-pavement-maintenance-before-preservation.

TRB Webinar: Hit the Ground Running—Designing Roundabouts with Conventional Pavement
November 17, 2021
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 .

TRB Webinar: Progress Toward More Resilient Pavements
November 9, 2021
Please find this information on our new website at https://www.nationalacademies.org/event/11-09-2021/trb-webinar-progress-toward-more-resilient-pavements .

TRB Webinar: Giving Low-Volume Roads a Longer Life with Geosynthetics
November 8, 2021
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.

TRB Webinar: Entrained Air-Void Systems for Durable Highway Concrete
October 26, 2021
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 .

TRB Webinar: Transportation Resilience Metrics
October 19, 2021
Please find this information on our new website at https://www.nationalacademies.org/event/10-19-2021/trb-webinar-transportation-resilience-metrics .

TRB Webinar: Practical Perspectives on Alkali Silica Reactivity
October 14, 2021
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 .

TRB Webinar: Ensuring Construction Quality Assurance with Light-Weight Deflectometers
September 30, 2021
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 .

TRB Webinar: Chip Seals, Microsurfacing, and Fog Seals Specifications
September 14, 2021
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 .

TRB Webinar: Fixing the Bump at the End of the Bridge
August 30, 2021
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TRB Webinar: Use and Design of Low-Density Cellular Concrete
August 26, 2021
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TRB Webinar: Evaluating and Rating Unsurfaced Roads
August 25, 2021
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TRB Webinar: Improving Pavement Geomaterial Performance with Unsaturated Soil Mechanics
August 3, 2021
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TRB Webinar: Asphalt Killers—Fatigue, Formulation, and Old Age in Binders
July 8, 2021
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TRB Webinar: Rapid Testing for Asphalt-Treated Cold Recycled Pavements
June 16, 2021
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TRB Webinar: Not Easy Being Green–Colorizing Bicycle Lanes to Enhance Safety
June 2, 2021
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TRB Webinar: Paving the Way to Successful AASHTOWare Pavement ME Implementation
April 26, 2021
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TRB Webinar: Advances in Pavement Condition Surveys
April 7, 2021
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TRB Webinar: Evaluating Tack Coat Materials’ Durability in Asphalt Pavements
March 31, 2021
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TRB Webinar: Concrete Overlays of Asphalt
March 11, 2021
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TRB Webinar: Chemical Treatments on Low-Volume Roads
March 3, 2021
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TRB Webinar: Centering Seams – Maintaining Centerline Joints in Asphalt Pavements
February 17, 2021
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TRB Webinar: Understanding Pavements – Long-Term Pavement Performance Program Updates
February 4, 2021
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TRB Webinar: Paving the Way - Smart and Multifunctional Pavements
November 19, 2020
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TRB Webinar: Where Are We Now with Performance-Based Pavement Warranties?
October 19, 2020
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TRB Webinar: Introducing an Improved Design Procedure for Unbonded Concrete Overlays
October 5, 2020
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TRB Webinar: Enhancing Pavement Foundation Resilience through Moisture Measurement
September 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...

TRB Webinar: Fabricating Asphalt for Laboratory Testing
September 9, 2020
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TRB Webinar: Preserving Concrete Pavement
August 19, 2020
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TRB Webinar: What’s Cooler than Cool? Cooler Pavements for Urban Heat Island Mitigation
August 13, 2020
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TRB Webinar: Selecting Better Pavement Markings through Field Trials
August 10, 2020
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TRB Webinar: Strategic Issues Affecting Highway Preservation, Maintenance, and Renewal
July 23, 2020
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TRB Webinar: Pavement Deflections – Past, Present, and Future
June 24, 2020
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TRB Webinar: How To Use Self-Consolidating Concrete in Bridge Applications
June 11, 2020
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TRB Webinar: How to Certify and Verify Pavement Surface Condition Data
June 10, 2020
Please find this information at https://www.nationalacademies.org/event/06-10-2020/trb-webinar-how-to-certify-and-verify-pavement-surface-condition-data .

TRB Webinar: How Construction History May Enhance a Pavement Management System
April 9, 2020
Please find this information on our new website at https://www.nationalacademies.org/event/04-09-2020/trb-webinar-how-construction-history-may-enhance-a-pavement-management-system .

TRB Webinar: How rough is your pavement?
March 17, 2020
Please find this information at https://www.nationalacademies.org/event/03-17-2020/trb-webinar-how-rough-is-your-pavement .

TRB Webinar: Quantifying the performance of your pavement preservation
March 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...

TRB Webinar: How to preserve your pavement through better crack seal
February 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...

TRB Webinar: Advanced Structural Materials for Concrete Bridges
December 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...

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...

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. ...

TRB Webinar: Automated Pavement Condition SurveysTRB Webinar: Automated Pavement Condition Surveys
October 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...

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...

TRB Webinar: Open Graded Pavements: A Primer with Emphasis on Water Quality Benefits
September 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...

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...

TRB Webinar: Recent Developments in Cold Asphalt Recycling
August 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...

TRB Webinar: Use of Life Cycle Assessment in Public Procurement: State of Practice
August 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...

TRB Webinar: Continuous Deflection for Comprehensive Pavement Assessments
May 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...

TRB Webinar: Evaluation of Superheavy Load Movement on Flexible Pavements
April 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...

TRB Webinar: Waterborne Traffic Paint Application, Materials Selection, and Testing
March 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...

TRB Webinar: Balanced/Performance-Engineered Asphalt Mixture Design – Part 2
November 26, 2018
TRB conducted a webinar on Monday, November 26, 2018 from 2:00 PM to 3:30 PM ET that discussed balanced/performance-engineered asphalt mixture design. Agencies have identified the integration of mechanical and performance tests with current volumetric design practice as an encouraging method for the production of longer-lasting asphalt pavements. Part 2 of this webinar series identified case st...

TRB Webinar: Moisture Infiltration and Pavement Surface Treatments
November 19, 2018
TRB conducted a webinar on Monday, November 19, 2018, from 2:00 PM to 3:30 PM ET that discussed available methods for measuring moisture infiltration into pavements. Presenters described a universal method for measuring water infiltration into multiple types of in-place asphalt pavement surfaces. They also discussed novel materials, design, and/or construction practices that may minimize moistu...

TRB Webinar: Balanced/Performance-Engineered Asphalt Mixture Design – Part 1
November 1, 2018
TRB conducted a webinar on Thursday, November 1, 2018 from 2:00 PM to 3:30 PM ET that discussed balanced/performance-engineered asphalt mixture design. Agencies have identified the integration of mechanical and performance tests with current volumetric design practice as an encouraging method for the production of longer-lasting asphalt pavements. Part I of this webinar series focuses on examin...

TRB Webinar: Moisture Damage in Asphalt Pavements: Forensic Analyses and Research Needs
October 31, 2018
TRB conducted a webinar on Wednesday, October 31, 2018, from 2:00 PM to 4:00 PM ET that provides a practical discussion of moisture damage in asphalt pavements. The presenters discussed real-world examples of how transportation agencies have investigated moisture damage in specific projects; useful cost-benefit considerations when addressing asphalt mixtures that may be susceptible to moisture ...

TRB Webinar: Reducing Pavement Damage Due to Spring Thaw
October 30, 2018
TRB conducted a webinar on Tuesday, October 30, 2018 from 2:00 PM to 3:30 PM ET that discussed techniques for reducing pavement damage due to spring thaw, especially on low volume roads. These techniques include improving geometric design, properly posting spring load restrictions, and modifying drainage systems. Presenters highlighted case studies of mitigation techniques from Minnesota, New Y...

TRB Webinar: Designing Pavement Subsurface Drainage Using DRIP Software
October 23, 2018
TRB conducted a webinar on Tuesday, October 23, 2018 from 2:00 PM to 4:00 PM ET that explored how to use Drainage Requirements in Pavement (DRIP) software to design effective drainage systems for pavements. The absence of adequate drainage in pavements may lead to premature distress or failure of the pavement system, especially regarding load carrying capacity. The DRIP software, which can be d...

TRB Webinar: Guidelines for Resurfacing, Restoration, and Rehabilitation Projects
October 2, 2018
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 Webinar: Performance-Based Mix Design of Porous Friction CoursesTRB Webinar: Performance-Based Mix Design of Porous Friction Courses
September 10, 2018
TRB conducted a webinar on Monday, September 10, 2018, from 2:00 PM to 3:30 PM ET that featured research from the National Cooperative Highway Research Program (NCHRP)’s Research Report 877 : Performance-Based Mix Design for Porous Friction Courses. This webinar provided guidelines for a performance-based mix design procedure for porous friction courses (PFC) that includes laboratory testing. A...

TRB Webinar: Pavement Design Role Reversal: Mixtures Before Design and Construction
August 23, 2018
TRB conducted a webinar on Thursday, August 23, 2018 from 2:00 PM to 4:00 PM ET that illustrated case studies where asphalt mixtures were specifically designed to meet situations in which conventional design approaches were not appropriate. In conventional practice, the pavement is designed using a set of standard asphalt mixture properties, resulting in a structural pavement thickness to meet ...

TRB Webinar: Structural Design of Porous Asphalt Pavements
July 17, 2018
TRB conducted a webinar on Tuesday, July 17, 2018 from 2:00 PM to 3:30 PM ET that discussed the composition and use of porous asphalt pavements. Porous asphalt pavements (PAP) have the potential to increase sustainability and lessen the environmental impact of projects, although PAP is typically used for parking lots and other low volume road applications. Presenters identified the structural d...

TRB Webinar: Using Pavement Management to Set and Analyze Targets for Federal Reporting
July 10, 2018
TRB conducted a webinar on Tuesday, July 10, 2018 from 2:00PM to 3:30PM ET that described a method in which departments of transportation (DOTs) could manage their road networks in order to predict performance measures for Moving Ahead for Progress in the 21 st Century (MAP-21) and Fixing America’s Surface Transportation (FAST) Act. MAP-21 and the FAST Act require state DOTs to establish and re...

TRB Webinar: Internal Curing of Concrete Pavements: State-of-the-Practice
May 24, 2018
TRB conducted a webinar on Thursday, May 24, 2018 from 2:00PM to 3:30PM ET that provided an overview of the primary concepts of internal curing for concrete pavements. This webinar focused on information in Technical Brief FHWA-HIF-16-006 .* Presenters discussed the practical applications, mixture design, and quality control of internally cured concrete pavements. This webinar builds upon conte...

TRB Webinar: Bases/Subbases for Concrete Pavements: State-of-the-Practice
April 17, 2018
TRB conducted a webinar on Tuesday, April 17, 2018, from 1:00PM to 2:30PM ET that will provide an overview of the design and construction of bases and subbases for concrete pavements and its impact on pavement performance. This webinar will focus on information in Technical Brief FHWA-HIF-16-005 .* The presenters discussed experiences with experimental sections constructed at the MnRoad test tr...

TRB Webinar: Quality Assurance and Quality Control for Pavement Preservation
April 3, 2018
TRB conducted a webinar on Tuesday, April 3, 2018 from 2:00 PM to 3:30 PM ET that identified the needs of Quality Assurance/Quality Control (QA/QC) for pavement preservation in construction operations.  Presenters described QA/QC approaches currently used by the National Center for Asphalt Technology and Minnesota Roads. They also described proposed QA/QC models from the Federal Highway Ad...

TRB Webinar: Pavement Marking Maintenance: Practices and Proposed Standards
March 29, 2018
TRB conducted a webinar on Thursday, March 29, 2018, from 2:00 PM to 3:30 PM ET that explores promising pavement marking maintenance practices. This webinar focused on assessing pavement marking retroreflectivity to ensure roadways are safe for night-time travel. The presenters provided a brief update on the proposed minimum standards to the Manual on Uniform Traffic Control Devices (MUTCD), an...

TRB Webinar: Specifying and Measuring Asphalt Density to Ensure Pavement PerformanceTRB Webinar: Specifying and Measuring Asphalt Density to Ensure Pavement Performance
March 27, 2018
TRB conducted a webinar on Tuesday, March 27, 2018 from 2:00 PM to 3:30 PM ET that featured research from the National Cooperative Highway Research Program (NCHRP)’s Research Report 856 : Specifying and Measuring Asphalt Pavement Density to Ensure Pavement Performance. The in-place density of asphalt mixtures is the single most important property of the asphalt mixture in the pavement. This web...

TRB Webinar: Pavement Maintenance Programming Using 3D Laser Technology
March 26, 2018
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 Webinar: Cold Recycled  & Reclaimed Asphalt Concrete Properties for Pavement DesignTRB Webinar: Cold Recycled & Reclaimed Asphalt Concrete Properties for Pavement Design
March 22, 2018
TRB conducted a webinar on Thursday, March 22, 2018 from 2:00 PM to 3:30 PM ET that featured research from the National Cooperative Highway Research Program (NCHRP)’s Research Report 863 : Material Properties of Cold In-Place Recycled and Full-Depth Reclamation Asphalt Concrete. Pavement recycling techniques are effective for rehabilitating existing pavements or constructing new pavements while...

TRB Webinar: Permeable Concrete Pavements: State-of-the-Practice
March 15, 2018
TRB conducted a webinar on Thursday, March 15, 2018, from 2:00PM to 3:30PM ET that will provide an overview about the state-of-the-practice for two types of permeable concrete pavement systems and their use. This webinar focused on information in Technical Brief FHWA-HIF-16-004 .* Presenters discussed the structural and hydrological design, factors for successful construction and maintenance, a...

TRB Webinar: Considerations for Pavement Applications and Maintenance at AirportsTRB Webinar: Considerations for Pavement Applications and Maintenance at Airports
February 28, 2018
TRB conducted a webinar on Wednesday, February 28, 2018, from 2:00PM to 3:30PM ET that features research from the Airport Cooperative Research Program (ACRP)’s Report 159 : Pavement Maintenance Guidelines for General Aviation Airport Management and Research Report 178 : Guidance for Usage of Permeable Pavement at Airports. This webinar discussed the development of a web-based airport pavement m...

TRB Webinar: Roller-Compacted Concrete Pavements State-of-the-Practice
February 14, 2018
TRB conducted a webinar on Wednesday, February 14, 2018 from 2:00PM to 3:30PM ET that provides an overview about the state-of-the-practice for roller-compacted concrete (RCC) pavements. RCC is placed with conventional or high-density asphalt paving equipment, and then compacted with rollers. This webinar focused on information in Technical Brief FHWA-HIF-16-003 .* It illustrated the uses for RC...

TRB Webinar: Improving Asphalt Content Determination through Ignition TestingTRB Webinar: Improving Asphalt Content Determination through Ignition Testing
December 6, 2017
TRB conducted a webinar on Wednesday, December 6, 2017 from 2:00 PM to 3:30 PM ET that featured research from the National Cooperative Highway Research Program (NCHRP)’s Report 847 : Variability of Ignition Furnace Correction Factors. This webinar discussed the significant influences that affect the variability of asphalt and aggregate correction factors for ignition furnaces. Presenters discus...

TRB Webinar: Long-Term Field Performance of Warm Mix Asphalt PavementsTRB Webinar: Long-Term Field Performance of Warm Mix Asphalt Pavements
October 25, 2017
TRB conducted a webinar on Wednesday, October 25, 2017 from 2:00 PM to 3:30 PM ET that featured research from the National Cooperative Highway Research Program (NCHRP)’s Report 843 : Long-Term Field Performance of Warm Mix Asphalt Technologies. Presenters highlighted field performance and material property determinants of several issues that arise with warm mix asphalt (WMA), including transver...

TRB Webinar: Performance Grade Specifications for Emulsions Used in Pavement Preservation TreatmentTRB Webinar: Performance Grade Specifications for Emulsions Used in Pavement Preservation Treatment
October 23, 2017
TRB conducted a webinar on Monday, October 23, 2017 from 2:00 PM to 3:30 PM ET that featured research from the National Cooperative Highway Research Program (NCHRP)’s Report 837 : Performance-Related Specifications for Emulsified Asphalt Binders Used in Preservation Surface Treatments. This webinar examined three pavement preservation surface treatments: chip seal, microsurfacing, and spray sea...

TRB Webinar: Developing Pavement Performance Models
October 11, 2017
TRB conducted a webinar on Wednesday, October 11, 2017, from 2:30 PM to 4:00 PM ET that provides guidance to state and municipal roadway authorities on how they may improve the prediction capabilities of their pavement management systems by incorporating recent advances in performance prediction models. The state-of-the-art of developing performance models has advanced through a more comprehens...

TRB Webinar: Designing and Producing High Reclaimed Asphalt Pavement and Recycled Asphalt Shingles MixturesTRB Webinar: Designing and Producing High Reclaimed Asphalt Pavement and Recycled Asphalt Shingles Mixtures
September 25, 2017
TRB conducted a webinar on Monday, September 25, 2017 from 2:00 PM to 3:30 PM ET that featured research from the National Cooperative Highway Research Program (NCHRP) Synthesis 495 : Use of Reclaimed Asphalt Pavement and Recycled Asphalt Shingles in Asphalt Mixtures. The webinar provided a summary of current practices for the use of reclaimed asphalt pavement (RAP) and recycled asphalt shingles...

TRB Webinar: Rigid Pavement Rehabilitation: Looking Back, Looking Forward
September 5, 2017
TRB will conduct a webinar on Tuesday, September 5, 2017 from 1:00 PM to 3:00 PM ET that examines how rigid pavement rehabilitation has evolved over the last several decades, and also looks towards the future with highlights of some new and innovative rehabilitation solutions. The presenters will provide various perspectives on current and innovative practices for the effective repair and reha...

TRB Webinar: New Pavement Engineering Technologies - The Long Term Pavement Performance Climate and Bind Tools
August 21, 2017
TRB conducted a webinar on Monday, August 21, 2017 from 2:00 PM to 3:30 PM ET that discussed two new tools designed by the Long Term Pavement Performance (LTPP) Program: the LTPP Climate and LTPPBind Online tools. The LTPP Climate Tool offers users access to climate data derived from NASA’s Modern Era Retrospective-Analysis for Research and Applications (MERRA) database for applications includi...

TRB Webinar: Flexible Pavement Rehabilitation: Looking Back, Looking Forward
July 31, 2017
  TRB will conduct a webinar on Monday, July 31, 2017 from 2:00 PM to 4:00 PM ET that examines how flexible pavement rehabilitation has evolved over the past several decades, and also looks toward the future with highlights of some new rehabilitation solutions. The presenters will provide various perspectives on current and innovative practices for the effective repair and rehabilitation ...

TRB Webinar: Application of Intelligent Compaction Technology for Compaction Quality Control of Pavement Layers
July 20, 2017
TRB conducted a webinar on Thursday, July 20, 2017 from 2:00PM to 3:30PM ET that provided an overview of Intelligent Compaction (IC) technology, including how IC can be applied to soils, bases, and asphalt layers. IC deals with the continuous assessment of compacted layer properties using roller vibration parameters and roller speed integrated with GPS to provide comprehensive compaction infor...

TRB Webinar: Pavement Management Practices in the U.S. and CanadaTRB Webinar: Pavement Management Practices in the U.S. and Canada
July 17, 2017
TRB conducted a webinar on Monday, July 17, 2017 from 1:00 PM to 2:30 PM ET that featured research from the National Cooperative Highway Research Program (NCHRP)’s Synthesis 501 : Pavement Management Systems: Putting Data to Work. This webinar examined current pavement management practices, focusing primarily on the types of systems, data analysis and performance modeling, and how data is used...

TRB Webinar: Use of Traffic-Speed Deflection Devices in Network-Level Pavement Management Applications
June 8, 2017
TRB will conduct a webinar on Thursday, June 8, 2017, from 2:00PM to 3:30PM ET that will explore using traffic speed deflection devices for pavement structural evaluation at the network level. Presenters will focus on findings from a U.S. Federal Highway Administration study that assessed, evaluated, and validated the capacity of deflection devices in order to determine their readiness for impl...

TRB Webinar: Lessons Learned from the International Roughness Index Smoothness Specifications
May 17, 2017
TRB will conduct a webinar on Wednesday, May 17, 2017, from 2:00PM to 3:30PM ET about how state agencies use the International Roughness Index (IRI) as construction acceptance criteria on final paved surfaces. Presenters will explore why positive and/or negative pay adjustment schedules are applied. They will also discuss how some areas with excessive IRI may trigger corrective actions, includi...

TRB Webinar: Texture Measurements and Their Correlation with Pavement Functional Performance
April 27, 2017
TRB conducted a webinar on Thursday, April 27, 2017, from 2:00PM to 3:30PM ET on how pavement texture measurements correlate with functional performance. Pavement texture is defined by the irregularities on a pavement surface that deviate from an ideal, perfectly flat surface. Texture influences many surface characteristics, including measures of road safety, friction, smoothness, splash and sp...

TRB Webinar: Comparing the Volumetric and Mechanical Properties of Laboratory and Field Specimens of Asphalt ConcreteTRB Webinar: Comparing the Volumetric and Mechanical Properties of Laboratory and Field Specimens of Asphalt Concrete
April 20, 2017
TRB conducted a webinar on Thursday, April 20, 2017 from 2:00 PM to 3:30 PM ET that featured research from the National Cooperative Highway Research Program (NCHRP)’s Report 818 : Comparing the Volumetric and Mechanical Properties of Laboratory and Field Specimens of Asphalt Concrete. This webinar discussed how to evaluate the causes and magnitude of variability of specimen types tested in qual...

TRB Webinar: Bases/Subbases for Concrete Pavements
April 17, 2017
TRB conducted a webinar on Monday, April 17, 2017, from 2:00 PM to 3:30 PM ET about bases and subbases for concrete pavements. This webinar focused on information in Technical Brief FHWA-HIF-16-005 *. Presenters discussed rigid pavement layer configurations, design considerations including the importance of positive drainage, and materials. They also addressed factors for successful constructio...

TRB Webinar: Performance Specifications for Asphalt MixturesTRB Webinar: Performance Specifications for Asphalt Mixtures
March 30, 2017
TRB conducted a webinar on Thursday, March 30, 2017 from 2:00 to 3:30 PM ET that featured research from the National Cooperative Highway Research Program (NCHRP)’s Synthesis 492 : Performance Specifications for Asphalt Mixtures. This webinar explored performance tests for volumetric properties of asphalt mixtures. Performance tests are intended to extend service life by guiding material selecti...

TRB Webinar: Advances in Concrete Pavement Joint Durability
March 20, 2017
TRB conducted a webinar on Monday, March 20, 2017, from 2:00PM to 3:30PM ET about approaches that practitioners may use to alleviate joint deterioration in concrete pavement. This webinar presented challenges in maintaining concrete pavement and solutions to mitigate joint damage and thereby increase the service life of concrete pavement. The presenters described recent advancements in understa...

TRB Webinar: Permeable Concrete Pavements
March 9, 2017
TRB conducted a webinar on Thursday, March 9, 2017, from 2:00PM to 3:30PM ET about permeable concrete pavements. This webinar focused on information in Technical Brief FHWA-HIF-16-004 *. Presenters discussed two types of permeable concrete pavements and their use in structural and hydrological design. They will addressed factors for successful construction and maintenance of permeable concrete ...

TRB Webinar: Internal Curing of Concrete Pavements
February 16, 2017
TRB conducted a webinar on Thursday, February 16, 2017, from 2:00PM to 3:30PM ET on internal curing of concrete pavements. Internal curing is the process by which the curing water comes from the aggregates within the concrete instead of from the concrete’s surface as in the conventional curing process. This webinar focused on information in Technical Brief FHWA-HIF-16-006 .* The presenters disc...

TRB Webinar: Roller-Compacted Concrete Pavements
January 23, 2017
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 Webinar: Roller-Compacted Concrete: Recent Research and Development
November 30, 2016
TRB conducted a webinar on Wednesday, November 30, 2016, from 2:00PM to 3:30PM ET that highlighted current research and advances related to roller-compacted concrete pavement (RCC) mixture and thickness design as well as pavement surface performance. This webinar was organized by the TRB Standing Committees on Concrete Pavement Construction and Rehabilitation, Design and Rehabilitation of Concr...

TRB Webinar: Construction, Quality Control & Performance of Unbound Granular LayersTRB Webinar: Construction, Quality Control & Performance of Unbound Granular Layers
November 15, 2016
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 Webinar: Determination of In-Place Elastic Layer Modulus: Backcalculation Methodology and Procedures
October 25, 2016
TRB conducted a webinar on Tuesday, October 25, 2016 from 2:00PM to 3:30PM ET that focuses on determining an existing pavement’s layer elastic moduli using non-destructive Falling Weight Deflectometer (FWD) testing and the backcalculation of deflection data. These practices are documented by the American Association of State Highway and Transportation Officials (AASHTO) Mechanistic-Empirical Pa...

TRB Webinar: Development and Validation of Performance-Based Hot-Poured Crack Sealant Specifications
October 6, 2016
TRB conducted a webinar on Thursday, October 6, 2016 from 2:00PM to 3:30PM ET that discusses the performance grading system for hot-poured crack sealants. Crack sealants can be a cost-effective preventative maintenance method for pavements. When properly installed, crack sealants can extend pavement service life for as many as five years. This webinar discussed research from two U.S. Federal Hi...

TRB Webinar: Improved Specimen Preparation for Soil-Cement Design and Construction Monitoring
September 12, 2016
TRB conducted a webinar on Monday, September 12, 2016 from 2:00PM to 3:30PM ET on a new compaction device that can serve as a tool to improve soil-cement test specimen preparation. The plastic mold (PM) device can produce high-quality test specimens for soil-cement pavement layer thickness design testing, laboratory mixture design testing, and construction quality assurance testing. This webina...

TRB Webinar: Measurement and Evaluation of Pavement Splash and Spray
August 31, 2016
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 Webinar: Moisture and Compaction Measurement during Unbound Aggregate Layer Construction
August 22, 2016
TRB conducted a webinar on Monday, August 22, 2016 from 1:00PM to 2:30PM ET that discussed the construction of unbound aggregate layers. Roads last longer when unbound aggregate layers are built well. Because it is important to compact materials at the correct moisture levels, accurate and fast measurements of moisture and compaction during construction can improve quality and long term perform...

TRB Webinar: Development and Implementation of the Reflective Cracking Model in the Mechanistic-Empirical Pavement Design GuideTRB Webinar: Development and Implementation of the Reflective Cracking Model in the Mechanistic-Empirical Pavement Design Guide
August 17, 2016
TRB conducted a webinar on Wednesday, August 17, 2016 from 2:00PM to 3:30PM ET that featured research from National Cooperative Highway Research Program (NCHRP) Report 669 : Models for Predicting Reflection Cracking of Hot-Mix Asphalt Overlays. Reflective cracking is caused by discontinuities, such as cracks and joints, in underlying layers. These discontinuities can propagate through an asphal...

TRB Webinar: Inverted Pavements
July 18, 2016
TRB conducted a webinar on Monday, July 18, 2016 from 2:00PM to 3:30PM ET that discussed the concept of inverted pavements. Unlike traditional pavement systems, inverted pavements are built using layers that increase in stiffness from the bottom (subgrade) up to the wearing surface. Inverted pavements may have a lower carbon footprint during construction, provide equal or superior service live,...

TRB Webinar: Converting Paved Roads to UnpavedTRB Webinar: Converting Paved Roads to Unpaved
June 30, 2016
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 Webinar: Consideration of Preservation in Pavement Design and Analysis ProceduresTRB Webinar: Consideration of Preservation in Pavement Design and Analysis Procedures
June 27, 2016
TRB conducted a webinar on Monday, June 27, 2016, from 2:00 to 3:30PM ET that featured research from National Cooperative Highway Research Program (NCHRP) Report 810 : Consideration of Preservation in Pavement Design and Analysis Procedures. This research examined three methods for examining the effectiveness of pavement preservation: developing response models that consider preservation in mec...

TRB Webinar: Thin Asphalt Concrete OverlaysTRB Webinar: Thin Asphalt Concrete Overlays
June 20, 2016
TRB conducted a webinar on Monday, June 20, 2016, from 2:00 to 3:30PM ET that featured research from National Cooperative Highway Research Program (NCHRP) Synthesis 464 : Thin Asphalt Concrete Overlays. These overlays may be useful for pavement maintenance, rehabilitation, and preservation. This webinar focused on the results of a survey on thin lift overlays and selecting the appropriate thin ...

TRB Webinar: Quality Management Plans for Network Level Pavement Data Collection
June 7, 2016
TRB conducted a webinar on Tuesday, June 7, 2016 from 2:00PM to 4:00PM ET on Quality Management Plans (QMP) for Effectively Collecting Network Data on Pavement Conditions.  Pavement condition data is used to model pavement performance, project future pavement condition, develop recommendations for future treatments, and evaluate program effectiveness. This webinar discussed how QMPs can he...

TRB Webinar: Minimizing the Risk of Early Age Cracking in Concrete
May 25, 2016
TRB conducted a webinar on Wednesday, May 25, 2016, from 2:00 to 3:30PM ET that discussed the causes of cracking in concrete, how to measure cracking, and how to reduce it. This webinar explained how minimizing cracking can extend the service life of various structures, and illustrated real life applications of crack reduction in design and construction. This webinar was organized by the TRB St...

TRB Webinar: Using Pavement Management System Data to Meet Agency Needs
May 16, 2016
TRB conducted a webinar on Monday, May 16, 2016, from 1:00 to 2:30PM ET that provided pavement management system (PMS) users with examples of how agencies are using their PMS data. The goal of this webinar was to encourage agencies to use their systems to address current and upcoming needs. These needs include measuring performance of a particular pavement type or system, using PMS data for per...

TRB Webinar: Resistivity Measurements in Concrete
April 13, 2016
TRB conducted a webinar on Wednesday, April 13, 2016 from 2:00-3:30PM ET that detailed the latest advancements in resistivity measurements in concrete. The webinar discussed the status of standard test method development for both bulk and surface resistivity. This webinar also mentioned factors that affect resistivity measurements, as well as examples of implementation of resistivity measuremen...

TRB Webinar: Properties and Short-Term Laboratory Conditioning of Foamed Asphalt for Warm Mix Asphalt ApplicationsTRB Webinar: Properties and Short-Term Laboratory Conditioning of Foamed Asphalt for Warm Mix Asphalt Applications
April 7, 2016
TRB conducted a webinar on Thursday, April 7, 2016 from 2:00-3:30PM ET that featured two different research projects about asphalt mixes conducted by the National Cooperative Highway Research Program (NCHRP) . This webinar explored the effects of foaming on asphalt warm mix properties and the effects of aging on the behavior of asphalt mixes. This webinar provided an overview of both NCHRP rese...

TRB Webinar: Lessons Learned from 10 Years+ of Using Full-Depth Reclamation for Road Rehabilitation
March 9, 2016
TRB conducted a webinar on Wednesday, March 9, 2016 from 1:00PM to 3:00PM ET that covered lessons learned from more than 10 years of using Full-Depth Reclamation (FDR) to rehabilitate deteriorated pavements. This webinar discussed experiences and identified mechanisms for ensuring that problems are not repeated on future projects. This webinar has been adapted from a workshop on the topic prese...

TRB Webinar: Comprehensive Analysis of Thermal Cracking in Asphalt Pavements
March 8, 2016
TRB conducted a webinar on Tuesday, March 8, 2016 from 2:00PM to 4:00PM ET that examined research conducted by University of Nevada, Reno as part of the Asphalt Research Consortium (ARC) sponsored by the U.S. Federal Highway Administration (FHWA). ARC developed a model for thermal cracking analysis in asphalt pavements. This webinar explored how this model’s modifications may remedy the limitat...

TRB Webinar: Improved Test Methods for Specific Gravity and Absorption of Coarse and Fine AggregateTRB Webinar: Improved Test Methods for Specific Gravity and Absorption of Coarse and Fine Aggregate
February 18, 2016
TRB conducted a webinar on Thursday, February 18, 2016 from 2:00PM to 3:30PM ET that featured a research report conducted by the National Cooperative Highway Research Program (NCHRP) that explores test methods for determining the specific gravity and absorption of coarse and fine aggregates. These methods are designed to improve the accuracy, precision, ease of use, and time required for condit...

TRB Webinar: Promising Practices for Construction, Repair and Rehabilitation of Continuously Reinforced Concrete Pavement (CRCP)TRB Webinar: Promising Practices for Construction, Repair and Rehabilitation of Continuously Reinforced Concrete Pavement (CRCP)
January 28, 2016
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 Webinar: Effect of Wide-base Tires on Pavement Damage – A National Study, Part II
October 19, 2015
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 Straight to Recording for All: Asphalt Pavement Crack Sealing Processes, Materials, and Installation Procedures
October 14, 2015
TRB recorded presentations in September and October 2015 that focused on the proper preparation and installation techniques for crack sealing asphalt concrete pavements. This is the second installment in a series. The videos in this installment featured the types of installation equipment necessary, and highlighted promising practices and materials that could be used to ensure successful sealan...

TRB Straight to Recording for All: New Concepts in Controlling Asphalt Strain for Perpetual Pavement Design
October 5, 2015
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 Webinar: Superpave5: Constructing Asphalt Pavement with Road Air Voids Equal to Design Air Voids
September 10, 2015
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 Straight to Recording for All: Concrete Joint and Crack Sealing Basics
September 2, 2015
TRB recorded presentations in August 2015 that focused on preparation and installation techniques for crack and joint sealing of concrete pavements.  Panelists described types of installation equipment that may be used and practices and materials that may help with successful sealant installation. These videos also feature trouble-shooting examples and current research into base erosion re...

TRB Webinar: Mechanisms and Mitigation Strategies for Reflective Cracking in Rehabilitated Pavements
August 24, 2015
TRB conducted a webinar on August 24, 2015, from 2:00pm to 4:00pm ET that presented the main mechanisms responsible for reflective cracking. Webinar presenters also introduced an evaluation of different mitigation strategies based on past research and evaluation studies. Reflection cracking is a serious challenge associated with pavement rehabilitation. Practical experience shows that reflectio...

TRB Webinar: Flexible Pavement Preservation – Research Results
August 18, 2015
TRB conducted a webinar on August 18, 2015, from 2:00pm to 3:30pm ET that covered ongoing and recently completed work in flexible pavement preservation. Webinar presenters discussed Otta Seals (a new technology for many state agencies), and performance-related specifications for chip seals. This webinar was organized by the TRB Standing Committee on Pavement Preservation. A certificate for 1.5 ...

TRB Webinar: Mechanistic-Empirical Design and Details for Continuously Reinforced Concrete Pavement (CRCP)
June 3, 2015
TRB conducted a webinar on June 3, 2015, from 2:00pm to 3:30pm ET that provided a background on Mechanistic-Empirical (ME) design for Continuously Reinforced Concrete Pavement (CRCP), as well as covered the criteria and design process utilized in the “AASHTOWare Pavement ME Design” software. With the completion of the 2008 AASHTO ME Pavement Design Guide and the designation of the software as “...

TRB Webinar: Rigid Pavement Preservation: Research Results
April 8, 2015
TRB conducted a webinar on April 8, 2015, from 11:00am to 12:30pm ET that covered select findings of current or recently completed research on rigid pavement preservation. Webinar presenters discussed savings from preservation, shotblasting, grinding, and grooving in Oklahoma, as well as describe permeable concrete maintenance issues studied in Canada. Webinar presenters also provided a brief o...

TRB Webinar: Considerations for the Selection of Continuously Reinforced Concrete Pavement (CRCP) for Projects
March 30, 2015
TRB conducted a webinar on March 30, 2015, from 2:00pm to 3:30 pm ET that described the considerations for selecting continuously reinforced concrete as the pavement type for state highway projects in California, Oregon, and Texas. Webinar presenters covered a cooperative effort by the U.S. Federal Highway Administration with industry and its focus on long-life performance of concrete pavements...

TRB Webinar: LTPP InfoPave: Visualization to Facilitate Extraction of Information out of Data
March 11, 2015
TRB conducted a webinar on March 11, 2015, from 1:00pm to 2:30pm ET that explored the Long-Term Pavement Performance (LTPP) InfoPave—the web interface for the Federal Highway Adminstration's pavement performance database. Webinar presenters highlighted layout data analysis examples that demonstrate the utility of LTPP InfoPave in providing answers to pavement performance questions. Plans for fu...

TRB Webinar: Performance of WMA Technologies: Stage I - Moisture Susceptibility
February 26, 2015
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 Webinar: Implementation of International-Roughness-Index-based Smoothness Specifications for Bridges and Approaches: Lessons Learned
November 17, 2014
TRB conducted a webinar on November 17, 2014, from 1:00pm to 3:00pm ET that addressed smoothness issues for bridge deck and approaches to assist those who have struggled with implementation. Presenters from Ohio DOT and Texas DOT shared their lessons learned and discussed actions that their states have taken to further smoothness specifications. A certificate for two Professional Development Ho...

TRB Webinar: Effects of Warm Mix Asphalt on Plant Energy & Emissions and Worker Exposures to Respirable Fumes
October 27, 2014
TRB conducted a webinar on October 27, 2014, from 2:00pm to 4:00pm ET that presented findings associated with field experiments in order to quantify energy savings, plant emissions, and health impacts to paving crews for warm mix asphalt (WMA) compared to hot mix asphalt (HMA). This webinar was the second of a two-part series highlighting the research and findings of NCHRP Report 779: Field Per...

TRB Webinar: Panel Fabrication and Installation Considerations for Precast Concrete Pavement Implementation
October 20, 2014
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 Webinar: Engineering Properties and Field Performance of Warm Mix Asphalt
October 14, 2014
TRB conducted a webinar on October 14, 2014, from 2:00pm to 4:00pm ET that compared the engineering properties of warm mix asphalt (WMA) and hot mix asphalt (HMA) and presented the early field performance of a series of WMA and companion HMA test sections built across the United States. This webinar was the first of a two-part series highlighting the research and findings of NCHRP Report 779: F...

TRB Webinar: Planning and Design Considerations for Precast Concrete Pavement Implementation
October 8, 2014
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...

TRB Webinar: Sustainability Assessment of Pavement Systems
September 18, 2014
TRB conducted a webinar on September 18, 2014 that provided information on the sustainability assessment of pavement systems. Webinar presenters discussed life-cycle assessment and pavement rating systems, with an emphasis on how these tools are being implemented by transportation agencies to improve the sustainability of their pavement systems. Contact Reggie Gillum at RGillum@nas.edu for info...

TRB Webinar: Network-level Pavement Marking Retroreflectivity Practices: Collection, Management, and Use
August 28, 2014
TRB conducted a webinar on August 28, 2014, from 2:00pm to 3:30pm ET that highlighted how two transportation agencies are collecting and managing pavement marking retroreflectivity data at the network level. Webinar presenters discussed implementation, data collection and analysis methods, decision making, and management practices. A certificate for 1.5 Professional Development Hours (PDHs) was...

TRB Webinar: Ternary Mixtures: Past, Present, and Future
August 26, 2014
TRB conducted a webinar on August 26, 2014, from 12:00pm to 1:30pm ET that covered ternary mixtures, including a broad overview of past and current research results. Webinar presenters also explained ternary specification and discussed current implementation efforts of ternary mixtures. A certificate for 1.5 Professional Development Hours (PDHs) was provided to attendees who registered and atte...

TRB Webinar: Best Practices for Crack Treatments
August 25, 2014
TRB conducted a webinar on August 25, 2014, from 2:00pm to 3:30pm ET that presented the findings of NCHRP Report 784: Best Practices for Crack Treatments for Asphalt Pavements . The webinar summarized practices used for crack sealing and crack filling in asphalt pavements. The presenter highlighted situations when state-of-the-art practices differ from the state of the practice, and identified ...

TRB Webinar: Concrete Maturity Protocol Development and Application
August 13, 2014
TRB conducted a webinar on August 13, 2014, from 2:00pm to 3:30pm ET that explored two states’ experiences with concrete maturity methods. Webinar presenters discussed how Iowa Department of Transportation has implemented maturity methods in the field and how Minnesota Department of Transportation has conducted field and laboratory projects to evaluate the applicability of the concrete maturity...

TRB Webinar: Network Level Pavement Friction Testing: Policy and Promising Practices
August 5, 2014
TRB conducted a webinar on August 5, 2014, from 2:00pm to 3:30pm ET that provided information on network level friction testing. Webinar presenters addressed topics related to testing equipment, coverage of testing, utilization of friction data in the pavement management decision making process, and practices utilized by different state departments of transportation. Also discussed were the Fed...

TRB Webinar: Improved Mix Design and Materials Management Practices of Hot Mix Asphalt (HMA) with High Reclaimed Asphalt Pavement (RAP) Contents
July 2, 2014
TRB conducted a webinar on July 2, 2014, from 2:00pm to 3:30pm ET that explored NCHRP Report 752: Improved Mix Design, Evaluation, and Materials Management, Practices for Hot Mix Asphalt, with High Reclaimed Asphalt Pavement Content , which describes proposed revisions to the American Association of State Highway and Transportation Officials (AASHTO) R 35, Superpave Volumetric Design for Hot Mi...

TRB’s SHRP 2 Tuesdays Webinar: Assessment of Continuous Deflection Measuring Technologies (R06F)TRB’s SHRP 2 Tuesdays Webinar: Assessment of Continuous Deflection Measuring Technologies (R06F)
June 24, 2014
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...

TRB Webinar: Durability of Concrete: An Overview of the Recently Updated Circular
June 19, 2014
TRB conducted a webinar on June 19, 2014, from 2:00pm to 3:30pm ET that focused on Transportation Research Circular E-C171: Durability of Concrete , which updated a 1999 circular. A certificate for 1.5 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 instructions on receivi...

TRB Webinar: Internal Curing – A Technology to Improve the Performance of Concrete
May 1, 2014
TRB conducted a webinar on May 1, 2014, from 2:00pm to 4:00pm ET that introduced the concepts of internal curing of concrete and provided information on its implementation in transportation structures and pavements. Internal curing is an emerging technology used to increase the service life of concrete and reduce cracking and chloride ingress. A certificate for two Professional Development Hour...

TRB Webinar: Conducting Forensic Investigations of Highway Pavements
April 10, 2014
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’s SHRP 2 Tuesdays Webinar: Real-Time Smoothness Measurements on Portland Cement Concrete Pavements During Construction (R06E) TRB’s SHRP 2 Tuesdays Webinar: Real-Time Smoothness Measurements on Portland Cement Concrete Pavements During Construction (R06E)
March 25, 2014
As part of the SHRP2 Tuesdays Webinar Series, TRB conducted a webinar on March 25, 2014, from 2:00pm to 3:30pm ET that summarized the SHRP 2 project Real-Time Smoothness Measurements on Portland Cement Concrete Pavements During Construction (R06E). There is no fee to attend this webinar or other webinars in the SHRP 2 Series; however, participants must register in advance. A certificate for 1.5...

TRB’s SHRP 2 Tuesdays Webinar: SHRP 2 Pavement Renewal Solutions (R23)TRB’s SHRP 2 Tuesdays Webinar: SHRP 2 Pavement Renewal Solutions (R23)
February 4, 2014
As part of the SHRP2 Tuesdays Webinar Series, TRB conducted a webinar on February 4, 2014 from 2:00 pm to 3:30 pm ET that explored the SHRP 2 project Pavement Renewal Solutions (R23) . View the recorded webinar . This webinar summarized the SHRP 2 Pavement Renewal Solutions research project, which provides tools for the design and construction of long-life pavements using existing pavements in-...

TRB Webinar: Asphalt Healing for Extended Pavement Sustainability
December 4, 2013
TRB conducted a webinar on December 4, 2013 from 1:00 p.m.-3:00 p.m. ET that highlighted research on the mechanism underlying asphalt healing and how it can be used in practice. Researchers introduced new ideas on the characterization and modeling of asphalt healing and explored how to employ these new ideas in practice. Researchers and practitioners were encouraged to atten...

TRB’s SHRP 2 Tuesdays Webinar: SHRP 2 Composite Pavement Systems (R21) TRB’s SHRP 2 Tuesdays Webinar: SHRP 2 Composite Pavement Systems (R21)
December 3, 2013
As part of the SHRP2 Tuesdays Webinar Series, TRB conducted a webinar on December 3, 2013 from 2:00 p.m.-3:30 p.m. ET that explored the SHRP 2 project called Composite Pavement Systems (R21) . View the recorded webinar . This webinar explored the SHRP 2 Composite Pavement Systems research project, which provides guidelines and validated models, techniques, and specifications for using two compo...

TRB Webinar: Highway Noise Abatement Considering Noise Barriers and Quieter Pavement
November 26, 2013
TRB conducted a webinar on November 26, 2013 from 2:00 p.m.- 3:30 p.m. ET that presented TRB’s National Cooperative Highway Research Program (NCHRP) Report 738: Methodologies for Evaluating Pavement Strategies and Barriers for Noise Mitigation, which explored a methodology for equitably assessing quieter pavement, noise barriers, or combinations of the two for highway noise abatement. Contact R...

TRB Webinar: Slag Cement for Sustainable Concrete
October 30, 2013
TRB conducted a webinar on October 30, 2013 from 2:00 p.m.- 4:00 p.m. ET that summarized slag cement material characteristics, specifications, and its effect on fresh and hardened concrete properties. Contact Reggie Gillum at RGillum@nas.edu for more information on obtaining the recorded webinar. Webinar presenters will describe case studies from long-term field applications in transportation s...

TRB Webinar: Pavement Drainage Practices to Achieve Long Lived Pavements
October 23, 2013
TRB conducted a webinar on October 23, 2013 from 2:00 p.m.- 3:30 p.m. ET that will highlight TRB’s National Cooperative Highway Research Program (NCHRP) Research Results Digest 268 : Performance of Pavement Subsurface Drainage, which provides information about the overall effectiveness of subsurface drainage on the performance of flexible and rigid pavements, focusing on permeable bases. Contac...

TRB’s SHRP 2 Tuesdays Webinar: Precast Concrete Pavement Technology (R05)TRB’s SHRP 2 Tuesdays Webinar: Precast Concrete Pavement Technology (R05)
September 24, 2013
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...

TRB Webinar: Impacts of Wide Base Tires on Pavement Performance
September 10, 2013
TRB conducted a webinar on September 10, 2013 that explored a methodology to compare the effect of the new generation wide-base tires and dual tire assembly on flexible pavement damage. Contact Reggie Gillum at RGillum@nas.edu for instructions on obtaining a link to the recording.  Webinar presenters will cover a brief history of wide-base tires (WBT) development and the environm...

TRB's SHRP 2 Tuesdays Webinar: Performance Specifications for Rapid Renewal (R07)TRB's SHRP 2 Tuesdays Webinar: Performance Specifications for Rapid Renewal (R07)
June 11, 2013
As part of the SHRP2 Tuesdays Webinar Series, TRB conducted a webinar on June 11, 2013 from 2:00 p.m.- 3:30 p.m. ET that explored the project Performance Specifications for Rapid Renewal , which addresses the obstacles of defining fair and meaningful specification requirements when implementing rapid renewal performance specifications. View the recorded webinar . The benefits of performance spe...

TRB Webinar: Life-Cycle Cost Analysis
May 23, 2013
TRB conducted a webinar on May 23, 2013 from 2:00 p.m.- 4:00 p.m. ET that explored the basics of an economic analysis tool called the Life-Cycle Cost Analysis (LCCA) and how it can be used in the Moving Ahead for Progress in the 21st Century (MAP-21) legislation.  Contact Reggie Gillum at RGillum@nas.edu for information on accessing a link to the recorded webinar. LCCA is commonly used in ...

TRB Webinar: Improving the Quality of Pavement Management Data
May 8, 2013
TRB conducted a webinar on May 8, 2013 from 2:00 p.m.- 3:30 p.m. ET that explored strategies for improving the quality of pavement management data and techniques for evaluating a pavement program’s overall data quality. Contact Reggie Gillum at RGillum@nas.edu for instructions on receiving a link to the recorded webinar. This webinar was organized by the TRB Standing Committee on Pavement ...

TRB Webinar: Promising Practices for Concrete Paving for New Engineers
April 30, 2013
TRB conducted a webinar on April 30, 2013 from 2:00 p.m.- 4:00 p.m. ET that will provide an overview of basic, promising practices for concrete paving, and the effects these practices may have on long term pavement performance. Contact Reggie Gillum at RGillum@nas.edu for instructions on accessing a link to the recorded webinar.  Webinar Presenters: Michael E. Ayers, Global Pavement Consul...

TRB Webinar: Global Sensitivity Analysis of MEPDG for Rigid Pavement Performance
February 7, 2013
TRB conducted a webinar on February 7, 2013, from 2 p.m.- 4 p.m. ET that explored the results of a National Cooperative Highway Research Program (NCHRP) Project, “ Sensitivity Evaluation of MEPDG Performance Prediction .” Contact Reggie Gillum at  RGillum@nas.edu  for details to access a link to the recorded webinar. The MEPDG provides methodologies for the analysis and performance pr...

TRB Webinar: Promising Practices on Prevention of Moisture-Induced Damage in Asphaltic Pavements
January 30, 2013
TRB conducted a webinar on January 30, 2013, from 12:00 p.m-2:00 p.m ET that provided an overview of potential risks for enhanced moisture-induced damage and practices for preventing damage by examining pavements used in Europe and the United States. Contact Reggie Gillum at RGillum@nas.edu for details to access a link to the recorded webinar. Moisture-induced damage in asphalt concrete wearing...

TRB Webinar: Geotech Tools: Engineering Tools and Technology Selection Guidance for Geotechnical, Structural and Pavement Engineers
December 20, 2012
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 Webinar: Basics of Asphalt Modeling: Part 2
December 11, 2012
TRB conducted a webinar on December 11, 2012, from 2:00 p.m.-4:00 p.m. ET. This is the second webinar in a multi-part series that will explore the basics about the mechanical behavior of asphalt concrete. Contact Reggie Gillum at  RGillum@nas.edu  for information about receiving the recorded webinar. This webinar, organized by the TRB Standing Committee on Characteristics of Asph...

TRB Webinar: Portland Limestone Cement (PLC) - A Technology to Improve the Sustainability of Concrete Pavements
November 13, 2012
TRB conducted a webinar on November 13, 2012, from 12:30 p.m.-2:30 p.m. ET that examined the history and development of Portland-Limestone Cement (PLC) in North America. Participants must register in advance of the webinar, and there is a fee for non-TRB Sponsor employees. Contact Reggie Gillum at  RGillum@nas.edu  for information on obtaining a link to the recorded webinar. This web...

TRB Webinar: Quieter Pavements: Measurements and Applications
October 31, 2012
TRB conducted a webinar on October 31, 2012, from 2:00 p.m.-4:00 p.m. ET that explored pavement measurement standards and how these standards have been used to both identify and optimize quieter pavements nationwide. Contact Reggie Gillum at  RGillum@nas.edu  for information on obtaining a link to the recorded webinar. This webinar complements a TRB webinar previously conducted o...

TRB Webinar: Performance based Sealant Grading (SG) Specifications for Hot-poured Crack Sealants
October 23, 2012
TRB conducted a webinar on October 23, 2012, from 2:00 p.m.-3:30 p.m. ET that introduced new performance based sealant grading specifications for hot-poured crack sealants. Contact Reggie Gillum at  RGillum@nas.edu  for information on obtaining a link to the recorded webinar. The webinar will explore the findings of the completed U.S. Federal Highway Administration (FHWA) Pooled...

TRB Webinar: Basics of Asphalt Modeling: Part 1
October 18, 2012
TRB conducted a webinar on October 18, 2012, from 2:00 p.m.-4:00 p.m. ET that is the first in two part series that explores the basics about the mechanical behavior of asphalt concrete. Contact Reggie Gillum at  RGillum@nas.edu  for information on obtaining a link to the recorded webinar. Basics of Asphalt Modeling: Part 2 will be held on December 11, 2012.  The webinar is d...

TRB Webinar: Transportation Asset Management: Current Trends in Pavement and Bridges
September 19, 2012
TRB conducted a webinar on September 19, 2012, from 2:00 p.m.-4:00 p.m. ET that summarized the current trends in transportation asset management related to pavement and bridges.  Contact Reggie Gillum for a recording of the webinar. The webinar will highlight sessions conducted at the 9th National Conference on Asset Management, which took place on April 16-18, 2011, in San Diego, Califor...

TRB Webinar: Overview of Nanotechnology and Use of Nanomaterials as Modifiers for Asphalt Binders
September 7, 2012
TRB conducted a webinar on September 7, 2012, from 2:00 p.m.-3:30 p.m. ET that explored the use of nanomaterials in asphalt binders used for paving applications. To request a recording of this webinar, email Reggie Gillum . The use of nanomaterials in pavement construction, particularly asphalt binders has the potential to lead to enhanced mechanical properties. Preliminary research demonstrat...

TRB Webinar: Calibration and Precision of Alternate Rutting Models for the Mechanistic-Empirical Pavement Design Guide
August 30, 2012
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 Webinar: Overview and Current Practice of Ground Tire Rubber Use in Asphalt
August 2, 2012
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 Webinar: Sensitivity Evaluation of the MEPDG for Flexible Pavements
July 25, 2012
TRB conducted a webinar on July 25, 2012, from 2:00 p.m.-3:30 p.m. ET that explored flexible pavement performance prediction research undertaken as a part of a National Highway Cooperative Research Program (NCHRP) project . Contact Reggie Gillum at RGillum@nas.edu for a link to the recorded webinar. The Mechanistic-Empirical Pavement Design Guide (MEPDG) Manual of Practice provides methodologie...

TRB Webinar: Managing Gravel Road Maintenance
April 10, 2012
TRB conducted a webinar on April 10, 2012, that explored techniques for maintaining and managing granular surfaced roads. Participants must register in advance of the webinar, and there is a fee for non-TRB Sponsor employees. Contact Reggie Gillum at RGillum@nas.edu to request a recording of the webinar. Webinar presenters will share techniques for maintaining and managing granular surfaced roa...

TRB Webinar: The Optimization of Tack Coat for Hot-Mix Asphalt Placement
January 12, 2012
TRB conducted a web briefing or "webinar" on January 12, 2012, from 2:00 p.m.-4:00 p.m. EST that will explore the findings of a forthcoming TRB’s National Cooperative Highway Research Program (NCHRP) report about the optimization of tack coat for hot-mix asphalt placement. The report will be published in the first quarter of 2012. Contact Reggie Gillum at RGillum@nas.edu to request a recording...

TRB Webinar: Simple Low-Cost Soil Testing: How to Do It and How to Use the Results
November 9, 2011
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 Webinar: Guidelines for Pavement WarrantiesTRB Webinar: Guidelines for Pavement Warranties
November 2, 2011
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 Webinar: Advanced Models to Characterize and Design Asphalt Pavements: Implementation and Application ExamplesTRB Webinar: Advanced Models to Characterize and Design Asphalt Pavements: Implementation and Application Examples
October 12, 2011
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...

TRB Webinar: Special Mixture Design Considerations and Methods for Warm-Mix AsphaltTRB Webinar: Special Mixture Design Considerations and Methods for Warm-Mix Asphalt
September 12, 2011
TRB conducted a web briefing or "webinar" on September 12, 2011, from 2:00 p.m. - 4:00 p.m. EDT that explored procedures for designing dense-graded, asphalt concrete mixtures that will be produced using currently available warm-mix asphalt (WMA) processes. WMA refers to asphalt concrete mixtures that are produced at temperatures approximately 50°F (28°C) or more cooler than typically used in th...

TRB Webinar: Principles and Practices of Quieter PavementsTRB Webinar: Principles and Practices of Quieter Pavements
August 24, 2011
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...

TRB Webinar: Moisture Impacts on Pavement Performance
June 29, 2011
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.

TRB Webinar: Improved Practices for Design and Construction of Continuously Reinforced Concrete Pavements (CRCP) – Part 2: Construction
June 1, 2011
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...

TRB Webinar: Improved Practices for Design and Construction of Continuously Reinforced Concrete Pavements (CRCP) – Part 1: Design
April 20, 2011
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 ...

TRB Webinar: Improved Practices for Dowel Bars in Concrete Pavement
February 16, 2011
On February 16, 2011, TRB conducted a web briefing or "webinar" that explored improved practices for design, construction, and preservation of concrete pavements using dowel bars.   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 re...

TRB Webinar: Quality-Related Specification Software (QRSS): A Performance-Based Specification for Hot-Mix Asphalt Pavement Construction
December 15, 2010
On December 15, 2010, TRB conducted a web briefing or "webinar" that explored the use of Quality-Related Specification Software (QRSS), a performance-related specification for hot-mix asphalt (HMA) pavement construction.  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 ...

TRB Webinar: Long-Life Concrete Pavements: Design and Construction Concepts, and State Experiences
December 8, 2010
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...

TRB Webinar: Characterization and Prediction of Moisture-Induced Damage in Hot and Warm Asphalt Mixtures
November 29, 2010
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 ...

TRB Webinar: Pavement Backcalculation Basics
November 17, 2010
On November 17, 2010, TRB conducted a web briefing or "Webinar" that explored the basics of collecting data, analyzing backcalculation, building the pavement model, and evaluating the results.  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 TR...

TRB Webinar: A Simple Procedure for Selecting Mixing and Compaction Temperatures
November 2, 2010
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...

TRB Webinar: Development of a Precast Bent Cap System for Seismic Regions
October 21, 2010
On October 21, 2010, TRB conducted a web briefing or "Webinar" that explored ways to develop and validate precast concrete bent cap systems for use throughout the nation’s seismic regions.   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 s...

TRB Webinar: Applications of Advanced Models to Characterize Asphalt Pavements
October 7, 2010
On October 7, 2010, TRB conducted a web briefing or "Webinar" that explored the applications of advanced models to characterize, evaluate, and design asphalt pavements.  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 t...

TRB Webinar: Pavement Preservation for High-Traffic-Volume Roadways
September 8, 2010
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. ...

TRB Webinar: Asphalt Emulsions Part 2: Surface Treatments and Recycling
August 10, 2010
On August 10, 2010, TRB conducted a web briefing or "Webinar" that explored main applications of asphalt emulsions and grades that can be used for each application.  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 r...

TRB Webinar: New Non-Destructive Testing Technologies for HMA Quality Assurance
August 5, 2010
On August 5, 2010, TRB conducted a web briefing or "Webinar" that explored the application of nondestructive testing (NDT) technologies in the quality assurance of hot-mix asphalt (HMA) pavement construction, as published in the National Cooperative Highway Research Program’s (NCHRP) Report 626: NDT Technology for Quality Assurance of HMA Pavement Construction .  For more details, vie...

TRB Webinar: Precast Pavement Technology-Current and Future Directions
July 28, 2010
On July 28, 2010, TRB conducted a web briefing or "Webinar" that explored the use of precast concrete pavement as a way to provide faster repairs using durable, longer-lasting pavements. 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 spons...

TRB Webinar: Overview of Warm-Mix Asphalt Technologies for Virgin and Reclaimed Asphalt Pavement Mixes
May 24, 2010
On May 24, 2010, TRB conducted a web briefing or "Webinar" that explored the use of warm-mix asphalt technologies in North America.  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 p...

TRB Webinar: Tests and Criteria to Measure the Effects of Mineral Filler on Hot-Mix Asphalt Performance
May 19, 2010
On Wednesday, May, 2010, TRB conducted a web briefing or "webinar" that explored test methods for mineral filler that could improve the performance of hot-mix asphalt.  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. Oth...

TRB Webinar: Knowledge Is Power: How TRB's Databases Improve Access to Transportation Research
April 19, 2010
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...

TRB Webinar: A Master United States Catalog of Subgrade Soil-Water Characteristic Curve Default Input Values for the MEPDG
March 17, 2010
On Wednesday, March 17, 2010, TRB conducted a web briefing or "webinar" that explored TRB's National Cooperative Highway Research Program Project 9-23A: a master catalog of soil properties from which soil-water characteristic curves can be calculated for use as a key input parameter to the Mechanistic-Empirical Pavement Design Guide (MEPDG).  For more details,  view a summar...

TRB Webinar: Maintenance Practices for Pavement Marking Retroreflectivity
December 16, 2009
On  Wednesday December 16, 2009, TRB conducted a web briefing or "Webinar" that explored maintenance practices for pavement marking retroreflectivity to comply with the Federal Highway Administration’s revised 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 lin...

TRB Webinar: Using Pavement Management to Control Costs and Improve Services
November 23, 2009
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...

TRB Webinar: Rheology of Asphalt Binders and Implications for Performance
November 10, 2009
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...

TRB Webinar: Estimating Stiffness of Subgrade and Unbound Materials for Pavement Design
October 28, 2009
On October 28, 2009, TRB conducted a web briefing or "Webinar" that explored intrusive and non-intrusive experimental laboratory and field test methods for the estimation of stiffness properties (resilient modulus) of subgrades and unbound materials for pavement design. For more details,  view a summary of this webinar. Email Reggie Gillum at  RGillum@nas.edu to receive a link to...

TRB Webinar: Asphalt Emulsions: Chemistry, Manufacturing, and Applications
October 13, 2009
On October 13, 2009, TRB conducted a web briefing or "Webinar" that explored the ability of asphalt emulsion technology to provide a low-temperature, low-energy, and volatile organic compound-free solution for constructing, maintaining, and rehabilitating pavement. For more details,  view a summary of this webinar. Email Reggie Gillum at  RGillum@nas.edu to receive a link to the ...

TRB Webinar: Design and Production of High-Reclaimed Asphalt Pavement Mixes
May 7, 2009
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...

TRB Webinar: Performance-Based HMA Construction Specification
April 27, 2009
On April 27, 2009, TRB conducted a web-seminar or “webinar” that examined the results of TRB’s National Cooperative Highway Research Program (NCHRP) project to develop performance-related specifications for hot-mix asphalt (HMA). 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...

2009 TRB 88th Annual Meeting: Conference Recording2009 TRB 88th Annual Meeting: Conference Recording
January 11, 2009
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...

2008 TRB 87th Annual Meeting: Conference Recordings2008 TRB 87th Annual Meeting: Conference Recordings
January 13, 2008
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 ...

2007 TRB 86th Annual Meeting: Conference Recording2007 TRB 86th Annual Meeting: Conference Recording
January 21, 2007
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 TRB 85th Annual Meeting Summary of Major Issues: Conference Recording
March 15, 2006
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...

2006 TRB 85th Annual Meeting: Conference Recording2006 TRB 85th Annual Meeting: Conference Recording
January 22, 2006
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 Joint Summer Conference: Conference Recording
July 10, 2005
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...
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