Concrete Pavement Technology Tuesday

Learning objectives for each webinar are included below.

2024

Jointing Roundabouts and Other Intersections

  • Understand the key principles for jointing concrete pavements
  • Utilize the 6-step method to develop a joint layout for concrete roundabouts
  • Identify how maintenance of traffic, staging, and phasing during construction can impact a joint layout
  • Explore similar approaches to produce a jointing plan for concrete pavements on a variety of other types of intersections

Reducing the Cradle-to-Gate Embodied Carbon Content of Paving Concrete – A New Guide

  • Gain a better understanding of why lower embodied carbon concrete is of such interest among the concrete pavement stakeholders
  • Learn strategies that can be used to reduce the embodied carbon in paving concrete
  • Understand the use of environmental product declarations (EPDs) in benchmarking and measuring improvement

2023

Reducing the Cradle-to-Gate Embodied Carbon Content of Paving Grade Concrete – A New Guide

  • Gain a better understanding of why lower embodied carbon concrete is of such interest among the concrete pavement stakeholders
  • Learn strategies that can be used to reduce the embodied carbon in paving concrete
  • Understand the use of environmental product declarations (EPDs) in benchmarking and measuring improvement

Cold Weather Concrete

  • Identify the key factors for concrete strength development and how they are impacted by declining temperatures.
  • Understand the relationships of in-place strength to test samples.
  • Determine appropriate decision-making for cold weather concrete plans based on severity of climate expectations.

Smooth Concrete Pavements: How to build them and why they are important

  • Describe what design features impact smoothness.
  • Explain whether well designed and well-constructed concrete pavements change in roughness over time.
  • Discuss the relationship between faulting and pavement thickness.
  • Describe effective preservation to extend the life of concrete pavements.
  • Explain the impact of curl and warp on long term performance.

Performance Cements

  • Gain a better understanding of the challenges and opportunities cement producers are facing to achieve carbon reduction goals.
  • Learn the opportunities performance-based cement standards present for sustainable cement products through explanation of MnRoad Case Study.
  • Understand how cement producers will approach the manufacturing of performance-based cement to ensure product quality is maintained.

Soil Stabilization Methods

  • List the four types of soil-cement products used to construct pavements.
  • Identify the different types of additives used in soil stabilization.
  • Outline the thickness/mixture design procedures for soil improvement.
  • Explain general mixed-in-place construction and testing procedures.

Life Cycle Cost Analysis

  • Gain a better understanding of Life Cycle Cost Analysis (LCCA) and why it is used.
  • Learn about the inputs necessary to conduct an LCCA.
  • Achieve an in-depth understanding of the best practices for developing an LCCA that is meaningful, reliable, and defensible.

Concrete Pavement Preservation

  • Explain the concept of concrete pavement preservation and its benefits.
  • Describe important concrete pavement evaluation procedures.
  • Understand the use and purpose of different concrete pavement preservation treatments.
  • Describe concepts for selecting a concrete pavement preservation treatment strategy.

FAA Specification Updates

  • Describe when FAA standard specifications must be used and how products are approved for use on airfield construction projects.
  • Identify the publication that contains FAA construction standard specifications and where to locate the document.
  • Discuss the triggers that may lead to an update in FAA design and construction publications.
  • Explain the five phases of update a FAA publication undergoes.
  • Understand the background of EB-106 and how to incorporate the revised language into FAA specifications.

Moving Forward With PEM… What’s Next?

  • Discuss the concrete mixture properties that are affected by the construction process.
  • List approaches to testing these properties.
  • Describe how variations in source material can be accommodated by adjustments in the construction process.

2022

Concrete Overlay Case Studies

  • Report the success of concrete overlays, and learn another perspective on concrete overlay designs.
  • Understand how a slight change of concept can help concrete overlays to be constructed with the minimum amount of traffic interruption.
  • Safety can be engineered into a project.
  • Gain an understanding of FHWA’s Every Day Counts (EDC) Program and the Targeted Overlay Pavement Solutions (TOPS) initiative, and avail of FHWA resources for planning, designing, and constructing concrete overlays.
  • Learn about experiences of other agencies with concrete overlays.

Traffic Management Strategies

  • Identify the various different options for maintaining traffic during concrete pavement construction.
  • Recognize the maintenance-of-traffic (MOT) options that Michigan has used in the past.
  • Understand the various MOT approaches used successfully for various 2 lane facilities in Colorado.
  • Recognize that maintaining traffic during construction is not “one-size-fits-all” for every project.
  • How concrete pavement can be safely and effectively constructed on 2 lane road applications.

Pavement Network Asset Management: A Tool to Maximize the Return on Infrastructure Investments

  • Recognize the importance of performance-based planning in the pavement’s environmental and economic impact.
  • Articulate the role of a budget constraint in pavement network asset management.
  • Relate the role of pavement treatment mix of fixes, budget increase, long-term evaluation, and market competition in the efficient allocation of funds to creating and maintaining pavement assets.
  • Recognize the importance of asset management tools in:
    • Getting the most from a limited budget.
    • Achieving a carbon neutral transportation system.

Linking PEM and Sustainability

  • Describe why the environmental impact of transportation infrastructure should be reduced.
  • List steps that can be taken to reduce carbon footprint of concrete systems.
  • Discuss how adoption of PEM philosophies have a direct impact on concrete longevity and sustainability.

Value Proposition and Performance of Concrete Overlays

  • Learn about the value that concrete overlays can provide to agencies tasked with maintaining a pavement network in an era of increasing demands and challenges.
  • Learn how concrete overlays have performed in service as a growing part of the roadway network in a number of US states.
  • Gain an understanding of the different types of concrete overlays and their typical design applications.

Quality Control Plans, Quality Assurance Plans, Dispute Resolution

  • Understand the importance of quality management, quality assurance, and quality control (QC) in concrete paving.
  • Learn the benefits that both agencies and contractors can achieve through comprehensive, effective QC.
  • Identify the key components of a QC Plan.
  • Identify resources available to help develop and implement the appropriate processes and procedures to meet agency QC requirements.
  • Learn strategies to support successful implementation of QC for both conventional and performance engineered concrete mixtures.
  • Understand the role of tools such as QC plan templates, check sheets, and control charts to support effective QC.

Concrete Overlays for Airfield Rehabilitations

  • Gain understanding of the various types of concrete overlays being used for airfield rehabilitations
  • Enhance understanding of concrete overlays’ performance capabilities and when they provide the most cost-effective rehab solution for distressed airfield pavements.
  • Hear a concrete pavement industry perspective on why changing climate will challenge future airfield pavement designs and how concrete overlays can be used to improve pavement performance.
  • Enhance awareness of construction lessons learned from early overlay projects as well as design tips to help manage concrete overlay costs.

(Series) Moving to Greener Pavements

  • Explain why sustainability is important with respect to infrastructure needs
  • Define 3 approaches to reducing carbon footprint in mixtures
  • Discuss other actions that can improve pavement sustainability
  • Identify sustainable approaches to pavement preservation during the use phase
  • Explain the value chain approach to carbon neutrality and why it was chosen.
  • Explain the two sources of GHG emissions at a cement plant.
  • Identify at least two levers to optimize a concrete mixture.
  • Identify at least two policies that can support reaching carbon neutrality.

2021

Next Generation Concrete Surfaces (NGCS)

  • Why is NGCS the quietest non porous concrete texture?
  • When would you chose to use NGCS?
  • Why are longitudinal textures superior to transverse textures?

Understanding Penetrating Sealers for Concrete Pavements

  • Discuss the different classifications performance of a variety of penetrating sealers.
  • List the different test methods available to determine sealer effectiveness.
  • Describe the conditions necessary for good penetrating sealer performance.
  • Identify how and why Casey’s Corporation has utilized penetrating sealers.

Machine vs. Concrete: Building Long-Lasting Concrete Pavement

  • Review the various stages of construction of a concrete pavement, and how actions in each stage may affect performance.
  • Discuss test methods that can be used to quantify the effects of actions taken at each stage.
  • Explain the effects of vibration on concrete mixture properties.
  • Discuss the focus areas of ACPA’s RT&I Functional Committee.

Advancements in Performance Engineered Mixtures (PEM)

  • Describe the philosophy behind the PEM program and the steps to implement it.
  • Discuss how this has impacted activities in some states.
  • Find the tools and support to adopt the philosophy in their own situation.

Resiliency: Proper Planning Prevents Disaster and Aids in Crisis Management: A Concrete Pavement Industry Perspective

  • Discuss various climate risks associated with pavement design
  • Explain how changing climate impacts pavement layers and performance
  • Debate the concrete pavement industry perspective on why pavement resilience matters
  • Use knowledge of available concrete and cement based solutions to boost pavements’ resilience.

Innovation with Concrete Overlays for DOTs and Municipalities

  • Identify resources for evaluating, designing, and constructing concrete overlays.
  • Understand the differences between bonded and unbonded concrete overlays.
  • Appreciate the long term viability of concrete overlays.
  • List new technologies improving the design, construction and performance of overlays.
  • Gain a better understanding of the use of concrete overlays in California.
  • Learn about the collaboration used to advance concrete overlays.

Roller-Compacted Concrete for Roadway Applications

  • Discuss economic viability of RCC pavements for a range of roadways
  • Explain why RCC provides long-term performance with low maintenance needs.
  • List the advantages RCC in truck traffic routes.
  • Explain how RCC is like PCC pavement in some ways and different in others.
  • Access and use the PavementDesigner.org website for design guidance.

Recycled Concrete Aggregates

  • Discuss the concrete recycling process and the characteristics of recycled concrete aggregate
  • Apply typical qualification tests
  • Identify the bound and unbound reuse applications and benefits of RCA in concrete paving projects
  • Adopt strategies to support successful use of RCA
  • Modify mixtures to accommodate aggregate moistures and slump loss.

Understanding the Value of Competition

  • Describe the difference between inter-industry and intra-industry competition.
  • Articulate the relationship between increased competition and asphalt and concrete paving prices.
  • Describe what other benefits inter-industry competition can provide agencies.
  • Identify several ways to get to a healthy two-pavement system.

Advancements in Our Knowledge and Action to Control ASR in Concrete Pavements

  • Understand the fundamental approaches to alkali-aggregate reaction (AAR) mitigation or prevention
  • Become familiar with the available AASHTO and ASTM guide documents that describe approaches to alkali-aggregate reaction (AAR) mitigation or prevention
  • Identify the process that PennDOT used to implement a new ASR mitigation criterion
  • Describe how to use PennDOT’s specification to identify the mitigation level for an aggregate used in different applications
  • Differentiate reactivity levels from the analysis of a large number of ASTM C1260 and C1293 test results.
  • Understand the importance of the early involvement of all parties in the implementation of ASR specifications based upon AASHTO R80.
  • Discuss the limitations of current ASR test methods and the need to manage the expectations of all stakeholders when implementing ASR specifications.

Understanding the Application/Benefit of Fiber Reinforcement in Concrete

  • Demonstrate how macrofibers improve the performance of concrete pavements.
  • Illustrate how to incorporate FRC into existing concrete pavement design methods.
  • Identify pavement construction adjustments required to accommodate for FRC materials.
  • List examples of concrete pavement projects that have successfully applied macrofibers.

Dowel Bar Retrofit and Diamond Grinding Best Practices

  • Identify early age concrete behavior that necessitates jointing.
  • Identify the types of concrete pavement joints.
  • Apply accepted principals to establish reasonable slab geometries.
  • Identify conditions that require specific jointing or targeted reinforcing steel.

Concrete Pavement Thickness Design and Slab Geometry

  • Determine dimensional characteristics of the concrete slab to achieve higher in-service concrete pavement performance.
  • Optimize the dimensional characteristics in pavement design.
  • Relate dimensions of the slab to the current design practice and their performances in the in-service pavement.
  • Recognize important issues and trade off with the dimensional factors of the concrete slab.
  • Describe the factors that influence the performance criteria in the Mechanistic Pavement Design Guide (MEPDG).
  • Identify significant factors to meet or exceed the performance criteria in the MEPDG efficiently.

2020

Life-Cycle Cost Analysis in Pavement Design

  • Describe the main objective in performing an LCCA.
  • Identify the reason for discounting future-year costs.
  • Discuss the difference between analysis period and initial performance period.
  • Define functional equivalence for pavement designs.
  • Characterize types of uncertainty for LCCA inputs.
  • Describe why a life cycle perspective is important.

Roundabout Design and Construction

  • Utilize the 6-Step Method to develop a joint layout for roundabouts.
  • Determine what needs to be done with a dead-end joint.
  • Identify different design methods for concrete roundabouts.
  • Identify how maintenance of traffic/staging/phasing can impact/change a joint layout.

Resiliency/Resilient Pavement Systems

  • Discuss the need to include “resilience thinking” into pavement design.
  • Identify the major climate risks impacting pavement resiliency.
  • Define the basic concepts of resiliency and how to apply it to pavement systems.
  • List the key elements to improving a pavement’s resiliency to flooding.
  • Describe how concrete and cement based paving solutions can be used as a way to address a pavement’s resiliency to flooding.

Achieving Smoothness in Concrete Pavement Construction

  • Describe how initial smoothness extends pavement life.
  • Identify how smoother roads reduce fuel consumption.
  • Determine the outside factors affecting pavement profiles.
  • Optimize grinding operations.
  • Relate smoothness as defined by the customer.
  • Recognize the importance of striving for collaboration from policy decision-makers, designers, and contractors to deliver smoothness.

Concrete Pavement Joint Design, Layout, and Construction

  • Identify early age concrete behavior that necessitates jointing.
  • Identify the types of concrete pavement joints.
  • Apply accepted principals to establish reasonable slab geometries.
  • Identify conditions that require specific jointing or targeted reinforcing steel.

(Series) Pavement Preservation

  • Recognize the importance of using data driven pavement management in selecting preservation projects and strategies.
  • Identify the difference between managing rigid pavements and flexible pavements.
  • Explain how PMS data can be used to impact specifications and strategy selection.
  • Share how Douglas County, Colorado is using their pavement management data to select and specify a preservation projects.
  • Describe the need for a pavement evaluation and the uses of pavement evaluation data.
  • List the common pavement evaluation components and what information is obtained from each.
  • Describe how pavement evaluation data are used and interpreted.
  • Select preservation treatments that address both effectiveness and economy.
  • Address the preservation treatment information needs at the construction stage.
  • Describe how initial smoothness extends pavement life.
  • Identify how smoother roads reduce fuel consumption.
  • Determine the outside factors affecting pavement profiles.
  • Optimize grinding operations.
  • Relate smoothness as defined by the customer.
  • Recognize the importance of striving for collaboration from policy decision-makers, designers, and contractors to deliver smoothness.
  • Become acquainted with MoDOT/FHWA National State & Contractor survey & interview results for six repair/preservation techniques.
  • Identify appropriate Pre-Construction considerations (usage & design).
  • Awareness of successful Specifications & Construction guidelines.
  • List successful Inspection/ Acceptance procedures.
  • Increased knowledge of Performance & Survival experience of each treatment.

(Series) Americans with Disabilities Act (ADA)

  • Describe how Wisconsin is implementing PROWAG’s 11% max slope difference between ramp and gutter pan
  • Discuss the Curb Ramp Staking Bid Item and how Wisconsin is utilizing this item and their experience so far
  • Apply innovative methodologies Missouri has implemented towards achieving ADA compliance
  • Discuss how to implement a “Per EACH Curb Ramp” pay item into contracts

(Series) Concrete Overlays

  • Describe how bonded and unbonded overlays perform under load.
  • Discuss how to select which system to use in a given situation.
  • List the actions required to evaluate the existing pavement.
  • Identify the four thickness design tools primarily used for overlays in the U.S.
  • Determine an appropriate design procedure for bonded concrete overlays of asphalt.
  • Identify which major design procedure is not mechanistically based.
  • Utilize online design tools to perform a concrete overlay design.
  • Identify typical vertical constraints that require design solutions for mitigation.
  • Consideration of balancing maintenance of traffic and its impact on construction cost and schedule.
  • Understanding of approaches for reducing the width of the construction zone required for concrete overlays.
  • Identification of key inspection items related to concrete paving.
  • Discuss the basic concepts of repairing thin concrete overlays.
  • List alternatives for repairing thin concrete pavements.
  • Identify failure modes of thin concrete overlays.
  • Describe what factors drove Indiana to explore the use of PCC overlays on their state highway system.
  • Identify design criteria, construction practice and maintenance of traffic options utilized by Indiana to build multiple thin concrete overlay projects.
TOP