Concrete Pavement Technology Tuesday
Learning objectives for each webinar are included below.
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
- 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.
- 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.
- 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.
- 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.
- 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
- 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.
- 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.
- 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.
- 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
- 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.