National Asphalt Pavement Association (NAPA) webinar. The speakers will discuss asphalt pavement material composition and will focus on the importance of asphalt binder, aggregates, and provide a high-level overview of mix design. A basic overview of the steps for asphalt mixture design noting the progress of mix design methodology will be provided. An overview of asphalt binder production and properties and how the size and type of aggregates can impact asphalt mixture design and performance will also be discussed. This webinar is RCEP approved.