This textbook lays out the state of the art for modeling of asphalt concrete as the major structural component of flexible [url] text adopts a pedagogy in which a scientific approach, based on materials science and continuum mechanics, predicts the performance of any configuration of flexible roadways subjected to cyclic [url] authors incorporate state-of the-art computational mechanics to predict the evolution of material properties, stresses and strains, and roadway [url] specifically for both students and practitioners, the book presents fundamentally complex concepts in a clear and concise way that aids the roadway design community to assimilate the tools for designing sustainable roadways using both traditional and innovative technologies.