A dynamic traffic-roadway environment is a complex system and representing it requires techniques that are beyond the capabilities of simple analytical tools. This authoritative book vividly describes the principles of traffic modeling and simulation. It also presents appropriate procedures to utilize modeling and simulation. The useful reference text provides readers with the knowledge needed to properly simulate their traffic system and interpret the outcome of the simulation. It benefits researchers, professionals, academics and graduate students in the fields of civil engineering, transportation, and modeling and simulation.