Transportation engineering is the branch of engineering that is concerned with the design, planning, construction, operation and management of any mode of transportation for the easy, safe, efficient and economically viable conveyance of people and goods. Traffic engineering is an important aspect of transportation engineering. Modern technologies involve advanced traffic control systems, traveler information systems, intelligent transportation systems and vehicle infrastructure integration. User interface of road signals, signs and markings and driver-vehicle interface are important aspects of this field. Transportation engineering is an upcoming field of science that has undergone rapid development over the past few decades. This book covers all significant studies, theories and applications of this field. Coherent flow of topics, student-friendly language and extensive use of examples make this textbook an invaluable source of knowledge.