Gain unique insights into all facets of todays traffic and highway engineering with the enhanced edition of Garber and Hoels best-selling TRAFFIC AND HIGHWAY ENGINEERING, SI Edition, 5th Edition. This edition initially highlights the pivotal role that transportation plays in todays society. You examine employment opportunities that transportation creates, study its historical impact and explore the influences of transportation on modern daily life. This comprehensive approach offers an accurate understanding of the field with emphasis on some of transportations distinctive challenges. Later chapters focus on specific issues facing transportation engineers to prepare you for common obstacles you may need to overcome in the field. Worked problems, diagrams and tables, reference materials and meaningful examples clearly demonstrate how to apply the transportation engineering principles you have learned.