This book is a compilation of papers concerning shotcrete by Dudley R. "Rusty" Morgan, Ph.D., P.Eng, FACI, FCAE, grouped by subject: Research and Development, Freezing and Thawing, Fiber Reinforced, Shotcrete for Ground and Underground Support, and Infrastructure. Rusty Morgan has over 40 years of experience in materials engineering, specializing in concrete technology, and is recognized as an authority in shotcrete technology throughout the world. The listing of selected examples of projects he has worked on during his career is over eight pages long, and his bibliography includes more than 140 peer-reviewed papers. He served as editor of several books.