Voids Beneath Spillway Slabs: Evaluation, Interim, and Long-term Risk Reduction Considerations: Instructors

Bill Dressel, P.E.
Barr Engineering Co.
Senior Dam Engineer

Bill has over 20 years of experience in dam engineering—17 of which were gained in positions with the Bureau of Reclamation and Denver Water, where he worked on projects for over 100 different dams. Bill has extensive experience in the evaluation, design, and construction of concrete and embankment dams and appurtenant structures. Bill is a registered Professional Engineer in CO, ND, SD, and WY.