The preserves valuable historical footage, including silent B-roll of dam construction from Seattle City Light, featuring workers, spillway operations, and surrounding landscapes. The Geehi Dam construction footage (1965–1967) details final construction steps and valve testing, available for high-quality download.
: Available through Geoengineer.org, these historic lectures from one of geotechnical engineering’s most renowned figures cover case histories and causes of dam failure, drawing from decades of professional experience. dams video lectures free download best