National Dam Safety: Seepage and Piping (Part 1)
Public domainFederal Emergency Management Agency FEMA P-717DVD National Dam Safety: Seepage and Piping (Part 1) Case Histories and Causes of Failure. Expert Video Series, the National Dam Safety Program. Dr. Ralph B. Peck
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National Dam Safety: Seepage and Piping (Part 1). Federal Emergency Management Agency. Internet Archive · FedFlix.
National Dam Safety: Seepage and Piping (Part 1). Federal Emergency Management Agency. Internet Archive · FedFlix.
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