Keywords: Fort Peck Dam (Fort Peck Montana) Spillway 01.jpg Fort Peck Dam spillway construction 1986 Gate piers No 3-9 completed Pouring No 10 Fort Peck northeastern Montana http //images usace army mil/ U S Army Corps of Engineers Digital Visual Library 1986 US Army Corps of Engineers Photographed by Robert Etzel PD-USGov Fort Peck Dam Montana in the 1980s Spillways in the United States Dam construction in the United States Black and white photographs of structures Black and white photographs of Montana |