The first man who died in the construction of the Hoover Dam was George Tierney, a surveyor who drowned in the Colorado River on Dec. 20, 1922 while mapping out a location. The last man to die was Patrick Tierney, an electrician’s helper, on Dec. 20, 1935. Yes, Patrick was George’s son.
George Tierney William Lawrence Sr Omnibit 8-24-20
