Three men in front of a sign for the Southern Nevada Water Project, which included a pumping plant to take water out of Lake Mead and a water treatment plant. Left to Right: Asst. Commissioner of Reclamation N. B. Bennett, Jr., Master of Ceremonies; U.S. Senator Alan Bible; Regional Director A.B. West of the Bureau of Reclamation's Region 3.
Dynamite explosion breaking ground for the Southern Nevada Water Project, creating the River mountains tunnel.
Transcribed Notes: Transcribed from photo sleeve: "Shown is the dynamite blast at the inlet portal of River Mountains Tunnel, which officially launched construction of the first stage of the $81 million project. The blast was detonated by U.S. Senator Alan Bible from the speakers stand 1.7 miles away, where the groundbreaking ceremony was held."