Known as "the highest and lowest holing in history," the tunnel bored through the Rockies at an elevation of 9,200 feet, 2,800 feet below the surface. Eight hundred men worked around the clock for 3 1/2 years, moving 3 billion pounds of rock.
Moffat Tunnel Improvement District
Society: ASCEMain Category: CivilSub Category: Tunnels, Water Supply & ControlEra: 1920-1929DateCreated: 1928Thru the Continental DivideNederlandState: COZip: 80466Country: USAWebsite: http://www.asce.org/Project/Moffat-Tunnel/Creator: Moffat, David , Moffat Tunnel Improvement District
YearAdded:Image Credit: Courtesy Flickr/Bradley Gordon (CC BY 2.0)Era_date_from: 1928