Moffat Tunnel (mŏfˈət) [key], railroad tube, 24 ft (7.3 m) high, 18 ft (5.5 m) wide, and 6.4 mi (10.3 km) long, N central Colo., in the Continental Divide, NW of Denver. One of the country's longest railroad tunnels, it was built between 1922 and 1928. At an elevation of 9,094 ft (2,772 m), it pierces James Peak. An adjacent bore carries water to Denver.
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