CDOT expects increased mountain traffic over Presidents Day weekend
Last month, over 1 million vehicles passed through the Eisenhower-Johnson Memorial Tunnel, and CDOT is expecting at least 1 ...
$71M Eisenhower-Johnson Memorial Tunnels project will address interior ice buildup
The iconic Eisenhower-Johnson Memorial Tunnels on the Interstate 70 corridor might soon be getting a facelift after the ...
The Union Democrat4y
Hetch Hetchy Water & Power plans five-year $140M Mountain Tunnel project
rehabilitate and upgrade the 19-mile-long Mountain Tunnel, a key component of the Hetch Hetchy Water System that takes water from Tuolumne County and sends it to San Francisco. The San Francisco ...
The New York Times6y
A GREAT MINING TUNNEL.; To Run 8,400 Feet Through Palmer Mountain, in Washington.
Subscribers may view the full text of this article ... project now being carried out in the West is a tunnel which is being driven into Palmer Mountain 8,400 feet, through 1,400 acres of mineral ...
Los Angeles Daily News5d
How some Southern California tunnels are still used, while others have vanished
Two tunnels were built on Mount Baldy Road in the San Gabriel Mountains, approximately two miles north of the Mountain Avenue intersection. The lower tunnel completed in 1949, is approximately 630 ...