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The Eisenhower-Johnson Memorial Tunnels are pictured in December 2023. With ice infiltrating the walls of the tunnels, Colorado Department of Transportation officials say they have a $71 million ...
A NEW YORK MINING SCHEME; Construction of the Longest Tunnel in the World at Cripple Creek, Colorado. BORING THROUGH PIKE'S PEAK. Formation of a Pool to Utilize Wyoming's Coal and Oil Deposits ...
People who frequently drive through the Eisenhower-Johnson Memorial Tunnels on Interstate 70 might notice more visible structure leaks and ice mounds building up in the travel lanes this winter. The ...
People who frequently drive through the Eisenhower-Johnson Memorial Tunnels on Interstate 70 might notice more visible structure leaks and ice mounds building up in the travel lanes this winter. The ...
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