Denver airport weighs bridges, tunnels, gondolas as train backup
The next time Denver International Airport’s increasingly crowded underground train breaks down, imagine that stranded passengers have an easy backup option: At last, an underground corridor with moving walkways to ease what would be a long hike to DIA’s far-out island concourses. Or think futuristic: Small, on-demand pods that zip through new tunnels and up concourse ramps, depositing passengers right […]
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