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This category is for vehicles and systems that are hybrids, that normally use and change between two modes: road and track. They drive on and off regular roads and overhead tracks, usually monorails, as needed; attach to tracks for longer trips, run on roads for shorter local trips.
Personal Rapid Transit (PRT) uses small automated cars to provide frequent and non-stop service from source station to destination station via a complex network of elevated guideways and switches.
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Last update: Friday, February 13, 2015 1:15:09 AM EST - edit