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If passed into law, it could create hundreds of thousands of jobs — and not just in construction.
One way to keep money and transit service moving is to rely more on local taxes and tolls and less on fares.
When it comes to traveling between major cities, trains, planes and automobiles are the usual go-tos, but buses are beginning to make a comeback. Amid rising gas prices and increasing airfares, companies offering bus services for trips of 200 to 400 miles have sprung up. Click the audio player above to hear the full story.
More and more people are moving to cities and turning to public transit, so what happens when these aging systems can't handle the load of increasing masses?