Transportation officials are working on a plan to use Amtrak service to help alleviate the heavy traffic.
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The Riverside County Transportation Commission says it has received funding for an $8.6 million temporary train platform at the Indio Transit Center.
Festival-goers would board special trains at Union Station in downtown L.A. and travel to the Coachella Valley and then take shuttle buses to the grounds.
The train could be ready next year.
The Associated Press contributed to this report.