LOS ANGELES, CA - JULY 14: A traffic signs alerts motorists on Interstate 405 of the shutdown one day before workers start demolishing the Mulholland Bridge on Interstate 405 at the Sepulveda Pass ... more 
LOS ANGELES, CA - JULY 14: A traffic signs alerts motorists on Interstate 405 of the shutdown one day before workers start demolishing the Mulholland Bridge on Interstate 405 at the Sepulveda Pass during the 11-mile shutdown of Interstate 405 from July 16-18 for 53 hours on July 14, 2011 in Los Angeles, California. Los Angeles city officials are advising residents to stay home or stay away from the area over the weekend fearing massive traffic jams of what has become known as "Carmageddon." (Photo by Kevork Djansezian/Getty Images) less 
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Getty Images | Photo By Kevork Djansezian / Getty Images
Fri, Jul 15, 2011 12:33 AM EDT