SAN FRANCISCO - NOVEMBER 02:  Traffic flows across the western span of the San Francisco Bay Bridge November 2, 2009 in San Francisco, California. The San Francisco Bay Bridge reopened this morning after being closed for six days to undergo emergency repairs of cross beams and rods that broke and fell into traffic damaging three vehicles. Getty Images logo Getty Images 3 weeks ago

SAN FRANCISCO - NOVEMBER 02: Traffic flows across the western span of the San Francisco Bay Bridge November 2, 2009 in San Francisco, California. The San Francisco Bay Bridge reopened this morning after being closed for six days to undergo emergency repairs of cross beams and rods that broke and fell into traffic damaging three vehicles.