If you are planning a trip to the San Francisco Bay Area in the near future be aware of this:
"(04-29) 09:24 PDT OAKLAND -- The heat of a dramatic gasoline tanker fire destroyed an overpass and closed two major roadways in the MacArthur Maze at the East Bay access to the Bay Bridge early this morning." more here... http://sfgate.com/cgi-bin/article.cgi?f=/chronicle/archive/2007/04/29/BAGVOPHQU46.DTL Fortunately I don't travel the route but rarely.