Coming down here. You can see the toll plazas all say closed so we dont have any cars going down the san mateo bridge at this point. Now that the bridge is closed the work will continue nonstop and continue through early monday morning. At 7 00 tonight. The closure began starting with a single lane east and west over the span. But this project started long before today. We actually started this back in february. Reporter caltrans spokesperson William Morris says the prep work began in february with limited lane closures, the resurfacing of the elevated span begins the entire bridge to be shut down. For the past six weeks, roadsides have been warning drivers. I live in hayward so it will affect my commute. Reporter dora crossing the bridge almost every day. A bridge in need of some work. Some of the lanes are really shaky. So it does need some work. Reporter kind of a shaky road. A bumpy road home. Reporter dating back to 1967, it will take two weekends to rip it up and replace it. That