Drawbridges Lockdown Process Closure Info: The lockdown process for all drawbridges in Broward begins at 12PM, Sunday, September 1st with Florida Department of Highway bridges followed by Broward County bridges at 2:30PM. ALL drawbridges will be locked down until further notice. This is to facilitate evacuations, if necessary. I don't understand it, just copying and pasting. That's from Broward. From Fort Lauderdale: BridgesAll drawbridges in Broward County will be locked in the down position by 8 p.m. tonight allowing only for vehicular traffic.