*SCHEDULED BAY BRIDGE LANE CLOSURES* Anne Arundel County: Bay Bridge Lane Closures Scheduled for Week of 21 - 27 March (conditions permitting): HEADLIGHT USE WHILE DRIVING ACROSS THE BAY BRIDGE IS MANDATORY AT ALL TIMES. The EASTBOUND span may be CLOSED: - Sunday from 10 p.m. until 5 a.m. on Monday The WESTBOUND span may be CLOSED: - Monday through Wednesday from 8 p.m. until 5 a.m. the following morning. - Thursday from 9 p.m. until 5 a.m. on Friday - Friday from 10 p.m. until 7 a.m. on Saturday - Saturday from 9 p.m. until 8 a.m. on Sunday * Overnight closures may start earlier, if traffic volumes allow.