MD 355 Traffic and Accident News (type a number or name to filter) 123 days agoWater main break shuts down Route 355 in Montgomery County as overnight work likely WJLA286 days agoOverturned tractor-trailer crash shuts down I-270 in Frederick County WBFF300 days agoLanes back open after 2 tractor trailers jackknifed on Beltway in Montgomery County WUSA9741 days agoMajor traffic delays on I-495 for Virginia, Maryland commuters dcnewsnow.com1285 days agoNorthbound I-270 reopens in Frederick County after five-hour closure The Washington Post
