Update: All lanes of the Inner Loop of I-495 are now open.
A collision has blocked all travel lanes on the inner loop of I-495 on Tuesday, March 5.The Montgomery County Office of Emergency Management and Homeland Security issued the following at 12:38pm: Severe Traffic Alert
Traffic incident blocks all travel lanes of the Inner Loop of I-495 just past Exit 34 (Rockville Pike/MD 355). Traffic is only able to proceed on the right shoulder. Expect significant delays. Seek alternate route.
We will provide an update when additional information becomes available.