LANHAM, Md. (WNEW) — A multi-vehicle accident on I-270 North in Montgomery County caused traffic to back up for miles Wednesday night.

Officials say the accident occurred around 5:30 p.m., causing all lanes to be blocked before Clopper Road for about an hour. Around 6:20 p.m., two lanes were opened leaving the two right lanes to remain blocked.

More From Maryland

[display-posts category=”maryland” wrapper=”ul” posts_per_page=”4″]