Update: As of 9:45 a.m., the freeway lane had been reopened. State Police said no one was injured. The fire started when a hub bearing overheated, police said.
The Washtenaw County Sheriff's Office was advising motorists to avoid eastbound M-14 between the two intersections with US-23 on the north side of Ann Arbor Friday morning.
A semi tractor-trailer fire has closed the right lane, the office said in a meesage sent about 6:45 a.m.
A Google traffic map showed a severe traffic backup on M-14 and traffic backed up on southbound US-23 north of the intersection with M-14.
A dispatcher said firefighters and Michigan State Police are on the scene.
Traffic backups are shown in red and black on the map.
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