UPDATE, 5:21 P.M.:

Northbound lanes of I-95 in Maryland reopened after a utility problem, then southbound lanes of I-95 closed in Virginia because of a leaning sign.

At about 5:20 p.m., the Virginia Department of Transportation tweeted that all lanes of I-95 southbound were closed at the Prince William Parkway as crews inspect a leaning sign for Potomac Mills.  Some drivers will be diverted into express lanes, but tolls will be suspended, VDOT said.

Pictures of the sign circulated on social media:

ORIGINAL POST: 

Northbound lanes of Interstate 95 were blocked Friday afternoon in Prince George’s County because of a utility problem, officials said.

At about 4:10 p.m., the northbound lanes were blocked at Exit 29 (Route 212) due to a utility problem, the Metropolitan Area Transportation Operations Coordination Program said.

Traffic is being diverted to Route 212, MATOC said in a tweet. Commuters should expect delays.