Originally published February 14, 2018 at 12:22p.m.

Updated February 14, 2018 at 03:40p.m.

Update - 3:12 p.m. Feb. 14: I-17 southbound reopens at Sunset Point

I-17 southbound has reopened at the Sunset Point Rest Area, according to the Arizona Department of Transportation. One direction of the highway had closed to place a barrier where loose rock had been found above the roadway.

Northbound lanes were unaffected.

Original post:

Interstate 17 southbound is scheduled to close at Sunset Point Rest Area at 1 p.m. today, Feb. 14, to place a barrier where loose rock has been found above the roadway, the Arizona Department of Transportation said just after noon.

The closure is expected to last about an hour.

The southbound closure will extend from Sunset Point at milepost 252 to the work zone at milepost 247. Northbound lanes will remain open.

Real-time highway conditions are available on ADOT’s Arizona Traveler Information site at az511.gov, by calling 511 and through ADOT’s Twitter feed, @ArizonaDOT. When a freeway closure or other major traffic event occurs, our free app available at ADOTAlerts.com will send critical information directly to app users in affected areas – where possible, in advance of alternate routes.