Westbound Interstate 10 is closed near San Simon in southeast Arizona because of a crash involving at least two semis.
According to the Arizona Department of Transportation, the collision site is at milepost 376, about 15 miles from the New Mexico state line.
There is no estimated time for when westbound lanes will reopen.
Drivers on westbound I-10 are being directed off the freeway and past the crash site on local roads.
Eastbound lanes on I-10 remain open.
I-10 West is CLOSED at mile 376 near San Simon for a crash involving semis. No estimated time to reopen. #NMRoads
— Arizona DOT (@ArizonaDOT) April 25, 2016