SAN ANTONIO – Three westbound lanes of Interstate 10 at West Avenue are blocked off due to an 18-wheeler rollover.

The three right lanes are closed between West Avenue and Vance Jackson Road. Only the left lane of I-10 West is moving.

Emergency crews are on the scene to clear the lanes.

You can expect delays as I-10 East at Vance Jackson is backed up to Medical Drive.

Seek an alternate route if possible.

This is a developing story and will be updated when more information is made available.