The Gwydir Highway is closed in both directions about 50km west of Moree after a heavy vehicle fire.
Police and emergency services were called to the location about 12.30am (Monday 20 November 2017) after a b-double carrying 70 tonnes of wheat caught alight.
The driver was uninjured and emergency services remain on scene.
Heavy vehicles are urged to use alternate routes.
For traffic information, including road closures and live traffic reports, visit: www.livetraffic.com
More to come.