The Waterfall Way is closed in both directions west of Dorrigo following a crash.
Emergency services were called to the scene just after 11am.
According to Coffs/Clarence Police the Waterfall Way is closed to traffic in both directions near Deer Vale about 25km from Dorrigo towards Ebor.
It is expected to be closed for some time, and then restricted traffic flow whilst the scene is cleared.
Expect major traffic delays.
For further updates check out www.livetraffic.com.