Two people are in a critical condition after a serious crash on a stretch of highway between Puhoi and Warkworth shortly before 2pm this afternoon.
Emergency services, including numerous fire appliances and a rescue helicopter attended the accident near Schollum Access Rd.
A Fire Service spokeswoman said two motorbikes and one vehicle were involved.
"No one is trapped, but the road is closed while we set up the landing site for the Westpac helicopter."
She said as well as the two critically injured passengers there was also one with minor injuries.