"Significant" detours will be in place when the Karangahake Gorge closes next week for slip repair works and road maintenance.
Waka Kotahi NZ Transport Agency has advised State Highway 2 Karangahake Gorge, east of Karangahake Village, will be closed between 8pm and 5am on December 11 and 12.
More closures may be required the following week on December 16 and 17.
Signage and cordons will be in place between Paeroa and Waihī.