Waka Kotahi says travel to and from the Coromandel should be possible by Thursday morning.
A mammoth slip on Northland's State Highway 1 at Dome Valley may be cleared by Friday
Meanwhile across Hawkes Bay and Tairāwhiti multiple roads are munted - including several bridges - trapping entire communities.
State Highway 51 between Napier and Hastings opened again late last night after contractors cleared debris.
Waka Kotahi National Emergency Response Team spokesperson Mark Owen spoke to Corin Dann.
