Commuters were earlier urged to allow for extra time.
ROAD CLOSED - TI RAKAU DR, PAKURANGA - 6:55AM Due to a serious crash the northbound lanes on a section of Ti Rakau Dr, between Pakuranga Hwy and Pakuranga Rd, are CLOSED. Southbound lanes are open. Diversions are in place. Avoid this route or allow extra time. ^TP pic.twitter.com/Y20IgijZI4
Northern Fire and Emergency NZ shift manager Karen Larking said the crash, between McPike Rd and Woodhill Park Rd, was only minor but was likely to disrupt the journeys of those travelling to work.
Most other highways were free flowing but traffic was heavy in areas including SH1 north and southbound.