Waka Kotahi NZ Transport Agency advises of the following closures for motorway improvements. Work delayed by bad weather will be completed at the next available date, prior to Friday, 26 May 2023. 

Unless otherwise stated, closures start at 9pm and finish at 5am.

NORTHERN MOTORWAY (SH1)

• Southbound lanes between Waiwera off-ramp and Silverdale on-ramp, 21-24 May
• Southbound lanes between Waiwera off-ramp and Oteha Valley Road on-ramp, 25 May
• Orewa southbound on-ramp, 21-25 May
• Millwater southbound on-ramp, 21-25 May
• Silverdale southbound on-ramp, 25 May
• Northbound lanes between Silverdale off-ramp and Waiwera on-ramp, 21-25 May (approx. 10:00pm to 5:00am)
• Orewa northbound on-ramp, 21-25 May
• Silverdale northbound on-ramp, 21-25 May
• Southbound lanes between Oteha Valley Road off-ramp and Greville Road on-ramp, 21-22 May
• Oteha Valley Road southbound on-ramp, 21-22 May
• Northbound lanes between Greville Road off-ramp and Oteha Valley Road on-ramp, 21-22 May (approx. 9:30pm to 5:00am)
• Greville Road northbound on-ramp, 21-22 May
• SH1 southbound to SH18 westbound link, 24 May
• Southbound lanes between Constellation Drive off-ramp and Northcote Road on-ramp, 23 May
• Constellation Drive southbound on-ramp, 23 May
• Tristram Avenue southbound on-ramp, 23 May
• Southbound lanes between Northcote Road off-ramp and Onewa Road on-ramp, 24 May (approx. 9:30pm to 5:00am)
• Northcote Road southbound on-ramp, 24 May
• Esmonde Road southbound on-ramp, 24 May
• Northbound lanes between Onewa Road off-ramp and Northcote Road on-ramp, 22 May (approx. 10:00pm to 5:00am)
• Esmonde Road (Diamond) northbound on-ramp, 22 May
• Esmonde Road (loop) northbound on-ramp, 22 May
• Onewa Road northbound on-ramp, 22 – 23 May
• Esmonde Road northbound off-ramp, 21 May

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CENTRAL MOTORWAY JUNCTION (CMJ)

• Wellington Street northbound on-ramp, 25 May
• Northbound lanes between Symonds Street off-ramp and Wellington Street on-ramp, 22-23 May
• SH1 northbound to SH16 westbound link, 22-23 May

SOUTHERN MOTORWAY (SH1)

• Te Irirangi Drive southbound off-ramp, 21-22 May
• Redoubt Road southbound off-ramp, 23- 25 May
• Redoubt Road southbound on-ramp, 23- 25 May
• Southbound lanes between Takanini off-ramp and Drury/SH22 on-ramp, 21 May
• Takanini southbound on-ramp, 21 May
• Southbound lanes between Papakura off-ramp and Drury/SH22 on-ramp, 22-25 May
• Papakura southbound on-ramp, 21-25 May
• Papakura (loop) northbound on-ramp, 21-25 May
• Northbound lanes between Drury/SH22 off-ramp and Papakura on-ramp, 21-25 May
• Drury/SH22 northbound on-ramp, 21-25 May
• Beaver Road northbound on-ramp, 23 & 25 May
• Beaver Road northbound off-ramp, 23 & 25 May
• Nikau Road northbound on-ramp, 23 & 25 May
• Southbound lanes between Mercer off-ramp and Mercer on-ramp, 24 May (approx. 10:00pm to 5:00am)
• Northbound lanes between Mercer off-ramp and Mercer on-ramp, 24 May (approx. 10:00pm to 5:00am)
• Hampton Downs southbound off-ramp, 21-22 May (approx. 8:00pm to 5:00am)
• Hampton Downs northbound off-ramp, 21-25 May (approx. 8:00pm to 5:00am)

NORTHWESTERN MOTORWAY (SH16)

• Lincoln Road southbound off-ramp, 21-25 May
• Lincoln Road northbound on-ramp, 21-25 May
• Patiki Road southbound off-ramp, 23 May (approx. 10:00pm to 5:00am)
• Rosebank Road southbound on-ramp, 23 May
• Northbound lanes between Great North Road off-ramp and Patiki Road on-ramp, 22 May (approx. 10:00pm to 5:00am)
• Rosebank Road northbound off-ramp, 22 May (approx. 10:00pm to 5:00am)
• Great North Road northbound on-ramp, 22 May
• SH16 northbound to SH20 southbound link, 22 May (approx. 10:00pm to 5:00am)
• St Lukes Road eastbound off-ramp, 22 May
• Eastbound lanes between St Lukes Road off-ramp and SH1/SH16 links, 24 May (approx. 10:00pm to 5:00am)
• St Lukes Road eastbound on-ramp, 24 May
• SH16 eastbound to SH1 northbound link, 24 May (approx. 10:00pm to 5:00am)
• SH16 eastbound to SH1 southbound link, 24 May (approx. 10:00pm to 5:00am)

UPPER HARBOUR MOTORWAY (SH18)

• Westbound lanes between Albany Highway off-ramp and Tauhinu Road on-ramp, 21 May (approx. 10:00pm to 5:00am)
• Albany Highway westbound on-ramp, 21 May
• Westbound lanes between Greenhithe Road off-ramp and Tauhinu Road on-ramp, 22 May (approx. 10:00pm to 5:00am)
• Eastbound lanes between Tauhinu Road off-ramp and Greenhithe Road on-ramp, 21 & 22 May (approx. 10:00pm to 5:00am)
• Squadron Drive westbound off-ramp, 21 May (approx. 10:00pm to 5:00am)
• Squadron Drive eastbound on-ramp, 22 May
• Eastbound lanes between Brigham Creek Road off-ramp and Brigham Creek Road on-ramp, 22 may (approx. 10:00pm)