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, 6 October 2023. 

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

NORTHERN MOTORWAY (SH1)

• Southbound lanes between Silverdale off-ramp and Oteha Valley Road on-ramp, 3-4 October
• Silverdale southbound on-ramp, 3-4 October
• Southbound lanes between Oteha Valley Road off-ramp and Constellation Drive on-ramp, 1 October
• Oteha Valley Road southbound on-ramp, 1 October
• Greville Road southbound on-ramp, 1 October
• SH1 southbound to SH18 westbound link, 1-2 October
• Tristram Avenue southbound on-ramp, 3 October
• Shelly Beach Road southbound off-ramp, 2 October

CENTRAL MOTORWAY JUNCTION (CMJ)

• Fanshawe Street southbound off-ramp, 2 October
• SH16 (Port) westbound to SH1 southbound link, 5 October
• Grafton Road southbound on-ramp, 5 October

SOUTHERN MOTORWAY (SH1)

• Southbound lanes between Mt Wellington Highway off-ramp and East Tamaki Road on-ramp, 5 October (approx. 10:00pm to 5:00am)
• Mt Wellington Highway southbound on-ramp, 5 October
• Princes Street southbound on-ramp, 5 October
• Highbrook Drive southbound on-ramp, 5 October
• Southbound lanes between Redoubt Road off-ramp and Papakura on-ramp, 1-2 October (approx. 10:00pm to 5:00am)
• Southbound lanes between Redoubt Road off-ramp and Takanini on-ramp, 3-4 October (approx. 10:00pm to 5:00am)
• SH1 southbound to SH20 northbound link, 1-4 October (approx. 10:00pm to 5:00am)
• Redoubt Road southbound on-ramp, 1-4 October
• Southbound lanes between Takanini off-ramp and Takanini on-ramp, 5 October (approx. 9:30pm to 5:00am)
• Southbound lanes between Takanini off-ramp and Papakura on-ramp, 1-2 October (approx. 9:30pm to 5:00am)
• Takanini southbound on-ramp, 1-2 October (approx. 9:30pm to 5:00am)
• Papakura southbound on-ramp, 3-5 October
• Papakura (Loop) northbound on-ramp, 1-5 October
• Northbound lanes between Drury/SH22 off-ramp and Papakura on-ramp, 2-5 October
• Drury/SH22 northbound on-ramp, 2-5 October
• Southbound lanes between Hampton Downs off-ramp and Hampton Downs on-ramp, 4-5 October
• Northbound lanes between Hampton Downs off-ramp and Hampton Downs on-ramp, 4-5 October
• Te Kauwhata northbound off-ramp, 29-30 Sep & 1-6 October (24/7)
• Te Kauwhata northbound on-ramp, 29-30 Sep & 1-6 October (24/7)

NORTHWESTERN MOTORWAY (SH16)

• Southbound lanes between Muriwai Road and Foster Road, 2-5 October
• Northbound lanes between Foster Road and Muriwai Road, 2-5 October
• Southbound lanes between Foster Road and Trigg Road, 1 October
• Northbound lanes between Trigg Road and Foster Road, 1 October
• Northbound lanes between Hobsonville Road off-ramp and Brigham Creek Road Roundabout, 4 October (approx. 9:30pm to 5:00am)
• SH16 northbound to SH18 eastbound link, 4 October (approx. 9:30pm to 5:00am)
• Southbound lanes between Te Atatu Road off-ramp and Rosebank Road on-ramp, 1-2 October (approx. 10:00pm to 5:00am)
• Te Atatu Road southbound on-ramp, 1-2 October

UPPER HARBOUR MOTORWAY (SH18)

• Caribbean Drive westbound on-ramp, 2 October
• Eastbound lanes between Tauhinu Road off-ramp and Albany Highway on-ramp, 1 October (approx. 10:00pm to 5:00am)
• Greenhithe Road eastbound on-ramp, 1 October
• Westbound lanes between Greenhithe Road off-ramp and Tauhinu Road on-ramp, 1 October (approx. 10:00pm to 5:00am)
• Squadron Drive eastbound on-ramp, 1 October
• Eastbound lanes between Hobsonville Road off-ramp and Squadron Drive on-ramp, 4 October (approx. 9:30pm to 5:00am)
• Brigham Creek Road eastbound on-ramp, 4 October (approx. 9:30pm to 5:00am)
• Trig Road eastbound on-ramp, 4 October (approx. 9:30pm to 5:00am)
• Hobsonville Road eastbound on-ramp, 4 October (approx. 9:30pm to 5:00am)

SOUTHWESTERN MOTORWAY (SH20)

• Southbound lanes between Hillsborough Road off-ramp and Neilson Street on-ramp, 2-3 October (approx. 10:00pm to 5:00am)
• Hillsborough Road southbound on-ramp, 2-3 October
• Queenstown Road southbound on-ramp, 2-3 October
• Southbound lanes between SH20 Links and Landing Drive, 2 October
• SH20 southbound to SH20A southbound link, 2 October
• SH20 northbound to SH20A southbound link, 2 October
• Southbound lanes between Lambie Drive off-ramp and SH1 links, 1-4 October (approx. 10:00pm to 5:00am)
• Lambie Drive southbound on-ramp, 1-4 October
• SH20 southbound to SH1 northbound link, 1-4 October (approx. 10:00pm to 5:00am)
• SH20 southbound to SH1 southbound link, 1-4 October (approx. 10:00pm to 5:00am)

GEORGE BOLT MEMORIAL DRIVE (SH20A)

• Northbound lanes between Landing Drive and SH20 link, 3 October
• SH20A northbound to SH20 northbound link, 3 October
• Kirkbride Road northbound on-ramp, 3 October
• Kirkbride Road southbound on-ramp, 2 October
• Northbound lanes between Kirkbride Road off-ramp and Kirkbride Road on-ramp, 4 October