NZ Transport Agency Waka Kotahi advises of the following closures for motorway improvements.

Work delayed by bad weather will be completed at the next available date, prior to Friday, 29 March 2024.

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

Northern Motorway (SH1)

• Southbound lanes between Orewa off-ramp and Silverdale on-ramp, 24-25 March
• Orewa southbound on-ramp, 24-25 March
• Millwater southbound on-ramp, 24-25 March
• Northbound lanes between Silverdale off-ramp and Orewa on-ramp, 24-25 March
• Silverdale northbound on-ramp, 24-25 March
• Northbound lanes between Constellation Drive off-ramp and Oteha Valley Road on-ramp, 25 March (approx. 10:00pm to 5:00am)
• Greville Road northbound on-ramp, 25 March
• Constellation Drive northbound on-ramp, 25 March
• Stafford Road northbound off-ramp, 24-27 March (approx. 10:00pm to 5:00am)
• Curran Street northbound on-ramp, 24-27 March

Central Motorway Junction (CMJ)

• Wellington Street northbound on-ramp, 24-27 March
• Eastbound lanes between Symonds Street off-ramp and Alten Road, 24-27 March (approx. 10:00pm to 5:00am)
• SH1 northbound to SH16 eastbound (Port) link, 24-27 March (approx. 10:00pm to 5:00am)
• Eastbound lanes between Wellesley Street East (SH16) off-ramp and Alten Road, 24-27 March (approx. 10:00pm to 5:00am)
• Grafton Road eastbound on-ramp, 24-27 March
• Westbound lanes between Stanley Street off-ramp and Wellesley Street East on-ramp, 24-27 March (approx. 10:00pm to 5:00am)

Southern Motorway (SH1)

• St Marks Road southbound on-ramp, 24 March (approx. 8:00pm to 5:00am)
• Market Road southbound off-ramp, 24 March (approx. 8:00pm to 5:00am)
• Princes Street southbound off-ramp, 27 March
• Southbound lanes between East Tamaki Road off-ramp and Redoubt Road on-ramp, 24 March (approx. 10:00pm to 5:00am)
• East Tamaki Road southbound on-ramp, 24 March
• SH1 southbound to SH20 northbound link, 24 March (approx. 10:00pm to 5:00am)
• SH1 southbound to SH20 northbound link, 25-27 March
• Redoubt Road southbound on-ramp, 25-27 March
• Northbound lanes between Drury/SH22 off-ramp and Takanini on-ramp, 27 March
• Papakura (Diamond) northbound on-ramp, 27 March
• Papakura (Loop) northbound on-ramp, 27 March
• Northbound lanes between Drury/SH22 off-ramp and Papakura on-ramp, 25-26 March
• Drury/SH22 northbound on-ramp, 25-27 March
• Drury/SH22 southbound on-ramp, 26-27 March
• Southbound lanes between Ramarama off-ramp and Bombay on-ramp, 24 March
• Ramarama southbound on-ramp, 24 March
• Northbound lanes between Bombay off-ramp and Ramarama on-ramp, 24 March
• Bombay northbound on-ramp, 24 March
• Beaver Road northbound on-ramp, 27 March
• Beaver Road northbound off-ramp, 27 March
• Nikau Road northbound on-ramp, 27 March

Northwestern Motorway (SH16)

• Southbound lanes between Waimauku Roundabout and Trigg Road, 24-28 March
• Northbound lanes between Trigg Road and Waimauku Roundabout, 24-28 March
• Southbound lanes between Brigham Creek Roundabout and Hobsonville Road on-ramp, 26 March (approx. 10:00pm to 5:00am)

Upper Harbour Motorway (SH18)

• SH18 eastbound to SH1 northbound link, 25 March (approx. 10:00pm to 5:00am)
• Westbound lanes between Albany Highway off-ramp and Tauhinu Road on-ramp, 27 March (approx. 10:00pm to 5:00am)
• Albany Highway westbound on-ramp, 27 March
• Squadron Drive westbound off-ramp, 27 March
• Eastbound lanes between Tauhinu Road off-ramp and Albany Highway on-ramp, 27 March (approx. 10:00pm to 5:00am)
• Greenhithe Road eastbound on-ramp, 27 March
• Westbound lanes between Squadron Drive off-ramp and Hobsonville Road on-ramp, 26 March (approx. 10:00pm to 5:00am)
• Brigham Creek Road westbound on-ramp, 26 March
• SH18 westbound to SH16 southbound link, 26 March (approx. 10:00pm to 5:00am)

Please follow the signposted detours. NZ Transport Agency thanks you for your co-operation during these essential improvements and maintenance.