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, 30 May 2025.

Unless otherwise stated, closures start at 9pm and finish at 5am. Traffic management may be in place before the advertised closure times for the mainline.

NORTHERN MOTORWAY (SH1)

• SH1 southbound to SH18 westbound link, 25-27 May
• Southbound lanes between Northcote Road off-ramp and Onewa Road on-ramp, 28 May (approx. 10:00pm to 5:00am)
• Northcote Road southbound on-ramp, 28 May
• Esmonde Road southbound on-ramp, 28 May
• Shelly Beach Road southbound off-ramp, 26-27 May

CENTRAL MOTORWAY JUNCTION (CMJ)

• Eastbound lanes between Beach Road and Quay Street/Tamaki Drive, 25 May (approx. 10:00pm to 5:00am)
• Westbound lanes between Quay Street/Tamaki Drive and Beach Road, 26 May (approx. 10:00pm to 5:00am)

SOUTHERN MOTORWAY (SH1)

• Tecoma Street southbound off-ramp, 25 & 27-29 May
• Tecoma Street southbound on-ramp, 25 & 29 May
• Southbound lanes between Greenlane off-ramp and Ellerslie-Panmure Highway on-ramp, 27-28 May (approx. 11:00pm to 5:00am)
• Greenlane southbound on-ramp, 27-28 May (approx. 10:30pm to 5:00am)
• Tecoma Street southbound on-ramp, 27-28 May
• Ellerslie-Panmure Highway northbound off-ramp, 25 May
• Mt Wellington Highway southbound on-ramp, 25-26 May
• Mt Wellington Highway southbound on-ramp, 29 May (approx. 10:00pm to 5:00am)
• Northbound lanes between Manukau off-ramp and East Tamaki Road on-ramp, 29 May (approx. 10:00pm to 5:00am)
• Te Irirangi Drive northbound on-ramp, 29 May
• Redoubt Road northbound on-ramp, 29 May
• Northbound lanes between Manukau off-ramp and Te Irirangi Drive on-ramp, 25 & 27 May (approx. 10:00pm to 5:00am)
• Redoubt Road northbound on-ramp, 25 & 27 May
• Southbound lanes between Papakura off-ramp and Ramarama on-ramp, 26-29 April
• Papakura southbound on-ramp, 26-29 April
• Drury/SH22 southbound on-ramp, 26-29 April
• Drury/SH22 southbound on-ramp, 25 April
• Northbound lanes between Drury/SH22 off-ramp and Papakura on-ramp, 25 & 28-29 April
• Drury/SH22 northbound on-ramp, 25 & 28-29 April
• Northbound lanes between Ramarama off-ramp and Papakura on-ramp, 26-27 April
• Drury/SH22 northbound on-ramp, 26-27 April
• Ramarama northbound on-ramp, 26-27 April
• Bombay southbound off-ramp, 26-30 May
• Bombay southbound on-ramp, 25 May (approx. 8:00pm to 5:00am)
• Beaver Road southbound off-ramp, 25 May (approx. 8:00pm to 5:00am)
• Beaver Road southbound on-ramp, 25 May (approx. 8:00pm to 5:00am)
• Nikau Road southbound off-ramp, 25 May (approx. 8:00pm to 5:00am)
• Southbound lanes between Mercer off-ramp and Mercer on-ramp, 26-29 May
• Northbound lanes between Mercer off-ramp and Mercer on-ramp, 26-29 May

NORTHWESTERN MOTORWAY (SH16)

• Southbound lanes between Waimauku roundabout and Trigg Road, 25-26 May (approx. 8:00pm to 5:00am)
• Northbound lanes between Trigg Road and Waimauku roundabout, 25-26 May (approx. 8:00pm to 5:00am)
• Northbound lanes between Lincoln Road off-ramp and Brigham Creek Roundabout, 25 May (approx. 10:00pm to 5:00am)
• SH16 northbound to SH18 eastbound link, 25 May (approx. 10:00pm to 5:00am)
• Lincoln Road northbound on-ramp, 25 May

SOUTHWESTERN MOTORWAY (SH20)

• Northbound lanes between Queenstown Road off-ramp and Dominion Road on-ramp, 29 May (approx. 10:00pm to 5:00am)
• Hillsborough Road northbound on-ramp, 29 May
• Southbound lanes between Mahunga Drive off-ramp and Walmsley Road on-ramp, 27 May (approx. 10:00pm to 5:00am)
• SH20 southbound to SH20A southbound link, 27 May (approx. 10:00pm to 5:00am)
• Southbound lanes between Mahunga Drive off-ramp and Massey Road on-ramp, 26 May (approx. 10:00pm to 5:00am)
• Walmsley Road southbound on-ramp, 26 May
• SH20 southbound to SH20A southbound link, 26 May (approx. 10:00pm to 5:00am)
• SH20 northbound to SH20A southbound link, 26 May (approx. 10:00pm to 5:00am)
• Southbound lanes between Lambie Drive off-ramp and SH1 link, 25 & 27 & 29 May (approx. 10:00pm to 5:00am)
• Lambie Drive southbound on-ramp, 25 & 27 & 29 May
• SH20 southbound to SH1 northbound link, 25 & 27 & 29 May (approx. 10:00pm to 5:00am)
• SH20 southbound to SH1 southbound link, 25 & 27 & 29 May (approx. 10:00pm to 5:00am)