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, 2 August 2024. Please note this Traffic Bulletin is updated every Friday.

Check daily updated closure information: www.journeys.nzta.govt.nz 

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)

•  Southbound lanes between Orewa off-ramp and Silverdale on-ramp, 28-31 July & 1 August
• Orewa southbound on-ramp, 28-31 July & 1 August
• Millwater southbound on-ramp, 28-31 July & 1 August
• Northbound lanes between Silverdale off-ramp and Orewa on-ramp, 28-30 July
• Silverdale northbound on-ramp, 28-30 July
• Onewa Road southbound off-ramp, 31 July & 1 August
• Onewa Road northbound off-ramp, 31 July & 1 August

 CENTRAL MOTORWAY JUNCTION (CMJ)

•  Eastbound lanes between Wellesley Street East (SH1) off-ramp and Alten Road, 28-31 July & 1 August (approx. 10:00pm to 5:00am)
• SH1 northbound to SH16 eastbound (Port) link, 28-31 July & 1 August (approx. 10:00pm to 5:00am)
• Eastbound lanes between Wellesley Street East (SH16) off-ramp and Alten Road, 28-31 July & 1 August (approx. 10:00pm to 5:00am)
• Grafton Road eastbound on-ramp, 28-31 July & 1 August (approx. 10:00pm to 5:00am)

 SOUTHERN MOTORWAY (SH1)

•  SH1 southbound to SH20 northbound link, 29 July (approx. 10:00pm to 5:00am)
• Redoubt Road southbound on-ramp, 29 July
• SH1 northbound to SH20 northbound link, 29 July (approx. 10:00pm to 5:00am)
• Southbound lanes between Takanini off-ramp and Drury/SH22 on-ramp, 29 & 31 July-1 August (approx. 9:30pm to 5:00am)
• Takanini southbound on-ramp, 29 & 31 July-1 August (approx. 9:30pm to 5:00am)
• Papakura (Loop) southbound on-ramp, 29 & 31 July-1 August (approx. 9:30pm to 5:00am)
• Papakura (Diamond) southbound on-ramp, 29 & 31 July-1 August (approx. 9:30pm to 5:00am)
• Southbound lanes between Papakura off-ramp and Drury/SH22 on-ramp, 30 July
• Southbound lanes between Papakura off-ramp and Ramarama on-ramp, 28 July
• Papakura (Loop) southbound on-ramp, 28 & 30 July
• Papakura (Diamond) southbound on-ramp, 28 & 30 July
• Drury/SH22 southbound on-ramp, 28 July
• Northbound lanes between Drury/SH22 and Redoubt Road on-ramp, 31 July-1 August (approx. 10:00pm to 5:00am)
• Takanini northbound on-ramp, 31 July-1 August
• Northbound lanes between Drury/SH22 off-ramp and Takanini on-ramp, 29-30 July
• Papakura (Diamond) northbound on-ramp, 28-31 July & 1 August
• Papakura (Loop) northbound on-ramp, 29-31 July & 1 August
• Northbound lanes between Ramarama off-ramp and Papakura on-ramp, 28 July
• Drury/SH22 northbound on-ramp, 28-31 July & 1 August
• Ramarama northbound on-ramp, 28 July
• Ridge Road northbound off-ramp, 29 July (approx. 8:30pm to 5:00am)
• Pokeno southbound on-ramp, 30 July & 1 August
• Pokeno northbound off-ramp, 30 July & 1 August
• Hampton Downs northbound off-ramp, 29 July

NORTHWESTERN MOTORWAY (SH16)

•  Southbound lanes between Foster Road and Trigg Road, 28 July (approx. 7:00pm to 5:00am)
• Northbound lanes between Trigg Rd and Foster Road, 28 July (approx. 7:00pm to 5:00am)
• Southbound lanes between Waimauku Roundabout and Trigg Road, 31 July (approx. 8:00pm to 5:00am)
• Northbound lanes between Trigg Rd and Waimauku Roundabout, 31 July (approx. 8:00pm to 5:00am)

 UPPER HARBOUR MOTORWAY (SH18)

•  Hobsonville Road eastbound on-ramp, 29-31 July & 1 August

 SOUTHWESTERN MOTORWAY (SH20)

•  Southbound lanes between Mahunga Drive off-ramp and Massey Road on-ramp, 1 August (approx. 10:00pm to 5:00am)
• SH20 southbound to SH20A southbound link, 1 August (approx. 10:00pm to 5:00am)
• Walmsley Road southbound on-ramp, 1 August
• Southbound lanes between Massey Road off-ramp and Puhinui Road on-ramp, 31 July (approx. 10:00pm to 5:00am)
• Massey Road southbound on-ramp, 31 July
• Northbound lanes between Cavendish Drive off-ramp and Massey Road on-ramp, 28 July (approx. 9:30pm to 5:00am)
• Puhinui Road northbound on-ramp, 28 July (approx. 8:30pm to 5:00am)
• Cavendish Drive northbound on-ramp, 28 July (approx. 8:30pm to 5:00am)
• Southbound lanes between Puhinui Road off-ramp and SH1 links, 30 July (approx. 10:00pm to 5:00am)
• Puhinui Road southbound on-ramp, 30 July
• Southbound Service Road (Puhinui Road to Cavendish Drive), 30 July
• Cavendish Drive southbound on-ramp, 30 July
• Lambie Drive southbound on-ramp, 30 July
• SH20 southbound to SH1 northbound link, 30 July (approx. 10:00pm to 5:00am)
• SH20 southbound to SH1 southbound link, 30 July (approx. 10:00pm to 5:00am)
• Northbound lanes between Manukau off-ramp and Puhinui Road on-ramp, 29 July (approx. 10:00pm to 5:00am)
• Northbound Service Road (Cavendish Drive to Puhinui Road), 29 July
• Cavendish Drive northbound on-ramp, 29 July
• Lambie Drive northbound on-ramp, 29 July