Overnight motorway closures

12 – 17 July 2026

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, 17 July 2026. 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)

Northbound lanes between Oteha Valley Road off-ramp and Silverdale on-ramp, 13-16 July
Oteha Valley Road northbound on-ramp, 13-16 July
Northbound lanes between Constellation Drive off-ramp and Oteha Valley Road on-ramp, 12 July (approx. 10:00pm to 5:00am)
Greville Road northbound on-ramp, 12 July
Constellation Drive northbound on-ramp, 12 July
Onewa Road southbound on-ramp, 16 July
Onewa Road northbound off-ramp, 13 July
Stafford Road northbound off-ramp, 13 July
Shelly Beach Road southbound off-ramp, 12 July (approx. 12:00am to 5:00am)
Shelly Beach Road southbound off-ramp, 16 July
Curran Street northbound on-ramp, 13 July

CENTRAL MOTORWAY JUNCTION (CMJ)

Fanshawe Street southbound off-ramp, 16 July
Southbound lanes between Fanshawe Street off-ramp and Greenlane on-ramp, 14-15 July (approx. 10:00pm to 5:00am)
SH1 southbound to SH16 westbound link, 14-15 July (approx. 10:00pm to 5:00am)
SH1 southbound to SH16 (Port) eastbound link, 14-15 July (approx. 10:00pm to 5:00am)
Hobson Street southbound on-ramp, 14-15 July
Symonds Street southbound on-ramp, 14-15 July
SH16 eastbound to SH1 southbound link, 14-15 July (approx. 10:00pm to 5:00am)
Westbound lanes between Stanley Street off-ramp and Wellesley Street East on-ramp, 14-15 July (approx. 10:00pm to 5:00am)
SH16 (Port) westbound to SH1 southbound link, 14-15 July (approx. 10:00pm to 5:00am)
SH16 (Port) westbound to SH1 northbound link, 14-15 July (approx. 10:00pm to 5:00am)
Grafton Road southbound on-ramp, 14-15 July

SOUTHERN MOTORWAY (SH1)

Southbound lanes between Fanshawe Street off-ramp and Greenlane on-ramp, 14-15 July (approx. 10:00pm to 5:00am)
Khyber Pass Road southbound on-ramp, 14-15 July
St Marks Road southbound on-ramp, 14-15 July
Khyber Pass Road northbound off-ramp, 12 July (approx. 12:00am to 5:00am)
Khyber Pass Road northbound off-ramp, 13 & 16 July
Gillies Avenue northbound on-ramp, 12 July (approx. 12:00am to 5:00am)
Gillies Avenue northbound on-ramp, 13 & 16 July
Northbound lanes between Bombay off-ramp and Drury/SH22 on-ramp, 12 July (approx. 12:00am to 5:00am)
Ramarama northbound on-ramp, 12 July (approx. 12:00am to 5:00am)
Bombay northbound on-ramp, 12 July (approx. 12:00am to 5:00am)
Northbound lanes between Bombay off-ramp and Drury/SH22 on-ramp, 16 July
Ramarama northbound on-ramp, 16 July
Bombay northbound on-ramp, 16 July

NORTHWESTERN MOTORWAY (SH16)

SH16 eastbound to SH20 southbound link (Waterview southbound tunnel closed), 13 July
SH16 westbound to SH20 southbound link (Waterview southbound tunnel closed), 13 July

UPPER HARBOUR MOTORWAY (SH18)

Eastbound lanes between Albany Highway off-ramp and Paul Matthews Road on-ramp, 12 July (approx. 10:00pm to 5:00am)
Albany Highway eastbound on-ramp, 12 July
SH18 eastbound to SH1 northbound link, 12 July (approx 10:00pm to 5:00am)
Westbound lanes between Greenhithe Road off-ramp and Squadron Drive on-ramp, 16 July
Eastbound lanes between Tauhinu Road off-ramp and Greenhithe Road on-ramp, 16 July
Squadron Drive westbound off-ramp, 16 July

SOUTHWESTERN MOTORWAY (SH20)

Northbound lanes between Maioro Street off-ramp and SH16 links (Waterview northbound tunnel closed), 14-15 July
SH20 northbound to SH16 westbound link (Waterview northbound tunnel closed), 14-15 July
SH20 northbound to SH16 eastbound link (Waterview northbound tunnel closed), 14-15 July
Maioro Street northbound (Waterview northbound tunnel closed), 14-15 July