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, 1 September 202 Unless otherwise stated, closures start at 9pm and finish at 5am.NORTHERN MOTORWAY (SH1)Northbound lanes between Oteha Valley Road off-ramp and Silverdale on-ramp, 29-31 AugustOteha Valley Road northbound on-ramp, 29-31 AugustCENTRAL MOTORWAY JUNCTION (CMJ)None plannedSOUTHERN MOTORWAY (SH1)Northbound lanes between East Tamaki Road off-ramp and Mt Wellington Highway on-ramp, 31 August (approx. 10:00pm to 5:00am)Princes Street northbound on-ramp, 31 AugustHighbrook Drive northbound on-ramp, 31 AugustEast Tamaki Road northbound on-ramp, 31 AugustNorthbound lanes between Drury/SH22 off-ramp and Redoubt Road on-ramp, 27-31 AugustPapakura (Diamond) northbound on-ramp, 27-31 AugustPapakura (Loop) northbound on-ramp, 27-31 AugustDrury/SH22 northbound on-ramp, 27-31 AugustSouthbound lanes between Redoubt Road off-ramp and Drury/SH22 on-ramp, 30 August (approx. 10:00pm to 5:00am)Redoubt Road southbound on-ramp, 30 AugustSH1 southbound to SH20 northbound link, 30 August (approx. 10:00pm to 5:00am)Southbound lanes between Takanini off-ramp and Drury/SH22 on-ramp, 27-28 & 30-31 AugustTakanini southbound on-ramp, 27-28 & 30-31 AugustSouthbound lanes between Papakura off-ramp and Bombay on-ramp, 29 AugustPapakura southbound on-ramp, 25-31 August & 1-2 September (24/7)Drury/SH22 southbound on-ramp, 29 AugustRamarama southbound on-ramp, 29 AugustBombay southbound on-ramp, 28 AugustBeaver Road southbound off-ramp, 28 August (approx. 9:30pm to 5:00am)Beaver Road southbound on-ramp, 28 AugustNikau Road southbound off-ramp, 28 August (approx. 9:30pm to 5:00am)Southbound lanes between Nikau Road off-ramp and Nikau Road on-ramp, 27 August (approx. 9:30pm to 5:00am)Northbound lanes between Nikau Road off-ramp and Nikau Road on-ramp, 27 August (approx. 9:30pm to 5:00am)SH1 southbound to SH2 eastbound link, 27 August (approx. 9:30pm to 5:00am)Razorback Road southbound off-ramp, 27 August (approx. 9:30pm to 5:00am)Southbound lanes between Pokeno off-ramp and Pokeno on-ramp, 27 August (approx. 9:30pm to 5:00amNorthbound lanes between Pokeno off-ramp and Pokeno on-ramp, 27 August (approx. 8:00pm to 5:00am)Hampton Downs northbound off-ramp, 30 August (approx. 8:00pm to 5:00am)Hampton Downs northbound on-ramp, 29 August (approx. 8:00pm to 5:00am)NORTHWESTERN MOTORWAY (SH16)Southbound lanes between Brigham Creek Road Roundabout and Hobsonville Road on-ramp, 27 AugustNorthbound lanes between Hobsonville Road off-ramp and Brigham Creek Road Roundabout, 27 August (approx. 9:30pm to 5:00am)Lincoln Road northbound off-ramp, 30-31 AugustLincoln Road northbound on-ramp, 29 AugustUPPER HARBOUR MOTORWAY (SH18)Brigham Creek Road eastbound on-ramp, 28 August (approx. 8:00pm to 5:00am)SOUTHWESTERN MOTORWAY (SH20)Northbound lanes between Hillsborough Road off-ramp and Dominion Road on-ramp, 30-31 August (approx. 10:00pm to 5:00am)Hillsborough Road northbound on-ramp, 30-31 AugustSouthbound lanes between Lambie Drive off-ramp and SH1 links, 30 August (approx. 10:00pm to 5:00am)Lambie Drive southbound on-ramp, 30 August (approx. 10:00pm to 5:00am)SH20 southbound to SH1 northbound link, 30 August (approx. 10:00pm to 5:00am)SH20 southbound to SH1 southbound link, 30 August (approx. 10:00pm to 5:00am)STATE HIGHWAY 2 (SH2)SH2 westbound to SH1 southbound, 27 August