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, 21 July 2023. Please note this Traffic Bulletin is updated every Friday. Unless otherwise stated, closures start at 9pm and finish at 5am. NORTHERN MOTORWAY (SH1)Northbound lanes between Northcote Road off-ramp and Tristram Avenue on-ramp, 16 July (approx. 10:30pm to 5:00am)Northcote Road northbound on-ramp, 16 July (approx. 9:30pm to 5:00am)Esmonde Road southbound on-ramp, 19-20 JulyOnewa Road northbound off-ramp, 17 July (approx. 9:30pm to 5:00am)Stafford Road northbound off-ramp, 17 July (approx. 9:30pm to 5:00am)Curran Street northbound on-ramp, 17 July (approx. 9:30pm to 5:00am)SOUTHERN MOTORWAY (SH1)Southbound lanes between Greenlane off-ramp and Mt Wellington Highway on-ramp, 16-17 July (approx. 11:00pm to 5:00am)Greenlane southbound on-ramp, 16-17 July (approx. 10:00pm to 5:00am)Tecoma Street southbound on-ramp, 16-17 July (approx. 10:00pm to 5:00am)Ellerslie-Panmure Highway southbound on-ramp, 16-17 July (approx. 10:00pm to 5:00am)Northbound lanes between Mt Wellington Highway off-ramp and Ellerslie-Panmure Highway on-ramp, 18 July (approx. 10:00pm to 5:00am)South Eastern Highway (SEART) northbound on-ramp, 18 JulyMt Wellington Highway northbound on-ramp, 18 JulyNorthbound lanes between Princes Street off-ramp and Mt Wellington Highway on-ramp, 19-20 July (approx. 10:00pm to 5:00am)Princes Street northbound on-ramp, 19-20 JulyPapakura southbound off-ramp, 16 JulyPapakura southbound on-ramp, 13 – 22 July (24/7)Southbound lanes between Mercer off-ramp and Mercer on-ramp, 18-20 July (approx. 10:00pm to 5:00am)Northbound lanes between Mercer off-ramp and Mercer on-ramp, 18-20 July (approx. 10:00pm to 5:00am)Southbound lanes between Hampton Downs off-ramp and Te Kauwhata on-ramp, 16 JulyHampton Downs southbound on-ramp, 16-20 July (approx. 8:00pm to 5:00am)NORTHWESTERN MOTORWAY (SH16)Northbound lanes between Hobsonville Road off-ramp and Brigham Creek Road Roundabout, 16 July (approx. 9:30pm to 5:00am)Southbound lanes between Brigham Creek Roundabout and Lincoln Road on-ramp, 16 JulySouthbound lanes between Hobsonville Road off-ramp and Lincoln Road on-ramp, 16 JulySH18 westbound to SH16 southbound link, 16 JulyHobsonville Road southbound on-ramp, 16 JulyRoyal Road southbound on-ramp, 16 JulyLincoln Road northbound off-ramp, 18-20 JulyLincoln Road northbound on-ramp, 16-18 JulyNorthbound lanes between Great North Road off-ramp and Patiki Road on-ramp, 18-19 July (approx. 10:00pm to 5:00am)Rosebank Road northbound off-ramp, 18-19 July (approx. 10:00pm to 5:00am)Great North Road northbound on-ramp, 18-19 JulySH16 westbound to SH20 southbound link, 18-19 July (approx. 10:00pm to 5:00am)UPPER HARBOUR MOTORWAY (SH18)Westbound lanes between Albany Highway off-ramp and Tauhinu Road on-ramp, 17-19 July (approx. 10:00pm to 5:00am)Albany Highway westbound on-ramp, 17-19 JulyEastbound lanes between Tauhinu Road off-ramp and Albany Highway on-ramp, 17-19 July (approx. 10:00pm to 5:00am)Greenhithe Road eastbound on-ramp, 17-19 JulyTauhinu Road westbound on-ramp, 20 JulyEastbound lanes between Brigham Creek Road off-ramp and Squadron Drive on-ramp, 20 JulyBrigham Creek Road eastbound on-ramp, 20 JulySOUTHWESTERN MOTORWAY (SH20)Northbound lanes between Hillsborough Road off-ramp and Maioro Street on-ramp, 17 July (approx. 10:00pm to 5:00am)Dominion Road northbound on-ramp, 17 JulyHillsborough Road northbound on-ramp, 17 JulyNorthbound lanes between Neilson Street off-ramp and Hillsborough Road on-ramp, 16 July (approx. 10:00pm to 5:00am)Neilson Street northbound on-ramp, 16 JulyNorthbound lanes between Massey Road off-ramp and Rimu Road on-ramp, 18 JulyCoronation Road northbound on-ramp, 18 JulySH20 northbound to SH20A southbound link, 18 JulyMassey Road northbound on-ramp, 16 & 18 JulyMassey Road northbound off-ramp, 17 & 20 JulyMassey Road southbound on-ramp, 17 & 20 JulyNorthbound lanes between Cavendish Drive off-ramp and Massey Road on-ramp, 19 JulyPuhinui Road northbound on-ramp, 19 JulyCavendish Drive northbound on-ramp, 19 JulyGEORGE BOLT MEMORIAL DRIVE (SH20A)Northbound lanes between Kirkbride Road off-ramp and SH20 link, 18 JulySH20A northbound to SH20 northbound link, 18 JulyKirkbride Road northbound on-ramp, 18 July