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, 31 May 2024.Please note this Traffic Bulletin is updated every Friday.Unless otherwise stated, closures start at 9pm and finish at 5am.NORTHERN MOTORWAY (SH1)Southbound lanes between Orewa off-ramp and Silverdale on-ramp, 26-27 MayOrewa southbound on-ramp, 26-27 MayMillwater southbound on-ramp, 26-27 MayNorthbound lanes between Silverdale off-ramp and Orewa on-ramp, 26-27 MaySilverdale northbound on-ramp, 26-27 MayOteha Valley Road southbound on-ramp, 26-29 MayOteha Valley Road northbound off-ramp, 26-29 MaySouthbound lanes between Oteha Valley Road off-ramp and Constellation Drive on-ramp, 30 May (approx. 10:00pm to 5:00am)Oteha Valley Road southbound on-ramp, 30 May (approx. 10:00pm to 5:00am)Greville Road southbound on-ramp, 30 May (approx. 10:00pm to 5:00am)SH1 southbound to SH18 westbound Link, 30 May (approx. 10:00pm to 5:00am)Northbound lanes between Constellation Drive off-ramp and Oteha Valley Road on-ramp, 29 May (approx. 10:00pm to 5:00am)Greville Road northbound on-ramp, 29 MayConstellation Drive northbound on-ramp, 29 MayOnewa Road southbound on-ramp, 31 May & 1 June (approx. 8:00pm to 7:00am)Curran Street northbound on-ramp, 26-30 May (approx. 09:30pm to 5:00am)Stafford Road northbound off-ramp, 26-30 May (approx. 09:30pm to 5:00am)CENTRAL MOTORWAY JUNCTION (CMJ)Westbound lanes between Tamaki Drive and Beach Road, 26-30 May (approx. 10:00pm to 5:00am)SOUTHERN MOTORWAY (SH1)South Eastern Highway (SEART) southbound off-ramp, 26-30 MayRedoubt Road northbound on-ramp, 27-28 & 30 MaySH1 northbound to SH20 northbound link, 26 MayHill Road northbound on-ramp, 26 MaySouthbound lanes between Takanini off-ramp and Drury/SH22 on-ramp, 26-30 May (approx. 9:30pm to 5:00am)Takanini southbound on-ramp, 26-30 May (approx. 9:30pm to 5:00amPapakura (Loop) southbound on-ramp, 26-30 May (approx. 9:30pm to 5:00am)Papakura (Diamond) southbound on-ramp, 26-30 May (approx. 9:30pm to 5:00am)Takanini northbound on-ramp, 26 MayPapakura (Loop) northbound on-ramp, 26 & 28-30 MayPapakura (Diamond) northbound on-ramp, 26 & 28-30 MayNorthbound lanes between Papakura off-ramp and Takanini on-ramp, 29-30 MayDrury/SH22 northbound on-ramp, 26 & 28 MayNorthbound lanes between Drury/SH22 off-ramp and SH20/ SH1 Links, 26 MayNorthbound lanes between Drury/SH22 off-ramp and Takanini on-ramp, 28 MayRamarama northbound on-ramp, 27 MayBombay northbound on-ramp, 27 MayNorthbound lanes between Bombay off-ramp and Drury/SH22 on-ramp, 27 MaySouthbound lanes between Bombay off-ramp and Bombay on-ramp, 28-30 MayNorthbound lanes between Bombay off-ramp and Bombay on-ramp, 28-30 MayBeaver Road northbound on-ramp, 28-30 MayBeaver Road northbound off-ramp, 28-30 MaySouthbound lanes between Nikau Road off-ramp and Nikau Road on-ramp, 28-30 MayNorthbound lanes between Ridge Road off-ramp and Nikau Road on-ramp, 28-30 MayPioneer Road northbound off-ramp, 24-31 May & 1 June (24/7)NORTHWESTERN MOTORWAY (SH16)Southbound lanes between Waimauku Roundabout and Trigg Road, 26-30 MayNorthbound lanes between Trigg Rd and Waimauku Roundabout, 26-30 MayTe Atatu Road (Loop) southbound on-ramp, 27-28 MayUPPER HARBOUR MOTORWAY (SH18)SH18 eastbound to SH1 northbound link, 29 MayAlbany Highway eastbound off-ramp, 29-30 MaySOUTHWESTERN MOTORWAY (SH20)Southbound lanes between Neilson Street off-ramp and Neilson Street on-ramp, 27 May (approx. 10:00pm to 00:00am)Neilson Street southbound on-ramp, 27 May (approx. 00:00am to 05:00am)Rimu Road northbound on-ramp, 28 MaySouthbound lanes between Puhinui Road off-ramp and Lambie Drive on-ramp, 26-30 May (approx. 10:00pm to 5:00am)Puhinui Road southbound on-ramp, 26-30 MayCavendish Drive southbound on-ramp, 26-30 MayGEORGE BOLT MEMORIAL DRIVE (SH20A)Bader Drive northbound off-ramp, 29-30 MayPlease follow the signposted detours. NZ Transport Agency thanks you for your co-operation during these essential improvements and maintenance.