People in the Whangaparāoa /Silverdale area may notice an uptake in activity over the coming weeks as we start geotechnical investigations which are critical in ensuring we protect the unique landscape surrounding the Penlink corridor when we begin construction in 2022.
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, 6 August 2021 Please note this traffic bulletin is updated every Friday.
Temporary traffic management on SH1 though the Mangamuka Gorge will be removed on Friday, allowing two lanes of traffic in both directions through the gorge from 6.00pm, including over dimensional vehicles.
Waka Kotahi NZ Transport Agency advises that the Northern Motorway (SH1) will be closed between Oteha Valley Road and Silverdale for essential maintenance over a number of nights, beginning Sunday 18 July.
From next week there will be lane changes for people using the Northern Motorway as 16,000m3 of material, the equivalent of six Olympic sized swimming pools, is excavated to create an underpass providing a direct connection between SH1 and SH18 as part of Auckland’s Northern Corridor Improvements (NCI) project.