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Project introduction

The Upper Harbour Highway to Greville Road Northbound 3-laning was an early works project completed in 2015 ahead of the main Northern Corridor Improvements project.

Key features and benefits

This project widened the Northern Motorway (SH1) northbound between Easing congestion for commuters at this bottleneck on the Northern Motorway (between the Upper Harbour Highway onramp and the Greville Road offramp, and added a dedicated bus lane southbound between Greville Road onramp and Constellation Drive offramp. These enhancements have helped to ease commuter congestion  )  while the wider Northern Corridor Improvements Programme is has been consent and developed.

Find out more about the Auckland Northern Corridor project which is scheduled to start construction in 2018.

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