Project introduction

The Hamilton section commences at the Lake Road junction with the Ngāruawāhia section in the north. It then runs south, to the east of Hamilton, connecting to the existing Tamahere and Cambridge sections. It opened to traffic in 2022.

  • Estimated project cost

    $837 million
  • Project type

    Road improvements
  • Project status


Project updates

Hamilton section project update - July 2022
Project updates, (PDF)
Cambridge Road on ramp opening soon
Media release,
SH1 Tamahere closures in May
Media release,
Upcoming Tamahere SH1 closures
Media release,