The SH1 Cambridge to Piarere project is a proposed 16-kilometre expressway improvement, being delivered across two separate packages.
The Offline Section scope of works comprises:
- a new 9.2-kilometre, four-lane expressway between the Online Section interface at the Karāpiro Road interchange and SH1/29 roundabout
- major earthworks
- pavement for the new expressway alignment
- three ecological bridges over roads and natural features
- stormwater diversion and discharge structures
- provision for tolling infrastructure
- noise walls, and
- landscaping works.
Key Dates
| Jul 2026 | ROIs Open |
| Aug 2026 | ROIs Close |
| Aug 2026 | RFT Open |
| Dec 2026 | RFT Close |
| Apr 2027 | Expected Construction Commencement |
Procurement
| Procuring Agency: | New Zealand Transport Agency Waka Kotahi |
PROJECT HISTORY
| Jul 2026 | The NZTA called for Registrations of Interest to deliver the Offline Section, closing 7 August. |
Sector
Road
Procurement approach
Design and Construct (D&C) |
Location
New Zealand |
Resources