Watercare is seeking an experienced contractor (or consortia) for a Design and Construct contract to deliver the Avondale Collector Sewer CC6.
The project will create a new underground wastewater conveyance tunnel and connecting pipes between Avondale and the Central Interceptor at Miranda Reserve.
The work includes the tunnel, shafts, connections, control equipment and related infrastructure, along with testing and handover.
| Status | Open |
|---|---|
| Tenderer | https://www.gets.govt.nz/WSL |
| Closing | 18 Dec 2026 11:00 AM NZDT |
| Reference | 35501509 |
| Notice Type | Registration of Interest (ROI) |
| Regions | Auckland |
| Customer Reference | 27-304-CNK |
| Contact Details | Sherry Xie sherry.xie@water.co.nz |
| Published | 13 Nov 2026 11:00 AM NZDT |
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