Business of Blowouts: the major infrastructure project that hasn't blown out – yet

Business of Blowouts: the major infrastructure project that hasn't blown out – yet
The central interceptor crew has had plenty to celebrate. (Image: Watercare)
Oliver Lewis
Shayne Cunis of Auckland water services provider Watercare remembers the day in 2018 when he told joint venture partners Ghella, a family-owned Italian tunnelling company, and civil engineering firm Abergeldie that their JV had been selected as the preferred bidder for the central interceptor project. “Once I was out of eyesight, I heard screaming,” he says. The $1.2 billion wastewater tunnel, which runs 14.7 kilometres from Māngere under the Manukau Harbour to Grey Lynn, is the biggest wastewater project ever underta...

More Infrastructure

EA flags cost-shifting in connection charges
Infrastructure

EA flags cost-shifting in connection charges

The electricity regulator links connection charges to cost-shifting onto new customers. 

NZX edges lower as Infratil, profit-taking weigh
Finance Market close

NZX edges lower as Infratil, profit-taking weigh

S&P/NZX 50 Index slips with Infratil, Blackpearl and Heartland in focus.

Andy Macdonald 13 Nov 2025
Infratil adds $250m to its billion-dollar asset sale target
Infrastructure

Infratil adds $250m to its billion-dollar asset sale target

Most of the cash will come from sale of mobile tower business Fortysouth.

Fletcher exits Pūhoi toll road investment
Infrastructure

Fletcher exits Pūhoi toll road investment

The $20.2m sale ends Fletcher’s equity role in the Pūhoi to Warkworth toll road.

Staff reporters 10 Nov 2025