The largest ship on the Cook Strait run is spending this winter on the other side of the equator having its hull checked, because there is nowhere in New Zealand big enough to lift it out of the water. On Saturday the Government said the project meant to fix that has cleared its next hurdle.
Regional Development Minister Shane Jones announced on 22 August that the substantive fast-track consent application for the Northland Shipyard and Dry Dock project had been lodged with the Environmental Protection Authority under the Fast-Track Approvals Act 2024. The facility would sit at Marsden Point, next to the western edge of the existing Northport commercial area inside Whangārei Harbour.
“This project will be a game-changer for New Zealand’s maritime sector, providing a domestic option to maintain, service, and repair large vessels right here at home,” Jones said in the announcement. “It will reduce reliance on overseas dry docks in Australia and Asia, save owners considerable transit costs, improve vessel availability, and reduce associated emissions.”
The project as listed on the Government’s fast-track register is a 250 metre floating dry dock housed inside a permanent maintenance building, along with dredging and reclamation work to make room for it. The Government says the finished facility would be able to service New Zealand’s largest current and planned vessels, including naval ships and major commercial ships such as the inter-island ferries.
Modelling supplied with the project estimates construction and operation could add $1.05 billion to the economy over 38 years. It also puts an average of 1,700 jobs a year across a three-year construction phase, and 450 jobs once the yard is running. Those are the applicant’s own numbers rather than an independent assessment, and they will be tested as the application is considered.
“Marsden Point is well suited for the facility because of its deep-water access, proximity to an established commercial port, and existing marine services expertise,” Jones said.
The gap the yard is meant to fill is not theoretical. Interislander’s own winter timetable notice says that from 22 June to mid-September 2026 the service is running a one ship timetable “while Kaiārahi undergoes routine wet dock maintenance in Wellington and Kaitaki heads to Singapore for its required hull inspection and maintenance”. Four sailings a day instead of the usual schedule, for most of a winter, because a mandatory hull inspection cannot be done at home. Interislander has previously described a Singapore docking as a 14 day voyage each way with a refuelling stop on the Queensland coast.
New Zealand does have a dry dock. The Calliope Dock at the Devonport Naval Base was cut into the rock in 1888 for the ships of the Royal Navy, was the largest in the Southern Hemisphere when it opened, and is still the largest in the country. It has been lengthened more than once. It was not built for the size of ship now working the coast, and the problem is about to get bigger. The two replacement Cook Strait ferries, to be named Kupe and Cook, are roughly 200 metres long and 28 metres wide, are being built by Guangzhou Shipyard International, and are due in 2029.
The idea of a Northland dry dock has been circling for a long time. Northport was given close to $1 million from the Provincial Growth Fund in 2019 to run a feasibility study, and the proposal then missed the cut for the shovel-ready programme on cost grounds. Before the 2023 election National campaigned on a $300 million floating dry dock at Marsden Point. By April 2024 the Northern Advocate reported the estimate had at least doubled to $500 million, with Jones putting that down to inflation and consenting costs. Progressing the shipyard is written into the National and New Zealand First coalition agreement, and the Regional Infrastructure Fund, a three-year $1.2 billion fund that came out of the same agreement, is expected to carry part of the cost alongside private capital.
Fast-track status matters here mostly for time. The project sits in Schedule 2 of the Act, which means it goes straight to an expert panel rather than through the ordinary consenting route, and the panel weighs the application against the Act’s purpose of delivering projects with significant regional or national benefits. What a panel cannot do is pay for anything. An approval would clear the legal path for a dock that still needs several hundred million dollars of committed money, most of it not yet on the table.
Harbour works at Marsden Point also get looked at closely. Northport’s separate port expansion, involving reclamation, a wharf extension and a large volume of dredging, went to the Environment Court after commissioners found the reclamation would have significant adverse effects on public access, recreation and cultural values. It was granted consent after the port reached agreement with local hapū Patuharakeke and Te Parawhau, who then withdrew their opposition. The dry dock application is a separate process and will draw its own scrutiny.
With the general election set for 7 November, how much the Crown should put into regional infrastructure of this kind is a live question rather than a settled one. If you want to see where the parties sit on spending, transport and regional development before you vote, our voting tool lets you compare their positions side by side.
For now the application is in, the panel process is ahead of it, and the country’s biggest ferry is still getting its maintenance done in Singapore.
Do you think a dry dock at Marsden Point is worth several hundred million dollars of public money, or should big ships keep going to Singapore? Leave a comment below and tell us what you think.
This article was written by AI, briefed to report the facts, hopefully without some of the bias people bring to the job 🙂
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