New Zealand's
Piling Specialists

We know the drill

Welcome to Spiral Drillers Civil Ltd

Spiral Drillers is NZ owned and operated. We have a successful history as a leading specialist and trusted provider for our communities and our customers.

We deliver cost effective, geotechnically sound and fit for purpose, deep foundation solutions for civil infrastructure including marine works, buildings, structures and homes. Our specialist ground engineering capabilities also encompass staging, temporary works, ground stabilisation and retention.

For over 50 years we have been mastering the art of building resilience from the ground up. Our foundations form the bedrock of your projects to ensure that what is built above them can last for generations to come.

Talk to the team

Contact Spiral or give us a call on 0800 774 725

Spiral Drillers Vehicles in the 1970s
Andy and Jon - Big bosses of Spiral Drillers

Building foundations for more than
50 Years

Since the inception of our business in 1971 we have encouraged innovation, and the pursuit of excellence through continuous improvement. We believe innovation is not limited to a single accomplishment, product, or project; instead, it’s a perpetual mindset that remains a top priority within our company.

Specialist Plant

We continuously invest in new plant and technology to assist us in delivering high-quality, deep foundation solutions for even the most challenging of projects.

Our fleet of specialist plant includes drill rigs; fixed mast, micro and crane mounted, along with pile drivers, cranes, excavators, trucks and transporters. We have an extensive range of tooling, equipment, and attachments. Whether it's drilling, piling, lifting, or transporting; we have specialised equipment, experienced operators, in-house R&D and engineering capabilities. We are able to provide agile, environmentally sustainable outcomes for our customers and for the wider community.

Soilmec SR-65 Drilling a hole in the ground

Our Projects

North Island Main Trunk (NIMT) Bridge Construction

Drury

NIMT Bridge Construction was a significant project undertaken by Spiral Drillers, involving the foundation work for three new bridges spanning the rail lines...

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image of North Island Main Trunk (NIMT) Bridge Construction

MSC Calliope South Wharf Upgrade

Devonport Naval Base

This significant project included the installation of 14 x 1500mm diameter piles, reaching a maximum drill depth of 45 metres...

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image of MSC Calliope South Wharf Upgrade

Orua Bay Road, Manukau Heads

Orua Bay, Manukau Heads

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image of Orua Bay Road, Manukau Heads image of Orua Bay Road, Manukau Heads

Hamilton Road, Herne Bay

Herne Bay

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image of Hamilton Road, Herne Bay image of Hamilton Road, Herne Bay

Rangitoto Wharf

Rangitoto Island

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image of Rangitoto Wharf image of Rangitoto Wharf

Commerical Building Foundations, Mt Wellington

Sylvia Park, Mt Wellington

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image of Commerical Building Foundations, Mt Wellington image of Commerical Building Foundations, Mt Wellington

Bridge 217 Replacement, Napier

Napier

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image of Bridge 217 Replacement, Napier image of Bridge 217 Replacement, Napier

The Parade, Buckland Beach

Bucklands Beach

Spiral Drillers were contracted to this residential project given our expertise in working with casings and handling complex jobs...

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image of The Parade, Buckland Beach
Spiral Drillers workers at night drilling a hole with an excavator

Join the Spiral team

We are always looking for suitable candidates. Get in contact with us today.