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Depots

Oamaru Depot (Waitaki)
Head Office

185 Oamaru-Alma Road
Deborah RD18C
Oamaru 9491
0800 109 101
03 433 0240 info@whitestone.co.nz

Alexandra Depot
(Central Otago)

28 Eclipse Street
Alexandra 9320
03 448 8239
info@whitestone.co.nz

Dunedin Depot

1 Strathallan Street
Dunedin 9012
027 347 3155
info@whitestone.co.nz

Hydrovac

Available in the South Island
Whitestone Contracting Limited offers professional Hydrovac Services across the South Island, providing a safe, efficient, and non-destructive solution for excavation and utility exposure.

Whitestone Contracting Limited offers professional Hydrovac Services across the South Island, providing a safe, efficient, and non-destructive solution for excavation and utility exposure. Our hydrovac technology allows precise digging for a range of applications, reducing risk to underground assets and minimising site disruption. Our experienced Hydrovac team can handle projects of all sizes – from small-scale residential works to large infrastructure developments – with speed, accuracy, and safety at the forefront.

Want to talk about your project?

Hydrovac Contact:

Shannon Dunnett

Minor Works Manager – Civil Division

Services Include

  • Non-destructive excavation
  • Underground service locating and exposure
  • Trenching for utilities and pipelines
  • Site cleanup and debris removal
  • On-site qualified hydrovac operators
  • 24/7 emergency response capability

Highlights

  • Hydrovac services reduce the risk of damaging underground utilities, improving site safety and project efficiency.
  • Our team uses the latest technology and techniques for precision excavation in all types of soil conditions.
  • We support both commercial and residential projects, including infrastructure upgrades, civil construction, and maintenance works.