Excavation and utility support across civil infrastructure

HD Underground Service Locating and NDD Excavation provides hydro excavation, vacuum loading, and underground utility support services for civil infrastructure projects throughout New South Wales. Working alongside contractors, councils, utilities, and project teams, we help deliver safer excavation outcomes, protect critical underground assets, and keep infrastructure projects progressing on schedule.

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Specialist support for complex civil infrastructure projects

Civil construction projects require precise excavation methods, strict compliance standards, and reliable operators capable of working safely around critical underground infrastructure. HD Underground Service Locating and NDD Excavation provides non-destructive digging (NDD), vacuum excavation, and utility support services that reduce the risk of costly asset strikes, project delays, and unnecessary rework across active civil sites.

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Infrastructure sectors we support

  • Hydro excavation (non-destructive digging)
  • Vacuum loading & spoil removal
  • Utility locating & potholing
  • Service & cable locating
  • Drain & pipeline cleaning
  • Waste removal (liquid & contaminated)
  • CCTV pipe inspection
  • Trenching & substructure support


Equipped for major infrastructure works

Keep civil projects moving with experienced operators, modern equipment and specialist services designed to reduce risk, delays and disruption.

  • Proven industry knowledge

    Our team brings 35 years of plumbing and hydro excavation experience to civil projects involving buried utilities, drainage networks and challenging ground conditions.

  • Safer non-destructive excavation

    Specialist hydro excavation allows us to locate and expose underground services accurately while reducing the risk of costly utility strikes and project delays.

  • Modern, high-capacity fleet

    Our growing fleet of vacuum and hydro excavation trucks provides the capacity and versatility required for major civil and infrastructure projects.

  • Complete specialist support

    From potholing and utility locating to vacuum loading, drain jetting and CCTV pipe inspections, we can manage several critical requirements through one team.

  • Ready for major contractors

    With full ISO accreditation and comprehensive insurance, we are prepared to support government projects, infrastructure providers and Tier 1 contractors throughout NSW.
Talk to our team about your project requirements

Discover how we support more sectors

Hydro excavation

Hydro excavation
Underground cable locating

Underground cable locating
Drain jet cleaning

Drain jet cleaning
Liquid waste removal

Liquid waste removal
CCTV pipeline inspection

CCTV pipeline inspection

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Plan your next civil project with confidence

If you require dependable utility support for your next infrastructure project, contact our team today. We provide straightforward advice, responsive service, and competitive project support across New South Wales.

(02) 4601 5139

Supporting infrastructure projects across New South Wales

Based in Maitland, HD Underground Service Locating and NDD Excavation supports civil infrastructure projects throughout the Hunter Valley, Newcastle, the Central Coast, and regional New South Wales. We regularly mobilise for large-scale and remote infrastructure works where dependable excavation support is critical.