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Australian Locating Services — Underground Utility Locating in NSW

For over 30 years, Australian Locating Services has delivered comprehensive underground utility locating service across Greater Sydney, Newcastle, Wollongong, and the Central West. From residential developments to major construction projects, we ensure safe excavation and impeccable precision in locating underground utility assets.

Personally Tailored Services to Every Client

professional Utility Locating Specialists in Sydney

Pipe and Cable Locating

Utility Locating Specialists. Our professional and experienced team use a combination of radio frequency locating and ground penetrating radar to locate and identify underground pipes…

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latest GPR technology

Concrete Scanning

Concrete Scanning Specialists. We offer professional concrete scanning services using the latest GPR technology. Also known as concrete x-ray, GPR will locate utilities, conduits, steel…

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Non-destructive excavation

Non-Destructive Excavation

Damage free verification of your underground assets. Non-destructive excavation utilises high pressure water or compressed air to break up the ground…

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most advanced leak detection technology

Water Leak Detection

The most advanced leak detection technology and techniques. At Australian Locating Services, we understand how frustrating water leaks…

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Hi-end CCTV tractor cameras

CCTV and Water Jet

Hi-end CCTV tractor cameras and push cameras are used to carry out inspections on stormwater pipes, sewer lines, wells, shafts, and ducts…

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3D surveying services

Utility Mapping
& Land Surveying

Reliable and Accurate Mapping of Utilities. Our team of surveyors provide comprehensive 2D & 3D surveying capabilities to assist with the location of marked utilities…

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Why Choose ALS for Your Underground Service Needs?

  • Expertise & Accreditation

    Accredited by Certloc, Optus, Ausgrid and a member of Before You Dig Australia (BYDA), our team complies with Australian Standard AS 5488 for asset classification. Our credentials ensure the highest accuracy in underground service detection.

  • Advanced Locating Technology

    We use a powerful combination of radio-frequency EM locators and GPR underground utility locator technology to detect metallic and non-metallic services alike. This includes underground cable locator and cable and pipe locator systems, as well as concrete scanners and leak detection tools.

  • 3D Imaging & Utility Mapping

    Our skilled surveyors provide comprehensive 3d imaging, DWG/Revit deliverables, aerial image overlays, and full utility mapping. These resources help clarify existing underground structures and guide seamless construction project planning.

  • Our Core Services

    Underground Pipe Location Service & Cable Locating Utilizing EM and GPR tools, we can locate both underground pipes and cables - even those not shown on plans - providing depth, position, and integrity details for your project.

  • Ground Penetrating Radar (GPR)

    Known as a non-destructive excavation aid, our GPR scanning reveals subsurface utilities and structural targets without digging—ideal for safe excavation in dense urban and complex residential, commercial or industrial sites.

  • Non‑Destructive Excavation

    After locating targets, we can pothole with vacuum or hydro-excavators for physical verification.

  • Concrete Scanning

    For slab works or retrofit builds, our concrete scanning ensures precision without structural risk.

  • Utility Mapping & 3D Surveying

    Our 3D surveying service outputs site-ready DWG, Revit/BIM, 3d models, MGA-coordinate maps, and AHD heights. This utility mapping & land surveying underpins all construction project planning phases.

  • Water Leak Detection & CCTV Pipe Inspection

    When leaks or pipe faults threaten infrastructure, we deploy advanced acoustic and CCTV inspection tools to trace and map issues for remediation.

Industries & Applications

  • Residential & Small-Scale Builds

    From backyard trenching to new home hook-ups, our residential clients rely on our cable and pipe locator capabilities to ensure no hidden utilities are damaged during earthworks.

  • Infrastructure & Major Construction Projects

    During each phase of a construction project, we supply clear asset information, depth verification, and 3d imaging, helping engineers, builders, and councils work safely and efficiently.

  • Plan‑and‑Design Support

    Early-phase projects benefit from utility mapping, GPR scoping, and subsurface consultation—helping you budget, design, and build with confidence.

Our Values & Coverage

  • Decades of Experience

    Founded in 1990 and under new leadership since 2017, ALS leads the industry in NSW with over three decades of innovation and service.

  • Client‑First Approach

    We tailor each solution - from underground cable locator scans to full 3D deliverables - and maintain clear communication, ensuring timely, cost-effective, and accurate outcomes.

  • Safety & Compliance

    Accredited, certified, and fully aligned to Australian standards, we guarantee every utility locating job is executed with precision and a focus on safe excavation.

Ready to locate underground utility assets with confidence?

Contact Australian Locating Services today for a quote and our professional standards in underground utility locating service, underground pipe location service, GPR underground utility locator, and cable and pipe locator solutions -delivered safely, accurately, and efficiently for residential, commercial and industrial projects alike.

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30 Years Of Reliable Service

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