Roy Hill Tailings Dam Facility Ertech

  • Client:
    Ertech & Roy Hill Mining
  • Location:
    Pilbara
  • Project Type:
    Critical Mining Infrastructure

Project Overview


Alliance Surveying was engaged to provide specialist surveying services for the Roy Hill Tailings Dam Facility, delivered in partnership with Ertech. This critical mining infrastructure project in the Pilbara required high levels of accuracy and reliability to ensure safe and compliant construction of the dam facility.

Our licensed surveyors led a skilled team of field staff and technical personnel to deliver precision surveying across all phases of the project. With strict compliance requirements and challenging site conditions, we ensured deliverables met the exacting standards demanded by both Ertech and the broader Roy Hill mining operation.


Key aspects of the project include:

Scope & Responsibilities

Our role in the Roy Hill Tailings Dam Facility included:

  • Establishing and maintaining a reliable survey control network.
  • Set-outs for embankments, drainage, and structural elements.
  • Topographic and feature surveys to support ongoing design and construction.
  • As-built verification surveys to confirm dam construction tolerances.
  • Digital deliverables formatted for integration with Roy Hill’s project systems.

Challenges & Solutions

Surveying in a remote Pilbara mining environment presented challenges around logistics, access, and weather conditions. By closely coordinating with Ertech’s project managers, our team delivered timely and accurate survey data that supported safe and efficient construction.

With our fast turnaround guarantee, deliverables were typically provided within 48 hours, ensuring no delays to project progress. Through our fixed-price commitment, the client had complete financial certainty. Mobilisation within 7 days of approval ensured our survey team was ready on site without delay.

Get in Touch

From large-scale mining facilities to critical infrastructure, Alliance Surveying delivers accurate and reliable surveying services across Western Australia.

Reach us at info@alliancesurveying.com.au or contact our team today to discuss your next mining or civil project.

Why Alliance Surveying?

Fast Turnaround:

All quotes are delivered within 2 days, guaranteed.

Swift Project Start:

Job commencement is guaranteed within 7 days of approval, so your project won’t face delays.

Transparent Pricing:

Our quotes are fixed; if unexpected costs arise, we cover the difference, ensuring no surprise charges.

Fully In-House Team:

We never outsource. Every step of your survey is handled by our own team of 30 experienced professionals.

Frequently Asked Questions

The facility was designed to manage tailings storage safely and efficiently as part of Roy Hill’s Pilbara mining operations.

Ertech delivered the works, with Alliance Surveying providing dedicated surveying services.

We delivered control networks, set-outs, topographic surveys, and as-built verification.

Accurate surveying ensures embankments, drainage systems, and containment structures are built within strict tolerances for safety and compliance.

Survey outputs were delivered within 48 hours, supporting continuous construction progress.

Yes, licensed surveyors led the work, supported by skilled field and technical staff.

We worked under a fixed-price agreement, ensuring no unexpected costs for the client.

Logistics, weather, and remote access were key challenges, managed through careful planning and coordination.

We supplied survey data, CAD files, and reports formatted for integration with Roy Hill’s systems.

Yes, we have extensive experience providing surveying services for tailings dams, haul roads, and mining facilities across Western Australia.

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