Onslow Water Tanks SRG Limited

  • Client:
    SRG Limited
  • Location:
    Onslow Region of Western Australia
  • Project Type:
    Construction of large-scale Water Storage Facilities
  • Timeline: 2016

Project Overview


Alliance Surveying was engaged to deliver specialist surveying services for the Onslow Water Tanks project, delivered in partnership with SRG Limited. The project involved the construction of large-scale water storage facilities designed to support community supply and industrial requirements in the Onslow region of Western Australia.

Our licensed surveyors led a skilled team of field staff and technical personnel to ensure accurate set-outs, control networks, and as-built verification across the project site. With a focus on compliance, efficiency, and cost certainty, our services supported the safe and timely delivery of these critical water infrastructure works.


Key aspects of the project include:

Scope & Responsibilities

Our role on the Onslow Water Tanks project included:

  • Establishing and maintaining survey control networks across the site.
  • Precision set-out for tank foundations and structural elements.
  • As-built verification surveys to confirm the tolerances of completed works.
  • Topographic and feature surveys to support engineering and design teams.
  • Topographic detail and cross-sectional data for verification and handover
  • Delivery of digital survey data formatted for integration with project systems.

Challenges & Outcomes

Delivering surveying services in a remote regional location required effective planning and coordination with SRG Limited’s project managers. Challenges included logistics, weather impacts, and working to tight construction schedules.

Our team mobilised within 7 days of project approval, ensuring no delays to the construction program. With fast turnaround deliverables provided within 48 hours, we enabled seamless progress for engineers and contractors. Through our fixed-price agreements, the client had complete confidence that costs were transparent and controlled throughout delivery.

Get in Touch

For regional infrastructure projects across Western Australia, Alliance Surveying provides precise, reliable, and efficient surveying solutions tailored to client needs.

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

Frequently Asked Questions

 The project involved constructing large-capacity water tanks to support community supply and industrial demand in Onslow.

SRG Limited managed the project delivery, with Alliance Surveying providing surveying services.

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

Accurate surveying ensures foundations and structural elements are built to tolerance, guaranteeing safety and long-term performance.

 All outputs were delivered within 48 hours, supporting ongoing construction without delay.

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

We deployed our team within 7 days of approval to align with SRG Limited’s construction program.

Remote location, logistics, and weather presented challenges, which were managed through planning and coordination.

We worked under a fixed-price agreement, covering unexpected costs ourselves to ensure transparency.

Yes, we provide surveying services for water tanks, pipelines, and civil infrastructure projects across Western Australia.

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.

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