Leading Underground Resources

Access trusted industry resources designed to support more accurate utility locating, better decision-making, safer excavation and improved outcomes when working around underground infrastructure.

Some resources on this page are publicly available. Others are restricted to current Certified Locators and Certified Locating Organisations.

Certified Locators and CLO team members can create an account to access exclusive resources.

Resources for Certified Professionals

We provide exclusive resources for current Certified Locators and Certified Locating Organisations (CLOs), including:

  • Technical guidance and locating best practices
  • Industry updates and safety alerts
  • Telstra updates
  • Professional development resources
  • Best-practice excavation planning resources

Public Industry Resources

Resources available to all visitors to support safer excavation and improved underground asset management may include:

  • Excavation safety guidance
  • Industry publications
  • Articles on subsurface risk management
  • Introductory information about utility locating



Certified Locators and CLO team members can create an account to access exclusive resources and manage certification information.

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Downloadable Resources

These resources are exclusively accessible to our CERTLOC Community. This includes aspiring Certified Locators enrolled in the Certified Locator Program, Certified Locators and Certified Locating Organisations.

A list of downloadable materials to support your journey can be found here.

  • Certified Locating Organisation (CLO) Overview
    Download
  • Certified Locator Candidate Manual
    Download
  • List of Required Equipment
    Download
  • Logbook template - 200 hours
    Download
  • Logbook template - 500 hours
    Download
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CERTLOC LTD is ISO 9001 certified

CERTLOC is proud to have achieved ISO 9001 Certification of quality management system standards for the provision of the Certified Locator, Certified Locating Organisation Program, the delivery of the Pre-Excavation Management Course and Skills Development Program.

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