UQ produce great quality rock and aggregate materials with high durability, low content of fines below 63 micron and free from organic impurities. To assure our quality we have implemented an in-house laboratory where our products are tested thoroughly before delivery.

United Quarries has its own in-house testing laboratory which is equipped with all the necessary quipment and trained staff to monitor the daily aggregate production. The results from these tests are regularly verified by an independent third party.
As for United Quarries’ rock quality control, this is maintained by regular chemical and physical property and drop testing of the rocks for all sizes ranging from 1kg to 7 tonnes, ensuring that the rock properties are as requested by clients.

Our product specifications have met International standards, allowing us to receive an ISO9001:2008 Quality Management Systems certification.

Outlines the requirements an organization must maintain in their quality system for ISO 9001:2008 certification. It is focused on meeting customer expectations and delivering customer satisfaction.

Specifies the requirements of an environmental management system (EMS) for small to large organizations. An EMS is a systemic approach to handling environmental issues within an organization.

Sets out the minimum requirements for a best practice occupational health and safety management system – helping organizations to control their hazards and risks, while boosting their performance.