ThirD PARTY ACCREDITED QUALITY ASSURANCE
The Grange maintains a third party accredited quality assurance system for both our concrete supply and CE certified asphalt aggregates.
The Grange also holds accreditation ISO 9001 as well as being corporate members of the Concrete Society.
The company retains a dedicated and experienced technical department. We operate a well maintained and fully equipped laboratory testing raw materials and concrete.
Below are some photographs of the laboratory and its equipment. These photographs include automatic cube crusher for testing concrete compressive strength, laboratory sieves and balances for testing aggregates etc.
In certain circumstances, at an additional cost, we offer our testing services when supplying concrete or aggregates. Should you require this service please let us know..