"We listen, we deliver, we are committed to meet your project objectives"

Our Services

CQA's multidisciplinary team of professionals and geotechnicians provide a comprehensive service in field and site investigation and NATA accredited laboratory operations.

CQA offers an integrated service that encompasses the geotechnical, engineering and environmental (soil and water) fields and we are committed to ensure our clients receive prompt innovative and tailored solutions using cost effective best practice techniques.

We provide services to a wide range of related professions and construction industries:

  • Residential and Commercial Developers
  • Consulting Civil and Structural Engineers
  • Consulting Surveyors and Town Planners
  • Local and State Government Departments
  • Building and Civil Contractors
  • Private Individuals


Making compliance easy, CQA provides a comprehensive assessment of your project, delivering all your project requirements and management obligations in accordance with Australian Standards, Local Council requirements and Main Roads Department procedures and regulations.

Our extensive range of field and laboratory operations and terms of NATA registration are drawn from the following civil and construction related standards:

   AS 1012       Methods of Testing Concrete
   AS 1141       Sampling and Testing Aggregates
   AS 1170       Structural Design Actions
   AS 1289       Methods of Testing Soils for Engineering Purposes
   AS 1547       On-Site Domestic Wastewater Management
   AS 1726       Geotechnical Site Investigations
   AS 2159       Piling - Design and Installation
   AS 2758       Aggregates and Rock for Engineering Purposes
   AS 2870       Residential Slabs and Footings - Construction
   AS 3798       Guidelines for Earthworks on Residential & Commercial Developments
   AS 4678       Earth-Retaining Structures
   DNR             On-Site Sewerage Code
   Main Roads Materials Testing Manuals - Volumes 1 to 4


All standards are maintained to the current issue and our staff are available to discuss specific issues relating to the application of any of these standards to your project.