CMTL Limited

Construction Materials Testing Laboratories
LEADING GEOTECHNICAL TESTING SPECIALIST
Construction Materials Testing Laboratories is a leading specialist in delivering high-quality geotechnical testing of construction and civil engineering materials.

With over 120 employees based out of six locations, five in the UK and one in Ireland, we are best placed to support your testing and analyses requirements through our expert technical teams and broad geographical footprint.

All our state-of-the-art testing laboratories are accredited to ISO 17025 UKAS and INAB Accreditation ensuring that the highest quality standards are met and delivering a service that you can rely upon.

Our site materials testing solutions include:

• Soil Stabilisation
  CMTL provides comprehensive soil stabilisation tests to establish suitability for stabilisation or reuse. CBR tests and plate bearing tests are just some of the wide range of methods we use on site to analyse suitability for its intended purpose.


• Materials Testing
  Our on-site materials testing methods provide quick, accurate results to ensure you meet the required British and European Standards. Our tests cover a wide variety of materials including concrete sampling, aggregates, in situ soil testing and chemical tests.


• Site Investigations
  Our site investigation services are available for both commercial and residential projects across the UK, as well as infrastructure works. Fully managed by our expert technical team, our flexible investigation services enable you to keep full control of project timelines and budgets.


• Pavement Testing
  Pavement testing is a vital element in road construction and maintenance, ensuring the results of your highways project is one of quality and substance. Our service covers coring and analysis of construction materials to structural condition assessments and utility reinstatement.

Construction Material Testing Laboratories
Concrete Testing
CMTL provides comprehensive testing to assess the quality of fresh and hardened concrete. We deliver concrete testing at every stage of your project. From on-site slump testing as you pour your concrete mix, to testing hardened samples for indicative characteristics in our INAB accredited laboratories.

Aggregate Testing
Our comprehensive range of aggregate testing methods meets British and European Standards together with Standard Highways MCHW requirements. Mechanical and physical testing is conducted on a wide range of natural and recycled aggregates to ensure they are fit for purpose.

Soil Testing
Our material testing labs are equipped to deal with large soil testing requirements. Our tests look at soil strength, density, compaction and contamination data to ensure your construction process goes smoothly.

Chemical Testing
Chemical analysis helps determine material composition, impurity identification, moisture and element analysis. Our analytical expertise provides you with the information required to support your material selection or future analysis.

Specialist Services
CMTL’s specialist testing services employs a range of techniques to provide construction material tests and reports for your project needs.
Completed to the relevant regulatory requirements, our comprehensive construction material tests analyses the specified aspects of your goods for quality control and compliance.

UKAS Accredited Labs
The CMTL laboratories work to both UKAS Accreditation for the UK and INAB Accreditation within Ireland.

INAB Accreditation

INAB Certification

We can also provide bespoke on-site laboratory testing services for large engineering and construction projects, providing a cost-effect and time-saving solution.
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