What Is Asphalt and Bituminous Testing?
Asphalt and bituminous tests evaluate the quality, durability, and compliance of materials used in a wide range of road, car park, and infrastructure projects. By providing insights into the characteristics of road construction materials, these tests play a vital role in ensuring structural integrity, preventing premature deterioration, and reducing maintenance costs.
There are many types of bituminous and asphalt test methods, assessing properties such as viscosity, penetration, softening point, ductility, and density. Results from these tests are essential for ensuring selected materials meet the required specifications for safety, longevity, and cost-effectiveness.

Our Asphalt and Bituminous Test Services
Ensuring the quality of bituminous mixtures in road construction is critical to achieving compliance with contract specifications. The use of long-lasting and durable materials from the start also minimises setbacks during construction and informs cost-effective maintenance strategies for the future.
At CTS, we offer a comprehensive range of UKAS-accredited* on-site and laboratory-based bituminous and asphalt testing services across the UK. Our expertise verifies that materials meet industry regulations and specifications, providing assurance of quality, durability, and long-term performance.

Our On-Site Bituminous and Asphalt Test Services
Our on-site testing services assess the performance of asphalt and bituminous materials post-installation, ensuring they meet contract and regulatory requirements.
Asphalt Sampling (BS EN 12697-27)
Coring of Pavement Surfaces: Asphalt Core Sampling (BS EN 12697-27)
Nuclear Density Test
Non-Nuclear Density Testing
Surface Texture and Macrotexture Analysis (BS EN 13036-1)
Surface Regulatory Testing (Rolling and Transverse Straightedge)
Rate of Spread of Binder and Chippings (BS EN 598-1)
Temperature Measurement: Infrared and Contact Method (BS EN 12697-13)
Road Skid Resistance Test: Pendulum Test (BS EN 13036-4)
Our Laboratory Asphalt and Bituminous Test Services
Our laboratory testing services provide in-depth analysis of asphalt and bituminous materials, ensuring compliance with UK and European standards. These can be performed as standalone services or in combination with on-site bituminous and asphalt road testing methods for quality control, compliance verification, and forensic investigations into pavement failures.
Asphalt Softening Point Test
Asphalt Penetration Test
Ductility Test of Asphalt
Binder Content and Aggregate Grading (BS EN 12697-1 & BS EN 12697-2)
Binder Recovery (BS EN 12697-1 & BS EN 12697-2)
Maximum Density Testing (BS EN 12697-5)
Bulk Density and Air Voids Testing (BS EN 12697-6,-8,-29,-32)
Thickness Measurement
Core Logging and Photography
Coal Tar and PAK Testing: Tar Content Analysis
Hot Sand Adhesivity Testing for Pre-Coated Chippings
Asphalt Test and Bituminous Testing Standards & Regulations
At CTS, our experienced team is fully accredited* to perform bituminous and asphalt test services adhering to all applicable standards and regulations for bitumen testing methods.
On-Site Bituminous Testing |
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Nuclear And PQI Density Meter Surveys (Density And Air Voids) | In-house method |
Surface Regularity (Rolling And Transverse Straightedge) | TRRL Supplementary Report 290 / Specification for Highways Works series 700 |
Sampling Of Delivered And Laid Materials | BS EN 12697-27 |
Texture And Macrotexture Analysis | BS EN 13036-1 |
Temperature And Materials Laying Records | BS EN 12697-13 |
Coring Of Pavement Surfaces | BS EN 12697-27 |
Rate Of Spread Of Chippings | BS EN 598-1 |
Road Skid Resistance Test (Pendulum) | BS EN 13036-4 |

Laboratory Bituminous Testing |
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Binder Content And Aggregate Grading | BS EN 12697-1 & BS EN 12697-2 |
Maximum Density | BS EN 12697-5 |
Binder Recovery | BS EN 12697-1 & BS EN 12697-2 |
Binder Softening Point And Penetration |
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Hot Sand Test For Adhesivity On Pre-Coated Chipping |
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Density And Refusal Density, Including Air Voids Of Cored Materials | BS EN 12697-6, BS EN 12697-29 BS EN 12697-8, BS EN 12697-32 |
Core Logging And Photography | In-house method |
Tar Content | In-house method |
* For a full list of our UKAS-accredited activities, please visit our Accreditations and Industry Standards page.

Why Choose CTS for Asphalt and Bituminous Test Services?
CTS is proud to be a leading UK service provider. We work with regional and national surfacing contractors, treating every project with the same degree of care and professionalism - from small housing estates to major highway infrastructure.
All our bituminous and asphalt testing services are available individually or in conjunction with our other site / material testing services. Whether it's for an ongoing pavement project, one-off or routine quality checks, or part of a failure investigation - we can work with you to ensure the highest standards of quality and compliance in your next project.
Why CTS?
- UKAS-accredited laboratory and on-site testing services
- Expertise in asphalt testing, bituminous analysis, and compliance verification
- Serving regional and national surfacing contractors across the UK
- Comprehensive testing for housing estates, roadways, motorways, and large infrastructure projects
- Dedicated technical team ensuring accuracy, efficiency, and compliance
Contact CTS today for more information on our bituminous and asphalt test services. Our team is ready to assist with expert guidance, tailored solutions, and industry-leading support.
