Material Testing Services

(View our UKAS Schedule of Accreditation)

Air Content

Air content test for air-entrained concrete.
BS EN 12350-7:2019
Concrete
UKAS Accredited
Lab Test
Site Test
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Asbestos and Hazardous Material Identification

Identification of asbestos-containing materials and other hazardous substances within a structure.
Concrete Assessment
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Bitumen Extraction Test (Binder Content)

The Bitumen Extraction Test measures the binder content in asphalt mixtures, ensuring quality, durability, and performance for construction applications.
Asphalt
Site Test
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Bitumen Content

The Bitumen Content Test measures the percentage of bitumen in asphalt mixtures to ensure their quality and performance for construction projects.
Asphalt
Lab Test
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Carbonation Assessment

Testing used to measure the depth of carbonation in concrete, which reduces alkalinity and can increase the risk of reinforcement corrosion.
Concrete Assessment
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Chloride and Sulphate Assessment

Laboratory analysis used to measure chloride and sulphate concentrations within concrete that may contribute to corrosion or chemical attack.
Concrete Assessment
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Chloride Migration

This procedure determines the chloride migration using non-steady-state experiments.
NT BUILD 492.1999-11
Concrete
UKAS Accredited
Lab Test
Site Test
View Test

Compressive Strength - Cubes

Evaluates concrete’s load-bearing capacity, ensuring compliance with construction standards and structural integrity.
BS EN 12390-1:2021, BS EN 12390-2:2019, BS EN 12390-3:2019
Concrete
UKAS Accredited
Lab Test
View Test

Compressive Strength - Cylinders

Cores are taken and tested to assess concrete strength.
BS EN 12504-1:2019
Concrete
Lab Test
Site Test
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Mobile Site Test
Site Test
Bitumen Extraction Test (Binder Content)

The Bitumen Extraction Test determines the percentage of bitumen (binder content) in asphalt mixtures, helping assess the quality and suitability of the material for road construction and other paving applications.

The Process

  1. Sample Preparation: A representative sample of the asphalt mixture is collected and weighed.
  2. Extraction Using Solvent: The sample is mixed with a solvent (commonly trichloroethylene or similar) to dissolve the bitumen, separating it from the aggregate material.
  3. Separation of Aggregate: After the bitumen is dissolved, the remaining aggregate is separated and washed to remove any traces of solvent.
  4. Evaporation and Drying: The solvent is then evaporated, leaving only the extracted bitumen. The remaining aggregate is dried thoroughly.
  5. Weighing and Calculation: The mass of the extracted bitumen and the remaining aggregate is weighed. The bitumen content is calculated as a percentage of the total sample weight.

Why Is This Test Important?

  • Quality Control: Ensures the asphalt mixture contains the correct amount of bitumen for optimal workability, strength, and durability.
  • Performance: Helps determine how well the asphalt will perform under traffic loads, weather conditions, and temperature fluctuations.
  • Compliance: Ensures that the bitumen content meets the specifications required for road construction and maintenance.

The Bitumen Extraction Test is a crucial part of quality assurance for asphalt mixtures, ensuring they meet the necessary standards for construction. Contact us for reliable and precise testing services.

Test Location

Lab
Site
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Test Type