Site Test
Standard(s): BS EN 933-11:2009
Constituents of Course Recycled Aggregates

The Constituents of Recycled Materials Test is essential for evaluating the quality and suitability of recycled aggregates used in construction. This test ensures that the materials meet the required specifications and standards for sustainable construction practices.

The Process

  1. Sample Collection
    • A representative sample of the recycled material is collected, ensuring it reflects the composition of the larger batch.
  2. Visual and Physical Separation
    • The sample is carefully examined to identify and separate its constituents, such as concrete, brick, asphalt, soil, and other foreign materials like plastic or wood.
  3. Weighing and Classification
    • Each constituent is weighed to determine its percentage within the sample.
    • Results are compared against relevant standards to assess compliance with project requirements.

Why Is This Test Important?

  • Quality Assurance: Verifies the recycled material’s suitability for specific applications, such as road bases or structural fills.
  • Sustainability: Promotes the use of recycled materials by ensuring performance and safety standards are met.
  • Compliance: Ensures adherence to regulations and project specifications for environmental and material quality.
  • Material Optimisation: Provides data to adjust material processing for higher-quality outputs.

Testing the constituents of recycled materials is a vital step towards sustainable construction, ensuring performance and environmental compliance. Contact us for detailed analysis and expert insights.

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Particle Size Distribution

Determination of particle size distribution of aggregates using sieving in accordance with BS EN 933-1:2012.
BS EN 933-1:2012
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Sample Reduction

Sample reduction by riffle box, by quartering, or to a test portion of a specified mass within a small tolerance
BS EN 932-2:1999
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Dynamic Cone Penetration (TRL-DCP)

Rapid measurement of the in-situ strength of existing flexible pavements constructed with unbound materials.
DMRB, CS 229 Data for Pavement Assessment Rev.0: 2020
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In-Situ California Bearing Ratio (CBR)

Penetration of soil with a plunger over a standard area. The harder the surface, the higher the CBR percentage.
Aggregates
UKAS Accredited
Site Test

Constituents of Course Recycled Aggregates

Ensure the quality and compliance of recycled aggregates with our constituents analysis, supporting sustainable and reliable construction practices.
BS EN 933-11:2009
Aggregates
UKAS Accredited
Lab Test
Site Test

Plasticity Index

A higher Plasticity Index indicates a greater range of water content where soil remains plastic, signifying higher compressibility and potential for settlement.
BS EN ISO 17892-12:2018+A2:2022
Aggregates
UKAS Accredited
Lab Test

Water Content

Determination of the water content of aggregates in accordance with BS EN 1097-5:2008.
BS 1377-2:2022
Aggregates
Site Test

In-Situ Bulk Density Nuclear Method

The in-situ bulk density nuclear method ensures soil compaction meets construction standards by measuring density and moisture directly on-site.
BS 1377-9:1990
Aggregates
UKAS Accredited
Lab Test

Resistance to Fragmentation – Los Angeles Test

Subjects a coarse aggregate sample to abrasion, impact, and grinding.
BS EN 1097-2:2020
Site Test
Constituents of Course Recycled Aggregates

The Constituents of Recycled Materials Test is essential for evaluating the quality and suitability of recycled aggregates used in construction. This test ensures that the materials meet the required specifications and standards for sustainable construction practices.

The Process

  1. Sample Collection
    • A representative sample of the recycled material is collected, ensuring it reflects the composition of the larger batch.
  2. Visual and Physical Separation
    • The sample is carefully examined to identify and separate its constituents, such as concrete, brick, asphalt, soil, and other foreign materials like plastic or wood.
  3. Weighing and Classification
    • Each constituent is weighed to determine its percentage within the sample.
    • Results are compared against relevant standards to assess compliance with project requirements.

Why Is This Test Important?

  • Quality Assurance: Verifies the recycled material's suitability for specific applications, such as road bases or structural fills.
  • Sustainability: Promotes the use of recycled materials by ensuring performance and safety standards are met.
  • Compliance: Ensures adherence to regulations and project specifications for environmental and material quality.
  • Material Optimisation: Provides data to adjust material processing for higher-quality outputs.

Testing the constituents of recycled materials is a vital step towards sustainable construction, ensuring performance and environmental compliance. Contact us for detailed analysis and expert insights.

BS EN 933-11:2009