Aggregate - TD Construction

TD is the go-to testing laboratory for aggregate testing services.

We are England’s only UKAS accredited laboratory capable of testing to the ENA 97-1 technical specification for special Backfill Material for Cable Installations.

Our skilled staff have assisted HAUC NW and offer a tailored service working with clients on Factory Production Control, WRAP protocol etc.

We have a customer-focused approach, providing technical support as well as proactive collaboration ensuring efficient turnaround without compromising accuracy.

Aggregate Services

Particle Size Distribution
Uniformity Coefficient
Water Content
Sample Reduction
Constituents of Coarse Recycled Aggregate
Los Angeles Coefficient (LA)
Particle Density & Water Absorption
Plastic Limit
Flakiness Index
Laboratory CBR & Swell Measurement
Maximum Dry Density/Optimum Moisture Content (OMC) – Vibrating Hammer
Laboratory Dry Density & Optimum Water Content
Clegg Hammer
Frost Heave
Magnesium Sulphate
Shear Box (Large)
Methylene Blue – Assessment of Fines
Point Load
Polished Stone Value (PSV)*
Aggregate Abrasion Value (AAV)*
Slake Durability
Micro Deval – Resistance to Wear
Loose Bulk Density & Voids
Shape Index*
Percentage of Crushed & Broken Surfaces*
Drying Shrinkage*
Resistance to Freezing & Thawing
PAH & Phenol*
Sulphates (TRL-447 / EN-1744)*
Waste Acceptance Criteria (WAC)*
Petrographic Analysis*
Slag Expansion*
Thermal Conductivity / Resistivity
ENA Technical Specification 97-1 Test Suite

Schedule for UKAS accredited tests or contact us to discuss your testing requirements.

More Laboratory Testing Services

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Our Services