About us

#1 supplier of Expanded Clay Lightweight Aggregate in Europe for your infrastructure, housing and water management projects.

Who are LECA?
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Applications

Leca® LWA is used extensively as a lightweight aggregate for civil engineering and structural applications. Through promotion and specification, our client base is continually finding further solutions and interesting uses for this special lightweight aggregate.

 

Case studies

We have a history in specification and geotechnical design. See our case studies to see where LECA LWA has been successfully applied throughout the UK.

STIRRAT STREET RAIL BRIDGE | PAISLEY

The Stirrat Street Bridge at Paisley was removed and a new, low maintenance permanent-way structure was built to carry the track.
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STIRRAT STREET RAIL BRIDGE | PAISLEY
FEEDER ROAD TO THE A421 | BEDFORDSHIRE

FEEDER ROAD TO THE A421 | BEDFORDSHIRE

Leca® LWA is a key constituent in a unique embankment constructed for a feeder road to the A421 using discarded tyre bales which won the prestigious Fleming Award for excellence for the Balfour Beatty/Scott Wilson (now URS Scott Wilson)
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Sustainability

Our intermediate commitment is reducing the greenhouse gas emissions by 30% in 2025 followed by 50% reduction by 2030, achieving Carbon Neutrality by 2050. For that LECA will invest in clean processes, substituting the consumption of fossil fuels with green energy. To bring to You and to the Planet an even more sustainable product.

Our Sustainability Story
Saint-Gobain