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Sustainable Solution for Sprayed Concrete in Underground Tunnel Projects

The modern sprayed concrete systems combine high levels of Portland Cement replacement, polymer fibres, and innovative waterproofing technologies, offering possibilities to achieve over 50% reduction in carbon in tunnel linings.

Sourish Nanda, Director – Admixtures, Normet UK Ltd

The tunnelling industry is at a tipping point where sustainability and decarbonization are at the top of executives’ agendas. To achieve a 1.5°C climate-change target by 2050, the tunnelling industry will need to reduce direct CO2 emissions to net zero.

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