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matériaux excavés
matériaux excavés

All news, public events and updates on the development of the cross-border section of Lyon-Turin

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A year’s work during the Covid pandemic

Construction sites operating with stringent health and safety measures, video conferencing and smartworking allowed the company to continue operating safely.

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Geothermal energy from the base tunnel

The opportunities offered by this geothermal energy have been explored in a study undertaken by TELT together with the Polytechnic of Turin.

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10 km of base tunnel excavated

At Saint-Martin-la-Porte, in a stretch of the mountain particularly difficult, two fronts are advancing with caution using traditional methods.