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A visit to the tunnel boring machine on lot 1 of line 14

5 very interested and impressed ECT Environment Department employees visited the tunnel boring machine (TBM) on lot 1 of Line 14, guided by teams from Razel-Bec and Eiffage, the civil engineering contractors for this first 3.6 km section extending Line 14 from Saint-Lazare to Porte de Clichy.

Excavated soil from the TBM is managed by ECT.

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Juillet 2024 - site Chelles- Mise en place substrat fertile - mise en place Chelles
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Juillet 2024 - site Chelles- Mise en place substrat fertile
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