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Napoli Metro Line 1 TBM Breakthrough for the first tunnel
A Tunnel boring machine (TBM) Napoli (Naples) Metro Line 1 has achieved breakthrough. It is the first tunnel of the parallel two tunnels of Line 1 between Capodichino and Poggioreale. Length of each tube is 1 kiometre. Diameter is 6,80 metre.
Boring of the second tunnel will also be completed in 2021.
cover tunnel photo by: Matt Brown from London, England / CC BY
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https://www.napolidavivere.it/2021/04/01/la-metro-linea-1-arriva-a-poggioreale-come-sara-la-nuova-stazione/
La metro Linea 1 arriva a Poggioreale: come sarà la nuova stazione | Napoli da Vivere
www.napolidavivere.itE’ stata completata la prima delle due gallerie della metro linea 1 che collegheranno Capodichino a Poggioreale grazie alla “talpa” che ora verrà