On November 14, the Earth Pressure Balance Tunnel Boring Machine "Martina" has started boring the Lonato Tunnel. The tunnel is an important part of the Milano - Venezia high speed railway.
The Lonato Tunnel has a length of 4,75 kilometre for each of the two tubes. The tunnel has a diameter of 8,80m. Each 2m-long ring has 6 segments in it and has a thickness of 45cm.
When the boring of the first tube is completed and breaktirhough at Verona entrance the EPB-TBM will be disassembled and will be brought to Milano entrance for boring the second tunnel.
The "High Speed/High Capacity Milano-Verona Railway Line (Brescia East-Verona section) and related soil consolidation work from chainage 115+990 to chainage 120+772" has been awarded to SELI Overseas S.p.A with a contract amount of €204.983.361,21.
Construction started on 28 August 2020 and estimated completion date is somewhere in August 2023.
cover tunnel photo by: Matt Brown from London, England / CC BY
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https://mobilita.org/2020/11/25/tav-milano-venezia-la-tbm-martina-ha-iniziato-a-scavare-il-tunnel-di-lonato/
TAV Milano – Venezia | La TBM "Martina" ha iniziato a scavare il tunnel di Lonato
mobilita.orgIl 14 Novembre la talpa EPB "Martina" ha iniziato a scavare la galleria naturale Lonato (GN02), a doppia canna a singolo binario. La lunghezza è di circa 4,75 km per canna. Una volta che la TBM-EPB...