LA metro Herrenknecht TBM breaks through at the Wilshire/Western subway station in Koreatown.
Los Angeles County Metropolitan Transportation Authority (Metro) announced that its first Tunnel Boring Machine (TBM) has officially broken through to connect with the Wilshire/Western subway station in Koreatown. https://www.ajot.com/news/l.a-metros-first-tunnel-boring-machine-break...Tags: Herrenknecht TBM, Los Angeles metro, Los Angeles metro Herrenknecht, Los Angeles metro Koreatown
cover tunnel photo by: Matt Brown from London, England / CC BY
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