Hitachi glitch halts new Milan metro line a day after launch

The Opening Of The Entire Section Of The M4 Blue Line From San Cristoforo To Linate In Milan.
Matteo Salvini and Giuseppe Sala attend the inauguration during the opening of the entire section of the Metropolitana M4 Blue Line from San Cristoforo to Linate in Milan. ANP

The new metro extension in Milan has gotten off to an inauspicious start, after the line had a serious malfunction—apparently due to its Hitachi-run software—less than 24 hours after it was launched. Having taken nearly 15 years to complete, with construction overrunning by nine years, the opening of the M4 line was expected to give Milan’s public transport manager ATM a sigh of relief. No such luck.

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Author: Thomas Wintle

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