10-mile long HS2 tunnel completed - almost three years on
Published
The machine digging HS2's longest tunnel has completed its 10-mile journey under the Chiltern Hills, almost three years after it started.
Full ArticlePublished
The machine digging HS2's longest tunnel has completed its 10-mile journey under the Chiltern Hills, almost three years after it started.
Full ArticleThe machine, named Florence, has spent nearly three years creating a 10-mile (16km) tunnel.
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