Inside an HS2 tunnel boring machine

Name: Inside an HS2 tunnel boring machine
Uploaded: 2021-08-15T00:00:00+00:00
Duration: 382 s
Description: A tunnelling engineer walks the length of a 170m TBM, an underground factory that excavates and lines at once.

AUG 15 2021

A tunnelling engineer walks the length of a 170m TBM, an underground factory that excavates and lines at once.

Source: YouTube

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Inside an HS2 tunnel boring machine

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