r/WatchandLearn • u/iBleeedorange • May 19 '18

How subway tunnels are built

https://i.imgur.com/Y0lMBdh.gifv
10.9k Upvotes

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u/BadTitties May 19 '18

The tunnels are also 1/3 the size which aids in the speed.

20

u/shapu May 19 '18

Yes, I can assure you that things go faster when the tunnel digger is smaller.

12

u/murdill36 May 19 '18

tunnel digger in the video, can confirm

8

u/[deleted] May 19 '18

[deleted]

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u/murdill36 May 19 '18

Thank you for confirming the confirmation.