New Giant Crossrail Boring machines

[Monapizza]

http://www.wired.co.u...ssrail-boring-machine

Sorry if this comes across a little blonde but just how do they avoid the underground network, sewers, electricity cables and the like?

[sandyRoe]

Go deep?

[HowardKennitby]

I always assumed that they go deep enough to miss all those things.

[VHG]

Well Crossrail preparations have been going on since at least 2009 so I assume anything likely to be in the way has been taken care of (moved or whatever).

This article here seems to indicate that (this is a site for young people interested in Crossrail)

http://www.youngcross...nior/blog/tunnel-prep