A long expensive digger can be tough to resell. All six diggers[1] used for the Channel Tunnel[2] were buried[3], and their cost was in the order of millions each.
What else could you do? Put a 750-foot, 15,000-tone tunnel digger[4] on eBay?
[1] http://en.wikipedia.org/wiki/Tunnel_boring_machine
[2] http://en.wikipedia.org/wiki/Channel_Tunnel
[3] http://www.nysun.com/new-york/after-work-done-drills-likely-...
[4] http://www.therobbinscompany.com/en/case-study/the-channel-t...
A long expensive digger can be tough to resell. All six diggers[1] used for the Channel Tunnel[2] were buried[3], and their cost was in the order of millions each.
What else could you do? Put a 750-foot, 15,000-tone tunnel digger[4] on eBay?
[1] http://en.wikipedia.org/wiki/Tunnel_boring_machine
[2] http://en.wikipedia.org/wiki/Channel_Tunnel
[3] http://www.nysun.com/new-york/after-work-done-drills-likely-...
[4] http://www.therobbinscompany.com/en/case-study/the-channel-t...