http://www.bqf.org.uk/innovation/2007/01/24/look-for-the-solution-within-the-problem/ The BQF Innovation Unit Blog Fri, 05 Dec 2008 13:46:33 +0000 http://wordpress.org/?v=2.6.2 http://www.bqf.org.uk/innovation/2007/01/24/look-for-the-solution-within-the-problem/#comment-26 Tim Trent Fri, 02 Feb 2007 09:51:01 +0000 http://www.bqf.org.uk/innovation/2007/01/24/look-for-the-solution-within-the-problem/#comment-26 I'm sure you've had this mentioned to you, but tunnel spoil expands once it's been disturbed. While they could have hidden much of the debris inthe tunnel it's just not possible to hide all of it. There's still about 50% that will not go back in. I’m sure you’ve had this mentioned to you, but tunnel spoil expands once it’s been disturbed. While they could have hidden much of the debris inthe tunnel it’s just not possible to hide all of it. There’s still about 50% that will not go back in.

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