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Millennium Line - Broadway Extension: Planning & Pre-Construction
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9531
Posted
Nov 9, 2018, 10:32 PM
fredinno
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Join Date: Jan 2012
Posts: 2,317
Quote:
Originally Posted by
Migrant_Coconut
Peak sand
strikes again. Thanks, good information.
We weren't running out of sand, it's just getting more expensive due to greater requirement of grinding rock from larger distances.
fredinno
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