HORIZONTAL DIRECTIONAL DRILL GUIDELINES July 2010 Horizontal Directional Drilling (HDD) is intended to be a less intrusive construction method than the traditional open cut for crossing a watercourse or wetland with a pi

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Date: 2011-05-04 11:57:38		HORIZONTAL DIRECTIONAL DRILL GUIDELINES July 2010 Horizontal Directional Drilling (HDD) is intended to be a less intrusive construction method than the traditional open cut for crossing a watercourse or wetland with a pi Add to Reading List Source URL: trca.on.ca Download Document from Source Website File Size: 44,36 KB Share Document on Facebook