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Comparison of Pipeline Drilling Methods: Bores, HDDs & Direct Pipes [Gaille Energy Blog Issue 75]

Posted by scottgaille
On September 24, 2018
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Boring, Direct Pipe, HDD

Over the course of their construction, pipelines encounter many obstacles that require the use of subsurface tunnels. Such tunnels enable the pipeline to pass beneath roadways, railroads, rivers, and environmentally sensitive areas without disturbing them. There are three principal methods of constructing pipeline tunnels: (1) conventional boring, (2) horizontal directional drills, and (3) direct pipe […]