• 59 minutes

Feasibility of Using Horizontal Directional Drilling


Design must be constructible with available equipment and within industry practices.

It’s important to understand current practice with small to large horizontal directional drilling projects for planning and design so you can ask the right questions. An important lesson to learn is that the things that don’t look like they would be a problem actually can be when shown to the right people. There is big value is doing historical prodding in order to know as much about the environmental and construction history of a site. This video reviews equipment capabilities, subsurface risks and basic rule-of-thumb criteria.

Runtime: 58 minutes



Brian Dorwart, PE, PG

Brian Dorwart, PE, PG

Brierley Associates

  • Senior consultant with Brierley Associates located in their New Hampshire office
  • Professional engineer and geologist for 30+ years with 25+ years’ experience with Horizontal Directional Drilling design, construction, forensic, and litigation
  • Conducts regular seminars and workshops on Horizontal Directional Drilling and Trenchless Technologies at local and national conferences, universities, and professional organizations
  • Author of several publications related to the areas of Horizontal Directional Drilling
  • B.A. degree in geology, University of Rochester; graduate studies in civil engineering at University of Buffalo; MSCE specialized in geotechnical engineering from University of Massachusetts
  • Can be contacted on his cellphone- 617-510-8090, office- 603-206-5575 or [email protected]

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