Category Archives: News Articles
Pilot Study to Full Scale – SVE System
Ellingson crews recently had the opportunity to install a “full-scale” soil vapor exctraction (SVE) system at a site where we’d…
Conductor Casing at an Angle – Part 2
Last month we shared a post about a project where our crews installed a horizontal gravity drain. The construction included…
2022 EnviroWorkshops – CEU Opportunities
As 2022 gets into full swing, don’t forget to set aside time to earn the necessary continuing education units (CEUs)…
Conductor Casing at an Angle
Elingson crews recently completed a horizontal dewatering well that featured a cemented conductor casing at the surface. While not every…
Blind Horizontal Wells – New Technology
Most HDD contractors will tell you they prefer constructing double-ended well designs over “blind” horizontal wells (single-ended construction). This preference…
Horizontal SubSlab SVE Challenges
Ellingson-DTD recently installed a single horizontal subslab SVE well at an active industrial manufacturing facility in the upper Midwest. The…
How a Cold Snap in Texas Can Affect Your Environmental Drilling Project
You may have read or seen on the news that last February’s intense cold had shut down dozens of petrochemical…
Double-Ended Sometimes the Only Option
Ellingson-DTD crews recently completed a series of double-ended horizontal Air Sparge (AS and Soil Vapor Extraction (SVE) wells at an…
Horizontal ERH – The Fusion of Two Technologies
Horizontal Electrical Resistance Heating (ERH) is the integration of two remediation technologies: horizontal wells and ERH. Horizontal wells are noted…