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Category Archives: News Articles

Passive Treatment HRX Well to Receive NGWA Technology Award

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As an innovator in the realm of horizontal drilling for site remediation, Ellingson-DTD has been pleased to introduce a variety…


Vapor Intrusion Mitigation Using HDD

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DTD crews recently completed the installation of a horizontal SVE in Northern CA. The well is part remediation well and…


DTD Acquired by Ellingson

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DTD is pleased to announce our acquisition by Ellingson. All of DTD’s management and staff are making the figurative move…


Minimizing Trenching using HDD at a Houston Superfund Site

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DTD has finished installing a total of 21 conveyance lines at an active Superfund site in Houston, Texas. The source…


Discrete Soil Sampling Using HDD

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DTD Crews recently completed a unique site characterization project. Field work involved the use of horizontal directional drilling (HDD) for…


Dual Purpose Horizontal Well

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In December 2018, DTD installed a dual purpose horizontal well as part of a remediation pilot test at a chemical…


Coal Ash Basin Dewatering Presentation

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Later this week, DTD Vice President, David Bardsley, will present a case study on Coal Ash Basin Dewatering. He will…


Horizontal SVE Wells in California

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A DTD crew recently completed the installation of nine (9) horizontal remediation wells at a site in coastal California. The…


Remediation Journal article on HRX® well

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The autumn issue of Remediation includes a comprehensive article on the HRX® Well installation that DTD assisted with this summer….


Arcadis/DTD Team Completed Prototype HRX Well Installation at VAFB

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After nearly five years of joint planning, DTD has teamed with the global consulting firm, Arcadis, to install the first…