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Author Archives: Dan

Horizontal Remediation Well (LNAPL Recovery) Rehab and Video

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DTD recently conducted a video inspection of a horizontal remediation well that has been in use as a product recovery…


Long Horizontal LNAPL Recovery Well Pullback

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The picture below shows the pullback of a 6-inch diameter stainless steel well. The 1,800′ long horizontal well is designed…


1,000+ ft Horizontal Dewatering Well Installed

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DTD has just completed installing the first of a pair of dewatering wells. The 1,030′ long 6-inch diameter well was…


SVE wells completed near Indy

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SVE is a common and efficient application of horizontal wells for environmental remediation.  Relatively short single-ended (blind) horizontal wells can…


Difficult ground encountered while installing 10 SVE wells at Superfund Site

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This Indiana site required the installation of 10 horizontal SVE wells beneath and through an area of fill, waste, and…


DTD Completes 2,100+ ft bore

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DTD superintendent James Ditto and crew completed the installation of a 2,150 ft bore crossing the Dan River near the…


2,100′ Bore chewing up drill bits!

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DTD is in the midst of drilling a long bore (2,100’) crossing the Dan River in Virginia. The crossing requires…


DTD welcomes new project manager

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Mr. Jason Yablonski brings over 7 years of environmental consulting experience, focused largely in the municipal and industrial arenas.  He…