By Tomas Will, Sr. Environmental Scientist Our client faced the challenge of remediating LNAPL and DNAPL plumes spread out over a large area. The property was scheduled for redevelopment pending remediation of the considerable subsurface contamination. The previous site building…
By Tomas Will, Sr. Environmental Scientist Background and Setting The consultant was hired to help a large industrial facility deal with a groundwater contaminant plume that was spread over a wide area and was migrating toward a nearby surface water….
The Australasian Land and Groundwater Association, ALGA, recognized Pedro Balbachevsky, AECOM, and his team, Directional Technologies and Matrix Drilling, for the 2018 Outstanding Innovation Award for Australia’s 1st Installation of Horizontal Wells for ISCO and Biosparging. Challenged with remediation of…
By: Kyle J. Carlton, PG, Senior Geologist In 1993, the environmental industry lacked the ability to cost-efficiently access areas beyond the reach of traditional vertical drilling techniques. Faced with the urgent need to remediate beneath an active runway at John…
By: Kyle Carlton, PG, Senior Geologist When compared to a vertical well installation, a successful horizontal well installation is typically a more specialized and complicated process. Significant risks are often associated with installation of horizontal wells; however, those risks can…
On Sept. 13th 2001, Kathy Sequino’s telephone rang. It was the New York Department of transportation. The man on the line had just found Directional Technologies Inc.’s business card ad in the back of Trenchless Technology and he was wondering…