Thermal Soil Remediation Articles

  • Cost Effective Multi-Purpose Horizontal Wells

    A question commonly posed to Directional Technologies from our environmental consulting clients: “Can one horizontal well be designed for more than one remedial application?” The answer is “yes.” Horizontal wells are utilized for many diverse remedial methods: air/oxygen/ozone sparge, soil vapor extraction (SVE), multiphase extraction (MPE), in-situ chemical oxidation ...

  • Thermally Enhanced NAPL Recovery - Case Study

    QED's AutoPump® Can Endure Tough Conditions to Deliver Superior Thermally Enhanced NAPL Recovery The site of a former U.S. Department of Energy (DOE) nuclear weapons production facility (the Pinellas Plant) in Largo, Florida posed an extreme challenge for groundwater remediation pumps. Soil and surficial aquifers at the site, now known as the Young-Rainey Science, Technology, and Research ...

  • Milton Keynes, UK - Case Study

    Milton Keynes Waste Recovery Park: putting Circular Economy thinking into practice. Background Milton Keynes Waste Recovery Park is a world-class waste treatment facility, which is due to be fully operational in 2016. The facility aims to deal with Milton Keynes’ black bag waste in a sustainable way by incorporating three different types of treatment on one ...


    By TOMRA Sorting GmbH

  • What’s the Temperature? Thermal Modeling and its Importance in Thermal Remediation

    What is a model? A beautiful person who struts down a run way, a scaled down sculpture of the Empire State Building, or a series of equations that describe some phenomenon? Did you guess all of the above? Gold star! Models come in many different shapes and sizes. In the environmental consulting and remediation industry, the word “model” often refers to a numerical model. Numerical ...

  • TCE Source Area Remediation at a Former Manufacturing Facility Confidential Client – Western Connecticut - Case Study

    Project Summary TRS Group, Inc. (TRS), as a subcontractor to AECOM, completed a Standard Fixed Price Remediation (SFPR) of trichloroethene (TCE) in groundwater in Western Connecticut using Electrical Resistance Heating (ERH). The objective of the ERH project was to achieve the prescribed remediation goal for dissolved TCE in groundwater within the treatment volume. The system ...


    By TRS Group, Inc.

  • Source Area Remediation of PCE in Soil - Fair Lawn, New Jersey - Case Study

    TRS Group, Inc. (TRS) was retained by Anderson Mulholland and Associates, Inc. (AMAI) to perform an Electrical Resistance Heating (ERH) remediation of DNAPL in soil at the former Topps Dry Cleaners property in Fair Lawn, NJ. The remedial goal of this project was a reduction of tetrachloroethene (PCE) in soil to less than 1 milligram per kilogram (mg/kg) in every soil sample. Final confirmatory ...


    By TRS Group, Inc.

  • Jamaica Queens, New York - Full-Scale Remediation using ERH - Case Study

    This project involved a guaranteed source area remediation of tetrachloroethene (PCE) at an operating school bus maintenance facility located in Queens, New York. Engineer: Mr. Greg Beyke Project Superintendent: Mr. Paul Bianco Lithology: Clean sand in both the vadose and saturated zones. Hydrology: Groundwater depth at 12 ft below grade surface (bgs). Treatment Area, Depth Interval ...


    By TRS Group, Inc.

  • Superfund Remediation: The Key to Land Reuse Case Study

    The technology is ready and, with state and federal tax credits waiting, the economics look better than ever: New Jersey, one of the first states to be industrialized, finds itself plagued with the contaminated aftermath of pre-EPA industries: soil contamination. From superfund sites to the gas station whose underground storage tank has been oozing for the last 20 years, every ...


    By CR Clean Air Group, LLC

  • EPA Technology News & Trends - Tacoma “Well 12A” Superfund Site

    The U.S. EPA Region 10 office uses an adaptive site management approach that relies on high-resolution site characterization (HRSC) techniques for strategic sampling at the Well 12A project area. This approximate one-square-mile project area is one of three at the 2.5-square-mile Commencement Bay-South Tacoma Channel Superfund site in Tacoma, Washington. The vicinity of Well 12A, one of 13 wells ...


    By TRS Group, Inc.

  • Everett, WA - ERH under active storm water retention basin - Case Study

    First below water ERH remediation of TCE in active stormwater retention basin Project Summary TRS Group, Inc. (TRS) worked as a sub contractor to Landau Associates on this unique ERH remediation project. This project represents the first of its kind using ERH for site remediation underneath an industrial storm water retention basin full of water. The ...


    By TRS Group, Inc.

  • Tacoma, WA - ESTCP Fort Lewis heat enhanced bio - Case Study

    Heat Enhanced Bioremediation and Destruction Introduction In situ thermal treatment through Electrical Resistance Heating (ERH) is a proven robust technology for the treatment of volatile organic compound (VOC) source zones. ERH effectively treats the subsurface by volatilizing dense non-aqueous phase liquid (DNAPL) and VOCs, recovering the vapor, and ...


    By TRS Group, Inc.

  • Remediation of TCE NAPL in active Alleyway Arlington, Texas - Case Study

    Goals to achieve separate analyte-specific clean-up goals in clay soils and groundwater respectively Project Summary TRS Group, Inc. (TRS) completed a Guaranteed Fixed Price Remediation (GFPR) of tetrachioroethene (PCE), trichioroethene (TCE), cis-l,2-dichloroethene (cis 1,2-DCE), 1,1,1-trichloroethane (1,1,1-TCA), 1,1-dichloroethene (1,1-DCE), ...


    By TRS Group, Inc.

  • Shenandoah, VA - DNAPL in clay at active facility - Case Study

    Guaranteed Remediation of TCE and 1,1-DCE in Soil and Bedrock Project Summary TRS Group implemented an electrical resistance heating (ERH) remedy to remove trichloroethylene (TCE) in overburden soil surrounding a former dry well located at a manufacturing facility in Shenandoah, Virginia. TCE soil concentrations were measured at levels that were indicative of separate-phase liquid. Initial ...


    By TRS Group, Inc.

  • Seattle, WA - Active chemical distribution facility - Case Study

    Guaranteed Remediation of TCE and PCE under Active Facility Project Summary TRS Group, Inc. (TRS) working with FLOYD|SNIDER a local Seattle consulting firm, completed a guaranteed fixed price remediation (GFPR) of tetrachloroethene (PCE) and trichloroethene (TCE) in soil at an active bulk chemical warehouse and distribution facility in Seattle, Washington. ...


    By TRS Group, Inc.

  • Remediation of TCE NAPL in active Alleyway Arlington, Texas - Case Study

    Project Summary TRS Group, Inc. (TRS) completed a standard Fixed Price Remediation (SFPR) of trichioroethene (TCE) in soil in Arlington, TX using electrical resistance heating (ERH) in 2012, The system incorporated 19 electrodes with horizontal vapor recovery (VR) wells to treat a soil volume of approximately 4,155 cubic yards (yd3) located between two active buildings. Active ...


    By TRS Group, Inc.

  • Southern New Jersey - Guaranteed benzene remediation in soil and groundwater - Case Study

    Project Summary TRS Group, Inc. (TRS) under contract with URS Corporation ( URS) and Resource Environmental, LLC (RELLC) conducted an electrical resistance heating (ERH) remediation of benzene at a former gasoline service station located in southern New Jersey, The project scope of work was contracted as a Guaranteed Fixed Price Remediation (GFPR) that included no rebound of benzene in ...


    By TRS Group, Inc.

  • Owosso MI - Guaranteed PCE remediation under active restaurant - Case Study

    First Michigan state-funded cleanup using electrical resistivity heating technology and a guaranteed project. Background The site is a former dry cleaner that had operated for more than 20 years. The dry cleaning operations left residual perchloroethylene (PCE) contamination in the soil and groundwater and a building was constructed on the site without ...


    By TRS Group, Inc.

  • Springfield, MO - TCE remediation in bedrock - Case Study

    Remediation of TCE at Former Industrial Manufacturing Facility Confidential Client — Springfield, Missouri Project Summary TRS, as a subcontractor to Stantec, designed, installed and operated an electrical resistance heating (ERH) system at a former industrial manufacturing facility in Springfield, Missouri. TCE in soil was ...


    By TRS Group, Inc.

  • Seattle, WA - Rapid PCE remediation for Brownfield redevelopment - Case Study

    Brownfield Redevelopment in South Lake Union Area of Seattle Project Summary TRS Group, Inc. (TRS) designed, installed and operated an electrical resistance heating (ERH) source area remediation project at a former commercial laundry and dry cleaning facility in the rapidly growing area of South Lake Union in Seattle, WA, The scope of the remediation was to ...


    By TRS Group, Inc.

  • Fort Wainwright - Fairbanks, Alaska - Case Study

    Project Summary A test of soil heating for cold climates was conducted at the West Quartermaster's Fueling System in Operable Unit 5 of Fort Wainwright near Fairbanks, Alaska. This site had experienced a release of gasoline and diesel fuel into a gravelly sand aquifer that flows into the Chena River. Three independent study sites were established: an unheated soil vapor extraction and ...


    By TRS Group, Inc.

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