STARx (Ex Situ) HottpadTM Pilot Test for the Treatment of Petroleum Hydrocarbon-Impacted Soils

The subject Site is a former base oil and lubricant blending plant in Kaohsiung City, Taiwan. A STARx HottpadTM pilot test was conducted to treat petroleum hydrocarbon-impacted soil. The system consisted of two pilot scale HottpadTM units equipped with heating elements for ignition and an air distribution system to support the...

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STAR (In Situ) Pilot Test to Treat Navy Special Fuel Oil (NSFO)

The subject site is a Naval Facility in Virginia. Navy Special Fuel Oil (NSFO) has impacted a highly heterogeneous medium- to fine-grained sand with varying amounts of silt, coarse sand, and clay in the vicinity of a former tank farm. The NSFO plume is approximately 13 acres in size and is located at a depth of approximately 17 to 21 feet below...

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Full-scale STARx (Ex Situ) Hottpad™ System to Treat Oil-Water Separator Sludge and Hydrocarbon-Impacted Soils

The subject site is an operating oil and gas terminal in south east Asia. A full-scale STARx Hottpad™ system was deployed to treat oil-water separator sludge as a lower cost alternative to off-site disposal....

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STAR (In Situ) Pilot Tests to Treat Refined Petroleum Hydrocarbons

The subject site is a former refinery in Michigan. A mixture of Gasoline Range Organic (GRO) and Diesel Range Organic (DRO) compounds have impacted a fine to very fine sand aquifer across a smear zone above and below the water table at a depth of approximately 30 feet below ground surface (ft bgs). Two STAR Pre-Design...

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Full-Scale Application of STAR (In Situ) to Treat Coal-Tar Impacted Soils

The fill and alluvium units underneath a 37-acre site located in Newark, New Jersey, are contaminated with residual and free-phases of coal tar from the historic operations of a former industrial facility. The soil remedial objective is the...

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STAR (In Situ) Pilot Test to Treat Coal Tar LNAPL and DNAPL in a Fine Sand Aquifer

The subject site is a former Manufactured Gas Plant (MGP) in Michigan. Investigations have shown that the subsurface geology consists of medium-grained sands to a depth of approximately 35 feet below ground surface (ft bgs) with a reddish brown silty clay beneath. The sand unit...

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STARx (Ex Situ) Reactor and ‘Hottpad’ Soil Pile Systems

Similar to in situ STAR, STARx is based on smoldering combustion where the contaminants/waste materials are the source of fuel. The process is self-sustaining following a short duration, low energy input ‘ignition event’, such...

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STAR (In Situ) Pilot Test to Treat Coal Tar Impacting Two Hydrogeologic Units

STAR was evaluated as an alternative to excavation and disposal and Low Temperature Thermal Desorption (LTTD) at a 37-acre former manufacturing facility in New Jersey impacted with coal tar. A Pre-Design Evaluation (PDE) was conducted within two hydrogeologic units...

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STAR (In Situ) Pilot Test to Treat Coal Tar-Impacted Soils in a Former River Meander

The AMS Site in Belgium used to produce coke for steel making. Investigations have shown that the backfill of a former meander of a nearby river is nearly saturated with coal tar below the water level...

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