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FRTR Case Studies: Summary of Soil Treatment Technologies

FRTR Case Studies: Summary of Soil Treatment Technologies. Ex Situ Soil Treatment. In Situ Soil Treatment. Thermal Desorption (22). Soil Vapor Extraction (31). Incineration (18). Bioventing (6). Land Treatment (7). In Situ Thermal Treatment (5).

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FRTR Case Studies: Summary of Soil Treatment Technologies

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  1. FRTR Case Studies:Summary of Soil Treatment Technologies Ex Situ Soil Treatment In Situ Soil Treatment Thermal Desorption (22) Soil Vapor Extraction (31) Incineration (18) Bioventing (6) Land Treatment (7) In Situ Thermal Treatment (5) Physical Separation/ Segmented Gate System (7) Electrokinetics (4) Phytoremediation (3) Composting (4) Vitrification (2) Slurry-Phase Bioremediation (3) Fracturing (2) Solvent Extraction (3) • Miscellaneous (3) • Chemical Reduction • Drilling • Lasagna™ Solidification/Stabilization (3) Vitrification (2) • Miscellaneous (2) • Acid Leaching • Soil Washing

  2. FRTR Case Studies:Summary of Groundwater Treatment Technologies Ex Situ Groundwater Treatment In Situ Groundwater Treatment Bioremediation (28) Pump and Treat (42) Air Sparging (10) In Situ Chemical Oxidation (7) Permeable Reactive Barrier (7) Drinking Water Treatment (3) Monitored Natural Attenuation (6) Multi-Phase Extraction (6) In Situ Flushing (3) In Situ Thermal Treatment (3) • Miscellaneous (3) • Bioslurping • Constructed Wetlands • Membrane Filtration

  3. 11 35 20 29 28 Metals BTEX/TPH FRTR Case Studies:Summary of Contaminants and Media Treated * 1 120 100 Soil Groundwater Debris/Solid 70 80 Number of Case Studies 60 40 16 9 45 2 20 2 1 2 19 19 2 13 9 5 0 PAHs PCBs Explosives Radioactivity Chlorinated Solvents Pesticides/ Herbicides Contaminant Types * Some case studies address more than one type of media/contaminant

  4. FRTR Case Studies:In Situ vs. Ex Situ Treatment * 70 65 62 59 59 57 60 56 55 54 51 50 50 50 49 Percentage of Case Studies 46 45 44 43 40 41 41 38 35 30 % In Situ Case Studies % Ex Situ Case Studies 20 10 0 Cumulative Number of Case Studies 34 42 71 98 118 145 170 196 221 230 Year Deployed 1991 1992 1993 1994 1995 1996 1997 1998 1999 1990orearlier * Cumulative for only soil and groundwater treatment case studies where initial year was reported (excludes case studies involving debris/solid media treatment and containment technologies.)

  5. FRTR Case Studies:Full-Scale and Large Field Demonstration Projects 45 41 Full-Scale 40 Field Demonstration 35 30 26 Number of Case Studies 25 23 21 21 20 19 18 18 20 17 15 11 11 10 10 7 4 5 2 1 1 1 1 1 0 0 Other In Situ Soil Treatment (25) Other Ex Situ Soil Treatment (31) Drinking Water Treatment (3) Containment (5) Soil Vapor Extraction (31) Incineration (on-site) (18) Pump and Treat (42) Thermal Desorption (22) In Situ Groundwater Bioremediation (28) Debris/Solid Media Treatment (24) Other In Situ Groundwater Treatment (45) Technology Types

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