TABLE D-2: SUGGESTED PARAMETERS TO DOCUMENT FULL-SCALE TECHNOLOGY APPLICATIONS: OPERATING PARAMETERS AFFECTING TREATMENT COST OR PERFORMANCE

  System Parameter Biological Activity
  air flow rate mixing rate moisture content operating pressure/vacuum pH pumping rate residence time system thoroughput temperature washing/flushing solution, component additives and dosage biomass concentration microbial activity oxygen uptake rate carbon dioxide evolution hydrocarbon degradation nutrients and other soil ammendments soil loading rate
  In Situ Soil Remediation
Bioventing X   X X         X       X X X X  
Soil Flushing         X X       X              
Soil Vapor Extraction X     X                          
Ex Situ Soil Remediation
Land Treatment   X X   X   X   X           X X  
Composting X X X   X   X   X       X   X X X
Slurry Phase Bioremediation X X X   X   X X X   X       X X  
Soil Washing         X     X   X              
Thermal Desorption             X X X                
Incineration X           X X X                
Stabilization*see footnote at bottom                 X                
Ground Water Remediation
In Situ Bioremediation X       X           X         X  
Air Sparging X     X                          
Ground Water Pumping           X                      

*Additional operating parameters for stabilization include additives and dosage, curing time, compressive strength, volume increase, bulk density, and permeability.