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INFLUENT CONCENTRATIONS IN CONCENTRATIONS IN <br /> CONCENTRATIONS REBOUND STUDY GROUNDWATER MIXING CELL LEACHATE ARE LESS SHUTDOWNICLOSEOUT <br /> HAVE REACHED YES COMPLETE? YES ARE LESS THAN THE YES THAN THE YES <br /> GROUNDWATER <br /> ASYMPTOTE? GROUNDWATER STANDARD? VADOSE ZONE <br /> RESULTS STANDARD CLEANUP GOAL MET <br /> 1C iG SATISFACTORY? IC 16,213 <br /> 1 A,2A <br /> NO NO NO <br /> CONTINUE NO <br /> SVE COST EFFECTIVE? <br /> YES • COST <br /> • TIME <br /> • OPTIMIZATIONIENHANCEMENT <br /> 11),1E, 1F,1G,2C,213,2E,2F <br /> NO <br /> FINAL TECHNICAL AND ECONOMIC <br /> FEASIBILITY EVALUATION(TEFA) <br /> COST EFFECTIVENESS <br /> IS SVE SYSTEM YES IS THE COST FOR CONTINUED NO WILL THE RESIDUAL MASSNO <br /> OPTIMIZED? 1D SVE OPERATION LESS THAN IN THE VADOSE ZONE SIGNIFICANTLY FINAL <br /> THE COST FOR ADDITIONAL PROLONG THE TIME TO ATTAIN TEFA <br /> GROUNDWATER REMEDIATION? THE GROUNDWATER CLEANUP STANDARD? <br /> 1E, 1F,2C,2E,2F 1G,2D <br /> NO YES YES <br /> CONTINUE SVE FIGURE 2-5CONCEPTUAL TEFA <br /> DECISION LOGIC FOR SVE <br /> NOTE: THE BOLD TEXT REFERS TO SPECIFIC ELEMENTS SYSTEM SHUTDOWN <br /> OF THE PROCESS TO DETERMINE IF THE VADOSE VOC FEASIBILITY STUDY <br /> ZONE CLEANUP GOAL IS ACHIEVED(SEE SECTION 2.3.2). McCLELLAN AIR FORCE BASE <br /> SACRAMENTO,CALIFORNIA <br /> VOCFS205.F-8(FREEHAND 8.01) CH2MHII _L <br />