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amec�9 <br /> TABLE OF CONTENTS <br /> Page <br /> 1.0 INTRODUCTION ............................................................................................................ 1 <br /> 2.0 TECHNOLOGY DESCRIPTION ..................................................................................... 1 <br /> 2.1 TREATMENT PROCESSES ......................................................................................2 <br /> 2.2 SIDE-EFFECTS OF TREATMENT ON GROUNDWATER CHEMISTRY .............................2 <br /> 2.3 TRANSPORT PROCESSES......................................................................................3 <br /> 2.4 DESIGN CONSIDERATIONS.....................................................................................5 <br /> 2.4.1 Target In Situ Microbial Concentration....................................................5 <br /> 2.4.2 Delivery Method ......................................................................................5 <br /> 2.4.3 Injection and Extraction Well Spacing.....................................................6 <br /> 2.4.4 Geochemistry of ambient groundwater conditions ..................................7 <br /> 3.0 TECHNOLOGY EVALUATION.......................................................................................7 <br /> 3.1 TREATMENT AREA ................................................................................................7 <br /> 3.2 EFFECTIVENESS ...................................................................................................8 <br /> 3.3 IMPLEMENTABILITY................................................................................................8 <br /> 3.4 COST ...................................................................................................................9 <br /> 3.5 ENERGY REQUIREMENTS .................................................................................... 11 <br /> 4.0 CONCLUSIONS............................................................................................................ 11 <br /> 5.0 REFERENCES .............................................................................................................12 <br /> TABLES <br /> Table B.2-1 Feasibility Study Cost Estimate — Bioaugmentation Bio-curtain <br /> Table B.2-2 Backup for Unit Construction Costs— Bioaugmentation Bio-curtain <br /> Table B.2-3 Backup for Monitoring Costs — Bioaugmentation Bio-curtain <br /> FIGURE <br /> Figure B.2-1 Plan View of Bio-curtain Alignment <br /> AMEC Geomatrix, Inc. <br /> \\oad-fs1\doc_safe\9000s\9837.006\4000 REGULATORYTFS Assessment_Apx B_01 2711\Attachment B.2\Attach B-2.doc 132-i <br />