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TABLE OF CONTENTS <br /> 1.0 INTRODUCTION...............................................................................................................................1 <br /> 1.1 RESPONSIBLE PARTY AND AGENCY..........................................................................................1 <br /> 2.0 PROJECT BACKGROUND..............................................................................................................2 <br /> 2.1 OPERATIONAL HISTORY...............................................................................................................2 <br /> 2.2 PREVIOUS INVESTIGATIONS/REGULATORY INVOLVEMENT..............................................2 <br /> 2.3 GEOLOGICAL INFORMATION.......................................................................................................3 <br /> 2.4 ENVIRONMENTAL AND/OR HUMAN IMPACT..........................................................................4 <br /> 3.0 DATA QUALITY OBJECTIVES......................................................................................................4 <br /> 3.1 DATA QUALITY INDICATORS AND MEASUREMENT QUALITY OBJECTIVES..................6 <br /> 4.0 SITE PREPARATION........................................................................................................................7 <br /> 5.0 SOIL AND GROUNDWATER SAMPLING FIELDWORK.........................................................7 <br /> 6.0 SOIL AND GROUNDWATER ANALYSIS AND DISPOSAL......................................................8 <br /> 6.1 QUALITY ASSURANCE/QUALITY CONTROL PROCEDURES.................................................8 <br /> 7.0 PROPOSED MONITORING WELL LOCATIONS AND SAMPLE INTERVALS....................9 <br /> 8.0 BORINGS AND WELL INSTALLATION FIELD PROCEDURES.............................................9 <br /> 8.1 MONITORING WELL INSTALLATION FIELD PROCEDURES..................................................9 <br /> 8.2 MONITORING WELL SURVEYING,DEVELOPMENT, AND SAMPLING..............................10 <br /> 8.3 GROUNDWATER MONITORING WELL DEVELOPMENT AND SAMPLING........................10 <br /> 9.0 REPORTING.....................................................................................................................................11 <br /> 10.0 PROJECT SCHEDULE....................................................................................................................11 <br /> APPENDICES <br /> APPENDIX A <br /> Figure 1 —Vicinity Map <br /> Figure 2--Site Map with Proposed Boring Locations <br /> Figure 2A— Site Map with Proposed Boring Locations <br /> Figure 2B—Site Map with Proposed Boring Locations <br /> Figure 3—Generalized Soil Boring Diagram <br /> Figure 4—Monitoring Well Construction Diagram <br /> APPENDIX B <br /> Table A—Historic Groundwater Monitoring Data <br /> Table B- Historic Groundwater Gradient Data <br /> Table C—Historic Soil(Tank Removal)Laboratory Analytical Data <br /> Table D—Historic Soil Laboratory Analytical Data <br /> Site Specific Health and Safety Plan <br /> APPENDIX C <br /> Laboratory Evaluation Documentation <br /> Constituents of Concern,Screening Levels,and Proposed Laboratory Reporting Limits <br /> Helena Chemical-Sampling and Analysis Plan Summary Table <br /> Chain of Custody Examples <br /> as <br /> W CONDOR <br />