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WELL INSTALLATION AND INTERIM REMEDIAL ACTION REPORT <br />www.arcadis.com <br />FINAL_Forward CHCF (CDCR) Well Installation Report_10182024 <br /> <br />iii <br />5.5 CDCR Additional Extraction Well Recommendation ......................................................................... 15 <br />5.5.1 Drilling Details .................................................................................................................................... 16 <br />5.5.2 Extraction Well Design ...................................................................................................................... 17 <br />5.5.3 Well Development .............................................................................................................................. 17 <br />6 Groundwater Extraction and Treatment System Design ........................................................................... 18 <br />6.1 Technology Description ........................................................................................................................ 18 <br />6.2 Design Strategy ..................................................................................................................................... 18 <br />6.3 Basis of Design ...................................................................................................................................... 18 <br />6.4 Groundwater Extraction and Treatment System ................................................................................ 19 <br />6.4.1 System Operation .............................................................................................................................. 19 <br />6.4.2 Groundwater Extraction .................................................................................................................... 19 <br />6.4.3 Ex-Situ Groundwater Processes, Treatment, and Disposal .......................................................... 19 <br />6.5 System Construction ............................................................................................................................. 20 <br />6.5.1 Underground Utility Locating ........................................................................................................... 20 <br />6.5.2 Permits ................................................................................................................................................ 20 <br />6.5.3 Equipment and Enclosure ................................................................................................................ 20 <br />6.5.4 Conveyance Piping and Connections ............................................................................................. 20 <br />6.5.5 Waste Disposal .................................................................................................................................. 21 <br />6.6 As-Built Surveying and Documentation .............................................................................................. 21 <br />7 Groundwater Extraction and Treatment System Operation, Maintenance, and Monitoring .................. 22 <br />7.1 Operation and Maintenance Manual .................................................................................................... 22 <br />7.2 Operation ................................................................................................................................................ 22 <br />7.2.1 Startup and Shakedown Testing ...................................................................................................... 22 <br />7.2.2 Full-Scale Operation .......................................................................................................................... 22 <br />7.2.3 Routine Sampling .............................................................................................................................. 23 <br />7.2.4 Routine Monitoring ............................................................................................................................ 23 <br />7.3 Reporting ................................................................................................................................................ 24 <br />8 Summary ........................................................................................................................................................ 25 <br />9 References ..................................................................................................................................................... 26 <br /> <br />