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LFR Inc. <br /> 5.5 Groundwater Monitoring Program.......................................................... 25 <br /> 5.5.1 Monitoring Wells MW-1 through MW-5 ........................................... 26 <br /> 5.5.2 Monitoring Wells MW-6 through MW-9 and Soil Borings SB-1 and <br /> SB-2....................................................................................... 27 <br /> 5.5.3 Well Construction Summary.......................................................... 27 <br /> 5.5.4 Summary of Sampling Results........................................................ 28 <br /> 5.5.5 Destruction of Well MW-6............................................................ 29 <br /> 5.6 Excavation of Northern Slope ............................................................... 29 <br /> 5.6.1 Slope Stability Evaluations ............................................................ 29 <br /> 5.6.2 Excavation Summary................................................................... 30 <br /> 5.7 Surveying ....................................................................................... 31 <br /> 5.8 Health and Safety Air Monitoring .......................................................... 31 <br /> 5.9 Waste Transportation and Disposal......................................................... 32 <br /> 5.10 Site Restoration .............................................................................. 34 <br /> 6.0 EXCEPTIONS TO THE RAP .................................................................. 34 <br /> 7.0 EVALUATION OF GROUNDWATER QUALITY........................................ 36 <br /> 8.0 RISK ASSESSMENT SUMMARY ............................................................ 37 <br /> 9.0 SUMMARY AND RECOMMENDATIONS................................................. 37 <br /> 10.0 REFERENCES .................................................................................... 39 <br /> TABLES <br /> 1 Calculated Background Metals Concentrations <br /> 2 Proposed VOC, SVOC, and TRPH Cleanup Goals for Soil <br /> 3 Well Construction Summary for Wells MW-1 through MW-9 <br /> 4 Waste Material Disposal Summary <br /> Page ii rpt-RA_su mn-Nov06-final-09025 <br />