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A Cat 312 excavator hammered oversized rock on the upslope of STA 134 +00 in the PSSA. <br />Cat dozers were finish grading and a Cat smooth drum roller compacted subgrade in various <br />areas within PSSA and surrounding Phase 1 slopes. <br />Cat dozers were cutting material and slope contouring the area around the Anaconda Mine <br />Complex. <br />Subgrade: <br />The following subgrade areas in the PSSA were compacted per project specification to finished <br />grade, inspected and certified for soil liner fill (SLF) placement: <br />No subgrade was accepted during this reporting period. However, previously approved areas <br />were prepared and re- compacted in preparation for SLF placement in the PSSA. <br />See the attached subgrade acceptance map for all accepted subgrade locations. <br />Soil Liner Fill (SLF): <br />No SLF was accepted during this reporting period. <br />See the attached SLF acceptance map for all accepted locations. <br />SLF Processing: <br />Cameron Site: No soil liner fill mining or processing occurred at the Cameron Site. <br />Approximately 244,860 tons of SLF material has been produced and remains stockpiled at the <br />Cameron Site for future use. The soil liner fill processing equipment remains at the Cameron site. <br />No new processing occurred during this reporting period. <br />Underdrain System: <br />Primary Underdrain: Complete. <br />Secondary Underdrain: No work was performed on the secondary underdrain. <br />Tertiary Underdrain: Complete in PSSA footprint. <br />B) Underground Workings <br />Confirmatory drilling of the Anaconda Mine Complex began. Additional confirmatory drilling and <br />remediation is required. <br />Excavation of shot rock on underground working #6318 was completed. Thirty eight cubic yards <br />of concrete was placed to form a 3 -foot thick plug in the working. Concrete cylinders were cast <br />for strength testing. Additional remediation is required. <br />C) Geomembrane: <br />PSSA <br />There was no geomembrane installation within the PSSA this week. Minor geomembrane defect <br />repair was performed periodically throughout the work week. <br />D) Overliner: <br />• PSSA <br />2014.07.19 -MLE2 WEEKLY FINAL Page 2 of 6 <br />