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Cripple Creek & Victor Gold Mining Company <br />Squaw Gulch VLF Phase 1 <br />(9,550-foot Elevation Bench to Geomembrane Panel P1635) <br />Final Report <br />Quality Assurance Monitoring & Test Results <br />January 2016 <br />Project No.: 74201125N0 Page 7 <br />2.0 SUMMARY OF EARTHWORK CONSTRUCTION <br />Earthworks activities associated with the Project included the following: <br />• Site grading and subgrade preparation including cut and placement of SF <br />• Blasting of materials for site grading <br />• Secondary, and tertiary underdrain construction, including trench excavation, <br />installation of 12 oz/yd2 geotextile, placement of UF and SSF <br />• LDS installation including placement of 40-mil smooth LLDPE geomembrane, <br />12 oz/yd2 geotextile, leak detection pipe, and LDF material <br />• SLF installation, including placement and compaction, depth verification testing, and <br />preparation of SLF surface for geomembrane deployment <br />• DCF placement above the 80-mil DSMS geomembrane layer and around the <br />HVSCS <br />Ames generally used the following equipment during construction: <br />• Caterpillar D6 Low Ground Pressure (LGP) Dozer <br />• Caterpillar D7 LGP Dozer <br />• Caterpillar D8 LGP Dozer <br />• Caterpillar D9 LGP Dozer <br />• Caterpillar D9 Dozer <br />• Caterpillar D10 Dozer <br />• John Deere Skidsteer <br />• Caterpillar 750 Skidsteer <br />• Bobcat Skidsteer <br />• Caterpillar 950 Loader <br />• Caterpillar 988 Loader <br />• Caterpillar 992 Loader <br />• Caterpillar 993 Loader <br />• John Deere 544 Loader <br />• Caterpillar 14H Motor Grader <br />• Caterpillar CS563 Compactor <br />• Caterpillar CS663 Compactor