2025-01-27_REVISION - M1980244 (4)

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Newmont-Cripple Creek & Victor Gold Mine Technical Specification No. 02200-1 EARTHWORKS – Owner Performed Work VLF2 Phase 3 Project No.475.0106.049 September 13, 2023 Technical Specification No.02200-1 Earthworks – Owner Performed Work Page 7 capable of allowing the movement of vehicles and equipment over the surface without causing rutting or other deleterious effects. 3. CONTRACTOR shall place Structural Fill materials with less than 30 percent rock materials above 3/4-inch size in maximum 12-inch loose lifts, and compact to 95 percent of maximum dry density (ASTM D698). The moisture content shall be within +3% to -3% of the optimum moisture content. 4. CONTRACTOR shall condition, place and compact Structural Fill containing more than 30 percent rock materials above 3/4-inch size (rock fill) by a method compaction technique. The compaction equipment shall consist of a minimum 10-ton (static drum weight) vibratory smooth-drum compactor. The number of passes and loose lift thickness shall be subject to CERTIFYING ENGINEER's approval, at no additional cost to CC&V. The method specifications may be changed at any time, at the discretion of CERTIFYING ENGINEER, based upon changes in material characteristics, field conditions, and/or compaction equipment. 5. Maximum rock size for rock fill shall be two-thirds of the compacted lift thickness, unless otherwise approved by MANAGER, DESIGN ENGINEER, and CERTIFYING ENGINEER. CONTRACTOR shall remove oversize materials from fills at no additional cost to CC&V. 3.4. Equipment CONTRACTOR may use any type of earthmoving or excavating equipment unless otherwise noted in the SPECIFICATIONS, provided the equipment is in a satisfactory condition, complies with applicable rules and regulations, is of such capacity that the construction schedule can be maintained as planned by CONTRACTOR, and is approved by MANAGER.