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i <br />Note: An Amec field representative monitored structural fill material temperatures placed within the areas of fill <br />during all shifts. Average structural fill temperatures were above 32 °F. <br />Clay (SLF) Processing: <br />Cameron Site: Clay processing continued during this reporting period. <br />Squaw Gulch Clay Borrow Site: Overburden removal occurred during this reporting period, <br />Underdrain System: <br />Secondary Underdrain: Installation occurred at Station 46+00 below the ADR haul road. Approximately 546 feet of <br />secondary underdrain was installed during this reporting period. <br />Approximate total of 2126 feet of Secondary underdrain has been completed. <br />Primary Underdrain: No work was performed on the Primary underdrain during this reporting period. <br />A total of 1280 feet of Primary underdrain has been completed. <br />Temporary Underdrain: No work was performed on the temporary underdrain during this reporting period. <br />Tree /Slash Clearing, Chipping: <br />Seed Masters paused operations until further notice. <br />B) Underground Workings <br />No Confirmatory drilling was performed during this reporting period. <br />Concrete plug was placed in UG No. 6167 and excavation of shot rock continued in UG No. 6273 <br />Blasting occurred on UG working site 6011 and 6202 then excavated shot rock as remediation continued. <br />UG No. 6153: Camera exploration occurred resulting in a planned a concrete plug and Cemented Rock Fill cap. <br />Anaconda Mine: Loose materials were scaled and pushed from the sides as remediation efforts continue. <br />Q Highway 67 <br />Topsoil material was spread over the slope above the realignment near Sta. 1028+50 and 1031+00. <br />Subgrade was finalized and approved for paving on the victor (South) side of the realignment. <br />Bottom Mat of pavement was placed adjacent to the MSE wall. <br />Material was removed and replaced in the southbound lane in preparation of tie -into existing asphalt. <br />Four 30 inch diameter, 8 foot long sections of RCP were placed under the Southbound lane near Sta. 1028+50. <br />Asphalt was removed from the Cripple Creek -side tie -in on the Hwy 67 realignment. A newly discovered crib wall <br />was exposed after removing the existing pavement. The contractor placed a two layer geogrid system over the crib - <br />wall, then backfilled with approved sub -base materials and low- volume fill. A proof roll was performed and approved <br />by Reggie Long (Amec), Fred Taylor (Yeh and Associates) and Rick Raebel (CDOT) for temporary traffic. <br />Page 2 of 6 MLE2 WE 10.12.13.doc <br />