2009-11-04_REPORT - M1980244 (5)

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amec Earth & Environmental Blast pattern drilling was performed in the following areas: between stations A0+00 (+/-) and A3+00 (+/-), approximately 0 to 50 feet left of centerline: between stations H2+00 (+/-) and H4+00 (+/-), approximately 0 to 80 feet right of centerline; and between stations A8+00 (+/-) and A10+00 (+/-), approximately 200 to 250 feet left of centerline using two track mounted drill rigs. Blasting was performed in these areas Monday (10/12/2009), Tuesday (10/13/2009), Wednesday (10/14/2009), and Thursday (10/15/2009). H) Material Processing 1) South Cresson Clay Processing Area Processing of Soil Liner Fill material resumed at the South Cresson Clay Process. A CAT D-8 dozer, a CAT 320 excavator, and a CAT 966 front-end loader were used to process the material. Location This Week tons Cumulative Comments So Cresson Clay Processing 9,949 108,862 Squaw Gulch Processing 0 35,816 Processing in area complete. Total 5,360 144,678 I) ADR and Crusher Waterlines HDPE pipe fusing was performed in the Ames lay down yard for the ADR and Crusher waterlines. J) Miscellaneous Demolition of the old maintenance and the old substation foundations continued. III) Underground Workings A) Drilling No work performed during the week. B) Mine Shaft/Stope Remediation No work performed during the week. C) Lateral/Slot Remediation No work performed during the week. IV) Storm Water Management Structures A) Control Structures No work performed during the week. B) Best Management Practices Best Management Practices are being observed throughout the VLF Phase 5 Project. Storm water controls were maintained throughout the week. Precipitation was not substantial during the week. V) VLF Geosynthetics Exposure of the Phase IV geomembrane, at the northeast corner of the facility (approximate stations G13+00 to G15+00), was performed using a John Deere 35D excavator. The bulk of the excavation VLF Weekly Report WE 10.17.09.D.doc