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amec-�' <br />A John Deere 870 excavator loaded 740 haul trucks with shot rock from STA 06 +00. The material was transported <br />to the rip rap plant for processing. <br />A John Deere 870 excavator loaded 740 haul trucks with clay rejects. This material was transported for use as <br />structural fill between STA H28 +00 to H30 +00. The structural fill was placed and compacted per method <br />specification. <br />Note: An AMEC field professional monitored structural fill material temperatures placed within fill areas, Average <br />structural fill temperatures were above 32'F. <br />Clay (SLF) Processing: <br />Cameron Site: No clay mining or processing occurred at the Cameron Site. Approximately, 244,860 tons of clay l <br />soil liner fill (SLF) material have been produced at the Cameron site. SLF produced from the operation remains <br />stockpiled at Cameron Site for future use. <br />Squaw Gulch Clay Borrow Site: Clay mining and processing took place at the Squaw Gulch Clay Borrow Site. <br />Approximately, 84,432 tons of soil liner fill material has been produced at the Squaw Gulch Clay Borrow Site to <br />date. <br />Underdrain System: <br />Secondary Underdrain: No work occurred on the secondary underdrain. <br />Primary Underdrain: No work occurred on the primary underdrain. <br />Tree /Slash Grubbing and Clearing, Chipping: <br />No clearing or grubbing occurred. <br />B) Underground Workings <br />Confirmatory drilling was completed at underground working UG #6274. Additional remediation work will be <br />required. <br />Confirmatory drilling was conducted at underground working UG #6318. Additional access is required to complete <br />confirmatory drilling. <br />Confirmatory drilling was conducted at underground working UG #6273. A significant amount of voids were found. <br />Confirmatory drilling will continue. <br />A Cat 320 excavator was used to fill underground working UG #6153. Seventeen (17) Cat 740 haul truck loads; 399 <br />yd3 of coarse shaft backfill material, was placed into the working. A corrugated metal pipe was removed to prepare <br />the working for a concrete plug. <br />Blasting of previously drilled underground workings; UG #6183, UG #6428 and UG #6429. <br />11) Storm Water Management <br />Best Management Practices (BMP) is being performed. Erosion control efforts took place during this reporting <br />period following any precipitation (snow removal and runoff from melting snow and ice). <br />Pal e 2 of 6 MLF,2 NNT 15 March 2014.doc <br />