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Daily Construction Inspection Report <br /> Project: TR-28 North Waste Rock Pile Diversion Channel Date: 8/21/2020 <br /> Contractor: Ensero Solutions <br /> Shift Hours Worked Weather: Sunny, smoky, 90 degrees <br /> From: 8:00 To: 13:00 <br /> Contractor Manpower Total Subcontractor Manpower Total <br /> (by Labor Class) No. Hours (by Labor Class) No Hours <br /> Oversight (Isaac) 1 7 Kessler Reclamation 4 5 <br /> Contractor Equipment No. Total Subcontractor Equipment No. Total <br /> Hours Hours <br /> Passenger truck 1 2 Excavator 1 2 <br /> Generator 1 2 Haul truck 2 2 <br /> Presence of Water: No Description: No longer visible due to first pour of wall. <br /> Description of Work Performed <br /> Excavation continues for the ditch. Kessler had to repair valve seals on one of the haul trucks, they started <br /> excavation at 11:30. Gamma exposure readings on North Waste Rock Pile had a minor increase in excavate <br /> area, this could be due to baseline gamma readings being recorded while on the access road and not on to <br /> of the waste rock pile cap. General air sample results are 3%of the uranium Derived Air Concentration. <br /> Two breathing zone samples were collected for equipment operators, a general air sample was collected <br /> at the temporary material disposal area, and removable contamination surveys were conducted on the tru <br /> Sampling does not indicate an increase in radioactive material handling, RSO notified of results. <br /> Remarks by Contractor(Delays, Interruptions, Deviations, Extra Work Activities, Unusual Occurrences,etc.) <br /> Kessler concerned that they are handling waste rock, there are no measurements/evidence to support <br /> however increased air sampling and contamination surveys were conducted today. Also, a water truck will <br /> be onsite Monday for dust suppression to keep worker dose ALARA. <br /> Inspector: Isaac Gonzalez Date: 8/21/2020 <br />