Document jBqb7r48KdnmXeaMg0449MBJ5

ABD00316443 0.3 C (. ABERDEEN CHEMICAL PLANT INDUSTRIAL HYGIENE MONTHLY REPORT Month: January, 1985 Date of Report: February 28, 1985 ROUTINE CHEMICAL DOSIMETRY All Sample Results Chemical VCM Lead Total Particulates Overexposures Job Class Chief Operator < PEL NO, % 89 93.7 14 93.3 10 100.0 Exposure 1.9* ppm, VCM General Mechanic General Mechanic Reactor Operator General Mechanic 5.1* ppm, VCM 4.0* ppm, VCM 16.6** ppm, VCM 2.7** ppm, VCM General Mechanic 2.5** ppm, VCM * Respiratory protection was worn. ** Respiratory protection was not worn. NO. i 6 6.3 1 6.7 0 0.0 Source Employee overexposed while changing out the inlet valve on the old unit recovery system "A" vacuum pump. Employee overexposed while changing a rinse water valve on D-300 reactor. Employee overexposed while repairing a new unit recovery compressor seal water line. Employee performed his normal job duties. The cause of his overexposure has not been identified. Employee overexposed while working near a Corkin compressor which was being torn down and which contained residual VCM trapped in the vicinity of the internal packing. Same cause as other General Mechanic having 2.7 ppm over exposure. ABD00316444 ABERDEEN CHEMICAL PLANT INDUSTRIAL HYGIENE MONTHLY REPORT (Cont.) Month: January, 1985 Date of Report: February 28, 1985 II. LEAD AND TOTAL PARTICULATES DOSIMETRY Based on the success seen during the month with VCM dosimetry scheduling by job class, a decision was made to do likewise with lead and total particulates. UK INDUSTRIAL HYGIENE CLERICAL DUTIES Responsibility for the industrial hygiene clerical duties performed by the Plant Nurse was transferred to the Safety Supervisor. c: JF, JWW, DWH, PJK, WFH, CRS, RAF, AHS, JRW Tom Grumbles, J. R. Drumwright, M.D. - Houston