Document XOML15O9e8qz55LG7Z3R1ykyJ

ABD00313337 A ABERDEEN CHEMICAL PLANT INDUSTRIAL HYGIENE MONTHLY REPORT Month of: February Date of Report: April 3, 1984 1. ROUTINE CHEMICAL DOSIMETRY All Sample Results: Chemical < PEL No. % > PEL (OVEREXPOSURE) No. % VCM Lead Total Particulates 25 96.2 32 97.0 12 100.0 1 1 0 3.S 3.0 0.0 Overexposures Job Class Exposure Source Line Compounder 61.1* Micrograms Lead/m^ Employee overexposed while charging Line III blenders. No specific cause has been identified. Chief Operator 29.1* ppm, VCM *Respiratory protection worn. 2. NOISE CONTROL Employee overexposed while helping change VCM filter pack filters. Resin deboxing area noise was reduced during February by insulating the cone at the bottom of the Sweco screencr feed hopper. Noise level measurements taken before and after the insulation, using a General Radio Model 1S65-B sound level meter, were : Location Noise Level, dBA Before Insulation After Insulation 1. 2 ft. from cone, on mezzanine UO 98-103 2. 16 ft. from cone, at ground level 95 92 3. Main traffic isle, at south door* 93 39 *84 dBA with hopper vibrator "off".