Document 5DXXJKmB7oDOD8jnyxXM4NJqJ

J FROM E> BROOKS PARKER ROCKDALE V(ORKS T0 W. T. WASHAM, M. D. ROCKDALE WORKS CONFIDENTIAL 1983 September 20 RE: MEDICAL SURVEILLANCE FOR ASBESTOS EXPOSED WORKERS As you requested, I have listed the job classifications of employees whose jobs have had the potential for asbestos exposure above the action level of 0.1 fibers/cc 12 or more 8 hour shifts per year. Plant and departmental records should be reviewed to determine the names of people who hold or held those positions or who John-Doed into those jobs. Mechanical Maintenance Fabricating molten metal Marinite shapes prior to 1975 March 01. Machinists Layout persons Carpenters Lining troughs with asbestos shorts--lumnite cement refractory (prior to 1973-06-01) Brickmasons Craft Helpers Lining furnaces with J. M. Superex insulation prior to 1973-06-01 Brickmasons Craft Helpers Removing vessel and pipe insulation (including Baker Perkins Mixers) Pipefitters Mechanical Millwrights Vehicle brake shoe repair Garage mechanics Electrical Maintenance Crane brake shoe repair Crane Millwrights ARD 003000 ^i IV. T. WAS HAM, m; D. 19S5 September 20 Page 2 Ingot Plant Making trough joints and patching damaged troughs with asbestos shor.ts prior to 1973-06-01 DC Operators Caster-Pourer Helpers Caster-Pourers Potlining Installing Superex insulation in potshells prior to 1973-06-01 Potliners Dumping and cleaning potshells in Bldg. 27 prior to 1977-06-01 Potliners Cleaning out stalls in T51 potlines after potshell has been removed - prior to 1983-01-01 Potliners n. dkuuivo r^RKER EBP/mz cc: G. H. A. G. J. T. J. W. W. T. T. J. B. J. Lantz Clayton Hill Havins Eckert Randall Turner ARD 003001