Document mpO4Bzb7zX2ZjNNRgyew327KO

INTERNAL CORRESPONDENCE File copy \ HEMICALS AND PLASTICS * {Name) v.oa elion MT . W. T. SheltOD Building 704 Shop py io Mr. G. F. Hurley Mr. G. C. Merz Mr. M. E. Perry Mr. H. L. Robinson P. O. BOX 8361, SOUTH CHARLESTON, WEST VIRGINIA 25303 November 5, 1979 O:,getting Depi Technical Center IH/EP Asbestos - Stripping Old PROJECT Survey for asbestos exposure of insulators stripping insulation from a 12-inch by 10-foot reactor column located on the north-west side of Building 773. DATE OF SURVEY November 2, 1979 SUMMARY AND CONCLUSIONS Good judgement and proper housekeeping techniques by insulators kept the exposure to asbestos fibers at a minimum. The reactor insu lation was wet down with a water spray can and dismantled with a mini mum amount of handling. Coatings mechanics, Mr. Monin and Mr. Greenlee, wore 3M disposable dust masks, gloves, and coveralls. The stripped material was bagged and labeled for landfill. The exposures were below the TWA of 2 fibers/cc and a value of 10 fibers/cc. RESULTS Location Building 773 Building 773 Personnel J.R. Monin J.W. Greenlee Sampling Time-Min. 46 . 43 Exposure Fibers/cc >5 gm 0.4 0.1 UCC 024274 Mr. W. T.. Shelton 2 11/5/79 REFERENCES Volume 38C-29X4-Rla Asbestos, Dust Determination By Membrane Filter Techniques Using Phase Contrast Microscopy REPORT PREPARED BY G. W. Bott Technical Center Industrial Hygiene Group APPROVED BY GWB/sc UCC 024275