Document 0qExqabeKx85bDngQ1g95qZeR

/1 / / ./ I'::-. '. j * .1--#*- 1 **# DEPARTMENT OF HEALTH. EDUCATION ANO WELFARE PUSLIC HEALTH SERVICE CONSUMER PROTECTION ANO ENVIRONMENTAL HEALTH SERVICE 1014 Broadway--Clnelnnatl, Ohio 45202 environmental control aqmimiitration January 27, 1970 Hr. C. E, VanBorn :> Flaat Manager * v r* *7* -- *r ^ {\j* < t ^ ^` Pittsburgh Corning Colony - Tyler, Tezaa 75701 NOTCG.;.--: . i -4 I V v------- Dear Mr. VanHorn: Thank you for ytwr cooperation during our recent re-survey of your plant. Tour balp enabled ua to obtain aone data vhich vlll be of considerable value to our prograa la you requested I bare enclosed a copy of the results of tbe original survey of your plant* la you are evare the concentra tions at that tlisa vers very high in sowe areas. Tbe proposed Threshold Llalt Value for asbestos is 12 flbers/cc greater than 5p In length as stated In the lerlcan Conference of Goveraecntal Industrial Eyglanlsts 1969 list of; Intended changes. I vlll end you the results of our re-survey as soon as they beeone available. If I can be of any assistance, feel free to contact'ne* /'L *" t * ^ ` .ri *, i Sincerely, : - dt* . ' .f Xncloeure THIS DOCUMENT WAS NOT A RECORC PPG INDUSTRIES, INC. DID NQT.COME F IT S FILES AND CANNOT BE AUTHENTIC/ BY PPG INDUSTRIES; INC-.S ^ . Clinton V.* Oat or Assistant Sanitary Snglnaar Vlald Studies Brsnch Bureau of Occupational Safaty end Health \ / iI i 5293