Document ZVvqzRDBDVeyXzXVxEr5K9y7

/ / `T-/ ' * *-*..\.J** Mr. iteyl Stout Qjjjuosbvr 16, 1969 U-. - 1m 3 Orsst|1 Sa*t fsi*t , '.1 1U Berth ; v- 1 V>; '1.wSv A at jctoo Exposures In Pittsburgh Cor.iiug In Light of Public Healt' Car vies "Proposed Criteria, sad .tioc mended Interia Standard to? Asbestos" A copy of the Subject Standard Is attached. In essence It reccoaends the IS fibera/toL 5 Microns or greater In length reeoaaendcd by the Threshold Unit Value Cccxaittoe of A.C.C.Z.H. The importance of this document in regard ato asbestos vlll be noted by inference on Page 2 of the attached. It Is the * first such Standard to be published* therefore, it has the Husber One Priority ihr action under the Valsh-Healy Health end Safety Star.lards and under the Occupational Safety ajul Health Aot of 1969 if enacted by Congress. . * r* "v* - . * W-U ' i/.v: y>h .. In reviewing the Asbestos Oust Studies Id the Tyler and Port Allegany Hants, done by the Publia Health Sendee, the Plbera/ML Cota tui.es on added > <. significance. nowhere in the unitestos plant at Port AH agony vere you' vf>< in oazpldence with this Standard. In met Instances the dust data shoved the Standard was eacceedad by nora than a five fold factor, basically the aaae findings were node at Tyler. ,,'vAatv ' While the proposed Standard will protect against oSbotuoblf, it has certain stated li&ltatlous, one of which is that It gives no assurance that It will protect against nalisnaaaies. , *4 .t:|,.UvJ . >vtv 7 -. * * ;** :~sUifyA-f,w In addition to.tha Dust Control Program on which you axe already v*ll-eExfced, Z strongly rtoanmond a conprehenaive annual medical ecuiination of all unibestos asplcyees, as well as a strong health education program concerning the particular .. ' hazards of cigarette aching In asbestos writers. I will be pleased to writ with ',/f you In tho development of these progretu. , *. ' #* 4 LBOtlo Attachaeat cct D. J. Bhcrbondy Dr. M. Corn Dr. E, Bell H. C. Underwood J. DeatefOno THIS DOCUMENT WAS NOT A RECORD OF PPG INDUSTRIES, INC. DID NOT COME FROM T S FILES AND CANNOT BE AUTHENTICATED BY PPG INDUSTRIES, INC. Las B .. Grant, M. Helical Director ' i .'Vs' 00 2238C~7 .A? 5279