Document BRGnjzZO6k2NxwJ15jJjgNm8o

. . ': \< '4 vk- . -* - , \ ;i -*. ; BEA-92 Jamaiy 35, 1959 Mtdlc&l Department Bureau of '-kadoten's Coapensatloo Columbus 15, Ohio Rer. 0. D. 9671*9 ) . G* D. 206150 ) . 0. D.106151 ) 0., D. 306152 ) O.D. 6887-22) Jaaos 0, Caatary Gentlemen* Tha above nuabered claim have bMQ referred to this Division for a further state ment relative to the claimant's exposure to silica dost* According to a letter by nillian L. W'ilaon, Occupational Hygiene and Hedloal Services, the claimant had a total of approximately 26 years enplojnaest with the Toungstovn sheet and Tube Company in Which he was exposed to duet ranging from 2 to 20 Billion partidea per cubic foot of air and containing a high percentage of free silica. According to P, D, 106l5l filed against tha Koppars Co., Inc., the claimant worked lining blast furnaces and open hearths, caing fire brick, fraa 19li7 internittentiy through Janaary 1952. xperince of this Division indicates that he would also be exposed Cron 2 to 20 rill ion particle* of dust per cubic foot of air and this duot would contain up to 3$t free silica., : The statement appears in the inter-office corannlcatlon fre Harry L. HoEocvsr in 0. D. 106151 that tha claimant's last "wortc was In construction work where buildLa-i brick ware used and that no exposure to silica dust whatsoever took place In such construct lor. v.-ork". llo by the Industrial Coqntssion, there appears to ba no in is '-o-inrctlon with construction work using building brick. Vary truly youro. DeWitt Huffman Industrial Hygiene So;lnoer \\