Document LKJbzdY0e7Oq8wDQ9Zn1ag5bg

PLAINTIFF'S EXHIBIT THE TRAVELERS THE TRAVELERS INSURANCE COMPANY THE TRAVELERS INDEMNITY COMPANY CASUALTY-PROPERTY DEPARTMENT William D. Deichmann, Jr. Engineering Manager April 16, 1973 Certain-Teed Products Corporation 600 St. Cyr Road St. Louis, Missouri 63137 Attention: Plant Manager ST. LOUIS OFFICE 522 Olive Street St. Louis, Missouri 63101 Telephone: 231-6900 Dear Sir: Qi the 13th and lhth of March, 1973 our Chemical Specialist, Engineering Supervisor Dare Bhatia and Field Assistant Steven Tuttle conducted an air sampling survey and in selected hoods measured the air velocity. The results of the survey and measurements along with an evaluation are included in the Industrial Hygiene Engineering Report enclosed with this letter. If we can be of any further assistance, please feel free to contact this office. Very truly yours. KWM:mb Kenneth W. Macon Engineering Representative Grig. & cc - as addressed cc - Insured, insurance Dept., Valley Forge, Pa. 19U81 cc - Insured - Mr. S. E. Manoky, Environmental Control & Safety Coordinator Valley Forge, Pa. 19b8l 2 cc - Johnson & Higgins, Casualty & Loss Control Dept. 120 South 17th St., Philadelphia, Pa. 19103 2 cc - Travelers - C-P Engineering, Philadelphia, Pa. 2 cc - Travelers - Special Accounts, Engineering Division, Home Office CTD017829 THE TFt^WELEFtS THE TRAVELERS INSURANCE COMPANY THE TRAVELERS INDEMNITY COMPANY CASUALTY-PROPERTY DEPARTMENT William D. Deichmann, Jr. Engineering Manager **U 16, 1173 ST. LOUIS OFFICE 522 Olive Street St. Louis, Missouri 63101 Telephone: 231-6900 600 Si. Cjrr Hood St. tads, NLaaaari 63337 A&taatiani Hast Ikaagar Dtr S&n ca ika 131k od Utik f Mark, 1973 r Gkadaal fraalallot, TmiMw Dam MU ad FUU Asoiatmt Stoma Tattlo Mkkrtad or oakling wwy Ml la idaM koada aaaaarad ika air aalsailgr. Tha wiflta of ika nragr and aaaaaraoBia alsag alik a ovalaotiao ara lialadart la ika Ikikwirlal *Haaa UgUoarla* Haport Malaaort alik tM* latiar. If as aai ka of aaqr fkrikar aaaiaimaa, plaaaa fool f*ss to oaataet ikla off&aa. VarMlMM*! BMa* Qrlf. & aa - aa aiidraaaad oo - Xaaarad, aoaraaaa Dapt., Tallagr forgo. Pa. lfiiBl ao - laaorad - Nr. s. I. Naaokp, mrirngaalil Oantrol & Safatgr Coordinator Vallar forgo, fa. UfaKL 2 oo - Juliaon & aLo&aa, Oaaaaligr 4 Iaaa Ooairol Dipt. 120 Saatk 17ik St., HrtlitffMa, P. 19103 2 ao - Tramisra - 0-P aiglaaarim, Will adalpkla, Pa. 2m- Tiwolava - Spaalal iaaoiita, lqdasarlat Dtrlataa, Bmo OCftao CTD017830