R. J. Sexton to S. C. Giambruno Transmitting Industrial Hygiene Survey of Insulation Block Dust (Thermobestos, Kaylo, Carey-Temp) at the Construction Insulation Shop (1963)

Internal memo dated 23 October 1963 from Plant Medical Director R. J. Sexton to S. C. Giambruno, transmitting Industrial Hygiene Survey Report 63-IH-3-G-1 on dust from band-sawing "Thermobestos", "Kaylo" and "Carey-Temp" insulation blocks at the Institute Plant Construction Insulation Shop. The memo says Thermobestos and Carey-Temp cannot be fabricated safely with existing equipment but Kaylo can. The report gives midget-impinger dust counts in mppef against a 20 mppef TLV, ventilation rates, free-silica results and recommendations. It is followed by a retyped second copy.

What the document holds

• Pages 1-2: Cover memo, Sexton to Giambruno, 23 Oct 1963, 'Insulation Block Dust Survey' (two copies; page 1 stamped Depo. Exh. 27, page 2 stamped AU2464)
• Pages 3-9: Industrial Hygiene Survey Report 63-IH-3-G-1: summary, introduction, discussion, procedures, conclusions and recommendations (23 October 1963)
• Pages 10-13: Tables 1-4: dust concentration data (mppef), free silica determinations, band saw ventilation rates
• Pages 14-16: Graphs 1-3: dust exposures while fabricating Kaylo, Thermobestos and Carey-Temp blocks
• Page 17: Cover memo again (third copy)
• Pages 18-24: Retyped copy of report text (pages 22 and 23 out of order; page 22 conclusions truncated)
• Pages 25-28: Retyped copy of Tables 1-4
• Pages 29-31: Retyped copy of Graphs 1-3

People and organizations

From R. J. Sexton, M.D. (Plant Medical Director); Mr. Peele (Industrial Hygienist (report author, named in the cover memo; the report signature is illegible in the OCR)) to Mr. S. C. Giambruno (Industrial Relations); Mr. L. N. Dickinson (copy); Mr. N. S. Eastman (copy); Mr. R. A. Huber (copy); Mr. B. F. King (copy); Dr. E. M. Best (copy); Dr. C. U. Dernehl (copy); Mr. J. W. Perry (copy); Mr. P. E. Henry (copy); Mr. R. A. Neal (copy); Mr. N. H. Ketcham (copy); Mr. L. B. Weddell (Safety Dept., copy).

• R. J. Sexton (author)
• S. C. Giambruno (recipient)
• L. B. Weddell (recipient)
• Carl U. Dernehl (copied)
• P. E. Henry (copied)
• R. A. Huber (copied)
• N. H. Ketcham (copied)
• B. F. King (copied)
• R. A. Neal (copied)
• J. W. Perry, Jr. (copied)
• Institute Plant (its organization)
• Union Carbide Corporation (its organization)
• 's Purchasing Department (named)
• Construction Department (named)
• Johns-Manville (named)
• Medical Department (named)
• Safety Department (named)

Related pages

Pages on our site about what this document covers: Industrial Hygiene · Johns-Manville · Kaylo | Mesothelioma Claims · Threshold Limit Value (TLV) · West Virginia Asbestos Exposure Sites: Worksites, Industries, and Trust Coverage.

About this copy

This is document Union Carbide 63 of the Union Carbide documents, documents produced and used as evidence in asbestos lawsuits against Union Carbide, 31 pages. Production numbers AU2464 to UC-1421.