Document 6V8vd0GrxRp0GVXLzEnJ4qLE
DOW CHEMICAL U.S.A.
LOUISIANA DIVISION
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PLAQUEMINE. LOUISIANA 70764'0160
INDUSTRIAL HYGIENE REPORT
604 386-BOOO
POTENTIAL EXPOSURE TO ASBESTOS FIBERS DURING DEMOLITION WORK AT THE CATALYST TREATMENT PLANT
CRI NO. FILE NO. LAD-IH-84.01 DATE February 8. 1984 AUTHOR William E. Ledford
CHECKED
DATE V- - ?
SUMMARY - Employees were monitored for potential exposure to asbestos fibers while removing insulation from process piping during demolition work at the Catalyst Treatment Plant in Block 4 The piping was removed to an area adjacent to the process area prior to insulation removal. The employees were informed of the hazards of asbestos exposure and wore the proper protective equipment as outlined in the Louisiana Division Standard on Asbestos Removal. The ironitoring results were well below the current maximum exposure guideline of 2 fibers/cc of air.
Date 12/28/83 12/28/83 12/28/83
Sample Description Master #433034, 440 min., 2.0 liter/min Master #432662, 440 min., 2.0 liter/min Master #432135, 404 min., 2.1 liter/min
Asbestos Cone. , fiber >5u/cc <0.01 0.11 <0.01
12/29/83 12/29/83 12/29/83
Master #433034, 330 min., 2.0 litex/min. Master #432662, 230 min. 2.0 liter/min. Master #432135, 330 min., 2.1 liter/min.
0.02 0.08 0.02
DISTRIBUTION
LOUISIANA " H. M. Bell - 4701 J. R. Birdwell - 2306 M. F. Currier - 2303 G. W. Daigre - 3502-E R. L. Glomski - 2501 I. C. Jones - 2509 D. Martyn - 2505 J. Pennington - 2502 T. P. Rozas - 2306 C. P. Strange..- 2502 A. Tsang - 2513
midland
R. M. Croyle - 686 R. R. Langner - 2030 J. E. LeBeau - 1807 L. W. Rampy - 1702 M. Swank - 1803
OTHER DIVISIONS F. D. Axe - Western Div. R. L. Daniel - Texas Div. F. H. Braunlich - Tulsa S. A. Goode - Oyster Creek Di\ G. L. Meier - Eastern Div.
AN OPERATING UNIT of the DOW CHEMICAL COMPANY
DO 01.2141 CONFIDE: NTT At