Document 32pX3VoKajkE8qJDQVddnVQE

FILE NAME: Rockwell (ROCK) DATE: 1979 Oct 16 DOC#: ROCKOll DOCUMENT DESCRIPTION: Inspection Report - Lab Results of Asbestos Sampling, May-Aug Internal Letter Da!' October 16, 1979 Roger Bernrdez Sm Rockwell International No . FROM: (amo, Organlxat/on, Inte rn at AtHJress Phonei . B i l l Anderson sudiect. . Lab Results Of Asbestos Sampling-May To August Troy has sent the lab re su lts o f the asbestos samplings taken at th is plant from May to August. Attached is a summary of the operations and operators sampled, and the asbestos fib e r count experienced. The current maximum perm issible exposure to airborne concentrations of asbestos fib e r on an 8 hour time weighted average i s 2.0 fib e r/ cubic centimeter (2 f/c c ). The fib e r counts on a ll jobs sampled are well below th is standard. B i ll Anderson cc: B. Bertelson T. Bergtold M. Budd E. Hoffman Form J31-R Rrv. 3-76 RWI 002458 Bankhead_Pltfs' Exhibit no. 0470 pg1 OPERATION I^ ) e c t "P" series lin in g for thickness, rivet hole counterbore depth, 0.0. consistency Rivet A15-3722-396 shoe Spotface and riv e t A2-3722-520 shoe Rivet A l -3722-603 shoe Grind O.D. of A1-3722-501 shoe Grind O.D. of R T S -II shoe ASM A5-3222-1314 shoe Assemble BG-1535-26 ' Sampled pangborn shakedown at foreman's desk Bond A2-3722-105 shoe Rivet A4-3722-194 shoe Rivet Al-3222-1348 shoe R V ? t A6-3222-1072 v D r ill lin in g and riv e t A3-3722-741 shoe D r ill lin in g and riv e t A4-3722-741 shoe OPERATOR Duane Smith Jim Hornbeck Dave Pizzi Lanny Caudill Howard Kolb Jack Koslowski Katri Arcaro Marilyn Robinson Charles Wilson Theresa Bull is John Kealey Clyde Hess J. Wheelock J. Wheelock DATE CHECKED RESULTS (F/Ci 5/16/79 .17 5/30/70 5/30/79 5/17/79 6/21/79 6/21/79 6/22/79 6/22/79 6/25/79 6/25/79 7/18/79 7/20/79 7/24/79 7/25/79 7/26/79 <1 .19 .24 <1 <1 .15 d 0 <.! .12 .19 .20 .44 .29 I L RWI 002459 Bankhead_Pltfs' Exhibit no. 0470 pg2