Document OO8QwYmm1YnQXL2OoBB5G7mQ

Plant Manager D. P._ Glazier Industrial Hygiene A SB F. SICS SURVEY March t*, 1976 Stamping & As?. :r.b ly Trout' n '!.eif ica 1 953-33-00 Employee and Indus. Relations Ci ryslor Center .17-05-1- EXHIBIT -v?*** y- ' y CHR-4 1 Cn February 1 1 , 1976 the writer investigated employee exposure to airbemu asbestos dust at the , -2, and -3 3ipel presses. Ti'is survey vas ptri.-ir od after the local exhaust ventilati.n system servicing aforementioned Bipel presses had been balanced so as to pr vide a.,uiv a 1 ont face tel' cities at each 3ij el hoed. The individual results of this -urvey are listed on the attached data sheet opposite tie cur re-pc r.dir.g job de-c ripti.n. All ample yco exposure to 1 l rbo rr.e asbestos dust was belcv the cuircnt OSHA stan lard ot live L i y. < i s per cubic centimeter of air. Only the =1 Bipel operator as i u:.J to be o.-rosod to airborne concentrations of a she st -s fibers in tJ > 2 fibers/ cc (sample 1 ). of the July 1, 1971 0 - A standard of .vet, the --2 and -3 bipel operate rs did h. ave an a sbestos expo - J IT icii a~ very close to. the July 1, l->76 limit. T ho ?e .iirborn 0 1 t's '.vela represent san increase over the a i rbo me .`.sbestos : . ce: ..rati which h ave historically existed at t h. o -1, = 2, and =3 Bip ol ' rh st at 1 ns. because t: . ru has boon no major change in tie oipel "it.l r's , r due Lion require- ts, nor in the local ex I' au st ei'.tilation s ervic i-'.g t' e Bipel presses, Industrial Hygiene hoi lovess that the v-b.- c `t '0 in em.p s. yoe a-': .'St : s exp:sure may bo due to ha,: hazard h an * pl-y-JOS involved (3 1 i:.. i 9 i 1 . l_ ho l.o t .mss so disc . j5..rat : ' rah o pad r; ) > ul d a t e r i a l. T be ro.uired CO actor p C to heop .i If dm ini stracive cr u>.p ' - are tv. a sbes t; - a c and/or :a r. eatery ps-rs roe C* : tos lust levels a s lev as possible. r re hoc o the :* aersi b ude : f o r p l ^ y o e . i s, addit i.. m l ..e-ri g c.ntrols ivo eouipr e:;t ay X-. c. r- c- paired prior to July 1 , 1976. This problem vill be . sch.edu led semiannual a in depth during the next regularly -arvcv. r.m Attacl -.silts cc: 0. .3er. -o n J. Lard ie E. L r.bard N. UcCallum V. O'Brien c: F. '. :ur'.ect Harb ur `3*5 M (W -- t. ^ < v. <- . . F . Cl ; : i.. r 1 -.1 j st ri a 1 Uv.-i e.i st Data Sheet Trenton Chemical Plant .V-bcstv'* Survey February 11, 1976 Job Description Current OSltA Standard July 1, 197b CSI1A Standard (1) Personal air sample, .#1 Bipel operator - Asbestos Fiber C %ncen I. rat i ns * 5.0 2.0 2.3 (2) Personal air sample, *2 Bipel and #19 hot press operator 1.8 (3) Persona 1 air sample, -3 Bipel operator (*> Personal air sa::'P ! o, l rading nd unloading disc hr a!-:e ihs:os at the Myr o ens 1.9 0.2 (5) Personal air sample, stacking finished brake shoes after Myr oven aluminum gasket bonding (6) Pers- r.al air ample, Ferrafuse operator (7) Fers r.al air sample, leading vest of the Confo rrr.ir.g Matrix vj.-i cr de 1.2 0.1 0.3 * Ashes os fiber concentrations are given in fibers (greater than 5 microns in lo gtb.) per cubic centimeter of air. All samples were collect'd -'ll Millip- re membrane filters of 0.8 r.icr-n porosity with MSA Model ,, gcjvi. etric rtable ; nm t s.