Document DDvOBn6MKQwrBOwnVexk5b8ko

I CKTIgfgQS HEALTH COSSIDWTIOMS (Sunnsry of thinking Associated With iecopnendeeteoi and Actions Outlined b tbs Tine Se^ueoes Analysis) kim Pittsburgh Corn!a* bought the Uftibests# process ftm CKAJICO it 1962 took over the 0KAXC9 pl#e la Tyler, Texas. employing About 60 saployeea1U* plant had been operated by DHARCO sir.cts 1**4? therefore, the employee* had been working with, asbestos for 8 years, Pittsburgh Coming buiU e new itetbeito* plant In pore Allegany la 1P6J, witch employed about 50 employee*. The Pert .Allegany roltcitos plant wee pert of e larger operation where several ocher nonrelated neo-esbtitee-eonuiniflg product* were namiisctured. The Pittsburgh Corning hsnsgeant were evsre char asbestos dust exposure sight result la *b*ste*l, because o* this^tney asked the Industrial hygiene 4fid**-" /'*+****. foundattendee >erfon an industrial hygiene survey of the TjUt PUr.t. Professors Jack Chela* sad Lawrence Shaffer of cfae Kettering Laboratory. University of Cincinnati, participated in this survey which indicated. vih one or two exceptions,chat ^ t, v - a`1-7^--r*^ 1 <iiL'i* tha dust exposure was being adequately <fotrUedA Tfcuy aade recoaseadatlea* t :0BjLtrol$dus't exposure is the one or two operation* where such control was necessary. f5' a lH4 shor.ly after Sr. Crant beee*t the Medical Director ef PPC Industries, letsburgh Coming Management, e lamed by an artids lr the lay press concerning aotheUcsa* being associate* with asbestos dust exposure la the building trades, iked his what he knew efeeut it and what slgoifieanca it had for Pittsburgh Corning >s used ad*ite tsbescos. After becoaisg faasilier with thjt wee A 'allable m the sublet. Dr. Crant advised Pittsburgh Corning that it did not PPM*' > be known whether aooslee asbestos would or voui. nee produce ttallgsaaeies ie either .iaaU or MR. F(i- tn.lPbft^u Nonfat. suggested two approaches to m \v4S""mf Him mu nun >-*- <*+> '* -*-+ *7 of eaosite. In une approach. Dr. Crane edvUsd Pucaburgh CP**lnt 01462 .i19 WV-11059 tturr ra> * _/h1^ >/ UM Ot Qirs wi eaduetlo* ttody of rho hoaUfc efSw*:ota their toiotlosahip <Lfc<tu ^ *TH* <i|fa / MbiitM tua riwM U tb* uUkm ldttitn U Ik Mtatf Itmi^ aod^Iuilo tttta*w*li Cmls* tsu offered np|inminf rj t# miy tk* offset* of m Maitt ukatN^ud sot f rod u tbcr of **** ftar am od|he bo Atoms** is dseluriU* the mttbur*b comae Moat* w i tbair My, tttttbvrsfc Cmle* sotod Dr. Croat to loqoir# about iseludla* rh* ttttefar*fc Corata,* pleat* la ifcl* CSPfiS seed?. A* C5PE5 #14 iaeludo tho / / , flttitortfc Coral plaato is oho otady is ftareb, 17, OMs^th* muotrtol byflB* .*A**,n t+.t*S.fiZ*v *+ + +***6a f^C btt ovir imAamsmmm*'** tba awdieal yi, U i^m if filial t^.i<>4>g Xo Ui *tb*r *ppro4&, . Crat odriaod Pittsburgh Corotas tpfct fUraui Cut atMdf is aedoali that w boiat acBtosM**** by Or. Paul Croaa of tk Xaduatrial nla&t reuaiatloa at the r|uoat of the Natlosal X&auUtlc* Ka&ufacturara AaaoeUtlai o*d iBUtitK (bar it Might bo pooalblo to hove 001U1 oaboatet iocludod U thl# *** fast a&lMli would be Intub*tod with aHlta dual o&d b*r **uU would bo ctpoeo* to l&baUcioa 0/ high emxoutttraaetiiseas*t oorf am^aalit* duat. Ala w*ua tto* bo , 1 tbiM9u etudy. HtuVit$b U \t oaoaita la the acudy, f bo Mpa*** aslaal* did sot devoid* MUgfioocita. taring hta flm rialt to both Plttibargb Conrfng plaata is 1H5, Pr. Croat \ roccwndod tbot tho choat *ryt that wore dot* oa tht ualbaatoa oaMeyot* absuld ( bo raad b7 pfejrrielofi ba vao leord Corttflod is lodlolegy. t Ilia, ho roeeaondod I that ponodle l&duitrlol fcygiou aurrrye ohould bt iaahM. /arffggT^$:# M jaiii"*Tau i> Or. Croat lovoaelittod tba peoalbiUtp of the 70104 luca (bat loaplUl, leeatod oaar tha Alr flaat, porforwlat aodiool oooal&otlau o TyUr oaployooi vbo bod wrbe flva join or mro is cbo pUot, to loeludo a detailod rooplrotory biatorp, wodlcoi uiaiutioc, cheat Ktaj saaiMtlci oad pf-------j MotUa toata, iseiudiot FVC FX?i,o m* cart00 Moxlda diffualon. &r. Cross dotaad Plttaburtb Corals* chat Sha Eoapital would do thooo aotasiiueioaio. S3 01*62-180 MUTT - r<|( 3 tttfhnr|h Ceoming wmnu tW.afnro the DSfBS aodieat eeady veuld letludt At4 tfC* 7*0** ymt*+/*/+*lC*+Sij\r te*ltelly tki tame iMtl, fhif m |iL"i-W hrlif iff ~n- Vtfli ata i *rf n at f m--M ,*--S'.'Jl* 1M#, mitb the leverls* of tha aikutM at acamdard oodor valah-Baalay * U HWn par oubie cittiaatar, Sr. Crate advlaed IUB -- rl***`*'mir e**-"/* +*^.6sX< ***'*++ /. apooad to,duet Tm1ij[i aanaai -f rtiti i--FWiWi fiwUai, !-- ifcliH flu * of'"tha Aa a reeuit of hia rliic to fyUr U Kerch. 1970, Dr. Croat roemnaadod that c-HLtv 4ffn time thouid ipcat vaitim* for USPBS to So tb medical portion of Choir aahoatca study. partinltfl; la vto* of tho foot that tba IW9 chut strops of o for of the employe** abauf fliSiati for vhieh fel!ov-up medical asamiaatleu wore indicated. Ke rota***vied that tho Text* Site* Boepltal ho aakod to So the axamlaetiont ii Keariiui oitk tho-rmSprotocol U 1967. Dr. Buret of th rui State &<t \ tcapital feommlitos ebe examination el ell of the Tyler employee* la Aufuet of 19H. Y' la regard to Suet centre! 1b the fitt*bur*h Caning plant* after receiving the reeulta of the CSFSS Suet ewvey io 1969, fir. Croat idrlui flctfbtt|b Cenlai M f KeaegamcBt of the lfBlheiBec of three ImU to terms of buUb offoot* and / dvtiii VUtibt|h Ctnitt so uk Dr. Horten Con of the Mnnit; of Tlttnhwrih / to milt them la dealgelBi aa aio^uetc voBtiletifim i7tm to centre! the Soot fcaaard. Zo I960. Dr. Con aaaleted la the dealga of the ventilation lyui* tt fort AUc|u7 aad ia 1999 ho did the cam* for the Tyler flaat. Jjb* mediation control* in put to at tort Allogamy la 1970 hat mot completely aa Dr. Con had otcemmeodod. The ventilation eyetem recameede4 hy Dr. Cora v* never InataUed la the Tyler fleet, fait of the raiioa for tUi vaetfor reaeoae that vill ho fiievmtf, matt, that fituburfh Coming had decided te get out of tha Qslheetm hueioee*. govever, matll i ' that controls could ha redum2* to a oafe love!, It vei reeomuarfad that thoea i aaployeee mho mrc potentially aspoeed to duet levele ebove eaf* level* ha repaired ^ to mar reepiratory protection approved by tha turaau of ttut. SJ 01462.181 jf*f e% *+U+**y *t*/A ^ <&+-/-* zf//iy. <ufin+*c{ ft&**]// &U*J /fd#*+S*mt'7L +/ P4f*jA*+*ft 7^ ! /& **/>< tu fiu */firy.jyff4 tfe &u*+j fi +4 A'' & ^ ^&*n4**'dy ^9^ 4*+tffm **%f 4Uf 4nS*gK*6l6 4^4t/,/if<rtt &!&<*&&,<&/ i^^Zwf- jjjjg/ /+, /ut *>*; <&u 4rt*f" *f * vtu&'i&n /yX + 7* /(i 'Z' TML. J^j *& TylrC.'% ,,*?'?'.ZTZ/4/.f &C%?tfTe>li e^'/./iL *?*&, u.i~'SMt*pC<, p\le*~ *ft> ol&*<^<s r f/hrr SJ 01462.182 / raxrr r*g* 4 2C Wun apparent to Dr. crtftt in early 1949 that tht asbestos dust standard vmld bo further levered, which reived the question la kit mind a* to *^ther Oalbestos could he Install** rnmti by the iwulitln verier without m seedlt the eabeetot duet standard. la January, 1969, he held a briefing with KtUburib Coralat Kbi|mm eliritst tha* to this potential preblm. Dr. Craftt tnenmimTid te Pittsburgh Cbming tbit * study he dsn* it VCWt SerksUy by thoroughly competent group of lave#tl|ecore, including Doctor* Irrlal Tabershew, Clerk Cooper, Serasrd Irbbens, and Uroy falser, to datemint whether Datheetc* % ot three ether cacpctUact* pr. suett could W vend without ncetiit the ubntoi /teaderd. 7ba study v* laiciicid la 1969 smd shoved chit none of a*be*tea l decntainiisg thermal pipe insulation preduet* could be uad vttr ou: rtfmotgjggsm* C* /extending the asbestos duet standard. These findings provides a real sciewlatton i J6 Pittsburgh Comlag to develop an asb*toa*free product, fUeauuggh Cuiuiu^ d'l'* vd w ** #*- tftfX* guluw TJi wgy.f the iumr Mis / fiaaadhl Uribett va* a result of this effort it which mineral wool u*w replaced the a*beetoe. (Mbeat va* also tested by OCfijin 1970 and it ves found Chet vhll* it didn't cental* asbestos, it produced dust level* above the tuiiiocc doer *tealard of ID mg, per eubie meter of air. the findings of both of these studies were reported at an lottreatlocal Health and Safety Meeting to Melsinki la 1972 , and lecer published is h scieacific literature. Dnibest development va* sot ewesessful, so la October, 19?1, Pittsburgh Coming Management decided te atop Dnibestoa manufacturing operations is esrly 1972 et both location*. ThU vet ; .eompUabed *t Tyler Is fabruary, 1972, tan year* after buying the process from UK4AC0. 'The teres State Chest Hospital Nodical Study of the Tyler employee* reported in January, 1972, diagnosed eaves (7) employee* as having probable tarty esbasteai*. four ef these ampleysea had worked *t the Tyler plant for ton year# sad one each M^leysd for 11, IS, and 17 year*. These employee* will continue to be followed by Dr. Hurst as the Tax** State Chest Hospital. SJ 01462.183 nurr - K2QS8 **Ti*tm4 < m*4U*l tdy f th# fart AlUuny tad fatal ao uWitMftUfd St #heul4 l rwnafctrad tUt this tint W hm Mit Bfai rm. &3