Document n996myO9dxDQV34ERDqaOy97z

FILE NAME: Owens Illinois (OWILL) DATE: 1956 June 15 DOC#: OWILL028 DOCUMENT DESCRIPTION: Wl Board of Health Weldrock Dust Study  i* o jE B is c o n s n WISCONSiN STATE BOAKD OF HEALTH INOUSTMUU HYOUN DIVISION TATI Q trict UU.BIN t ** w.c*** *'*m * MAOlftONS vn w p g g w jiw i FU *tl ilfOBA HjVOod fid fo&OOT Oc*pa^ XoooUoai A ir*, VtsooasU (Hab le . i) feto of Itndjr 3** 1* 1954 Cffiei&l* Obotootodi Mr* . 1* 5fer**r, S^arlatoadaat fro artrada 0. Irl, Vlaat toro 4 otad? ti aadi Iferota 19* 1956, U 9bl* pUt xitb ib* u iu n tle t tbat tha or-tan d u t oonWlaad I m i thaa 504 f m a llio * , m u ltia f la a "Nsdloi* f m 111 du#t. "Ifcd li*', oaoordlag 9o tb m tald I4 ait Talua, N fir t 9 iusts ooatolalaf fres 54 9o 504 fm *11100, *Lov* 1 lo* Ibas 54 u l *Ufb* I* atar 504* to poeifloolty iotomixo tbo fm lilla * eeataat of ir-tara* ftust ornad valdraak oporotloos, (ros* or capia u tafean oa tho o*a*t Aoor f FUut >3, 2 la tho tialaity of 9b* faaonor. fbo froto or aaapla raprasaotad a oonUmoQi faapUn* of 9b* or for ) b e , 9 9bo roto o f taut 20 sabia fot por adato, fbo du*t u aaatod t i * layar of tallarUa aeid Totolo oad oa9 9o tbo V, I , FubUo loaltb lorrlo* fbr saolptlo Iba rooalt of tbo oaaljal* 1* tova 1 tabla X* tkfel* X ttPWIlffl Jm lU lo o WKiLftHPg OrgTttP 5.|4 ioboato* 10.54 Ifidfot aplacar* oro oad la Uootlof tooipharlo duit icspla* for 9bo por** of Aotomlalaf 9ho auobtr of dust partala* la tbo or oroo^ torio** oporaUono oo Valdroak la flofet 2. fcoal proral alaobol va* 9bo aoUaatlaf f d l * oad do*t ooat* oro toda alaf tbo UbWfl14 alaraaeoplo taahalqoa. m r Ooodltiea* oxl*tad doriaf 9ha oaurit of Ir oaapllAf, la tbat a opptelabl* aooat of aatarol rantilatlaa o* prorldod tferaocb *pa lado.' Iba m u lta of tbo duat ooaat* pro fita la tabla XX. 2 tkhU XX ABCeWPIfl JDW. -PSaWTRATIOB ja .J8 i, Igoatloa airi hegrtptlon XU11oa* of HriiolM Far Cablfl foot of AIf _____ z a s trO T L iitt V? s t a i A 1 . B .S* (Breethlag t e ) Ita Su d a r operator, 4 food end. Borth tid o . 2 .I . loader operator. Feed etri, 1 .7 tooth od*. J . V . t , fin e Bonder operator food end. 4 .1 t u t side. 4 O .A . (Qeaerei A to e p h o re ) ID* f t e feed end 2 . o f d r tender. 5 . B .S . tru e Bender opere to r . O f f -b e a r ia f end 1 .0 Ibrth aide 6 . B .S , b o a Bender operator. OffWbeerl&c etri. 6.5 Veti side. 7 * V I. D m Bender operetor. O ff-b e e r la f end. 0 .1 Berth fid e . t . O .A . BO* B a rtb v est o f h o l t ten d er. 2 .7 BBOO&D FLOOR. I00 to IlOO F.M. f . B .S . B tn U fh t lin e r ip te v . Feed end. 1 .7 10. e e o i , O ff-W erln end. 2 .0 t . B .S . ItaM tor. O ff-beerin ts d . 1 .6 12. B .S . Teooaer. O ff-b e e r ln f end. 2 .6 t . B .S . Taooner. Feed end. U . B .S . Tenoner. FWed ta d . t . O .A . Bed o f tn o oeetqdod hgr ftn o o or t . O .A. e o 5 .2 2 .5 %- * - ' 2,0 0 .6 n* J- > UDMUtT from the reault* af tho analyaia of tha p o ll air aampl* (Tible X), it v u deolded to ue 20 million partial*! M r obi foot of air ae the X.A.C. (MLdBfli Allowable Concentration) fbr tho ilr -to M duet in too vicinity of voldrook operations. Thi* Tala* U tbo o u t m too value that Mu e*raod in tho Nerch, 1956 atudy, firm informtioa on a jrerloua awlyai* made on Ealo duet la the olleoter *7tan firm tho fro ailioa oontoot standpoint, it 1# *can that tha 5.J5 Tain Li oa tho oonearTativ* oad of tbo 5? to 90? fm silica oontoat range to 'N id i 1 ailio a doto. Xa other verda, tho "toil*** and "High* range art mry treed (5? to 90? and 90? to 100? recpeetively). Bwo a duot containing fro* ailio a would at i l l bo olaeeed a* a *Madioav oillaa duet, tho m m at a dust eontainlng 5*9? ftec a ilio a . Xt atondo to reason, howear, that in equal oonooetrationo tho ?.3? fin ailio a dust would proaont loaa o f a health haaard than the JO? fro# ailio a duat. Technically, a 4*7? fire ailioa duet would ham an M.A.C. o f 90 n .p .p .e .f. (90 111ion partioloa per euMa foot o f air) although physiologically them would probably bo bo diffarenbe batmen 4*7? and 9*9? be tould conservatively give tha 4.79 free ailioa duat an X.A.6. e f 20 e .p .p .e .f ., ainoo thoao ranges are aot treated u harp lin e ! o f distinction. By tho aae toben, tho X.A.C* value for ubeitoa duat la 9 .p .p .c .f. The analysis shove 10*3? aabeitoi in the air-borne duat An U.A.C value of 20 m .p.p.c.f, la fain on tha eonaemtlve aide. ^ The atooipherla duat concentration lilted la Table XX, image trm a high of B .l .p .p .o .f. to a lev of 0.6 m ,p .p .c.f,, and are a ll under the X.A.C, value ef 20 B.pp*.f Xt ahouU be rmambered, however* that thin study was aada under owner oonditione. Vhon natural mutilation la at a nialmm, an oooaaloBal operation w ill toad to prednoo atooapharia duet aoBoeBtrationa ifeich are above the 20 n .p .p .e .f. threshold H a lt (Boo Ntroh, 1956 sto^y)* IflCAi ttU fllt nffllATXOW CTSTBC Baofa aobina operatine ob weldroak is equipped with Xeeal eriauist ventilation hood of varying dealp. Tboao hood appear to be doing a aatiefaolory Job. Xt should be raeombered, however, that an edwuist eyetea having a hep collector townee lata efficient u the aolleeted material in the bag offer* eve and aove veaiataaee to air flow into tha hood* Thua, toloae tha bag aolleotore are auteaatlaally cleaned er rapped1, they ahonld be eLeanod before air flew la appreciably diminished* In abaerrlng the performance of the csfcaust booda, it wai fe lt that bi^h ataoapherlo duet concentration* around an eparatlon would la seat aaaet aot be aa auto a reflation upon the coAaust hood ae upon the material handling before and after prooeaaimg filin g ef finiahed panel* on bond truck* and other similar operation* appeared to be aa wish, i f not ore, of a duat seurea than tha actual aiding or Saving* I B O T P lT O ff Tho fbUevU| rHceeeaditleei in kidi ob tbo b ull of oadltioo ditlB f fturlig tb Ikrob o&i Ja* 1996 tudloo. 1) Zt 1* roooonoadUd ttit Um looal afcnit iy*tni to ta lrttb il 1b iaeb t lUM r that laxUrt officioy 1 ivelioodt 2t ii M t that Um lov Btaoiphorie (taot ooooontntioai Bin1tonor ooadltioDt, ad fiirlgr lov duit ooBcontntloM ador vlntor osdltloxM or ft jriaorilj to Um loetl ta u t iT fttti. t.) Somo ooaoldontlon ihould to fivoa to tho of tho vold- ook poaolt, u voll u I8r*f hoanlm tai ovooplnf, to teop Um dost dlfporoloa *t * felalM . xnomiAL ircisn ktbzd i Otto IOAo/56 Ottoroon Z tJU j* bJllU i l . toot fb.b. ttm tor