Document XO7Ry0BdoyOawEarbnp34ky4R

1 I J I ] Inbo Compare 9f. K. VUlaha Augtat 1ST WkjHli lort taps***# tkalkaa Boat nut Ms wfnaiUfl, M luro) U. at >1, 19TB w wi*rtl a tat vtutsr t aixtac* ta Arllll^ ppmtlw at thi IkpUca Boat float. ftla ito^jr la a fUw m> to oar itatr tMtatei oarllor ttU jroor tOlck la aamroC la tta raport Bp Mr. P. B. toth, kuporrlaoT Zatastrlal tyciaoa Bait, tatat Burak Jl, 197. 9m rooolto ot tta air ooaploo takoa aat laatruamtatlaa uai Curli* tta otuiy aro onotalnoi oa tho ottoetat toto ohoato. 9m arkataTa* 1971 Buroaholt Halt thlua of t.O alllloa partloloo aataatoa par rtale foot of air a--pi ifl. 00 cioeuamA la Rr> Both'o rtfort, la also tho orltarloa for tat axpooura la thla atutjr. Blaoa war loot attar, tho piaatlaa af root rmlot log tho air fraa tho *Mt ooUaotoxa looatot oa tho aaiaaolaa atom tho aaia alala hao hooa flaocatlamA. VIth tta aaoaptiaa of thla tamlopaaot, tharo tea aat taaa aagr attar lap101--oat a tlraotlp baaafltlag tat aoatral la tta plaah. (to of tta aaoqlaa takaa la tta alalag nm aaroaat tta Bf. Bath of thaoa aoaplao mm takoa oa tho oaooa* floor. Burliw tta mtal1np,taat ma TiolMo la tta saaoral air. 9m alalac raoa aaaa a aoahliMtlna of local axtaurt aat amorally oapplloA air; it mo ootta tarlac tho aa^llaa that tta supply air aorataa ma taraly fi--tlaatag. Ha of tta ala aaaplna tahaa at tta ftaflaaklac aparat loop mao at or uewhl tta sr of . avpcf. At 000 opaiotlm tta matllatloa mo hlnata* off tails at . aaattar thara ma aeaa taltali. Baa prahlaa altk tta praamt kaflaator matila* tlaa eppars to ta that tta aphw mloelty la aa* Croat oaaogh to m* gmorotoA tat ar tram tta mtat' tnatklai aaaa) also, Itpaai aalataaaaoa la raplraA So mo tta aaaa vlth tta Aaflaahara* tta oojoarltgr of air --|1n tataa at loaA ArlU opomtlma aaooot tta >.0 ap*sf Uf. 9m last Arllla aaa a alp cjratoa Am tta part aoto as a ploaoa tar a too mtaiiot parts m tho aaohloo's flxtorn. too loot frills aaa tomUy aooioooA at loaot m too 0IA00 af tta ateak. farttar, tosanra af flxfcara paottlm, paomteA hoot appsam to ta Aliaato* tarn* tta aortavo* kroatkloc taaa. tooaaoa af thla paattlm, atasaat air mltaltar auat ta aaaaSasy cUatTaTS^Stat ala- ta aataw tat lamia that raaah tta martara* tnattUc aaaa. Sfc> fijwtftgal air asw&laa tataa, with tta aaaaapftlsa af aaa, mao o&thla tta BUT. &v;j air aonpha (&>}& mo kip aaa takoa la aa araa that ma fkuaA ta ta kip cn 8006 1864 PRODUCED BY FORD SCF-FORD-0645 Hr. V. E. Villoto 8 Atuat 81, 1970 durl^s our tarllor utufly. It ahould bo notod that although tha r~r^ txcooda tbo 8.0 WPI>cf TLV, it ia substantially lovor than tko provloua high aanpla In thla aroa. It can bo oxpoctod tbot ir dust control la iaprcvod In othar araaa, thla aroa vlll probably bo corroctod oa o roeult. Sa addition to tbo obaarvatlons Juat diacuaood. notod that tbo ands of aovoral branch duet# voro opon. Alao, only about oaathlrd of tbo doflaahlng hoods aro usod* Xf tin onda of tfc* dueta aro proparly eappod and tbo unuaod boods blocks* off, v vould oxpoct inereaood captura wolocitioa at tbs doflashing stations uad tfea load drllla. Xf thoro ara any giatio3 or If on oaa bo of further assistance, plaaao do not booltato to contact uo. ee Gf. K. Duff jr. X. JalllsoM S. I!., Fopko B. 2. ftdnoa Attac&amt lanry B. Lick Industrial lygianlat Bavlroaaantal Health bootion buployo Booltb StrrlcM Dopartaont 8006 1845 PRODUCED BY FORD Sheldon Road PlSCt Pust Bempllng August 11 nod 12, 1970 Threshold Limit Ymlu* " " " m scheduled for 1971 1. hitch iaIxar 0605?, eecood floor of mixing room mddlng Asbestos from silo. Worker* breathing too*. (>.) 2. Second floor of mixing room. general room mir *mpl*. 3- first floor of miming room, general room mlr nuqpl*. t. Lino 103 At 1%' aisle, ocrooo from mixing room, tea*ml room mlr temple. 5- Linos 101 end 102, center A*flm*b*r. B L. 6. Lino 101, first 6*flash*r. B.t. T Linn 106 mt it' mi tie, gen*ml room mir tempi*. 8. Lino 103, belt sender. B.X. 9- Lins lot, first Aeflmsher. B.J. 10. Lina 102, 1**4 drill. B.Z. u. Lino 103, 1m6 drill #1711- ft.t1*. Lin.? 10$, lemd drill #1739. Bt. 13- Lin* 106, first Aeflmsher. B.l. (Ventilation blocked off iateationelly ) it. Lima 109 *t It' misle, generml room mir temple. 15- Un? 107, iMd drill #1707. B.t. 16. Llm 110, first deflnnhsr. *1. Airborne bust Coacentmtloa In Million of Fmrticle* - - Psr_puMc Foot 5.0 2.0 8.8 2.9 1.1 1.7 25 3-3 1.2 1.1 1.7 1.5 3.8 t.l 2.t 1*5 t.O 2.0 8006 1346 PRODUCED BY FORD location 17- Lin* 112, at lV alala, genaral rooa air aaajpl*. 18. Lina 112, first daflaottar. *. (ao ventilation) ip. Liu* ll6, at lfc' olola, general rooa air sample. SO. 0-1? oolvsea, general rooa air aaapla. Airborne Dust Concentration in Million of fartlelss jar Cubic foot 1.4 3-* 8.6 1.5 lastrimsfeatatlcu: MH/\ Vor&ytoin Puajsa awl Midget Znpln^ra Analysis} Standard Light field Count 8006 1847 PRODUCED BY FORD