Document qdw0dRdv2vB0emDyZ5OwJrLKG

^ wr Toxjctrt *A?in INOiNtitt.MO STAND a; 0 MEASUitSV.iNT AND CO.NT.xC; OF AS3SS70S DtiT -.VOil'S: . itiwia full FtfcC S4T >!> I of S Any porrien of toi* or rcl.-rtncoo dscu.-oem p.'.`'*s >n in > z mnnaCgry regyiromant of the William*.$fig*c[ Occupotiancl Scfaty end rraith dct tl 197C (CSriAj cs jo ip tho Foaorol jittor.__ | ic m n ic ii OU tOT. fn ii o n r oc MCMOtmo no com pm h tw* t MOWMPMOIICIO WtfMOUf IMt WtMIMtOMOr UtCUo r i I. SCOFI TTih Mandarti pre*'nt.i th permtaaible exp*ur* limit* to a*bete* dutt. crneral ir.foma'.ion on tnerhjst of controlling atheeto. dutt rxpniuret, and deaeril-ei aa aeteplahlr method of wmpling i-brito* du*t eoaeentraliona in the wnrit area. 1 OtNtRAl : S.4 Control melhutt, even at hut not limned to.ertrlo- ; I lure, vacuum wepmg. and Iota! exhauot tmtilatmo.l j j Mtiil V u>d to moot the penriwihie rtponit limit*. ks icrtton 3. ----- --------------------------------- | i ! 13 luplroleey protective davieoa, h*lt be provided i and u*cd ohnt eoeh control method* are not lotihSe.. ! or do aol oihenriee reduce the conc-riMtinn* below tot' | 1 peimietihle e*poerc iimitf.jwe lection *. II Atbeitoel* and lung eencar have long boen a**ocr ated with expooure to tvbeitoo. Hitiric*lly. the incidence of theoe diteatot ha* been lipniftcantly hither among aabentoa worker* than among the general population. 13 Principal source* of expotore to airborne aibettoo duet ia Company operation* have been: . Catting iMolatioo by power taw* in fabrication ahopo h. Opening bote* and mnoval of new iniaJatioo . Removing old inulation from line* and veeiei* d. Mixing atbeeto* to form cement e. Removal of clothing after completing iaeolating 4wt*a I. Cutting anbeetoa tnieglei, Trantite, Me. p. Spraying (initiation or Srcpnvnling k. Ingredient hi Company product* 14 Kyglon* roquiremoirl* are included in eection $. 17 Samoftng. For campling equipment, monitoring, analyii* retard keepiag, and warning *ign*. *re rction 6. 18 Kwooiboito* booring matoriaii ihouid be *ub*ti; luted where a*be*tn* contribute* to a duM oaacentratiow exeeedmg the peraiiittbl* npoeuce limit*. 1 CONTXOl OF ASItSTOS OUSTS II HowdRng Aibotto* Insolation 11.1 Carton* of block inttdalioa are a potential ouret of aevere du*< expoure and ihoold be handled with tin. The rough, abraaive nature of the block mam, rial create* duat within lie eoeton*. LU Carton* of oew Emulation *houid be vatv emed open opening, and prior to removal of block*, i to remove duat. I ll.S Alheoln* blnckt moel be handled with cart at all limn to minimite dotting. 13 PorminiWo bpeioro limit*. A*ne*io* dull eonceotratinn* in air ritall aot exceed an R*ftour limwweighted average (TTA1 of S fiber* leapt thaa 5 micron* per mbie centimeear tee) of air. At ao time may the conceittratior. exceed eeiliag of 10 Ghera Ion pertbaa 5 micron* .If* -- 111 The 8-hour timo-wrivhteo vertex (TWA) t* the overage concentration oecuring over a period of 8 eontinuout boor*. 11.4 Purchaie of block iniulation with a glare coating ia recommended. Thia make* it vinwally dutt free for,handling purpoteo. 13 Aione* Cutting Oporotion* | 111 Ail kaad-operatrd or power-operated tooif Iwhim may product or rrieaae abe*tn* fiber* in **re*of tne permiea.'hic exnotut limit* hll rw penvided with `a diit! cnllcrtmn ylem. we J.6. rT M ona wot n l< iu l t oocum nf/ in t w M>MM*riM W a(IM ____ 113 After July 1. 1076, the TW A it reduced from 113 All major power-cutting maebinee Mould be I S to 3 fiber* longer than S micron* per ee. Lioolated in a icparait working are*. "d In tmi 0SH1 rfwUft8, S*citR 1910.' twf l*db tf+*lk w>f fltU tmd mm IncMf t(( tctisltMl iukffHwHMi ky ' k# mm4 ly Ml flit ! vtkMiry iAififlR| Hi# 4 ** DUP 0902943 UVCOMMiTVCS 4*0. Ft - 120928