Document e7VBdeLnZQX08BG8V6gwnjRmg

FILE NAME: Lone Star Industries (LS) DATE: 1970 DOC#: LS006 DOCUMENT DESCRIPTION: Transactions of the National Safety Council - Cement, Quarry and Mineral Aggregates rder Form SNtooc.k 002222..2222--21 022.22-3" 002222.2222--45 002222-.2222--76 002222..2222--89 022.22-10 002222..2222--1112 002222..2222--1143 002222..2222--1165 002222.2222--1178 0022222222--1290 0022222222--2212 002222.2222--2243 0022222222--2256 002222.2222--2278 022.11 1970 Congress Transactions VNool.. Title 1-9 1m0oorer 21 GAeenroersaplaScee;ssAioirnTsr&anIsnpdoerxt to ail Volumes $ ..9955 $ ..7755 3 APruetsosm&otiFvoerg4inMgachine Shop; Power .95 .75 54 CChememenict,alQ; uFaerrrtyili&zeMr;inReersaelaArcghgr&egaDteesvelopment ..5955 ..5705 67 CCiovailcMLeinaidnegrship; Church, Women, Youth, Farm ..9955 ..7755 89 CEolencsttrrouncitcio&n;EPluebcltircicEalmEplqouyiepement 1.2555 1..1500 IS FInodouds&triBese;veTrraagdee;sMSeaSte&rvLiceeasther 25 .75 1112 GInldasusst&riaCl eSruabmjeiccst;SResusbiboenrs;&APssloacstiiactisons 1.2955 1..7150 1134 LMaabroinre ..9955 ..7755 1165 MMientianlgs 2.955 ..5705 1187 OMcoctuopraTtiroanneslpoHretaatlitohnNursing; Hospitals .2955 ..7550 2109 PPuetbrloicleuUmtilities 2255 ..7755 2212 PRualiplroSadPaper; Printing &Publishing 2255 ..5705 2234 TSrcahfofoicl;SDCriovlelergIemprovement 1.2955 1..7150 2265 WEaorolydMProordnuincgtsS;e&ssTioenxstile .2955 ..5705 2287 PHuobmliecSSaaffeettyy .2955 ..7755 COMPLETESETOF28 VOLUMES$14.50 Automatic 20% discount to NSC members; 10% to U. S. Federal Government Agencies. Payment must accompany all orders of $5.00 or less. SHIP TO: Organization, Address Citv to Attention of State Zio Code BILL TO: Organization Address Citv t Attention of Customer's Purchase Order Number. State Zip Code____ MAI!- T 0 : 21117102 16 NATIONAL SAFETY COUNCIL 425 North Michigan Avenue Chicago, Illinois 60611 Femes (Nu s.a. 022. 22--4 7I-7W-71-753 VOLUME 4 NATIONAL SAFETY CONGRESS TRANSACTIONS CEMENT, QUARRY and MINERAL AGGREGATES NATIONAL SAFETY COUNCIL 425 North Michigan Avenue Chicago, Illinois 60611 PLAN NOW TO A T HTETEN DNATIONAL SAFETY CONGRESS OCTOBER 25-28, X971 / CONRAD HILTOH HOTEL, CHICAGO 1971 The Congress is always a big week, a worthwhile week for the 13.000 safety people who attend. 1972 At the '71 Congress you can meet other safety people, with the same problems and responsibilities asyourself. You can exchange views and ideas on accident preven tion, health, hygiene, and fire prevention . . . on safety in industry, traffic, school, at home and on the farm. 1973 You can see the largest of all safety equipment exhibits at the C ong ress. . . an opportunity for you to make wellinformed buying decisions for your company. 1974 This four-day educational program, planned and pre sented by the National Safety Council, can be your most thought-provoking, most worthwhile safety expe rience in 1971. Make plans early to attend the 1971 Congress and bring the other people in your organization who have safety responsibilities. FUTURE CONGRESS DATES 11997712 OOcctt.ob3e0r N2o5v-.282 11997734 OSecpt.t.2390 -NOocvt.. 31 N A T I O N A L S A F E T Y C O U N C I L 425 NORTH MICHIGAN AVENUE CHICAGO. ILLINOIS 60611 `'I AUDIOMETRIE TESTING * V 43 Chief, Audiology and SBpyeeMchAJR^VtKIoNiogEyN, VGeEteLrBanEsRAGd.ministration Hospital, Cleveland, Ohio coPnsreorovfatioofn tphreogerfafmectirveesnidesess osof lealy hmearitnhge orefsutlhtsis oifmepmorptalonyceee ahnedaritnhgattetshtes.seInressuplittes minugsttebsetipnrgovreenmvaailnisd ionnea coofurtthoef lleawas,t hceoanr ttraoklelead ploaorkts aotf Haocwonwseervmaetiaosnurperohgeraarmin.gL, etht'es nanecdetshseareyffeecqtusipomf eenxtc,esssoimveenooifsethoen hpeiatfrainllgs,. beTshaetirsefieadreansdixcocorirtdeirniaat,edallasoaf uwnhiitctho mhauvset an effective hearing evaluation program ; Environment nesQsufioetrneesxst.erTnhael rneoimseussttobneostuifnfticeirefnetreqwuiietth tThheisemrpelqouyieree'ss paercseppetciioanl osfouthned-tteresat tseodunedns. cSltoasnudraerdsistuaftoedr inmaaxnimaruema awalaloywfarbolme nnooiissee. cleavnelNs ahtiaovnealbeSetnanedsatradbslisIhnesdtitbuyte.thNeoiAsemleervi oelcstaavreebaanssdesfsiletder.by sound level meter with heCaroinngtroltleesdtingatmaoresaphemriucst choanvdeitiocnosn.troTllhede haseatt,o vkeneetiplatitohne, eamndplocyleeeanlainleersts aonfd aicromso fortable during the testing. Equipment tioSnoedundth-etreiamtepdorrotaonmce. Wofe hthaivse. aSlereldaodmy misena fcaocntsotrryuctreodomenqculoiseut reenoisugahlm. oAstcionmvamriearbcilayllya necAeussdiitoym. eter. An audiometer is an electronic tiinlestrluemasetntamwhoiucnht aollfowsosutnhde dperteesrsmurineatnioeendoedf tIon jiunsdtushterya,r tshoeundfrseqoufenscpieecsifiucsefdreqaureenc5i0e0s,. 1T,h00e0r,e2a,0r0e0,tw3,0o00ty, p4,e0s00ofanadu6d,i0o0m0ectpesrso: rsHelzf-. recording and manual. emWpliotyheethperessseelsf-raencdorhdoinldgs aaudbiuotmtoentefro, rthaes ltohneg baustthoen hweahresnthheetensot solounngde.rHheearerlseatshees ssoouunndd. pPrersessusrien,gwhthilee rbeultetaosningatittencuaautseess tthhee csoirucnudit, pthreessauurdeiotmoetienrcraeuatsoem. aBtiycalaly scehpaanrgaetes fardovmantaognees toefstanfreaquutoemncaytictoaudainoomtheeter.r aTrhee: oitf ptheremeamnepnlotlyyeer;eciot ridssqtuhieckaicntutahlarteistpotankseess noonltyresqixuirme iansutseksiltleodteasttecbhonthicieaanrsto; iatdmdoines iTshteer dtihseadvteasnttaagsesfoarrea: imt iasnusoalmeatuidmieosmdeitfefri. tceusltt stoounddetbeermcaiunsee ttihree aacutduiaolgrtahmreschoonlsdistosfoaf aandsenrioets aosftrpaeigahkts lianned; avpapllreoyxsimasaterleysp1o0npseesr icnesnttruocftiotnhse esmufpfilcoiyeenetlsy afroertinthaebieprtoopefor llaodw miWnisitthrattihoen mofantuhael taeusdtiometer, a technician sceiftisc thseoucnodntrporlessstoureprelseevnetl aansodunfdreoqfuesnpcey wchhaernachteerihsetiacrss. tThheesoeumnpdloaynede rloaiwseesrshiits whahnedn hvaerideosesthneostouhnedarprthesesusoreunudn.tiTl hthee tethcrhensihcoialdn ifsorobtthaeineemd.pTlohyeeeadtovaunntadgeersstaanrde:thite iisnestarsuicer tdiiosnads;vainttaggievses aprree:cisiet ttharkeesshollodngleevreltso. Tahde mreiqnuisirteesr, afremqoureentlsykil1le5dortecmhonriceiamn i;nuthtees ;acit tuaClarleisbproatnisoens oEf qthueippmateienntt aTrehneotaruecdoiordmeedt.er asantdisfsaocutnodr-ytroeapteerdatiroono.mSomuunsdt -pberecshsuecrekemd efaosr uarreingreqaunidrefdr.equency counter instrumentation . Calibration Procedures anTdhefineequciaplmibernattiomnuscthercekcseivteo bionths,urgeroistss psoroupnder-troepaeteradtiorono.mA isdewfeocrtsievethaaundnioomneetaetr aotrt bseeccuaruistye. each can give you a false sense of souAnd-gtrroeasstedchreocokm omf ustht ebeaumdaidoemedtaeirlyanbdy othbetatiencihnngichiearn.thSrhesehcohldesckasntdhecoamudpiaorimngetethr ebmy 3 1970 National Safety Congress wshieth thheenr kconnocwlundetshretshhaotldtsh.e Ifaudthioemy eategrreeis, oropoemra,tisnhge ecfhfeecctkisvetlyh.e Fseoarlsthoen sthoeunddo-torreaatnedd theThjoeinftisnefocralsioburantdiolneakchs.ecks are performed meloecnttrhosn.icTalhleysea papreropxeirmfoartmeelyd ebvyeray mthoreree sthkeillgedropssersaonnd. fRineecocrhdescmksusatndbefikleedptfoofr bpootsh sible future use. Audiometric Technician t tesTthainsd ims atkhees gpreorsssoncawlibhroatiaodnmcihneicstkesr.sTthhies psterruscotnionmsustot btehetreaminpeldoyteoes,gitvoe osbpteaciinficcainse heaisrtpohroiensesincorarnectulnybioansedthemhaenande,r, totounpdlaecre ostpaenrdatethiet abuudtiotmo erteecrogsunfifzieciebnretlaykdnoowt nosn,lyantdo teompslpooyteep. ossible unreliable behavior of the to Tnhoet tdeecvhinaitceiafnrommusint sbtreucctoiomnpsultsoivtehesoemas pfolorymeaens,cetoo fchtehcek aaunddiomreectoerrd adnadiltyhethseoupnedr- htreeaartiendg roreosmul,tsancdortroectrleyc.orIdn tohredeermptoloykeeeesp' mheurst ibnetermesatdede, ananidntetghrearlebpyartefofefcttihvee, coshne servation team. Audiologist H eT htreaianusditohleogtiesct hinsicaianspaencidalicshteicnkshoeanrihnegr. pheerafroinrmg alnecvee.ls,Hreelrieaabdilsitythoefauredsipoognrasemss, afnodr poAssuibdlieomreectorimcmheenadraintigonlse.vels must be read vinegryacuadrieofmuleltye,r.esTpehceiraellyaroen tmheansyelfv-arreicaobrleds acassnocbieatveedrywciothstlayuidfioogvrearmloorkeeadd.ing, and they resTphoenrseesaremmayanbyereuansorenlsiawblhey: an(ae)mpolnoyeteh'es mpraey-embepltoryyimnegnttohheiadreinag ptrees-te,xitshteingaphpelaicrianngt plolossy:ee(bm)ayonatttehme pmt otoniteoxraingggetreasttes,atnheexeimst ninogneloesxsisotrs;g(ivce) itnhdeiceamtipolnoyoeef ma alyosnsotwhhaevree uspnodnedrsitnogodcotrhreectilnys:truanctdion(sd,) sotheis emnoptloyreee mresapyonnsoets bfoer asluecrht erneaosuognhs taos lgaicvke orefliraebslte, emotional problems, drugs, alcohol, and so 4 fdoicrtahte. dUbnyreltihabelep ahtetaerrinn go frestphoensaeusdiaorgeraimn, tpeesatk-rseteasntdvarviaalbleilyitsy, oenxtetnhteansdelfp-artetceornrdsinogf ahuadviioomr. eter, and the employee's overall be reqTuheest rfeocroma mmeonrdeatcioomnspremhaeynsicvoenasiusdtioolofgiacfoalr emvaelduaictiaoln,struedfye,rraolrtofothre mploarnet pfhryesqiuceiannt wteistthingad. eIqnuaate hsetaafrfiinngg, cthoensperrovbalteiomn cparsoegsraarme ldoissscuisssedinwdiictahtivthee osftafafnotionljougriyst.toA thheeareianrg, whTichhe isauadimoleodgiicsatl erelescptoronnsiibcialliltyy. checks the cqaulaicbyratoiofn thoef stohuendau-tdreioamtedeterrooamnd. Hthee aisdea tprroougbrlaemsh.ooter for any part of the testing Forms--Their Usage and Disposal in Tshueffiacuiednitogcroapmiesontoeascahtiesmfyplaolybeeinmteuressttebde poparetdiess.o Tahsusto, sopbetcaiianl fcoorpmiess matutsht ebetimdeeveolf tthuere hoefarainddgititoesntalwtiimthe aanmdinpiomssuimbleecxoppeynidnig errAonrs.effective and concise case history form nmouisset beexpodseuvreelo, peeda.r Itdissehaosueldansdtreshseapriansgt cchhaannggeespsriinocre ttohethlaestfihrsetartiensgt, taensdt all such theTheemreplmoyuesrt bceana sqyustiecmklyofanfidlingacwcuhrearteeblyy ecvhaanlugaetse ipnrehseeanrtinagndonpaesatchheeamripnlgoyreees.ults for onThheearerinagr:e cpormimmaurniliycattiwono ienftfeercftesreonfcenoainsde hearing loss. Communication Interference peNrcoeipsteioncaonf iinmteprofretraentwciothmmthueniceamtiopnloydeuer's ipnegrfowromrkin,gthheirsebwyorikncurenassaitnisgfahcitsorcilhyanacneds /oofr othfusbebiencgominejsuraedliaobnilitthye injosbte.adThoef eamn palossyeete. Hearing Loss byHaenaraiundgiotgersatmre,saulgtsraipnhinwdhuiscthrypalortes sshoouwnnd pthrreessshuoreldvseorsfusspferceiqfiucentecsyt. fTrehqeugenracpiehs.depicts noTisheearfeirstitnneiftfuescts(rionfginang ionvethr-eexepaross)uraendto/ oar taemtepmorpaoryrarhyeathrirnegshloolsds.shBioftth(TarTeSi)n, it.he.e, hTihgeh hfreeaqruinegnciwesil,l furosumall3y,00re0cotover6,0a0n0d Hthze. ntiontnibtues twesiltledsufbosirdea,tbluetastht e16heatorin1g8 shhoouulrds aexftpeorsuthree inlacsrteansoeisseanedxpthoseuerea.r Abescotmheesnpoeisre smhainften(tTlyT iSm)pabierceodm, eths ea tpeemrmpoarnaernyt tthhrreesshhoolldd sWhihfat t (aPcTtuSal)l,y i.hea.,ppaenpsermisatnheantt thheearreinigs olonslsy. pusaurtailally raelcsoovebreycofmroems ptheremTaTneSn.t.TThheistinPnTitSus, aifdjaaclleonwtefdreqtoueninccierse.ase, spreads to include renTtTkSnoiswclelodsgeely orfelattheedseto twPToSp. hSeonmomeecnuorn are as follows: proa.duIcfeaa nPoTisSe.produces no TTS, it will not lowb. fNreoqiuseenwciheossewmillaxpirmoduumceenleesrsgyTTisSinthtahne wthoorsdes,ina trhuembhlieghiesr lefrsesquheanzcairedso.usInthoatnhear lsecvreelecmh.etTehr ewAas rsaetliencgtedscafoler oanssethsseinsgoutnhde ihnafzluaerndceofofntohieselobwecfaruesqeueintciaetst.enuates the is cl.esFsohrazeaqrudaolunsotihseasn, cionntetirnmuiottuesntexepxopsousruer.e lesds. tWhahne8n0 debarsA ,atrheereexipsonseodhatzoarndoriseegsarodf Alesasnodfableonvgethareofhaezxaprodsouurse.. TLheuvse, ltshoe fW8a0lsdhbHemcpalloeyyeeresguwlialtliohnavoef T90TSdb aAnda, smsuomsetsliskoemlye, PTS. Cement, Quarry and Mineral Aggregates scael.e,Thmeeagnroinwgththoaft TaTmSaijsoronpoartlioognaroitfhmthice psheriifot di.s wReitchoivnetrhye ifsirsrtappiadrt doufritnhge ethxepofsiurrset pthaertreoasfonthtehaptotsets-etxrpeosusultrse apreerrioeldi.abTlehaisfteisr only 16 to 18 hours post-exposure. thaf.t wPTe ScananrdelTiaTblSy parreednioctt PsoTcSlofsreolymreTlaTteSd. tamg.inTahteed ebxytentht eofagTinTgS paroncdesPs,TSindiisvidcounal dinifjfuerryenacwesa,yafnrdomextphoesjuorbe. to noise and ear prohg. rPesTsSivehnaastunroet. been shown to be of a a iP. TESvideeanrceisis mnootrecosnucslcuespivtieblaes ttoo wfuhretthheerr PTS than is a normal ear. agje. wPhTicSh ipsroadnuicnedsicaatlioosns ionf tihneneurndeearrstdaanmd irneglatoivfelsypeiencdhe.pTenhdiesnltoossf itnheulnoduedrnsetasnsdoinf gthies sspayees,ch".DTohne't pyeelrlsoant wmiet,h juthsits ttaylkpepolafinleors."s Tlishteenimngoreenuvnirwoannmteednt soofuntdhsis pdreeasefenntedin ptehre usonnd,ertshtaendminogrespdeieffcihc.ulAty hheearoinrg sahied ihsasusuin afilelsy oonflyli.ttlUenoforrtnuonabteenlyef,itwbeecaduosenoitt akmnpolwi whoiwth tthois mtyapkeeofspheeeacrhingmloorses. understandable deIanf caonndclubsliinodn, stthaotesethpaeto,plief wthheoy ahraedboththe cthheoiirce,sigthhet.y Lweotu'sldprperseefrevre ththeeir hheeaarirningg wtoe have! 7JL 750 NAME OF THE GAME , M.D. Dir., Otology. Hearing Conservation. In c.. Virginia, Minn. duTcehderheeairsinag nloeessd^ffroobr hpurmevaennittianrgiannoaissewienll afasclteogrsal breuatsosnesv.erIanlduasrterays isofawcaorneceorfn thsetislel deuxcisetd Thheaerilnagrgelostssqubeestiporne,ve"nCteadn onvoiesre tihne years ?'' had not been answered until recently. ingIntdouwstroyrkhawsihthadthseomnoeisceonsciteurantsioinn.aTttwemo potf s itfheamporostgcraommmasonstaqruteesdt,iownsillhathvies breeesunl:t fiinrsta, tfhloisodhaosf ncootmopcecnusrarteido,n pcrloaviimdes?d tIhne tphreogpraasmt, is complete, valid, open, and above board. theThceomspecaonnydhoasftehnadrenpoeactleadimcsonscoer"nleits's tnhoatt hroacvke athenoibsoeatp"robblyema.dUmnitftoinrtguntahtaetly,wwe hdeon 1970 National Safety Congress ctolaoimlaste atorehafvileedp,reivtenistedusthuaelhlyeasreinvgercahlanygeea.rs a Whehaerinnga ccoonmsepravnaytioisn dpercoigdrinamg ,totweostaabrleisahs aisrethoef riinstkeroenst hrierliantgingantoemripslko.yeFei?rsSt,ecwohnadt, wthheawt iosrktheer?risk if nothing is done to protect theInriosrkdeorf tohirpinrogviadenseowm' ewoinrkfoerrm, aHtieoanrinogn mCownsheircvhataiopnp.roInxcim. a(HtelCyI8)00cocmopnlseetceudtiavestpurdey ptelsatcsemweenrteexdaomneinaintionans wenevreiroenvmaleunattedw.hAiclhl mineeptsropperersecnatlibstraantidoanr;dst;ecahundicioiamnseteprrsopweerrlye trained; and the tests evaluated carefully. regIfartdhefostrudaygeis otrakpernevaisouas wehxoploesuwreit,ho3u.1t ppearirmceenntt owf htheins pthoepyulawtioanlkehdad thhreoaurignhg itmhe dthoeorthorefeISspedeBchofrremquoeren,ciAesS. A(,ThaveerAagmeerait cimanpaMirmedeincat luAsesssothceiataiovneramgeethoofd1t5o dcBomApSuAte ffroerqbueegnciniensingofimSp0a0i,rm1e,0n0t0a, t atnhde th2.r0e0e0spHeezc.)h I(nor thoene3i2n-3f8ouyre)arhaadgeangraovuepr,ag2eS opfer15cednBt toarrymaonred./oArlminodsut satrllialhandoihseadexpproesvuioreu.s mili exDpeureientcoedthwe odrkifefircsu, lttyhisinbeocbomtaiensinegxtrsekmileleldy itmheproertiasntn.oSmo eadsicanlotretaosobnewmhiysutnhdeesrestomoedn, cinanwnohticwh orthkeyin hnaoviese eaxtpetrhieenircer.egCuelartraijnolby iTnhdeusptrrey-pwlaocuelmdenlitkeexatomihnaavtieonthoefirthseerwviocreks. Aerddsehdouelmd pnhoastisbme uusstebde apslacleudrinogn tchreiteerdiua. cinatteiorvnaall pmhoanseitofroirngthehseearwinogrkteersstsanidnsstihtuotretder. These workers can be protected. heWarihnagt loisssthoeccpuorrsisnibgiliiftynootfhinnogisies dinodnuecetod pWrohtaetctartehethwe 'orriskke^r prdoubrainbgilithieiss ?wCoormk mliufnei? caarteioanvawiliathbleDrre.vAearlaimng Gsilgonriigficianndticpartoesbadbailtia ties. 19F51r.eqwueinthcieasn ofav5e0r0a,ge1,0o00f. 21,5000dBHzh,eAarSinAg tmherenst,hoelidghltevheoluarss tdhaeilylowexpfeonscuere,foarndimypeaairrs 6 aogf aeinxpuosseudreabs etghiennbinasgisa. t T1h8eyepaerrsmoitfteadgeleavreel hoof u9rs0 ddaBil.yd, irnevtehaels Wthaaltsha-fHteeraletwyenactyt, yeeigahrst h(aagvee 3h8ea)ritnhge rimiskpaiirsmtehnatt. 1E5x.5popseurrecenotf wthilel grirsokupprtoobatbhielityleviesl tohfat11707.5dBpAer recveenatl wthilel hItavsehohueladrinbge ipmoipnatierdmeonutt atfhtaetr tthweesnetydayteaardso. nchoat nignediicnattehethinedievxidteunatlso. f hearing threshold Is Withahto, wthemn,anisy "eTahrepNroatmecetivoef tdheeviGceasmea?re" pparossveisdioonu?tWahnadt/ogor owd oarrne thuenydetor tmheanwdoartokreyr aanbdilitcyo?mpany if the man loses his hearing WIhsatitgohoodwarme atnhyeyhiefartihneg tetestsstsaraereofdlointtel?e value because the validity of results is poor? intTehreestWin'galsrhu-lHeseaolefy tAhect gnaomwe.proFviridste,s nsoomisee wwihlel rebepcscsosnihtlreo.llBeyd tbhye veenrgyinneaetruinreg amndetchoomds ptalekxeitiyeesarosf athnde pmroubclhemmoonf eaycotuostaiccsc,omit pwlisilhl tthioins dtueechtnoiqtuhees,neecqesusiparmyecnht,anagneds inbupilrdoidnugcs. Mnoawrkiefd thaicsceilsereavtieorn toinbtehiasccaormeapliisshende.eded meSaencso.ndT,hicsonitsrola wfiinllanbceialbyimapdomsisnibisiltirtaytivine mexopsotsuinrdeutsotri1e0s0wdBheAn irteqiusirreesmwemorbkeirnegd ttihmaet olefvetlws oalhloowursevoernlelessssonelxyp,oasnudrehtiigmhee.r noise staTtehde inreaplarnaagmraephof(dt)he: "gIanmaelliscasseusccwinhcetrlye htheereisno,unad cloenvteinlsuinexgceeefdfectthivee vhaeluaerisngshcoownn Bseerfvoarteionyoup,roagsrammansahgaelml ebnet, asadym, in"iWsteereadr.e" nreomt incodveyroeud bthyatthdeiscWusaslisohn-sHeoafleyimpAecntd,"ingI nbeowdy Fsoedmeeraolr aanldl osftattheesreegcurliatetiroian.s will em proWgrhaamt ?isIat nisefofneectwivheichheaprrionvgidceosnsperrovoaftioonf tihneapsriegvneinfitcioannt onfumnobiesre oifndwuocerkdehrseairninkgnolowsns nploiiesse tehnavtireovnemryenptaortveorf tthhee yperaorgs.raTmhims eimets palrlesreenstpepcrtess. cIrifbewdestcaanndasrhdoswantdhaits tvhaelidproin gram is effective, the legal aspects will take ccraeraeseofin thpeomtesnetlivaelsliabbecilaituysetothtehree cisomapandey. troTllheed wvhalaitd, whehayr,inwghecno,nasnedrvahtoiown opfroagrcaomn hfiallveed bweietnh tdhisecuwssoerdd oanndthtehesulbijteecrta.tuHreowis heveearr,intghecreonisseravalaticokn orfeleavteiddentoce noofiswe heexthpeor sfourreefcfaenctivbeeneascscobmepmliseht?edT. hCeaynmtuhset cbrei,tecraina be, and are being met. theOnurovfeirre10p,r0o0g0rawmorkbeergsanhaivne 1b9e5e6n. aSdidnecde iinngptrhoegrsaammse imnevthaoridooulosgtyy.pWes eofhaivnedufosltlroywuesd athned rveaqliudiriteymnenottsedfoprrevcioonutsrloyl,incotohridsinsaetriioens,. poOinutsr beexpemerpiehnacseizeidn.dTichaestee sarteh: a t several nec1e. ssAarytedamue toof tehxepenruiemnecreodusincdoimvipdlueaxlistieiss of the problem. tit2u.deTahbeouhtumthaenpnroadtuurcetioonf othfenwoioserkienrd'sucaetd htiemaerinagndlosesnreerqguyiroevtehre tehxepeynedairtsuretoofacmcoumch plish the end result. tiv3e.neTsshelie"spirnoovfaloidf mthoeniptuodridnignga"udoifomeefftericc taensdtsacwcietshsatrhyeinbfoacrmkgartoiounndkndoawtna. controlled whTichhe inseeidnclfuodredanidn tahewloercktuerre edmuactaetriioanl dporongeraism'a hdaisffebreeennt dmisactutesrs.edM. aBnuyt choonwditiiotnsis, oedftuecnatiroino,t raeraelizperdesebnyt tahnodsempursotvibdeinggivthene atitotennatliosnessbioonths. Tprhieorprtooblaenmds dounerinfgindesduacrea: or1.afSteesrsioanswaorrek usshuaifltl,y athned htohuer wboefrokreer dhooeusrsn'tatwtahnet ptloanstpwenhdethanery hme oisrepathidanoreingoht.t tir2e.d,Aaftnedr tthhee wmoarjkosrhitiyft hthaeveemtepmlopyoeerariys tchurlet.shold shift which makes discussion diffi as.3."WAnhtaatgoinsisttihce atctoitmudpeasnyleamdaktoinqgueusstiodnos onvoewr?"thios?r," "Will I be fired from my job the4. coTmhpeanwyorfkoerrsyemarasy ththaitnki,t i"sWneo'ivsey taonldd they have done nothing about it." Cement, Quarry and Mineral Aggregates cuTrroentcso,mabalteatdhetsiemeanpdrimorantyo osttahretr oufndseesr ssiioonnss isshonuelcdessbaeryh.eDldurbientgwetehnis mtimanea,gedmisceunst, uFnoiroenm, eanndanwdoorktheerrs sounpewrvhiastorwsilml ubset ceommpihnag. sizTeothsetapnrdogbreafmor.e a group of fifty men who adriretytirebdecaafutseer wtimorekindgideingohtt haolulorws ancldeaonfitneng uabp,leaenxdpewriheoncwe.anAt rtoeagl eptohtpoomuer,riisexaisrtesmwahrekn yboacukgraodudndvs,arjyoibnsg, aangdes,deegdreuecsatioofn, heeatrhinnigc olonses. reAaflitzeers ftohuer etvoanegigelhistmsesresiqounisrepdertodaacy, coTmopligsahinthtehetasdke.sired result, one must iden Ytifeyt twheithedtuliccatowrormkuesrt ahnadvethsetaytuwreithofhaimu. athnodrimtyanayndareexapseriinentchee. f"uTteulrleitwliilkl enoitt bise," sctoamnde pthroeblwemhosl.e Tphroeblwemorkoefrs nomisuest inudnudceerd htoeamriankge lwosesa, rbinegmeadreparotpeacrttivoefdtehveicseosluetfifoenc, tivIen. our programs, these educational ses spiloannst hpahvyesicbieaenns laenddboyththeer pauertshoonrn, eal.idAedftbeyr tawppelrvoeachyeaarnsd orfepweaotrekdinegduwciatthiont,heapspyrsotexmi mouastleylyex7p0ospeedr tcoenhtazoafrdthoueswnooriskeerasrecovnotilnuun tarAilrye wtehaerinegnteiarer prportoegcrtaivmesdemvieceesti.ng the wcrhitoerhiaavfeorbeefefnectciovnevnienscse?dAtore wtheoasre ewaorrkperors ttehcattiveheadreivnigceslosussiinsg ptrheevmenteedf?fecAtivdeelqyuastoe hisearcionngsiadceureitdy antec5e0s0sa, ry1,00f0o,r anhdea2r,i0n0g0 Hthze uspsoukalelny svhooicwes. thNeoifsierstinpdeurmceadnehnetacrhinagngelosast 4o,f000woHrzk.erAs rineceonut rstuhdeyaroinfga cloarngseervgartoioupn phraodgrhaemarsinwgasthrceosmhoplldetelde.veWls owrkitehrisn sneolercmteadl ltiemstistswwhihcehn mheirtedcriatnerdiahafodr yveaalirdlyityh. eaTrhineyg weroarllkyedfiaint oncotiasveelebvaenlds loefve1l0s-)10w0itdhBeHxp(ogseunre 2to0-21905anddB4A0-4o9c,cwaseiroenasltluyd.ieTdw. o age groups, chAangegoiosd tomectohmodparoef a emvaalnuawtinitgh hheimarsienlgf over a period of time. Thus, the net change 7 19/0 National Safety Congress tahteeatechnthfreyqeuaernchyeaisrinogbtathinreedsh. oIlnd oluevresltuwdays, tchoempnaertedthrwesithholdthechparneg-peiadceetmeremnitneledv. el and tioInn otnhley,etxwpoospeedr gcreonutporwleeassrinhgadesairgnpirfoicteacnt cevhearn,gteheatexepitohseerd 2g,r0o0u0powr it4h,0o0u0t eHazr.pHrootewc stihoinftreavte4a,l0e0d0thHazt,SSanpder46cepnet rhacdenstigantif2ic,0a0n0t HzO. f equal importance is the fact that the group not exposed to hazardous noise levels gcoromupparwedithwpirtohtectthioen creovnetianlueodunsloy steaxtipsotisceadl difTfehreesnece.data reveal that these programs mveenettiotnh eo fcrnioteisreiainodfuceefdfechteivaerinnegssl.osTshceanp rbee paclocyoemeplhisahsedthebyoptphoersteunmityethtoodsp.reTsehreve ehmis hcaetreit--agneo--t tdhaemaabgielidtybtyo ihnedaurstrainadl ncoomisemuenxi phoesuhraes. Thhelepeedmphliosyeermpbleonyeefeitss abnyd,kncoowinicnig dentally, his long range liability position. SAFETY SPECIFICATIONS FOR NEW MOBILE EQUIPMENT 7J 75L1oss CoBnytroDl ASyVstIeDmsE, .InVcI.,SMN AadWison, W is. paErtaiccuhlayreaermipt hbaescisombees mgioveren imtopothrteanstafthetayt oeqnuitphmeenvtariaonuds dtyevpiecsesofwhmicohbilaereeqiunisptmalleendt fdouuenndoitnoinnldyutsotryhutomdaanyi.taTrihanis cimonpsoidrtearnactieoniss bcruetasiesdtoemaphlaarsgise odnegrveaericoauussefdorbmys thoef ilni vabairliiotyu.s tHypeerse owf edevwiciells advisaciluasb*lebfroierflmyobthilee oeqfutiphmeiernatbassenwceel.l as the' liability implications spoFnirdsetd, wIithshtowueldlvepmoianntufoaucttutrhearst oIf mcoorbriele eoqnuitphme esnutbjienctanI ereffcoerivt etdo asorleicpiltythfreoimr idoenalys oefnfeecmt athnuatfacthtueryerd, iadndnotthafteer]eptlhyeywacsoutlod thbee oatftitausdseistoanncteh.e Tpahrits oifs ana omthoesrtwirseegrreetstpaobnle sibTlehemreajocraninbdeustnroy. firm outline of the re tsopotnhseibsilpietycifoifcatthioenpsufrochr assainfegtyagdeenvticinesreognaardn mindajivoirdudaelterpmieicneingoffacmtoobr ilme usetquhiepmtehnet.sizAe ooff tthhee cstoamffp. aInty ciann qbueesstitoatneda,ndhotwheevmera, ktehuapt tchloesepluyrcwhiatshintgheageenngtinseheoruinldg cdoeopradritnmaetentmaonsdt theThsaefestyafedtiyrecdtoirre, ct/oyvr.,ysXhofurAld bivet Lthi.eOb teAstS jwuhdigceh omf utshtebteyppersovoifdepdroatencdtivteheeqpuoitpemnteianlt 8 W U K - W 4 '- hthaezaerndgsinweheirchshomuuldst bbee tghueabrdeestdaaugtahionrsitt,ybount nIteceisssathryerespfoecreificiamtipoonsrtafnotr tthhaatt beoqtuhipmtheenste. apguerncchiaessingbeprodcraewdunresv. eIrny tchleosfeilnyal ianntoalysthise, hsiodwereevder,thtehe"ppruorjcehcatsidnigreacgtoern"t mfourstthbee pcounr cahnadsec,omanpdrethheensrievseppounsrcibhialistey ofrodrera mcoumstprleetset osindehriesd sshoomuledwerhsa.t Iarrbeiatlriazreythinisnmatauyreb, ebuctonit repBreecsaeunstse mofy tthheinkbirnega.dth of scope of the smuobbjeilcet eoqfuispamfeetnyt,eqituiwpmillenbteanddiffdiceuvlitcetso fdoor imt uschhoumldorbeethpaonssgibelneertaolizheigohnligthhet ttohpeicmboustt coAmHmomn oabnidle imeqpuoiprtmanent t,cobnositdheriant-ipolnasn:t and ohevaevr-yt-hdeu-rtyoadse, atshboeultlsd. bTehiseqauppiplipesedto wsuitchh vBeohbicclaetstyapse forfonetquliopamdeenrst., forklifts, and the maBnryoaadc-caidreeantsr.eaIrdevailelwy, ma ibrraonrds owfil!vipsiroenveanst bfrroomad aacsom16b0inadtieognreoefs mshiroruolrds. bTehisaviasilpabarle twichuelraerlytheiympforretqanute nftolry ionp-eprlaatnet ivnehciclolesse quEarvteerrsy. vehicle must be equipped with a mfooasmt caosresd, ray2%powpoduenrdBeCxtinexgtuiinsghueirshisers.ufIfni- t c j ny, / ` --i V dsheonutldbubte cthheeckinedd,usptariratilcucloadrelyofforyoouvrer-stthaetercoaarrdiedvehbiycletsh.eTvheehictylepecaonf amffaetcetriatlhetosibzee aandtruncukmbtoer boef uexsetidngfuoisrhethrse; tfroarnsepxoarmtploef, explosive material. lecTtihnegre thise acnaoptahceirtycoonfsidtehreatioenxtiwnghueinshseer. Ta hteenre-piosunadn aedxvtianngtuaigsehetro otnhealilnsitna-lplalatinotnvoef hloicaldeesr., eTtch.isto ablel,owins efefevcetr,ya pfoierckelioftf, mforboinlet fvierery-fiigmhptionrgtanetqautipsmomenet,timaned. this could be poArtanrot oafn-tdopvaflulaasbhleer piisecefreoqfueeqnutliypmaennt.imIt mshoovuilndg bveehiecslpesecisaulclyh acsonrsoiadderesdweefpoerrsslaonwd ssnioonwtoremusoevaplubeqliuciprmoaednst wduhriicnhg hpaevreiodosccoaf rfeosrtrliacstetdmvoivsiionng. eIqtuimpmayenatlsion bbueilct-ounpsidaerereads aIs wa apsrotwecitthionafocronpjepdaensytriatnhsa.t Feomr pelxoaymedplea, fulsaesdhetroomn oivtse Eculicnlkidereianrtthhemiomvmerewdihaitcehpwlaanst paroerate. dAthnaottedroifvercsauthiaovne: istomheatsimbeesenbereen tcelomspeloyraarivlyehicblleinudseindg twhheesntrobfoelltoywpeinfglashteoro. orArlolllopbeanrs-c. aCbovnethiniculaelslyshinocurldeahsianvge eamcpahnaospiys isshobuelidngchpelacckedthoen itnhdisusftreiaatlurceodAegaoifn,yyoouur ienxdtriveimduealyl ssttraitneg, ensitncreequseirveemraelntsstarteegsarhdainvge Atherucloensotrfucthtiuomn banids tshtraetngththe ocafntohpey csahnoouplyd. btiemeasblethteo wweiithgshttanodf athwe evigehhticleequoanl two h2ic1h4 uitrgise mthoautn, treedg.aArdsleasns aosfidwe,heIthweoruyldousthroanvgelya ecqoumippmaneynt poopliecryatorresgawrdeianrg hheaadrd prhoattesc,tioanl.l oTpheerraetohr'asvheeabdeehnassefroiorcuisbliynjsutrriuecsk wthheencaann opy. canAopdye,flsehcotourldshbieeldu,seidn ocnonajullncfotiromnswoitfhlitfhte imngateerqiaulipmfaelnlitngto tparcoktecotnthteo ohpiemr.atoTrhfisromis ipnagrtiecquuliaprmlyenimt. pIoortnacnet owbistehrvferdontht-eenodpelroaatodr orafwa efnrdonotf laoawdeert-pcrloecaensinsgceamsepniltl pflraonmt. Hthies Cetnent, Quarry and Mineral Aggregates bhueckraeitsewdasthfeillebductkoetitsshuatrmpolystaclal ptahceitywawyhetno athesetroipes. Tohfesfpolarcseheosf dtohwe nsuodndteon tshtoep fcuaruioseuds oalplerlaautogrh,ewd huoprcooaurlidouosnllyy astit tahneddtiaskceomi tfitWuree oitf wthoeuldophearvaetorb,eebnutifwthhaatt abudcikffeetrhenatd sbtoeeryn filled with rock! duAmlpl-tyinp-eplvaenhticlveeshischloesuldanbde eoqvueipr-ptehde-wroiathd acalwlyarwnihnegn tdheevivceehwichleicihs mopoevriantgesinaurteovmerastei. Tofhisatallaeramst mtwuost hbuendarueddibfleeeftorAalardmisstanacree wreoqrudireodf bcyaultaiown: inemcpelrotyaeines stfareteqsu.eAntnlyothbeer ucopmaelaarcmcusatonmd etdentod tthoe isgonuonrde oift tThehebraeckis no real substitute fo r the guide on the ground. yaArdlsl otrrucgkresatwerithwhaichcaapraeciutysedoffo2r14hauculibnigc bgeraevqeul,ip.psteodnew, iothr acocmabpashraiebllde. material should insAtalllleedquinipamtelnetassthtohueldfrohnatvwe insdaofewtys. Wglairses wmiensdhowprso, tbecuttioInwmoualyd buergeemthplaotyseadfeitny ogtlhaessr beAulslebdoothmro-tuygpheomuot bile cranes must have a lporaodmcinaepnatcliytydcishpalratyefdorinbotaht lloeaadstanodneraldoicuas tthioen cihnerthrye fclaicbk. eAr lstyop, eifanthde ceaqnuibpemeonpteriasteodf lforocamtedthien bthueckbeut,cktehti.s same chart must be braFkinesallmy,ustalhl avveehaincleesmeerqgueinpcpyedairwbitrhakianigr syTsthemereorisitsyeeqtuiavnaolethnet.r safeguard that my ctoliecnotnssuidtielri.zeTahnisd iws hinichthIe sfotrromngolyf uarngeovyeoru pforirnmtedwhsitcahtemshenotuldonreyaodu:r "pAulrlcheaqseuipomrdeenrt sourpdpelriedm uusnt dceornftohremteirnm sallo fretshpiesctsputrochathsee pcorodveisioofnsthoef thSetaatpeproofpri(aWteiisncdounsstirnia)l."saTfehtye pasurwpoesecoonftinthuies wstiathtemouerntdiwscilulssbieocno.me clear paTrthyeliaabreilaisty oafrepfraosdtucbte^copmuibnlgic,ofanindcrtehaisreddnimumpobretarncoef taottoinrnduesytsrvVwHhEoveeryngacgitey ahlamsosat pexerccluesnitvaegley biansist.hiTs hteyspeesuoifts liatrigeatfiroenqueonntlya 9 1970 National Safety Congress cfoour rats lahragveeamshoouwnnt aannd, iinncrreeacseinntg yteeanrds,enthcye tmoosotrdsetratelasrgheavaewaardsp.enIanltyaddsyitsiotenmtowthhiicsh, aemwpalrodyseeisncwrehaesreed itcohmaspebneseantiofonuntdo thinajturtehde memapttleoryeorf wemasplogyueieltyprootefctnioeng.ligence in the necMtiuocnh woifthmeymwpolorykeratnethgilsigetinmcee iasndin vcaorni oI uasmtyipnescoomfpllieatbeilaigtyreseumites.ntI wciatnhntohtespayretshenatt twreilnldb, ecboumt eitofisevaencognrdeiattieorn imofpolriftaencwehbiceh mfoyreselift bseagyiinnsg ttohaletvethl eoff1.97I0"fsrewquilelntblyecofimnde known as "The decade of the liability suit" somTheisofwtohueldsitbueatiaongsooedncotiumnteeretod dexaialmy ibnye pinrdouvsidtrey aallndnesceeesswarhyastaefeffteyctcatnhehafvaeil.urIeamto wwhoirckhinginvoonlvaescawsehiant Wthiescostnastien caatlltshisintaidmee qceumateentomr ixlaecrk. Tohfis gmuiaxredrinwgasopnroavidpeodrtwabitlhe athepacrotimalpagnuyaridnvoolvveerd twheeldtoedp soepveenrianlg,adadnid thiaopnpaelnesdteetlhartoadns eimntpolotyheee mopaennaignegd. tIot gseot mhisixefrooftroimntothtehebeodpenoifnga wtrhuiclke. fTillhineg fothoet twhaes ermatphloeyrebeadwlyascauwt aUrdnedderanWaisdcdointisoinnallaw15, pneegrligceenncte.cUomnpdeenrssattaioten ladwu,ethtios pthenealatyllemgeady nmoutstbebepapiadidbydirtehcetlyinsbuyratnhcee ecmarprlioeyrerb. uIt cshirocuulmd stmanecnetiso,nthaelspoentahlatyt cdaenpernadnigneg aosnhitghhe acasn30a0mpoeurntcetnot!aArsaythoeurcasingnsiefei,catnhte apmenoaultnyt onifficmaonnteyc.omOpfarceodurtsoe, wthheatamthoeunctosits winosuigld hanaveembpeloeyneeif. Tthheisienvjuernetdwpaasrctoymhpaldetenloytwbietehn ipnloythere isreaalmconotfrapcotosrsibainldityw, assincweortkhiengemon cthoeuldprojupestrtyasofeaasiflayrmhaevr.e Tbheeeninojunreedofpatrhtye wfaorumlder'hsavcheilbdereenn; siunbtjhecatt ctoasea, tlhiaebeilmityplosyueirt for whatever the traffic would bear. theThinediursotnriiacl acsopdeectooff ththeisSctaatsee oisf fWouinscdonin msinix. eTr ocanfuhialvve cnoomopplyeniwngithgretahteerctohdaen, ttwhoe 10 ifnricehnedsssqiunaret.hTe heDleapsatrttmimeentI soafw Imndyugstoroyd, Lstailbloar,tteamnpdtinHg utmo adneteRrmelaintieonhso, wthaegygrewgeartee cinocuhldopreeanliinsgtisc.ally be shoveled through twoexTamheplepoiisnt thI ewiomupldorltiaknecetoofstraessthoinrouthgihs kcondoewsleodfgeyooufr tshteatep.roEvaisriloienrs roefcotghneitisoanfeotyf ttuhnisityprofvoirsioancwhaonuglde hoarvdeeralolorwsetodpanorodpepr otro mpuordpiofsye thoef ctohdee. sFtautermtheenr,t iIt ihllauvsetraatelrseatdhye ssuergvgeesatesda fcoarutiyoonurtoutshee. mNoant uofanclyturdeoresthaitt hruislese,qbuiuptmmenotremiumspt ocrotamntpllyy iwt ipthrovaiidlessafyeotuy-, tbhaeckemtopltohyeerm, awnuitfhacttuhreerbainsisthefofrorrmecooufrsae pturnoadtuectthlaiat bwilietymsuusitt. pIutt siso pmeurhchapsemupnhfaosris othnatsueitvse,rybuteflfoosrst pmoutesnttibael tmodaadye itsosoprgorteeactt olonses'.s self from what could result in a fatal amIplweouwldhinchowwliiklle stotrickiete eyveetnancoltohseerr exto hboumt ei.t Tishicsomwpillei tebley areahlyisptoictheatnidcalisintycipdiecnalt of what can and will happen. shLifett'sforaesmsuamne stehnadts eyaorluyr ofrnoentm-eonrdninlgoadtheer oinutto ttohecplelaanr t.snWowhilefroemngatgheed ainccethsse wrooardks, bthoethlothaedeorpiesrasttorrucokf tbhye acnaraauntodmtohbeilleoaadnedr oplpoeyreaetoirs caoreveriendjubreyd.WoOrbkvmioeuns'lsy,Cotmhepenesma ationfl,asbhuetr tahse rloeqadueirredwabsy nloatw.eqTuihpipsedmweainths cthoamtpetnhseatieomn.ploSyieneceiscoemntpietlnesdatitoon inpcrorecaeseedd ipnrgosgreassre mquuchitefaisntefor rmthaaln, ctohueyrtronoomrmparloly caesseedsisnegds,besofortehethepesnuailttyofhtahse adlrrievaedryofbethene cstaartecoims esnotto ccoonucret.rnAeds ywoiuthmwayhoknwowa-s, trhee stopownshibelteherfonregtlhigeennceegleigxeisntceed,. bTuhte opnelnyaltays, tphloeryeefro. rTe,hewuilnl fobretuansasetessoedutcaogmaeinisst tthhaet eymou wthiell fgaoct tohancgoiunrgt ionvetrheyoliuarbihlietyad suthitatwtihthe state has already found you negligent. Again, jaoguairnsotnltyheremcoaunrusfeacistuareprroodf utchtelilaobaidlietry, saunidt tphriosofsuiptocsaitnivbee thsuactcetshsefulmoannluyfaicftuyroeur hwavaes hniemgl.igent in regard to your instructions to anTioncifduerntth,eIr whioguhldliglhikt ethtoe pimoipnatcot uot fthsautchI asmuit praegsaeinntslyt ainvsomlvaeldl imn aanupfraocdtuurcetrliawbhiliicthy wofillapmroibllaiobnlydeonlldarusp. Ainnthaeddairteioanoalf caauqsuearftoerr creocnecnetrnteinsdetnhcey faInct ctehratatinthestraetehsastobeaelnlowa aanndintjhuernedgoemtpolocyoeeurtto fcoorllaecnt acdodmitpieonnsaaltiolin acobmiliptyounsedtstlethmeenlot.ss Tphoitse,ntoiafl. course, greatly Cement, Quarry and Mineral Aggregates bruIshhavtoe aenndaearevaoreodf tpoaraapmpolyunat vimerpyorbtaronacde tvoehiincdleusstaryfettyodiasy.ofI mfaurstgraedamteirt tihmaptoIrtafneceel btheacnausseeveorfalthoetheasrpaercetasofofhiignhdulsotsrisalrastaifoetyin, nthoet nlioarbmilaitlyly ffieoludn. dTihnispliasnta-tylpoessoppeortaetniotinasl wtohewreorykomuern'gsrecaotemspt elnossastiocno.ncIernhaIvs elimspiteendt iltisttellef ;titmhee eoqnuitphmeenatctrueaqlui.rseamfeetyntseqduoipmvaernyt afrgoemncystacaten taodvstiasete,yoaun.dIthheopaeppIrohpavrieataelesrttaetde ycoomu ptloyintghewmithanystahteazaanrdds fetodebrael flaowun.danidn to the serious loss potential which is in- RIGGING FOR MAINTENANCE OPERATIONS B y T. R. B R ISLEY Dir., Operation Services, Superior Stone Co., Raleigh, N. C. plaTnhteancdosmt oobfilemeaqiunitpemnaennctewailnldvarreypagirresatltyo efrxopmerieonncee,qpurairmryariolypeirnatitohne ftioeldanoofthcerru.shOinugr ginrdainciattees rtohcakt apfoprroxciomnastterulyctoionne-thagirgdreogfatoeusr, tmoatainl temnaannucefacatnudrinrgepcaoisrt oisf ionuvrolveeqduipinmetnhte. lTahbiosr fcigousrte would include 25 per cent of our thaLtooakpipnrgoxaimt aotuelry o6w0n peexrpecreinetncoef, wouer firnedjtieonrttieodn mofedaicaplhyascicciiadnenatsreredquueirtiongactchiedenatts winhveorlevainsgonmlyai4n0tepnearncceentanodf threespeaiarcciwdeonrkts, wwoourkld. be chargeable to normal production duXstrbyeliisevteaktihneg taopstemp ainnagtheemreingthtindioreucrtioinn. Trehpeayiratrhpebaetgteinnntiionng itto wgiilv!eremqauiinrtee,naanndcethaneyd phraovgeraamlsoccaonmnoet tofurnecatliiozne tsheaptaraatgeloyodfrsoamfetya good maintenance program. ReApbaoirutCoamymeiatrteeagoof tthhee NMaatiinotneanlanCcreusahnedd SintdounestryAstsoocsieaetiownhamt padlaennaings,urtvraeiyninogf, atnhde facilities were provided for the heavy lifting wpaoirrkfunneccteisosnasr.y to cur maintenance and re rigIgninmgoast loifft tohfe 1s0matollnesr oqruamrroyreopweorautlidonbse, pSloamnneedofanthdesulapregrveirseodpebryattihoenssuhpaevrientmenadinetnet. nwahnoce wsouupledrinsteunpdeervnitsse otrhims awstoerrk.meScmhaanlilcesr wlifittsh wplearnet goernemraalilnytepnlaanncneedfoarnedmasnu.pervised HaAytneSuQpuerairorry Swteo naereCuosminpganay'tshreCea-stotlne misawnuhaelelyl mopoeurnatteedd ahnyddrcaaunlicbeflomoorvcerdanaeb.ouItt tQhueamrrayinwteenaunseceasshhoopp fblouoilrt. AA-tfroaumrePoopmeoranta aingthroene-Tto-nraiellsecsteritcinhotihset wfloitohr.twTohispacratrrliinese and 18 fpm block speed. CoAncrleotaedMer atceorniavlesrtCeodmtpoancyraisn eu sseedrvaitceth ebiyr bcoenomtralasrseepmaibrlyshroepplaicnesCtehdearloRadaepridsb.ucTkehte. Ascreselninghoumsiandge. Tfrhoims tybpeeltinogf splirnogtecitss atlhsoe vanerdy wuhseeeflulasfsoemr bhliaensd. ling large rubber tire F6A00 twmoa-itnotnenaenlceectrtircuchkoisotpemraotuensteodn oan 1a2nyolt battery and has an extensible boom. 11 1970 National Safety Congress Tshhoips tartucSkalwisobrukrsy,ouNt. oCf .oIutr ccaernrtireasl rheepaaviyr meWtheod wthearen aanskeeldecttroic hshooiswt tosohmaendlbeetbteigr sriegttgiinnggugpepaor ratanbdlejapclaknintsgaenqduimpmakeinntg urseepdaiirns drioycdkraualtic tchleawprsiemrvaersy ac4r2usxhe4rs8. jaAw fcirvues-htoenr to Tchreusqhuinagrryeiqnugipinmdeunsttry appeaars toX esefi.--"M'TathethtehreNeejlalow Lg.rapTpeleerwQilluaorpreyn tion 4R0ailnecihgehs. asunfdficrieelniet stovehrayndliltetlethcemporoubtsleidrJeIsprooffersisgigoinnagl aanred aisvacialarrbileedwointhan6018infcth. bgoroampp.leTsheraseteudnuitps hneielps. rLepesosrtitnhganinfdiviceatpeedr acneyntfoorfmtahle trcaoimnipnag program for this class of work. People who to 12J4 tons. Less than IS per cent of the operations atrraeindeodinognthteherigjogbingbywowrkorkiningquawrritihes aanrde creloptohrteudp tihnetoy twheeretowsetirlsl wcaitrhryimnganpsocwreeern. Others use monorail electric or air hoists. observing more experienced personnel. Very few operations have set up any aSnodmepuullsethea lsoeatd oufp swhietahveas triunckthoeirr lotoadweerr. ganuiddeclaibnlees solirngsstafnodratrhdiss fwoorrkth.eAullseopoefracthioanins A V/i ton electric monorail hoist installed rceaptaolrotgsthaantdthdeayta hbaovoeksmaavdaeamblaentuofapcetursroenrs iins uasesdcrteoenhatonwdleer sactreoenurwAirueguasntda mQauianrtrey nhealveforercethiveedpraopdeerfisneilteectiimonpreosfsiosnlintghsa.t Wthee nanandcwe esuhpapvleiesd.raTmhecabplaoccikty sfpoered84isft.26offplimft., iunsfeo.rmation is available but not in general craMneasnytoopaesrsaitsitonisn atrhee urseipnagirthweoirrkdrionpbtahlel repAoprpt rothxaimt attheelyy doone-phuarlcfhaosfe thfaectcoormy-pmanaidees pseirtvwichee, nbuthteocnrlayneonies-thheiardvyoefnothueghrefpoorrttihnigs cOhtahienrsaunsde hcoambleemsaldiengsslinfgos.r lifting work. ocrpaenreastioinnsthiendpiclaantetdartehaatfothr emyauinsteednadnrcoepbaanldl weArelmbousitldainllg ohpoeirsattiinognseqinudipicmaetendt itnhtaot tthheeiyr crushing plants. These consist of bridge repair work. Dropball service is rough on crane booms. ccrraunsehsingandstahtieoanvsy, amnodnoerlaeicl trhicoisatnsdovaeirr othpe Tgehte bWetetestronsearnvdiceBrforookmcraCsotmeeplanpylafteeelbothoemy erated monorail hoists and hand operated than from the conventional lattice boom. chain hoists throughout the rest of the plant A 30-ton bridge crane serves a 42 inch tirMe ymoowunntecdomdrpoapnbya'sllexcrpaenreiesncheaswbitehenrumbboesrt gpaynrayt'sorynewcruAshrreorwaotodSuQpeurairorry. SItot noepeCroatmes gbirlaittiyfyfionrg.woTrhkeinseg lmaargcheinpeits ahreaavse ingodordopmbaoll oTnhea m26ainft.Ssnpoiasnt iosvreartead72atf 3t 0lotenrgnsruwniwthaya. tsheervpiciet taondthecapnlabnet maroevaedfoqr ugieteneeraas!ilmy afirnotme h1o0-otkonspheoeidstohfatswao htoootkenspfpeemd. oAfntwauoxitloia2ry0 nthainscenaatunrde,rewpeaigrenweorrakll.yFuosre hoeuat-vryiggliefrtss oonf ffepemt.pTerhemibnruitdeg. eCtornatvreollssapreeedinisthtewporitmo aSryO tmhaechminaecshdinoecofostr SOinpcereracseendt mstaobreilitthya. nTtrhaecske control house. A t the secondary crusher station in the mthoeutnwteodcrcarawnleesr, cbraunteos.ften do the work of Acrrarnoewwooitdh Qaua3Srryf,t.wsepaunseona 4200-ftot nrubnriwdgaye usSinegvehryadlrcaoumlicparnuibesbeinrdmicoautendtetdhatrtutchkeycrwaneeres tTohseervthicreeea 5c$r4anSeTDmoatnodrs7 ofopoetraSteH cfrroumshera. wmhaiicnhtenthaenycehaadndpurrecphaaisredwoforkr gmenaedrdalitiuosne tion single pendant control. It is suggested that new plant designs cmoanjsotrrucretipoanirwloifrkts. Othtehyerws einredicraetnetdingthatht eosne isnteceolrpboeraatdeeqsuuacthe ffoarcitlhiteiesfutourre tihnasttaltloatwioenr uonfittsh.eIthywdorualudliacppceraanrethfaotrthmeabinigtenaadnvcaentaangde noaftivsteiffwoleugldobremtoondoerasiilgnhopilsatsn.t Tlahyeouatlstetro rreeqpuaiirrewd ofrokrissetth-autp oonnlycefivtheemminauctheisnetimise iins allow mobile cranes access to working areas. location. 12 hyAdrpapualliacchciraanneStofnoer Cmoaminptaennyanucseesanad17c-otonn setxrtuecntdiono.r Trheetraocptertahteorhcyadnrahuoliicst,bsowominga,llanadt ttihgehtsapmlaecetiomfea. Tschriesenpetormwietrs toreahcahnidnlge cinhtuoteas and other materials. sevAetratlhissugtgimesetioInswowueldrelcikeeivetdo rpealsastinaglontog safety in rigging. canInbae balsindimlpifotirntagntopaesratthioenctrhaenesigonpaelramtoarn. Tshhoeurled sbheouqludalibfieedonalnyd ounsee sstiagnndalarmd asritg. nHales understood by the crane operator. linWes,hedno wwoerkhianvge isnpothtteersvilcoicnaittyedotfo paoswsiesrt tfhroemcrahnigehopveorlatatgoer ifninkeese?pIinsgthheissbpoootmterawinaya safe vantage point? boOomnebeocpaeursaeticthe rheopiosrttelidnebwreaaskitnogo sahocrrtantoe lTohwiserptrhoeblelomadbeaclol mthese mwoayre taocuthtee wgrhoeurned.a. mloaudltiasht eaavseafbelrocakndissluoswedertospheeadn.dle a heavy caTblheerselinisgsa rgartohweringthapnrefcehreanince sflionrgsusfinogr mthoanst cwabolrek.. CChhaaininshocoakns fcaainl wmoorrke slouodsdeenolny ainsdhiciafttiensgthloaatdi.nOvuerryowfenwcocamspesanayreexwpeeruiesnincge aloafdacrtoatriyngm. aIdt eischvaeirny sdliinffgicuwltithto adecteerrtmifiiende twhheicsha'fecowulodrkbineg mloaadde ooffanalluonytagstgeeedl, chhiagihn cchaarbino.n steel, or be a low carbon proof coil miIdnwe1s9t69qutahrerrye wwhaesn athefaltiafltinagcceiydeesntpuinlleda lTohoeseffariolmurea hweaasvydfueeedtochtuhtee ohveeavr ya csrturesshseers. ifmlapt oasnegdleo.n the sling legs working at a very vidIen amasnayfeopweorarktiionngs pitlatifsordmifficfoulrt mtoaipnrtoe npaonwceeredpewrsoornknepl.latSfoprimdesr, asntadgicnhge,rrhyypdircakuelrics were suggested for this work. onI thneotjeodb btreafionriengthtaot doeuvrelionpdurisgtrgyinigs suksiilnlsg. pOenolpyletwaos caopmprpeanntiiecsesInadnicdatetrdaitnhatthtehmey whiitrhe syheoaprs mbaeifnotreenathnecye aarned crleapssaiifriedcraeswsrigfgoerrstw. o Cement, Quarry and Mineral Aggregates wiIfni hsaovme ethearaedasdedofprtohbelecmouonftrjyu,risodpiecrtiaotonrasl rdiigsgpiuntegs Isovienrcluthdiesd cwlaistshinofthweoirrko.nwUosrukaellry's, jwurriigsdhitcs,tioonperbautitngit encgainneearlss,o anindvooltvheersm. ill maInnyoutrraionwedn caonmd paenxypewrieencdeod noritgghearvse aass tsioomnse. oWf tehereianlidsuesttrhye'snoeledderfoqruamrroyriengtraoipneirnag for our people to work safely and efficiently. exOpaunrdeSdupteorviinscolur'dseSianfsetrtuycMtioannsuoanl htahse bceaerne vanardiouusse coafblreigagnidngchgaeinar,slitnhges,lotahde riantsipnegcstioonf aslniddeussceaonfhceraunseesd itno liiflltuinsgtrasteervgiocoe.dTarnadinbinadg rigFgoinrgt.hose of you interested in developing apubtrlaicinatiinognsparoregrfaimstedonasrirgegfeinregn,cseesv. eIrawl ofuinlde ibnovoikte oyfoRu rigpgairntgicublyarWat.teEn.tiRonostsonathged.H and ouOt nthtahtethseubnjeocrmt oafl ternagininineegriwnge mgriagdhutapteoiinnt hciavviel hoard mcoecuhrsaensicarel laetningginespereicnigficwalloyultdo nthoet uosrethoef pcroonpsetrruacntidonsaafnedwhaoyisttoinhgooekquuippmaenndt mhaunsdtlebea leloarande. dAosn litahse bjoeebn. Tinhdeicmatoedst, tthhaist wtheatcsaonmhewopheerefoarloinng ttrhaeinfiinnge tohuery pheaovpelehaids tmhepehqyusiicvsalewnht iochf acogvoeorsd thhigehbascshicoollawcosurinse voWlvehde.n working on such a training program, pyroauctimceasy ffainlld ftahrat syhoourtr porfesernectomopmeerantdinedg satsantodawrdhsethfoerr osnafethtye.joTbhitsrabineginsgthise squuffeisctiieonnt biny iwtsoerlfk.inHgowwithloangruclaenoyfotuhrumopbe?ration get (SWRrdig. gEeBdrl.*t.e1RHMoascsnnGdabrgaoweolk-;H. iHBll.aronddebroicokk of and BancTomg HChoApacpectieCdroe.n3t1. NPraetivoennatiloSnafeMtyanCuoelunc(i5l.thChBicdaglto.). AHIrW.microe SRteoepl eCoHrpa,ndbook. Sheffield Division. RWiUigrg.einRSg.o.pAeUr.EmlSiyn. oArT.remTchhyneiEcRanolgcihnMeesaetnresuraSClcohTropMo. l-,5-F72o5r:t BeSlvlionigr. CVhaa.ins. The McKay Co. CaAbclceoCWo.ire Rope Blings. American Chain and 13 n 753 OFFICERS OF THE ft 5 O C g. ^ ^ CEMENT, QUARRY AND [MINERAL AGGREGATES SECTION NATIONAL SAFETY COUNCIL 1970-71 Ge(fn--m-ft Chairman-- f tjpJ. J udge, Vice President, Mgr. of Operational Serv, Houdailie Con- iction Materials, Inc., Morristown, N. J. F irNfteVwicYe-oCrhka,irNm.aYn--. Robert M. H oldemee, A ssoc. Dir. of Safety, Martin-Marietta Corn, SecaotniodnP, iCchei-cCahgaot,rm11a1n. --Fred J. Rogers, Manager, Administrative Services, Gypsum Associ SecAreltpaernya--, GMuicyh. Moulds, Safety Director, Huron Cement Div., National Gypsum Co., Newmsolmet!t,erVEa.ditor--Carl R. Metzgae, Reg. Safety Mgr., Lone S tar Cement Corp., Rich- AssCocoi.,atTeaNtee,wGsale.tter Editor--Lyman Cunningham, Safety Director, The Georgia Marble ProMgraarmiettCaomComriptt.,eeN--eRw. YMo.rkH, oNlb.erYje.d; `(HCohwaairrmdanF)., JAoshsnosct. oDni,rePcetrosrononfelSaMfegtry.,, MMianretirna-l MPraondaugcetsr, PAladnmtsi,niGstAraFtivCe orSpe.,rvIinceds., PGroydpusuctms DAivss.,ocBiaotuionnd, BCrhoiocka,goN, . 1J1.1;.; FC. hJa. rRloesgerGs.. Shelton, Safety Engm^cr^Vulcan Materials Co., Mid-East Div., Winston-Salem, N. C. MemStbaenrdsharipd SCtoamg muoit.t,eYe--ou*nDgosrtosewnO, .OSheioh;tDx . (WCh. aWirmaradn,)M, gMr.gEr.nSgra.fe&tyLoasnsd CPoenrtsroonl,nHel,arTrihse- &MoEonrgcin&eeArisnsgocD. eInpct.,, RDoayllaals,GTloebxe.:InSsiudrnaenyceAC. oQ, uDinal,laRs,egTioenxa.l; MFlgory.,dLMos.s PPartetveernstioonn, MH.gWr, aSlatfoenty, D&ireCcltaoimr so,fVSualfceatny, MKaatiesreiarlsCeCmoe,ntS&. EG. yDpsiuvm, BCiormrjxin, gPhearmm,anAelnat.e;, JCoasleipf.h; WG.ilEl.iaWmsil, lCiaomrps., SSaaffe.tyDAird,mAinmisetrriactaonr, ATgegxraesgaItnedsusCtroiersp,. AGrrleinengvtoilnle. ,TOexh.io; Bobby M. S t a tAisntaiclys s iasn, d UC. oSn t. e sBtsu rCeaoum mo if t t eMe--in Feso,rrWesats hMinogytoern , ( DC h. aCir.m; aEn . ) , WC h. i eBf , a Off um ice an , o Cf oAncscuildtienngt DSairredct&or,GSraivlveelrASspsrnin, gN, aMtiodn.a; lSRteeapdhyenMCix. R(Cooynecrre, tDe iArescstno,r SoiflvGerovStp. rRinegla, tMionds., National EngCinoenetrroinlg SCysotmemmsitteIen--c,DMavaiddisEon. , VWisinsa.;wLy( CmhaanirmCuann)n, inLgohssamC,onStraofletyCoDnsiureltcatnotr,, LTohses MGeuotrugaila LMiaabriblliety CIon,s.TCatoe,, GBaal.t;im.Roarel,phMBd..;WJ.raMy,ilDtoisnt. DEnugrihnaeemri,ngCoMrpg. rD, iAremcteorricaonf SSaaffeettyy D&irIencdtuors,trIiTal. SH.yAgiremney, CMoarrptsino-Mf EarnigeitntaeeCrso,rNp,ewNeEwngYlaonrkd, DNi.v,YW.; aWlth.aMm., HMoaxssie.;, AGe. rGhuatrsdcthRic.kK, rMugg,r,SaTfeecthynDiciarlecStoerrv, iUcen,itNedatiSotnaatel sLGimyepsAumssoCcioa,tiConh,icWagaos,h1in11g.;toKn,enDn.eCth.: HEaoswtoanr,dPRai.e;eeRnosytaGh.l,SMtoatnta, gCerhieoff, TSraafientiyngDaivn.d MSaeftaelty&, ANlpohna-MPeotratllanMdinCeeHmeeanltthC o&, BSaefthelteyh, eUm. MS.inBeusreCaourpo,f MMciCneosy, QWuaasrhriyn,gKtoinn,gDo.f CPr;uJssoiha,nPJa..;S`wAerevniedyT, iSeanfseotyn,EDngirienceteorr, of Insurance and Safety, Material Service Sub. of General Dynamics Corp, Chicago, 111. VisMuaalteAriiadlss CCoo,mMmiidtt-eEe--astCDhaivrl, eWs inGs.tonS-hSealletmon, N(.CCh.a;ir`mHaonw)a, rdSaFf.etJyohEnnsgtionnee,rP, erVsounlcnaenl M`Lgesr,lieMiSn.erValolPtreo, dSuacftsetyPlCanotnss,uGltaAntF, TChoerpV, oIlntde. EPnrtoedrpurcitssesD, iLvo,gBanosupnodrt,BrIonodk.,; JNa.mJe.s; 14 &W.MWineoroadlsleGy,roMupg,r.H, oSuasftoetny, T&exIn.;dLusetariaPl. HWyagirenneer, , DJrre.,sDseirr. IRndisukstMrieasn,agInecm.,enPtetSreonledueme, Fred S. James Co., Philadelphia, Pa. OffG-throev-JeoLb iSmaefeDtyivC., oTmhmeitFtelein--tk`oFtreaCnoc.i,sLWim. eBKusilhn, (MChda.;irCm.aRn)u, sDseirlelctMoraottf sSoanf,eMty,anMa,geJr. oDfireAcctocrideonft SParfeevteynt&ionI,ndDusratrvioal CHoyrgpi.,enPe,ittMsbaurrtginh-,MPaari.e;ttaJ. CMoripl.t, oNnewDuYrohrakm, ,NC. oYrp..; WN.aYlt.er N. Knorr, Ass't. Ins. Mgr. & Safetv Mgr., The Flintkote Co., White Plains. PubJl.icWity. CChomesmhiitrteee,--JrE.., SWaf.etByaEunmgainnee(rC, hSauipremriaonr),StCoonnesCuloti.,ngDiDv.irM., aSritlivne-Mr Sarpireitntga, CMordp..,; CGrrueeshnesbdorSot,oNne. CA.s;snC.,haWrlaeshsinEg.toHn,awDk. inCs;, IHII., DBirra. dolfeyMJeomhbnesrsohnip, DSeirrv. icoefs,SNafaetitoyna&l NHaetailothn,alALmimeericSatnonMe IinnsintigtutCeoInngcr.e,sWs, aWshainsghtionng,toDn., CD.. C ; Robert M. Koch, President, Legiicselsa,tivNeatCioonmaml itCterue--sheCdhaSrtloense A. sHsna.,wWkianssh,inIgItIon(,ChDa.irCm.a;nE),. DWir.. oBfaMumemanbe, rCshoipnsuSletirnvg DGirro.,veSLilvimere SDpivri.n, gT, hAe dF.l;in`tkForteanCcois., WLim. eBuKsilhn,, SMr.d,.;MWgrm.,. IEn.duGsatreiallitzR,eJlart.i,oInnsd, uMst.riaJl. RDeirla. toiofnSs aMfegtyr.,&THnoeau ~. oArpm, eOrihcaion GMrainvienlgDCivo.n,gCreinssc,inWnaatsi,hiOnghtioon;,HD..BCra;dEl.eyJ.JWohanrsionng.. J r., Asst. Vice President,, averack and Haines, In c, Buffalo. N. Y. TraAinlipnhga PCoormtlmanitdteeC--em` HenotwCaor.,dERasietofne,nPstaa.;hlEdw(CahradirPm. aBnl),azMewgirc.,z,oMf gTrr.,aiInnidnugstrainadl RSealai. tCioonrsp,. DHoiru.doafillSe aCfeotnyst&rucItnidounstMriaalterHiaylgsi,enInec,.,MMarotirnri-sMtoawrnie,ttNa .CJo.r;p.J,. NMewiltYonorkD, uNr.haYm.;. JBaumlle,s SAu.peHrviciskoeryo, fAMssti.neSaSfaefteytyD, irD..,epPtorotflaInndduCsetrmye,nLt aAbsosrn &, SHkoukmiea,n IIRI.e.;laEtiodnwsa, rSdtaHte. oSfkoWkieis,co11n1s.in, Madison, W is.; Ivah F. LeGore, Safetv D ir, Portland Cement Assn, CamGeyrposnumAwAasrsdocCiaotimonm,itCtehei--caFgore, d11J1..; REodgewrisn (PC.ha3irrmaza.snv).t, cMz,gMr. gArd, mIinndiustsrtartiiavle RSeelravtiiocness,, tHioonuadlaGillyepsCumonsCtrou,cHtiounroMn aCteemriaelnst. DMivo,rrAisltpoewnan,, MNi.chJ. .; Guy Moulds, Safety D ir, Na LonCRoa, nDgeenPvlearn, nCinoglaC; o`mFmriattnecei--s *WP.. CBuHsaht,leSrr,, AMssgt.rL, aIbnodrusRtreilaaltioRneslaMtiognrs,, IMde.a!J.CGemroevnet LMimineerDalivP,roTdhuectFs liPnltaknottse, CGoA, FLiCmoerpK,ilnIn,dM. Pdr.;od`uHcotswaDridv,J.BJoouhnndstBornoo, kP,erNso. nJn.e;l `MGagrr, lNa.ndC .M; id` Hyeotwtea,rdSafReiteyfeDnisrt,aMhla.rtMin-aMnaagreierttoafCTorrapi,niSnugpearniodr SStaofneety,CoA. lDphiav, PRoarlteliagnhd, rCiaelmeSnetrvCiocempSaunby., oEfasGtoenn,ePraa! .;D`yAnarmviidcsTCieonrspo,n,CDhiicraegcoto, r11o1f.;In` sDuorarnseceO&. SSaefipeltye,, MMagter, MSagfert,y C&orpP.erSsoafnenteyl, ATdhmeinSisttarnadtiaornd, VSlualgcanCoM, aYteoruinalgsstoCwon, , BOirhmioin;gh*aJm. ,R.ATlar.;ea`dLaewsaliye, S. Voltz, Safety Consultant, The Voltz Enterprises, Logansport, Ind. HosHpoituadliatiylleCCoomnmstirtutecet--ionEdMwaitneriPal.s, BIlnacz,eMwiocrzris(toCwhna,irmN.anJ).,: CMhgarr,leIsndEu.stHriaalwkRienlast,ioInIIs,, DMior.ulodfs,MSeamfebteyrsDhiipr,SHeruvriocens,CNemateionnt aDl iCvr,uNshaetdionSatol nGeyApssusmn, CWoa,shAilnpgetnoan,, MDi.chC.;.; CGaukyl R. Metzgar, Regional Safety M gr, Lone Star Cement Corp, Richmond, Va. NomCienmaetinntg CCoo,mDmeitntveee--r, *CPo. loC.;. H*Ja. tlRe.r T(rCehaadiarmwaayn,), MAgssrt,. CLoarbpo.r SRaefleattyionAsdmMingirs,traItdioenal, Vulcan Materials Co, Birmingham. Ala, StaCffhRiceapgroe,seIlnltiantoiivse--(>0E6d11ward J. Sedlacek, National Safety Council, 425 N. Michigan Ave, 'Past Genera? Chairman A M em bership O rganizatio n D edicated to Protecting Life and Prom oting H ealth March 21, 2001 Baron & Budd. P.C. The Centrum 3102 Oak Lawn Avenue, Ste. 1100 Dallas, TX 75219-4281 To Whom It May Concern; The attached records are kept and maintained in the regular course o f business of the National Safety Council, and it is the regular course of business of the National Safety Council to keep and maintain the attached records. The attached photocopied material is an authentic reproduction of an original file copy o f : NATIONAL SAFETY COUNCIL CONGRESS TRANSACTIONS 1970, VOLUMES 1-5, 7-23, 25, 27,28. National Safety Council, Chicago, IL. Respectfully, Robert J. Marecek Manager, Library 1121 Spring Lake Drive Itasca. IL 60143-3201 (630) 285-1121 FAX (630) 285-1315 S A F E T Y J AIR BAG SAFETY: BUCKLE EVERYONE! CHILDREN IN BACK! http://www.nsc.org