Document 6bdo7j3Mek9mOBqa75z8QNNk1

FILE NAME: Concrete (CONC) DATE: 1949 Nov DOC#: CONC019 DOCUMENT DESCRIPTION: Journal Article - Twelve States Pass Legislation Increasing Workers' Compensation i Vol. 42 N O V E M B E R 1 9 4 9 No. 5 ir* l^c-' published on the first of each .no fac nth tvr e f rt o r o f p ro C dumce rs n a I n , d C m ru a s n h u e * d % Stone# Gypsum, Limof Sand, Grav* and other nonmetallic miner* a\s.' Copyright 1949 hy Comploto i&CService Publishing Co., 538 S. Clark Street, Chicago 5, Illinois. f. urter H. W. PBrAesUidMeGntARTNER JAMEVSiceE-.PrMesiOdNenTtGeOnMd ERY Advertising Manager RVAiYce-lP.reSsiMdeITntH,anJdR, Circulation Manager W. TS.ecKrLetUarSySMAN WAITEREEd.itoTrRAUFFER WSIeLnLioIAr MFieMld. AEdViEtoRrY EOWAROFieJld. BERdiUtoNrENKANT HFAieRlOd LRDesRe.arOchRIEMdIiUtoAr PHacAiRfiRcYCoast Editor AMss.istEa.ntAENdSiEtoLr &Sp-- CWoOntLrFibuGtin, gBAEUdiEtoRr FRANK J. CORNYN Production Manager *1*1 Zfcid (A&cte \ r -<E n E d ito ria l....................................................................................66 News of the In d u s t r y .............................................................69 Thirty Years A g o in Pit and Q u a r r y ............................................ 79 Eliot Plant-- Newest Titan of the In d u s t r y ................................ 81 West Lake Quarry Achieves Low Power C o s t ................................ 85 Washington News L e t t e r ............................................................87 Canada Cement Company Expands Belleville P l a n t ........................88 CHICAGO BUSINESS OFFICE 538 South Clark Street Chicago S, Illinois Telophoao HArrison 74558 ERAeRpLresCe.ntKatAivYeE GEORRepGrEesePn.taGtiRveANT NEW YORK OFFICE Room 1235, 101 Pork Avenue New York 17, New York Tel. MUrray Hill 5-4438 a n d 5-4714 EasternWA. dAve. rWtisIiLngSOMN anager JOHNAssRis.taDntUBLE CLEVELAND OFFICE 465 The Arcade Cleveland 14, Ohio Telephone CHerry 4432 CeCnHtrAaRl LAESdvHer.tisBiUngSSMMAanNaNger PACIFIC COAST OFFICES 820 N. Magnolia Avenuo Whittier, California HARRY F. UTLEY HARRY ABNEY McDONALD-THOMPSON Terminal Sales Bldg. ~ Seattle 1, aW ashington SpecDia. l RR. eEpGreBsEenRtTative Coronado Court Tucson, Arizona Shaped Charge Demonstration a S u c c e s s .................................... 97 The Multiple-Jet Shaped Blasting C h a r g e ........................................99 New Company Expands Perlite 1500 Miles from Source of Material . 103 How to Depreciate E q u ip m e n t ...................................................105 Missouri Construction M an 's First Commercial Stone Plant. . . . 1 0 6 Jet Piercing at K i n g s t o n ...........................................................108 S c r e e n in g s ...............................................................................112 Modern Pumice Plant Has Capacity of 500 Tons D a i l y ................ 113 Report on Current Labor Developments . . . .........................114 N.S.G.A. Directors Discuss Important Industry P r o b le m s ...................115 Superior Insulation Introduces Dark Mineral W o o l .......................... 117 Mechanics, Techniques and Economics of Expanded Clay-Shale Aggregate Production -- V ...................................................119 Announce Eight Regional Directors of U. S. Bureau of Mines . . . 1 2 2 Twelve States Pass Legislation Increasing Workers' Compensation . 124 The Concrete Manufacturer News of the In d u s t r y ............................................................... 177 First Aglite P l a n t ....................................................................... 182 N.R.M.C.A. Board Meeting at A s h e v ille ....................................... 186 Logical Tieup Between Block and Sand-Gravel Operation . . . . 1 8 7 Krumhaus Installs New Type Automatic Block M a c h i n e ...................189 POarbsoitnu!a rMieesn..t.i..o..n...................................................................................................................................................................................................................122LS TNMreoawdra MIMnfaocromhtaientiteo.nr..yP....l...e.....a....s....e....................................................................................................................................................................................................................................................................................{1246HI TLlnredagfafxilc DtNoeecwiAsisod.n.v.s.e...r.t.i..s...e...r.s.............................................................................................................................*........................................................................................................................................I1S57240 P!MIT ATMHEO QEUNAGRR!Y-'' IS INDEXED To subscribe*vc' oDVat?a. an lwowrl*?rnraigthot*hhaavned acdodrrneesrsocfhsaanvgseido,psgiivnediocladteas iswsulel waithnwwhakdhdyreesasr.  Sine the (all of 1946, throe Modal 36 FD roar-dump Euclids powered with Cummins diensaelasrhAavlbeahnayu, lKedy. 1,T75h0e,s0e00hatuolninsgofunroitcsk afrreomnoqwuawrroyrktiongcrtuhsrheeer 8fo-hrr.CsuhmifbtseralanddayQaunadrrieeas,chlneo,,f the Cummins-Powered Rear Dumps moves 100 t.p.h. over haul roads that average threecternetthescoonfsatrumcitlieononaet Wwaoyl.f CArleleakgDgaremg,at1e2 pmrioledsuacewdayb.y Cumberland Quarries is used in con Pacific Carbide & Alloys Co. Buys Quarry Through R.F.C. PoPrtalcainfidc, COarrbe.i,deh&as AallcoqyusirCedomtphaenyooldf BtelrapcrkiseM, aOrbrlee.,limfroemstontehequRaerrcyonnsetraurctEionn sFailneanwceereCotrhproereatisohna.ft Iknilcnlsudaendd inoththeer e2q4u0ipamcreenst.. The deposit comprises about paAnycceonrdgiinngeert,o imJammeedsiaHte. pJleannssenc,alcl ofmor otonlsyupspulfyficthieentlimqeusatorrnyeinngeedansdof ctrhueshtiwngo Ecollnecmerann'scaclaclicniuerms-cnaorwbidien spelravnict e loactattehde in Portland. Midwestern Perlite Corp. To Make Lightweight Material utiMliziedwOesktlearhnomPaerlgitaes aCnodrpoNraetviaodna woirlel mtoatperroiadluccealalednePwanlaigchaltiwteeigihnt bauipldlianngt tiongbetoeraencteadninnouOnkcleamhoenmtamCaidtye, abcycotrhde OkTlahheomplaanPtlanwnililnghaavned RtherseoeurcseesctBioonasr--d. a raw material storage building, a second satrufcintuisrheedformahtoeurisailngweaqreuhipomuseen. t, Baansidc patents for ^the firm's manufacturing pMroecteaslss aRreeduocwtinoend Cboympthaeny Coomf biSnaeldt Lake City. cPohnildaudcetlepdhibay, Eit. Lw. aCsonswhoewlln& Cthoamt p"anthye, panhtyis-ibcaacltepriraolpecrteimesenotf mNoorerththAanmermiceaent mstaenndt.a"rd specifications for portland ce areAtmhoenfgolltohwe inugse:s doafiritehsi,sbnamews, pgryomduncat bsiautmhs,holuoscekse, rplraonotmcsa, festweriimasm, inregstapuoroalnst, kitchens, hotel kitchens, etc. Zonolite Company Reports Increased Profits in 1948-49 duTcehreofZvoenromliitceuliCteominptahney',UnlaitregdesSt taptreos, wMiitchhp.,lanLtisbbiny,BlMueoInstl.a,ndA,l1b1a1n.,yD, eaNr.boYrn.,, rPeipttosbrtuerdghe,arPnai.n,gasndofTmraovreeletrhsaRn e$s5t,20S,.0C00., Lfoarst tyheearydeuarrinegndthede cMomaprcahrab3le1,pe1r9io4d9,. tchoempfiagnuyredewcalasre$d35a6,1000-0c.entIdnivJiduenned tohne its 984,112 outstanding shares. LaSalle Materials Co. Reopens Sofvay Quarry A t Winnfield, La. L aO., pfeorramtieornly oofwtnheedqbuyartrhye aSt oWlvainynPfireoldc, eresssuCmoemd puanndyerofthBeaotownneRrsohuigpe,ofhathsebeLean SanaldleriaM, Latae.riaTlsheCoqmuaprarnyyh, aIdncb.e,eonf cAlolseexd sWinicnenfSieolldvaayboduistpoaseydeaorfagitos. holdings at affLilaiaStaeldle wMithateSrioallvsayCofomrpaanynuhmasbebreeonf ytheearqs uinarrtyheatdiWspoinsnitfiioenldo, fbumtahtearsianlsotfruonm ptillantht.is fall installed equipment at the whDouweatso ttoheharevceenmtadneaagtehdotfhJeohqnuaRrroyyaalt, Wsupinenrvfiiesledd, wbyorkO.at Rt.heStpelpahnetnsi,s bpereinsig dMeantteriaanlsd. general manager of LaSalle Permanente Men Celebrate 1000-Day Safety Record licTathioisn Eofarththe, PaetrtmraacntievnetecComempaennyt Cpoumb pSaenpytemabnedr irsesluaeteda ffuirlml-ps,agcearcraienddidinshiotst o1f,00fi0vedaPyesrmoafnwenotrek wwoitrhkoerust acelleobstr-attiimnge accTihdeent". picture of the month" showed ABrrotwnM, iJlilmerm, yJiVmia MancdAmSaulplye,rintHenadroelndt cRo.mJpolelitfifo,n eonfjotyhieng10c0i0g-adrasy taoccmidaernkt-frtheee period. LoFuirsovniltlieer SCteomneenPtroCduocmtsp, aInnyc., oafndNtehwe Yciodrekntws oinnretchoegnTiteionnthfoAr nnnoulaolst-Aticmceideanct sRpeodnuscotrieodn bCyonttheest NfoerwBuYffoarlko aSrteaatefirImns sautraancbeanFquunedt. heTldheatfirtmhes Hwoerteel hSotnaotlreerd, Buffalo. New Anti-Bacterial Cement Offered by North American NoArtnh Aimmpeorritcaannt Cneemwe'ntprCodourpcot raotifonthoef NAecwcordYinogrk tios itthse amntia-nbuafcatecrtuiarler,cem"beanct. tfearcieas aonfddfaumnpgi ocranwneott cgornocwretoen ftlhooerssuirn which this cement is used." conNfoorrmths Atometrhiceanphaynstiic-ablacatenrdialchceemmiecnatl TreeqsutiinregmMenattserioafls AspmeceirfiiccaantionSsocfioertypofrot-r land cement, C150-47, Type II. In tests 78 In December, 1947, Kelley Island Lime and Transport Co., af Clay Center, O., replaced a 65-ton steam locomotive with a 50-ton General Electric diesel-electric unit. Since then, two 8-hour shifts for the steemer have been cut to one 9-hour shift for the new locomtive; fuel costs heve dropped from $15 a day to $14 a week; availability has risen to nearly 100 percent; end total savings of $1000 a month have been estimated by company officials. cTahres dloieasdeel-delwecitthriclimoep,erbayt-epsroodvuecrts7, rmesiildesueo, forfawiralyterl.evel track, hauling up to twelve 30-ton A S X _____ i A - Twelve Se*VsSc-v-*..- States Pass Legislation Increasing Workers' Compensation ?v ' F1R^ ILcLomSpenlisbaetriaolnizinlagwswhoarvkembeene'ns jf" tureswtihdieslyyeeanracintedcobnytinsutaatteiolnegoisflaa- r trreecnednt wyehaircsh. has spread rapidly in y cuAlt ltthoouogbhtaicnomatplethteis dtaimtaearbeecdaiuffsie- ; otof twheorlkamrgeen'nsumcobmerpeonfsbaitlilosnrewlahtiincgh yr,,- vfleoaolds tshtaattestlaetgeissleantuarcetsi,nga bsiullrsvebyoorset-- T isnugchbelnaewfsitsinocrluodtheerAwliasebalmibae,raMlizoinng vtaannaia, , NRehwodeJeIrssleayn,d,OShoiout,h PDeanknosytal, TWeinsnceosnsseine,aVndermWoynotm, iWnge.st Virginia, meAaslaubreamcaa'lslinlgegifsolratuarne ienncraecatseed ina wtoor$k2m1 epne'sr wcoeemkpeannsdataionninpcareyamseenitns ' m$8a,4x0im0.umIt paalysmo ernatissefdrommed$i6c,a0l00antdo hoAspibtailll pparoyvmiednintsg. for a $2.50 week ltyionincbreenaseefitsin wwaosrkemnaecnt'esdcoimn pMenosna tmanuam. wUinlldebreth$e20nefworlaaws,inthgelemmaxain " aonrdm$o2r6e adewpeeenkdefonrtsa. mAannotwheitrh nfievwe mMeodnitcaanla aildawanindcrehaossepditaml abxeinmeufimts uacntdetor $th1e,00w0o. rkmen's compensation a NbiellwprJoevrisdeiyn'gs "lefuglilslactouvreeraegnea"ctfeodr pweonrskaetrisonunladwe.r Itht eexwteonrdksmweonr'skmcoemn's r cdoematphensaartiisoinng, eiftrhoemr foerminpjluoryimesenotr, wfrohmen "scuocmhpeinnsjuabrileesococrudpeataitohnaalrdisiess- edaesfein."ed aNespweciJfeicrseliyst olafwocchuepreattoiofonrael g?.; Tdisheaatselsistwihsicahbowlisehreed cboympthenesanbelew, ^ jcauwp,atwiohniaclh ddiesefianseess caosmfoplelnoswasb:le"oAcl-l i>j cdoisuerassees o-fariesimngplooyumt eonft, awndhicihn athree . - daruee toor cawueseres acnhdarcaocntedriitsiotincs owfhicohr' ppaectiuolnia, r ptroocaespsarotircuelmarpltoraydmee,not,ccour wpohsiucrhe doifseaanseys eamreplodyueee ttoo athecauesxe tchoeurresoef ofarihsiisngemopultoyNomf enant.d" in the waEsnaacbteildl bboyosttihneg Owhoriokmleeng'isslactoumre - pweeneskalytionanbdenienfcitrseafsrionmg d$2e5a.thto p$a3y0 ments from $7,500 to $8,000. peMnsaaxtiiomnubmenwefeietkslyhawvoerkbmeeenn'sraciosmed iTnhePennnewsylvPaenniansyfrlovmania$20legtiosla$ti2o5n. ablesnoefibtsoo1s5tedperoccecnutp, atainodnalincdriesaesaesde . a6l0lowtoan9ce0s dfoayr smeadnidcalfrsoemrvic$e1s5f0romto $22A5.num' ber of bills related to work amdedni'nsg cotomptehnesaltiisotn,ofinccolumdpinengsaobnlee oincgcufpraotmionsaillicdoissiesasaensddiassabbeisltiotysisa,riosr cdoisnacbeirlinteyd awriisthingthefrpoemculiaanrychcaaruasce tienrgisttihcast opfaertmopflotyhme esntat,teanladwrewpheiaclh sparotivoindefsorspseilciicfoicsisanadndloawsebresctoosmisp. en latPuarsesewdabs yathbeillSoruaitshinDgakthoeta wleogriks $m2e0n'sto c$o2m5peanswateioekn, acenidlinbgoofsrtoinmg theAmninewimuTmenfnreosmsee$7.l5aw0 toin$c1re0a.sed wfroormkmean'slucmopmpesunmsatiomnaxailmlowumanceosf $a6n,d500intcore$a7s,e5d00 mfoarxtiomtaulmdisawbeieliktyly, benVeefirtms ofrnotm's $2le0gitsola$tu2r5e. increased mpeinnsimatiuomn bweneeekfiltys fwroomrkm$1en0'stoco$m12 aInt dalstohedomuabxleimd uhmospfritoaml a$n2d0mtoed$i2c5a.l $b3en7e5fittos, $7ra5i0s.ing the ceiling from bilEl nainccteredasiinngWewseteVkliyrgiwnioarkwmaesn'as cmoummpeonfsa$ti1o8n tboen$e2f5it,s wfriodmowsa' mbeanxei ofictscufproamtion$a3l0dtisoea$s5e0s;otiht earlstohamnaskielis cosAis cboilml peennascatbelde. in Wisconsin in cpreenassaetdionmawxeiemkulymbewnoefriktsm- efnro'smco$m28 - mtoen$t3s3f.o5r5.deaItth oalrsomaijnocrreinajsuerdy. pay- proTvheed Wayobmililnginlecgreisalsaitnugr,e baelsnoefaitps. Tschriebendewby liitbsersaploiznisnogrslaaws thweasmdoest ilmatipoonrtaanfftecptiiencge woof rkWmyeonmisningcelegthise omreigni'nsacl oemnapcetnmsaetniot nofatchteinsta1te91w5.ork broAandeIndeadhoprboivllisiwonhsichofwtohueldsthaatev'es prersepseirnattosrilyicodsiissealasews aansd caodmdpedenosathbeler usantdioenr tahcet swtaatse vweotorekdmebny'sGcoovmeprneonr G. A. Robins, who pointed out that 124 ointtheerrimlegleisgliastliaotinveprsotuvdidyedof foIdr ahaon wpaotrikomnaelnd'sisceoasmepleanwssa.tion and occu peBnsilaltsiotno liinbervaalirzioeuws orreksmpeecnt'ss cwoemre swtirliltipnegn. ding in several states at this comPrpoepnossaatlisontostabturoteasdeton inwcolurkdme eemn's pwleoryeeesinotrfodsumcaeldl fiirnmsa nonwumebxeermopft smtaetnetslegoifslasutucrhes,bibllust hnaovenewbeeennarcet ported thus far this year. Tom, Dick and Harry Get The Low-Down on Marquette annSuoamletrheipnogrtnsewwaansdmunaiilqeude irnecseimntpllyifiebdy tmheentmaMnaagneumfaecntut roinfgthCe oMmpaarqnuyettteo Cthee hitosmseusbsoifdiaalrlieesm. ployees of Marquette and staDteemsiegnntesduntodermstaaknedacbolempaanndy aftitnraacntciviael otof aanlld, trheitsurnspsecfriaolmre1p9o4r8t oopnerathtieoncsosist pErnetsietlnetded Tinomco,lorDfuiclkcomanicd-boHoakrrfyo--rmtahte. MthearqfaucettsteinTeliavmely, trhuennrienpgorctonbtriinnugistyouint cseonntvaetrivsaetioonf bweatwgee-eenarncehra,ramctearnsagerempernet andPriinntveedstoinr gforouurpsc.olors, readability and iusnfduerrtshtaenrdianbcirleitaysedofbythebre1a6k-dpoawgen roefpoarllt hfiigguhredsegtoreea opfepr-eermsopnlaolvizeaetiboansiiss. acThhieuvseda in each item. Autobiography Tells Story O f LeTourneau's Career comAplvisivhimdenrtescoordf oRf. thGe. lLifeeToaunmd eaauc, pforeusridemnatnuoffacttuhreingcompplaanntys wlohciacthed hains tishetoUldniitneda Sntaetwes baiongdraopnhey injusAt uosftfratlihae, pSrteosrsy: oMf Rov.inGg. HLeeaTvoeunmaenadu)E. arth (The invIetnttirvaecneesssthecrecaatreeder omfacahimneasn wwhhoicshe hwaovreld. reWvorliuttteionnibzyed Dotnhaeld eFa.rthAmcokvlainndg oMfr.LoLnedToonu, mwehaou flienw t1h6e,0c0o0urmseilesofwiatsh sHeemabvleinngamndateEraiarlthfocronthtaisinbsomoka,nyMoinvtienrg' evsetainl gthaeneicnddoutsetsriaalndanidncsipdiernittusawl hpihcihlosreo rpuhbiebsero-tfirtehdiscomnasntruufcatciotunreerquoifpmhiegnht-.spPeuebd Ylisohrekd. by Iverson-Ford Associates, New GrOavffeicl iaAlsssoocfiattihoen Nreactieonntlayl iSsasunedd atnhde c1o9n4t9ainesditaionlisot f otfheoffYiceearrs, Bmoeomk,bewrshicohf tahsesocbiaotaerdmeomf bdeirrse.ctoTrsheanbdookactailvseo canard rwieosrkasibnrcieefitsacocroguanntizoaftiotnhe33asysoecairastiaogno's. P lf nitri Oimrri/