Document B8xGm34Z8RDq1yRGRzG5m5YaE

FILE NAME Colonial Sugar Refinery CSR DATE 1964 & 1965 DOC CSR069 DOCUMENT DESCRIPTION Govt Inspection Results - Dust Counts and Temperatures Recorded in Wittenoom Mine and Plant : Vr GOVERNMENT of WESTERN AUSTRALIA WESTERN MD. 20. OFFICE OF THE STATE MINING ENGINEER STATE MINING MINES DEPARTMENT BUILDINGS please please pisase wate JW e 24th 24th June 1965 1965 Dr. J.C. y Murray J.C. McNulty De Health Department , Department PERTH Dear Dr, McNulty Tecorded Attached herewith are Dust Attached AttachedAttached herewith and plant June 1964 Counts Counts during Temperaturesfollowing Temperatures- : following tours November 1964 and . Yours faithfully .- A.J. DISTRICT INSPECTOR INSPECTOR OF MINES (Vent) Vdua Mens ASBESTO CONET COMET 5 103640 EXHIBIT \o3G4.9 n Counts Tabulation of Dust w l'at cUne ' AUSTRALIAN BLUE ASBESTOS PTY LTD ot Colonial Mine Main Adit - Top conveyor Belt 7 Level drive 7 Level NtNth h Stope TEMPERATURETEMPERATURE TEMPERATURE TEMPERATURE TEMPERATURE Wei ! 79 Beltoperating-operatornearby { thruairstrongflow Beltoperatingworkmeinnattendanci - thru air - strong flow piperequired | Tempidle - mineronAShift-16 trickle in end decternvaee aes Scraping- Sat16 EF onlevel position .. 8 Level Drive north SoD TTT TPE TTR TISTSTOTOMTLITC iC eee 8. Level 82N Stope and West Stope Drive 8 Level N Stope Drive vesdiseee 8 Level 838 Stope Scraper 100 position en nnd crecserel 8 Level 83- S NW Stope Level StopSteope 8 - SE Level 84S Stope . .140 480 nesnon . . .120 83 be Wateringdownandpreptobore tee Hand bogging - Thru airSlow flow..... Scraping EEFF- strong flow operator BoringThruair -verypoorflow .. Boring slow flow ben Temp secondary alow = very alow . flow secondary vent required 19 Level Drive South .nfo .280 Boring EF face ft passed breakthruto A No.Aditfanrepositioned 91 NLowerSeamStope dew 9 Level 91N Upper Seam Stope 220 Gos... Level Lower Seam Stope Drive Drive 84 ror 9 Level 91 Upper SeanStope 340 * closer No. Adit EFlevel below Scraping-. Sat10oVn Blevel- Ductveces Scraping to top Manway ee eee STAT Pe oulation of Dust Counts VATWALIAN VATWALIAN VATWALIAN BLUE Surface Fl^,nt , ' i 1 TEMPERATURE Checo ASBESTOS PTY LTD.. i 1 Count i Dry Wel I Hermarley Secondary Vibration section 290 ccd cessssnsamastibessgesttnensassonnesaesisgssscegsessctneian ssi ausensnnygngeasennatonses Drier Level .... 7 150 cunts ues Secondary crusher .... coe 120 ec Main Control Panel - 1st Leg .. 1000+ cos ate Main Control Panel 2nd Lega 320 Screens - Vibrati3nrg d .... 160 Bagging Section - East Side 410 Bagging Section North Side 300 strong southerly wind ....., Murphy agd A.J. .. sso on DISTRICT INSP OF MEINECS VTeOnRt Tabulation of Dust Counts i 4 TEMPERATURE TEMPERATURE TEMPERATURE ? : Vater Place AUSTRALIAN BLUE ASBESTOS PTY LTD { Count { Colonial Mine 10 Level Drive South 210 ee Wet Mech 84 186" bog ing back bogging =. 16 EF - Duct ft face more installed ...... DISTRICT INSPECTORi Bgd A.J.Murphycet.veoo Vent . INSPECTOR MINES Tabulation of Dust Counts hour AUSTRALIAN BLUE ASBESTOS PTY LTD Colonial Mine. Surface Plant + A TEMPERATURE coy yj Mrs. | Wet 4 complete cycle No. 1 Amerjet North unit 0 mins min 1.min 1.min . 21. min | 3.min oo 8. op |. tee co : eocecn connnneteneca[eeens ..8 cocsconeegyaesorenenieceeans 32 min ae eesaatientnnsbies MAE ieccccsccsesestnceccceesesseseniie No.2 Amerjet. Centre unit mins ** min eens Broncks 7 The | complete _ 3 min to a cover SoutSh outhmit Ce min eo ees cnet 24 min . vies cannes co 34 min z M ; fe H ot 3 " * a - Tabulation of Dust Counts Mic AUSTRALIAN BLUE Colonial Mine Top Section Surface Plant Pleas ASBESTOS PTY LTD { Cond, wot, TEMPERATURE . oo worl ' | Dry | Wet Remarks Feeder160 No. 2 Ross chain 160 ._. Adit H . Conveyor belt cas | 1 operator weet en sencareanant 1 oper.acctcccccoccccscrstccecesee . Ficking belt Primary Jaw CrusherKueKen . beaalapeceeeense 16 men working . ' sesuunesioneeuvssstense ses grassastestiaevageensvases Control _ Secondary Crusher bet cte cotene e etae Bottom Section point adjacent Rotary dryer vs 60 VibratingScreensNo1leg. Central switch board Platform _ Vibrating ScreenLesg Bagging sect- iNorothnside Bagging section- N.B. Murphy. VentilationVentilation . Tabulation of Dust Counts adits AUSTRALIAN ASBESTOS AUSTRALIAN BLUE ASBESTOS Plaer i 6 TEMPERATURE TEMPERATURE Count | Dey Wal yoo, bee Hernacks + . an Colonial Mine 81 81 Nth Stope Seam oo... Cece be net vatt ath ute isnes 200 a. 85 Temp idle from scraping Sat thru Lok Coenen cen ve airflow UL 81 Sth Stope Seam . 160 bori idle fn rom bg oring thru 84 82 Sth Stope Seam 8L 83 Sth Stope Seam oo 8L 85 Sth Stope Seam 91 3.No. Adit W. Drive csc 9L9 Sth Drive cen 9000 Stope Drive 10L No. 6 Adit Turnoff sivtces pense 9L 9000 Stope oo. ; Adit. Bottom of Main 100 .7.00 sesevsataseeanesenee dee 250 .. 79 Idle from scraping Vent 12 elec fam 78 Boring Sat thru flow ccc senses Boring Slow flow VentilationVentilation be perv stepupped ec csceereeeises ccnsesneneeeen BorinEg lec Partially recircBau gs 3l0afrtomi fancge BorEi lecn Strg ong flow at face a ccsessssesessseseensassvsssipneessee ..Tem Elec fp an eoeecereee Satisflowf flow aocccct cccccccco scsessesr essstnsy uernnsen van .. Temp 1dle from mech loading Vent 16 16 Elec fanSatisfactfolroyw ... 82 Spalling rack into pass Dead ; 10 Vent blower supplied not oo. installed installed installed i ccccccses cesestessessessnssesonsesusstantessane Idle from scrapei nd ng 26... Main Adit ae ' No. 2 Conveyor oo ecceeeesttsitss vel aneesnesarsecessafeseeeeeee ceeteceevtsae snevegieses see vanveaes Transfer fe 350 .77.5 .77.5 . 7.0.5 . 7.0.5 on m cevevsecnve tess tee auatesnseacanssutiesseveseciessvunircstsy antstecsneese OPE PR TS Tee Se ee re Tee T Seer re eer er ee Peeere Te TT TET ISePeeir lire eee eee ) ... Kennedy ..ccccccccsccsccccssscssccssecccseesseecsestsnesssenniassien: VentOFiMIlNEaS Vtenitiolantion Tabulation of Dust Counts Ihave, Ma AUSTRALIAN BLUE ASBESTOS - WITTENOOM GORGE Colonial Mine Surface EntrtoaMnaincAdeit Adit lev Junction of Main and 5 700 _ turnoff . 6161.. 613 Stope Seom | . 6L 64 Nth Stope Sean W. Drive 616161 65 Nth Stopo Senm 6L 61 Stope Seam ... . 72 Nth StopeSeam 72 Nth Stope Seamabn 72W Stope Seam Nth Drive ..|.... 3! West Drive 71 Nth Stope Seam 81 81 Nth Stope Seam oe cnn 8L 81 Nth Stope Seam 8L 140 no 8L Stope Stope 881000Nth Stope SUeaWmest Drive 8L 81 Stope T fon am 1 TEMPERATURE ! me DeDeyy Wel t Hetails wind blowing dust from mill in nace Ween direction nee e arte tone eee sated means Scraping Vent 16 Elec fan Sat _ 71.5 Temp 71.5 idle from boring Vent 16 Elec fan . More vent bag to be supplied 77.57 .5 Boring Vent 16 Elec fan 15 from | jon thru airway Vent bags to be installed ce jon fun 80.5 Boring 16 Elec fan Poor circulation at face Duct to be extended ; 75Boring away fromthru airwayVent - 16 Elec fan Duct to be extended Temp idle from scraping Vent 16 Jelec fan Sat flow Boring 16Elec fan Strong flow satisfactory Boring 16Elec fan Baga30 back from face Boring poorthru airflowVent be fan duct to extended on 16 Elec ; sae | Boring very poor thru air flow .. Boring airflow Vent be improved improved . cpuaceuemsrtecstestese Temp Temp Boring idle SlwairflgyElec Elec fan . Sat , , , 4 ve r es ee aoe Siete : Place COMET - WHITE ASBESTOS TEMPERATURETEMPERATURE TEMPERATURE Dry | Wat Surface Plant . General PlantFloor -Crushing Area ve cece 250 Bagging Section Storage and Loading Section Primary Screen Section 0 ce ce ule . Secondary Screen Section and cs 1000+ cyclones "|... Heberks Ja ee waria Bunny day strong northewirnd ly oo oc ccccceee seesesssbeeecetecsnieeseeeestee eee sgd A.J.Murphy.. SPECIAL INSPECTOR MINES Ventilation ot etr cat w Tabulation of Dust Counts Way Places AUSTRALIAN BLUE ASBESTOS PTY LTD o C'attal Drg 11.08 Hemales Hemales Churface Plant Top Section No. 2 Ross Chain Feeder .. Adit 160 .2 .. Conveyor Belt Picking . | BeltCrusher . snunaf runnin 4 ft Symons ce sateatsscesense c eunens . cc cei BOQ Prerereee Vest g td) tery aay rarer cesatesens vas cane sovctssvsnsy sissies ceca _ Switch board generaraela 240 Bottom Section _ VibratingScreensArea vin Central Switch Board Platform _ Below Screens Transfer Floor Bagging Section " # osvareaegenae goes Operators wearing face maskasovecesesiiceasen peafersedracccterssecefeoonaraee | Warm sunny day with strong northPrP Prenrreertener fereererreiraaetrn COTO TO rrr (a easterly wind INSPECTOR INSPECTOR OF MINES Ventilation 0 e a vast ......... Pliers Cord Beauueks AUSTRALIAN BLUEASLESTOS PTY LTD a . . Colonial Mine _JLevl 72 Nth Stope Lower Sean 100 77.5 temp idle - Sat thru air hes snes good adsense good flow - boosted by 16 E.F. _ 7 Level 72.N. Stope Upper Ma= c Sab good h flow 8 Level 81 Stope 8 Level 80 E Stope O00 GO |B Level 81 N Stone SthDri34v0 ole80 8 Level 82 Stope 8. Level 8 S. Stope cece }; 8 Level 85 Stope coc BO. 81.5 Level 85 Stope Drive 77 Scraping 78 Temp idle Sat . BoringstrEo .F. nstrg ong delivery delivery delivefracye ....... eee str ma veo ryn strongg 1a Tabulation of Dust Counts vu Colonial Mine TEMPERATURE aa vere oo Planes Chant Dry Dry Wat Returks Returks Junction Thru strongflow _ MainAdit- with No 540 PD 69.5 clissnn Qa, air - very 3L No. 3 West Level of No. 8 200 ves |.....80... Nech bogging Adit slh facestrong 8 Level 82 N Rise ce cesses 600 82 9 LevNeRilse ncn from e Exhaustairway 9 Level ) venn vet ssae neue es rise poor dene deliveryatbottomof above Rise ft backa ~ 9 Level So9uStouhth Drive Stope 19 Level OrePaseGrizzly 6 Level 6-12-13 Long Wall 460 ^' ... up5ft foggy sess on vnne ; Boring 16 E.F Vel atface vf satisfactory - Building.grizzly -- Thruair- Satflo Props boring Thru air 80 strong flow RiggingRigging gear --15 ftfromthruair fA flow secondary vent holed 6 Level 61 E Stope i ed .800 vss duct 40 ft fromface-morebagput on-just finishedcharging up 6 Level 62 N 8th Drive Lower Seam dc 6 Level 62 N N.W. Stope penvencantestesensa sansanensensedssecaseseeceeess e Nera By . i ve Tabulation OE < / . of D.st D.st Counts Date Miun WHITE COMET vee ASBESTOS WHITE _ WHITE 26. SurfacePlant | GeneralPPllantantFloor . Piner - Primary | Surface .1st crushersesction Floor- Cyclone i q C'art TEMPERATURE Dry t Woe i senses 1 i esses atten ttte tenes alec =. Hf 450 ( 240 i senna Bagging ote sisdeessaaseceuseees auveuns Section ws Belt | 1000+ TailingsConveyor Section 1000+ ert Warm vse sunnydaywithstrong es easterly wind a, pew TAT mn Aarne tra ah oe teeste ot ce DISTRICT7 agd A.d. kurphy Ly DISTRICT INSPECTOROFMsat Port Hedland 25th February 1964 The Senior Inspector of unesunes : Mines Department KALGOORLWIAE - Dust nuisance = Colonial Wittenoom Attached please find Inspector Hunt's copy of his recent entry in the Wine Record Book at Wittenoom As mentioned in earlier correspondence the mine is in maintaining their target production of experiencing difficulty which ia considered to be the minimum fibre per 250 tons of week Their own internal policies output to pay operating expenses reduction of mining costs has led to an exodus connected with the are proving most difficult and replacement miners of many miners to obtain . Because the nine is lacking in stope preparation the havd embarkedon a policy of retreating tailings from management and are also treating crude ore which was previously Eastern Creoenkaccount of its oxidised and therefore doubtful qsualitty ockpquaililtyed This work has been commenced since my previous inspection and the details are as suppcloienddibtyioInnsapsea ctroersHuulnttowfhothcelianitmredodtuhcattio mad tohfeboHnileldwraysreijnea ctsshaoncdkintgailings upon which no attempt had been the material selected Inspector Hunt is of the opinion to dampen directive towards the use of sprays may may help to over- that his I consider that I must make anothe come the nuisance nevertheless inspection very soon in Hunt dii mention that the undertaking may not . Inspector then an unsuccessful experiment but prove to be anything more such a visit I want to draw the matter to before I do decide on wish to have Inspector Hurphy visit the your attention in case you I would arrange my inspection at the same mine also in which case be more difficult to obtain time Flights to Wittenoom may transport could be required than any flights to Port Hedland so my if a Ventilation Officer will be case Please advise by telegram sent in investigate 4 eee! ree eee rte