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1、·2302·職業(yè)與健康2013年9月第29卷第18期OccupandHealth，Sept．2013，~o1．29，No．18·職業(yè)衛(wèi)生現(xiàn)場(chǎng)調(diào)查·甘南地區(qū)某金礦全泥氰化車(chē)問(wèn)職業(yè)病危害因素調(diào)查InvestigationonoccupationalhazardsincyanidationworkshopofagoldmineofGannanregion王玉玲，邢亞飛，孫苑菡，蔣蓉芳，陳渝WANGYu—ling，XINGYa-fei，SUNYuan—han，JIANGRongng，CHENYu1．兵器工業(yè)衛(wèi)生研究所，陜西省西安市710065；2．西安市疾病預(yù)防控制中心摘要：目的了解甘
2、南地區(qū)某金礦職業(yè)有害因素在各作業(yè)點(diǎn)的分布及作業(yè)工人個(gè)體接觸水平，提出預(yù)防措施和個(gè)人防護(hù)措施。方法按照《工作場(chǎng)所空氣中有害物質(zhì)監(jiān)測(cè)的采樣規(guī)范》、《工作場(chǎng)所空氣有毒物質(zhì)的測(cè)定無(wú)機(jī)含氮化合物》及《工作場(chǎng)所空氣中粉塵測(cè)定》對(duì)全泥氰化車(chē)間進(jìn)行檢測(cè)及分析。結(jié)果氰化鈉、氰化氫、氫氧化鈉、矽塵、活性炭粉塵和噪聲為該企業(yè)主要的職業(yè)病危害因素，檢測(cè)結(jié)果顯示，化學(xué)物質(zhì)全部符合國(guó)家職業(yè)衛(wèi)生標(biāo)準(zhǔn)限值。粉塵超限倍數(shù)超標(biāo)率為37．5％。噪聲8h等效聲級(jí)計(jì)算超標(biāo)率為75．O％。結(jié)論矽塵和噪聲是破碎篩分、磨礦分級(jí)、預(yù)浸吸附工段的主要職業(yè)病危害因素，應(yīng)加強(qiáng)除塵和防塵設(shè)備的日常管理和維護(hù)，在密集的高噪聲設(shè)備與預(yù)浸吸
3、附罐區(qū)域之間加設(shè)隔聲墻面。加強(qiáng)工人個(gè)人防護(hù)和加強(qiáng)職業(yè)健康監(jiān)護(hù)，防止職業(yè)病的發(fā)生。關(guān)鍵詞：全泥氰化車(chē)間；氰化氫；噪聲；粉塵中國(guó)圖書(shū)資料分類(lèi)號(hào)：R135文獻(xiàn)標(biāo)識(shí)碼：B文章編號(hào)：1004—1257(2013)18—2302—02InvestigationonoccupationalhazardsincyanidationworkshopofagoldmineofGannanregiOnWANGYu—ling。XINGYa-fei，SUNYuan—han，J1ANGRong-fang。CHENYuOrdnanceInstitutesofHealth，Xi’an，710065，China
4、Abstract：[Objective]Tounderstandthedistributionofoccupationalhazardsinoperatingpointsofthegoldmineandindividualex—posurelevelsofworkers-andproposepreventivemeasuresandpersonalprotection．[Methods]Inaccordancewith”AirSamplingSpecificationforMonitoringofHazardousSubstancesinTheWorkplace”，’Deter
5、minationofToxicSubstancesinTheWorkplaceAir：InorganicNitrogenCompounds”and”AirborneDustMeasurementinWorkplace”thecyanidationplantwasdetectedandan—alyzed．[Results】Themainoccupationalhazardsweresodiumcyanide。hydrogencyanide，sodiumhydroxide，silicadustIcarbondustandnoise．Thetestresultsshowedallch
6、emicalsubstanceswerewithinoccupationalhealthstandardlimits．TherateofdustO—verrunmultiplewas37．5％．Noise8hequivalentsoundlevelexceededtherateof75．0％．[Conclusion]Silicadustandnoisearethemajoroccupationalhazardsincrushingandscreening，grindingandclassification，theprepregadsorptionsection．Itisreco
7、m—mendedtos~engthenthedailymanagementandmaintenanceofdustanddust—proofequipment，andsetadditionalsoundinsulationwallbetweenintensivehighnoiseequipmentandprepregadsorptiontankarea．Personalprotectionandoccupationalhealthsurveil—lanceshouldbestrengthen
