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Study on classification of risks caused by hydrogen sulfide exposure at various workplaces
Author(s): 
Pages: 192-194,196
Year: Issue:  4
Journal: Occupational Health and Emergency Rescue

Keyword:  作业场所硫化氢风险分级;
Abstract: 目的 探索不同作业场所硫化氢风险分级方法.方法 采用风险评估方程式“R =SL”,即事故风险是基于事故危害程度与事故发生可能性的乘积.事故危害程度指标通过各行业硫化氢中毒事故死亡人数进行计算;事故发生可能性指标则为专家打分确定导致硫化氢事故的6项影响因素权重值与这6项因素现场分级评分的乘积.结果 通过该公式,建立市政下水道抢修作业等5类作业场所硫化氢中毒事故风险等级划分标准,并结合不同风险等级,制定相应的硫化氢推荐防护标准.结论 本风险分级法为不同作业场所划分风险等级提供了统一、简便可操作的方法,但需要在实践中进一步完善.
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