论文部分内容阅读
为了解采石作业环境对工人身体的危害情况,我站对山罗、田龙、平乐三家采石场进行了劳动卫生学调查。三家采石场共有职工496人,采石方式全部为手工操作,露天开采。凿炮眼采用湿式作业,粉尘浓度(128个样品)平均为2—6mg/m~3,矿山夏、秋季气温比野外偏高1—2℃,相对湿度为65—70%。每年都有先兆中暑和轻度中暑发生。外伤较多,主要
In order to understand the harm to workers’ bodies caused by the quarrying operation environment, I conducted a survey of labor hygiene on the three quarries of Shanluo, Tianlong and Pingle. A total of 496 workers quarry three quarries all manual methods of operation, open pit mining. The chisel bore was wet-typed. The average dust concentration (128 samples) was 2-6 mg / m ~ 3. The temperatures in summer and autumn in mines were 1-2 ℃ higher than those in the wild and the relative humidity was 65-70%. Each year have threatened heat stroke and mild heat stroke. Trauma more, mainly