重庆市某石粉厂石灰石粉生产线工程扩建项目职业病危害控制效果评价

Evaluation of occupational hazards control in an expansion project of lime stone powder factory production line

目的根据国家有关法规和标准,对重庆市某石粉厂石灰石粉生产线作业场所中存在职业病危害控制效果进行评价。方法依据《工业企业设计卫生标准》《工作场所空气中有害物质监测的采样规范》,采用现场职业卫生学调查、职业病危害因素检测和职业健康检查等方法进行评价。结果粉尘和噪声是石灰石粉产生的主要职业病危害因素。其中粉尘合格率为53.33%,噪声合格率87.5%。粉尘超标比较严重,噪声作业点属Ⅰ级(轻度危害)的有2个,Ⅱ级(中度危害)的有1个。结论粉尘的防治应加强改进,噪声的控制技术也需要提高,并同时做好工人个人防护。

[ Objective] To evaluate the occupational hazards control in an expansion project of lime stone powder factory production line. [ Methods] according to ＂Hygienic Standards for The Design of Industrial Enterprises Harmful Substances Sampling Specification in the Air of Workplace ＂ , On-site occupational health survey , detection of occupational hazards and occupational health examination were used for evaluation. [ Results ] The main occupational hazrds were dust and noise . The qualified rate of dust and noise was 53.33%, 87.5% respectively. Dust exceed the standard seriously, 2 noise operation points was grade I （mild harm}, lwas grade II （ moderate hazard ）. [ Conclusion ] The dust prevention and control should be strengthened to improve the control technology, as well as noise and personal protection.