昆明市某水泥生产线职业性噪声危害的调查

目的了解昆明市某水泥生产线职业性噪声的情况,提出相应的防护对策和管理措施。方法在现场劳动卫生学调查的基础上,对该生产线各噪声作业岗位进行现场噪声监测。结果岗位噪声强度的达标率60%;噪声作业分级中,0级安全作业点8个,占53.3%;Ⅰ级轻度危害作业点3个,占20%;Ⅱ级中度危害作业点3个,占20%;Ⅲ级高度危害作业点1个,占6.7%。结论职业性噪声是水泥生产线最主要的职业性危害之一,应充分考虑改进生产工艺、合理布局、隔声、消声、吸声和隔振降噪等综合技术措施,并做好个人防护。

Survey on the Occupational Noise Hazard in the Cement Production Line in Kunming

Objective] To understand the occupational noise in a cement production line of Kunming and put forward relevant countermeasures for protection and management.Methods] On the basis of labor health investigation,surveillance was carried out on the on-site noise in the noise-exposed working posts in this production line.Results] The eligible rate of noise intensity was 60%;according to the classification of noise exposure,8 working posts belonged to class 0(53.3%),3 belonged to class I(20%),3 belonged to cl...