温拌与热拌沥青混合料摊铺作业人员危害因素接触的对比分析
魏新明邹兵姜素霞李明哲贾润中曹屹林胡中华
中国石油化工股份有限公司青岛安全工程研究院济南大学中国石化炼油销售有限公司
Abstract: 通过标准方法对温拌与热拌沥青混合料摊铺作业分别进行现场卫生学调查和实验室分析,了解工人摊铺作业中职业病危害因素的接触情况。结果显示,温拌相对热拌沥青混合料摊铺技术,可降低空气中二氧化碳、二氧化氮、石油沥青(烟)和苯并(a)芘等有毒物质浓度,特别是对人体危害较大的石油沥青(烟)和苯并(a)芘的浓度可分别降低37%和73%。提示,热拌沥青混合料摊铺作业时存在石油沥青(烟)超标现象,应为摊铺人员配备呼吸防护器材以降低接触风险。
- DOI:
10.13692/j.cnki.gywsyzyb.2014.05.010
- Series:
- Subject:
- Classification Code:
R134
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