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随着夏季降水增多,汛期排水亟需引起重视。在污水管线、下水道通堵作业中,应防范中毒和窒息事故的发生。2010年6月2日7时,北京市昌平区水务局施工总队3名作业人员在沙河镇市政污水管线第14排干20号污水井通堵过程中,因一氧化碳中毒,造成2人死亡,1人轻伤,直接经济损失76万元。事故经过2010年6月1日,水务局施工总队项目部技术员黄某安排劳务负责人刘某到20号污水井进行通堵工作,黄某让其带好发电机和水泵,同时简单交代了安全注意事项。2010年6月2日7时,刘某安排总队劳务分包负责人赵某等3名工人具体施工,3人带着汽油抽水泵等工具到达现场后,因抽水泵进水管不够长,3人就将抽水泵放置在污水井底部平台上进行抽水,
With the increase of precipitation in summer, flood drainage needs urgent attention. In sewage pipelines, sewer operations, should prevent poisoning and suffocation accidents. At 2:00 on June 2, 2010, three workers from Construction Corps of Changping District Water Resources Bureau of Beijing killed two people in the process of blocking the No. 20 sewage well in the No. 14 row of the sewer line in Shahe Town due to carbon monoxide poisoning. 1 Minor injuries, the direct economic loss of 760,000 yuan. Accident After June 1, 2010, the project manager of the Construction Corps of the Water Resources Bureau, Hwang, arranges for labor service manager Liu to work on the No. 20 sewage well. Hwang makes it a good generator and pump with a brief account of safety precautions matter. At 0700 on June 2, 2010, Liu arranged for the construction of three workers such as Zhao, head of the subcontractor’s service subcontracting team. After three arrived at the scene with tools such as gasoline pumps, the intake pipe of the pump was not long enough for three people The pump will be placed on the bottom of sewage wells platform pumping,