涵洞施工安全交底签证表
安全交底签证表工程名称杭瑞国家高速公路湖南省岳阳至常德公路交底编号交底里程K62+755交底项目涵洞施工安全技术一、一般要求1、现场施工人员必须佩戴安全帽,电焊工工作时必须佩戴眼镜。2、基坑开挖时放坡不小于1:1,若交底另有要求,严格按交底执行;若因现场条件限制放坡不足时应设置足够牢固的支挡设施。开挖出的弃土离基坑边堆放距离至少应大于1m,且堆放高度不超过2m。开挖完成后,应在基坑四周设置防护栏杆及醒目标志牌,非施工人员不得靠近。3、配电箱以及其它供电设备不得置于水中,电线接头要牢固,并且要绝缘,输电线路必须设有漏电开关。4、挖掘机及吊车工作时,必须有专人指挥,并且在其工作范围内不得站人。5、...
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