当前时间: 2026-08-16 00:02:44
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大模板的安全隐患房建项目施工,木工是几个工种里面风险最高的工种。铺设梁底时没有作业平台,全靠站在水平杆上作业;边梁铺底板,安侧模,往往临边防护缺失,作业条件十分危险。安装柱、墙大面积侧模时,需要爬上爬下。为了提高效率,经常会采取预拼大块模型的方法施工。但是大模板提高效率的同时,带来了安全风险:倒塌的风险。我曾亲身经历了两起大模板倒塌引起死亡事故。都是在涵洞施工时,墙身模板采用预拼大模。原本的模型是1.2*1.5的钢模,两个人抬得动。但是组拼成大模板后,重量达几百公斤,而这种侧模往往比较高,(3-4米很普遍)很容易倾倒。如果模板外侧的架体离得远或者搭设间距大,就不能起到支撑模板作用。大块模板倾倒后,如果有人被压在下面,人工无法移除模板,延误救援,酿成事故。这个木模,由八块胶合板拼成,下部支在钢筋上,工人说,上部用铁丝和钢筋连在了一起。我用手摇了摇,似乎挺稳固。等我爬上外架去看工人所说的连接时,我吓出了一身冷汗。工人还满不在乎的说,我在这儿干活呢,出问题我先遭。
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