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1987年12月18日,甘肃铝厂机修铆焊班一铆工站在梯子上递送石棉板时梯子滑倒,从离地面1.4m高处随梯子倒地,致使颅脑重度损伤,经抢救无效,于次日死亡。该梯子是一把由钢管焊制而成的挂梯,长2.5m,下宽上窄,上头弯成圆弧状。为了安装电解车间通风管道,铆焊班也拿来一把梯子,当时就在旁边,而该铆工却顺手把拄梯拿来使用,这是造成这次死亡事故的起因。梯子放置不当是造成事故的主要原因。据调查,当时梯子是小头在下,大头在上,
December 18, 1987, Gansu aluminum plant a riveting machine a riveting station on the ladder when the delivery of asbestos ladder slipped from the ground 1.4m height with the ladder fell to the ground, resulting in severe brain injury, the rescue is invalid , Died on the next day. The ladder is made of steel pipe welded ladder, length 2.5m, width under the narrow, curved into the top of the head. In order to install the ventilation duct for the electrolysis plant, a ladder was also brought in by the riveting workshop, which was beside it at the time. However, the riveting work was used smoothly by the ladder, which was the cause of the death. Improper placement of the ladder is the main cause of the accident. According to the survey, when the ladder is a small head in the next, the bulk of the last,