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工程案例:2013年8月6日,江苏省通州市某工业厂房屋面女儿墙因遇大风被刮倒,女儿墙向内倾倒,砸破屋面板且坠落至厂房内,砸坏厂房内设备与产品,由于数幢厂房都是如此,合计经济损失达300万余元。原因分析一、现场原因分析事故发生后,笔者亲临现场,仔细观察咨询后总结女儿墙倒塌有如下原因。(1)该厂房檐高为4.5 m,女儿墙高3 m,砌筑砂浆强度等级为M5,从檐口起算,女儿墙厚仅为120mm,女儿墙高度过高,厚度又太薄。(2)女儿墙所处的纵轴线与横轴线相交处未设
Project Case: On August 6, 2013, the daughters’ wall of the roof of an industrial factory in Tongzhou City, Jiangsu Province, was hit by a strong wind and the daughter’s wall was dumped inward, smashing the roof panel and falling into the factory to smash the equipment and products in the factory As a result of several factories are so total economic losses of 300 million yuan. Analysis of the reasons First, the scene analysis After the accident, the author came to the site, carefully observe the consultation after the collapse of the daughter of the wall for the following reasons. (1) The eave height of the plant is 4.5 m, the height of the daughter’s wall is 3 m, the strength of masonry mortar is M5. Starting from the cornice, the wall thickness of the daughter is only 120 mm. The height of the daughter wall is too high and the thickness is too thin. (2) the daughter of the wall where the vertical axis and the horizontal axis intersection is not set