李本伟,陈德志,张萍,康松,李克菲

• 1:中钢集团武汉安全环保研究院有限公司

摘要(Abstract)：

介绍了在复杂环境中,采用控制爆破技术爆破拆除180 m钢筋混凝土烟囱的工程实例,论述了工程方案的确定,参数设计及主要安全措施。针对烟囱尺寸大、钢筋密、混凝土强度高的结构特点,预先开凿大尺寸导向窗减少了爆破面积。特别针对烟囱高度特别高,自重大的特点,针对性进行防护土堤的设计。通过多角度观察,确认防护土堤有效地控制了爆破次生灾害的产生。

关键词(KeyWords)： 钢筋混凝土烟囱;爆破拆除;定向倾倒;触地振动;防护土堤

Abstract:

Keywords:

基金项目(Foundation):

作者(Author): 李本伟,陈德志,张萍,康松,李克菲

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