复杂环境下银海大厦定向爆破拆除DIRECTIONAL BLASTING DEMOLITION OF YINHAI BUILDING UNDER COMPLEX ENVIRONMENT
王江平;王仕文;房泽法;
WANG Jiang-ping1,WANG Shi-wen1,FANG Zef-a2 (1.Blasting Branch of Rizhao Modern Highway Transportation Co.,Ltd.,Rizhao 276800, Shandong,China;2.Wuhan University of Technology,Wuhan 430070,China)
摘要(Abstract):
对银海大厦框架结构楼房进行了爆破拆除,结合工程情况制定了爆破方案。对1~4层墙体、楼梯和电梯井进行局部预拆除,采用重心移出的方法计算爆破高度,选择三角形爆破切口和混联爆破网路,取得了理想的爆破效果。
The Yinhai frame-structure building was demolished by directional blasting.The blasting scheme was determined according to the project situation.The walls,stairs and the elevator shaft of the first to fourth floor were partly demolished previously.The blasting height was calculated by the method of removing the centre of gravity,while the triangle blasting cut and series and parallel connection of blasting network were designed.The ideal blasting effect was obtained.
关键词(KeyWords):
框架结构;定向爆破;复杂环境;安全防护
Frame structure;Directional blasting;Complex environment;Safety protection
基金项目(Foundation):
作者(Authors):
王江平;王仕文;房泽法;
WANG Jiang-ping1,WANG Shi-wen1,FANG Zef-a2 (1.Blasting Branch of Rizhao Modern Highway Transportation Co.,Ltd.,Rizhao 276800, Shandong,China;2.Wuhan University of Technology,Wuhan 430070,China)
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- 王江平
- 王仕文
- 房泽法
WANG Jiang-ping1- WANG Shi-wen1
- FANG Zef-a2 (1.Blasting Branch of Rizhao Modern Highway Transportation Co.
- Ltd.
- Rizhao 276800
- Shandong
- China
- 2.Wuhan University of Technology
- Wuhan 430070
- China)
- 王江平
- 王仕文
- 房泽法
WANG Jiang-ping1- WANG Shi-wen1
- FANG Zef-a2 (1.Blasting Branch of Rizhao Modern Highway Transportation Co.
- Ltd.
- Rizhao 276800
- Shandong
- China
- 2.Wuhan University of Technology
- Wuhan 430070
- China)