高速公路桥梁拆除中长微差起爆逐段解体爆破技术研究  

Research on Long Millisecond Detonation Segmental Disintegration Blasting Technology in the Demolition of Expressway Bridges

作　　者：严振豪 YAN Zhenhao(Guangdong Blasting Engineering Co.,Ltd.,Guangzhou 510700,Guangdong,China)

机构地区：[1]广东爆破工程有限公司,广东广州510700

出　　处：《工程技术研究》2023年第17期63-65,共3页Engineering and Technological Research

摘　　要：高速公路桥梁拆除工艺较复杂,对施工技术要求高,尤其是解体爆破技术的应用,要达到安全等级要求。结合现实经验可知,长微差起爆逐段解体拆除技术应用效率较高,可保障桥体拆除的质量,为后续施工建设提供保障。文章以实际项目为例,分析了长微差起爆逐段解体爆破技术的优势,介绍了长微差起爆逐段解体爆破技术的具体应用,并进行应用效果评估,以便为同类工程提供合理的参考。Expressway bridge demolition process is complex and requires high construction technology.Especially,the application of disintegration blasting technology should meet the requirements of safety level.Combined with practical experience,it can be seen that the application efficiency of long millisecond detonation segmental disintegration demolition technology is high,which can ensure the quality of bridge demolition and provide guarantee for subsequent construction.Taking the actual project as an example,this paper first analyzes the advantages of long millisecond detonation segmental disintegration blasting technology,then introduces its specific application and evaluates the application effect,so as to provide reasonable reference for similar engineering.

关 键 词：高速公路 微差起爆 爆破技术 桥梁拆除 

分 类 号：U445.6[建筑科学—桥梁与隧道工程]