大神洲船坞围堰爆破拆除安全防护技术  

Safe Protection Technology of Explosive Demolition of Dashenzhou Dock Cofferdam

作　　者：张中雷 冯新华 管志强 王林桂 

机构地区：[1]大昌建设集团爆破公司,舟山316021

出　　处：《爆破》2011年第3期106-110,115,共6页Blasting

摘　　要：介绍了坞门关闭条件下船坞围堰爆破安全防护技术。该围堰爆破前坞内已有在建船舶,围堰岩坎到坞门距离仅5.5 m,环境十分复杂,安全防护难度大。介绍了围堰爆破方案和爆破参数选择、爆破网路设计、安全防护设计,特别是采用砌筑防护挡墙安全防护技术,确保了坞门及坞口设施及坞内在建船舶的安全。The blasting safety protection technology of cofferdam docks was introduced on the condition of dock gate close. There are ships under construction in boatyard before cofferdam blasting, and the cofferdam rock is close to the dock gate only 5.5 m, the environment is very complex, and the safety protection is difficult. This paper introduced the cofferdam blasting scheme and blast parameter selection, blast network and safety protection design, especially the retaining wall by laying protection safety protection technology, which ensure the safety of dock gate and dock entrance facilities and in-building ship.

关 键 词：拆除爆破 围堰 安全防护 防护墙 爆破效果 

分 类 号：TU746.5[建筑科学—建筑技术科学]