重庆嘉陵江大桥深水基础水下基岩爆破开挖施工  

Blasting and Excavation of Underwater Rock Foundation for Chongqing Jialing River Bridge

作　　者：郑育林 李庆华 

机构地区：[1]中交一公局第三工程有限公司,北京101102

出　　处：《施工技术》2012年第S2期142-145,共4页Construction Technology

摘　　要：重庆嘉陵江大桥索塔承台基础位于深水河床下,为顺利开展承台基础施工,需将河床基岩进行水下爆破、开挖施工。重点介绍了该桥深水基础水下基岩爆破、开挖施工技术和工艺。Platform foundation of cable tower for Chongqing Jialing River Bridge locates in deepwater riverbed.For the platform foundation construction smoothly,the blasting and excavation are proposed for the riverbed.The rock foundation blasting,excavation construction and process are introduced in detail.

关 键 词：桥梁工程 基岩 钻爆技术 开挖 

分 类 号：U445.53[建筑科学—桥梁与隧道工程]