嘉陵江草街航电枢纽船闸工程悬挑结构模板内拉法施工技术  

Construction technology of overhanging structure formwork internal bracing method in Jialing River Caojie navigation-power junction lock project

作　　者：毛海滨 王立春 

机构地区：[1]中交一航局第三工程有限公司,辽宁大连116001

出　　处：《中国港湾建设》2015年第2期57-59,共3页China Harbour Engineering

摘　　要：介绍了嘉陵江草街航电枢纽船闸工程不同部位悬挑结构(牛腿)采取的支撑方式及船闸与安装间结合段悬挑结构(牛腿)支撑方式的选择、设计优化、受力分析和验算。实践证明:与传统工艺相比,采取内拉法施工技术,既确保了悬挑结构(牛腿)的施工质量与安全,也取得了较好的经济效益,可为类似工程提供借鉴。We introduced the supporting adopted for different parts of overhanging structure（corbel） and mode selection, design optimization, force analysis and calculation of overhanging structure supporting（corbel） at connection of navigation lock and installation room in Jialing River Caojie navigation-power junction project. The practice has proved that： compared with traditional process, it could ensure the construction quality and safety of overhanging structure（corbel） to apply internal bracing method, which has obtained good economic benefits, and can provide references for similar projects.

关 键 词：船闸 牛腿 施工 蛇形柱 

分 类 号：U641.5[交通运输工程—船舶及航道工程]