鳌江六桥无底钢套箱施工技术

Construction technologies of bottomless steel casing box of Aojiang Liu bridge

介绍了鳌江六桥无底钢套箱的设计方案,从钢套箱加工、试拼、下放、清淤、封底等方面,阐述了无底钢套箱的施工工艺流程及操作要点,经实践证明,该工法取得了良好的施工效果,为同类工程施工积累了经验。

The thesis introduces the design scheme of bottomless steel casing box of Aojiang Liu bridge,and describes construction technology procedures and operation points of bottomless steel casing box from aspects of steel casing box fabrication,testing spelling,transfer,cleaning slurry and sealing bottom. Practice proves that： the above-mentioned construction method achieves great construction effect,which has accumulated experience for similar engineering construction.