潮汐河段超大群桩基础设计与施工关键技术研究  

Key Technology Research of Design and Construction for Super-Large Group Piles foundation in Tidal Reach

作　　者：俞先林[1] 张瑗媛[2] 

机构地区：[1]江苏省苏通大桥建设指挥部,江苏南通226009 [2]江苏省交通规划设计院,南京210005

出　　处：《工程建设与设计》2008年第5期66-69,共4页Construction & Design for Engineering

摘　　要：结合该基础工程成功实施的经验,阐述了潮汐河段超大群桩基础钢混组合桩设计、冲刷防护设计和防撞设施设计等设计关键技术以及钻孔平台搭设、防护工程施工、桩端压浆施工、钢吊箱施工和承台施工等施工关键技术,为同类基础工程提供参考。Based on the successful experience of main pylon foundation of sutong bridge, key design technology for steel-concrete combination pile , scour protection, anticollision facility and key construction technology for drilling platform, scour protection, pile tip grouting, steel cofferdam, pile cap of super-large group piles foundation in tidal reach are discussed. These offer re ference to similar foundation engineering.

关 键 词：潮汐河段 超大群桩 基础 设计 施工关键技术 

分 类 号：TU473.1[建筑科学—结构工程] TU753.3[建筑科学—土工工程]