(南通市建筑设计研究院有限公司  226006)
【提要】针对望江楼建筑新老设计的不同总平面位置、柱网尺寸和地下室标高，如何利用原有桩基是南通望江楼工程结构设计的重点和难点。着重介绍了地基基础处理方案的优化、结构选型、计算分析以及相应的构造措施等，可供类似工程结构设计时参考。
【关键词】  原有桩基  方案比较  补桩  底板沉降缝  结构设计
Structure Design of Wangjiang Building Using Existing Piles in Nantong City/Chen Yu(Nantong Architecture Design and Research Institute Liability co.,Ltd., Nantong, 226006, China)
Abstract:Due to the different general layouts,pole spacing and basement height of the old and new building in Nantong City,how to use the existing pile foundation becomes the most difficult point in the structural design of Wangjiang Building.Optimization of treating scheme foundation,calculation and analysis of the structural model and the corresponding constitution facility are introduced.
Keywords:existing pile foundation;scheme comparison;additional pile;settlement joint;structural design