大直徑超長樁在高層建筑中的應用
張星宇
- 摘 要
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張星宇
(機械部第二設計研究院 杭州 310022)[提要] 某工程樁基采用大直徑超長鉆孔灌注樁,樁直徑為800 ~1 200mm,樁長45.0~100.2m不等,取得了較好的經濟效益和實用效果,為今后超長樁的應用提供了一些參考經驗。
[關鍵詞] 超長樁 樁頂沉降 樁身壓縮The large-diameter-over-long bored and grouted pile, with diameter 800~1 200mm, and length 45.0~100.2m, is used in a building. It achieves good economic returns and practical effectiveness, affords some valuable experience about the application of the over-long pile in future.
Keywords: over-Iong pile; pile top settlement; pile body compression