超深地下室基础的合理设计
- 摘 要
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(南京金宸建筑设计有限公司 210029)
[提要] 通过对三个带地下室工程的设计分析,提出了合理设计超深地下室的建议:按规范规定正确计算水浮力,以确定抗拔桩数量、合理布置抗拔桩;根据抗拔桩受力特点进行配筋;利用基坑支护结构减少抗拔桩数量;采取措施控制地下室层高以降低造价等。
[关键词] 超深地下室基础 水浮力 基坑支护 抗拔桩
Suggestions for Suitable Design of Foundation with Deep Basement/Bao Hongyan,Xu Congrong,Sun Yaping,Hou Shanmin (Nanjing Kingdom Architecture Design Co.,Ltd.,Nanjing 210029, China)
Abstract:Based on the design of three projects with deep basement, some suggestions such as the buoyancy and pile number calculation, the arrangement of piles, the reinforcement according to the pile characteristics, the usage of retaining structure, and the storey height control, are given.
Keywords:deep basement foundation; buoyancy; retaining structure; piles for resisting float