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An integrated performance-based design framework for building-foundation systems
DOI:10.1002/eqe.3354.png)
摘要
En 中文
This paper presents a framework for the inclusion of transient and residual foundation deformations within performance-based seismic design of buildings. A refinement of existing displacement-based design procedures is proposed that reduces iteration when obtaining the expected peak foundation rotation. Empirical equations are developed based on numerical time-history analyses that provide an estimation of foundation residual deformations based on the foundation peak rotation. Additional complexities due to deformation within the foundation are discussed regarding how they influence the design and building performance. The design framework is complemented by a simplified analytical design procedure (i.e., hand calculations) to design building-foundation systems. A design example is given for a six-storey concrete wall building, which is analyzed by time-history analysis to demonstrate the application and accuracy of the design procedure.
Keyword:
foundation settlement
foundation tilt
soil-structure interaction
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期刊
E
IF:
5
论文数:
3.7K
被引数:
1.8W
机构
引用论文
Nonlinear Soil-Foundation-Structure and Structure-Soil-Structure Interaction: Centrifuge Test Observations非线性土-地基-结构和结构-土-结构相互作用: 离心试验观测
Prediction equations for significant duration of earthquake ground motions considering site and near-source effects
EARTHQUAKE SPECTRA
IF3.7

