OBSERVATIONS ON THE PERFORMANCE OF A PIERED RAFT FOUNDATION ON SANDY SOIL
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概要
- 論文の詳細を見る
Large diameter bored piers have a shaft diameter of more than 0.8 m, are man-bored and are cast in-situ. The piered raft foundation, a combination of a raft foundation with piers, has recently generated much interest and discussion as a foundation system for high-rise buildings on complicated soil conditions. This paper presents the performance of a piered raft foundation observed in-situ. The contact pressure and its distribution, the load sharing between the piers and the raft are monitored using earth pressure cells installed at the pier base-soil and raft-soil interfaces. Observation results show that the raft appears to support 20% of the building load. The substructure and superstructure have a stiffening effect on the foundation stiffness, resulting in redistribution in settlement and hence load of the piers. As a trial of the application of the research results, another piered raft foundation was successfully designed and practised for a 14-storeyed building in Shenyang, China.
- 社団法人地盤工学会の論文
- 2000-12-15
著者
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Zhao Xueying
Department Of Civil Engineering Shenyang Tv University
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ZHANG BURONG
Department of Civil Engineering, University of Sherbrooke
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Zhang Burong
Department Of Civil Engineering University Of Sherbrooke
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- OBSERVATIONS ON THE PERFORMANCE OF A PIERED RAFT FOUNDATION ON SANDY SOIL
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