Title: Discussion on pile-driven and bearing capacity of PHC pile with improved bottom
Abstract:PHC-pile(pretensioned spun high strength concrete pile) is greatly influenced by soil character and pile length in the process of pile-driven;and the difficulty of pile-driven will increase along with...PHC-pile(pretensioned spun high strength concrete pile) is greatly influenced by soil character and pile length in the process of pile-driven;and the difficulty of pile-driven will increase along with the pile length in medium-density to density sandy soils.According to the instance of pile project in two riverside plants where the pile bottom was strengthened by plate-steel annulus with length of 57 m in the process of pile-driven,the pile-driven parameters and bearing capacity of PHC pile with improved bottom are analyzed based on the result of statistic load test and high-strain test.The results of construction,experiment and test in the trial pile and project pile show that PHC pile,treated by plate-steel annulus,not only will be in favor of pile-driven construction,the bearing capacity of single pile wouldn't be influenced by the measure of improved pile-bottom.Finally some useful experiences are summed up for the pile design and construction in the similar projects.Read More
Publication Year: 2008
Publication Date: 2008-01-01
Language: en
Type: article
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