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砂井堆载预压处理软土地基在所承建的孟加拉国某油罐工程中得到了成功的应用。地基最终沉降量采用分层总和法进行计算 ;地基固结度采用一维砂井固结理论Terzaghi修正法进行计算 ;地基强度增长采用有效应力法进行计算 ;地基稳定性采用Skempton公式极限承载力法进行验算。施工时对罐基沉降做了详细观测 ,并据此对最终沉降量做了修正 ,取得了满意的结果。
Sand well preloading preloading treatment of soft ground in the construction of a tank project in Bangladesh has been successfully applied. The ultimate subsidence of the foundation is calculated by stratified summation method. The ground consolidation degree is calculated by the Terzaghi correction method of one-dimensional sand consolidation theory. The foundation strength is calculated by effective stress method. The foundation stability is calculated by the Skempton formula Check. During construction, the settlement of tank foundation was carefully observed, and the final settlement was corrected accordingly. Satisfactory results were obtained.