In view of the treatment problem of the equipment site of a refinery in Dongying Port,and after comparing the preliminary survey,detailed survey and comparison of technical schemes and the pile foundation test report,the following pretreatment scheme was finally proposed to meet the requirements of the survey,strong compaction and layered rolling and tamping(compaction coefficient is not less than 0.97),and the second pretreatment depth is more than 5 m and not less than 2 layers of silt layer top buried deep treatment.
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