阐述了通过试桩确定深层搅拌桩加固场地土的适宜性 ,并在静载试验的基础上分析了淤泥、砂质粘土桩周土的平均摩阻力极限值及桩端为砂质粘土的桩周土承载力折减系数 The suitability of deep mixing piles for soil consolidation is discussed by means of test piles. On the basis of static load test, the average frictional resistance limit values ​​of the soil around the silt and sandy clay piles and the pile circumference Soil bearing capacity reduction factor