To analyze the effect of the blind drainage system on the engineering characteristics of the ground improvement by gravel pile, the contrast tests were carried out on roadbed testing segment.
为探讨盲沟排水对路基下碎石桩加固的软土地基的工程特性的影响，进行了路基试验段的对比试验，并在路堤填筑施工中进行了孔隙水压力和地基沉降测试。
The field and laboratory tests are carried out to research the plugging effect of jacked prestressed concrete pipe pile under two different geological conditions.
对淤泥质黏土互层以及粉土两种土层条件下静压预应力混凝土管桩的土塞效应进行了试验研究。
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