针对中国电影博物馆工程使用长螺旋钻管内泵压CF G桩复合地基施工技术作了一些有益的尝试、研究和总结。
The construction technique of CFG piled composite foundation by long auger boring methodology is studied and summarized according to the project of China Film Museum.
有效桩长是柔性桩复合地基设计时需要考虑的一个重大问题。
Effective pile length is an important problem that should be thought about when making a design of flexible piles composite foundation.
水泥搅拌桩桩长是复合地基设计中的一个主要参数。
Pile length is a key parameter in cement mixing pile composite foundation design.
结果表明桩身轴向应力随深度增加呈递减趋势； 粉喷桩复合地基的有效桩长受桩土模量比与置换率的影响。
The result shows that axial stress of Pile takes on degression along with deepness and the effective length of Pile is influenced by replacement-ratio.
已有的柔性桩复合地基有效桩长计算方法都难以准确计算有效桩长。
It is very difficult to calculate the effective pile length for the methods which have be used by mostly engineers.
本文根据某高速公路软基处理中不同桩长的水泥土搅拌桩单桩载荷试验结果，探讨了复合地基中水泥土搅拌桩的有效桩长。
Based on the load tests carried out in soft soil foundation treatment project of an expressway under construction, the effective cement-soil mixing pile length in composite foundation was explored.
通过CFG长桩加夯实水泥土短桩的多桩型复合地基在湿陷性黄土地区的应用实例，介绍了该种类型复合地基的设计方法、施工工艺。
Through an applied example of CFG piles plus compacted short cement piles to form a composite subgrade in collapsible loess district. The design method is introduced.
分析了半刚性桩复合地基的桩土受力特点，通过数值计算方法，得到半刚性桩复合地基的沉降随桩长、置换率、桩身强度等因素变化的关系。
With the changing of piles length, displacement ratio and piles strength, we concluded the settlement rules of semi -rigid-pile composite foundation by numerical calculation method.
基于该模型分析了褥垫层模量、桩间距、桩长、土体模量等因素对现浇薄壁管桩复合地基承载性能的影响。
Based on the model, the effect of cushion stiffness, pile spacing, pile length and soil modulus on the bearing capacity was analyzed.
试验结果表明，变桩长CFG桩复合地基受力更合理、造价低、更经济。
The test results indicate that variable length CFG composite foundation is more reasonable, low cost and more economical.
长螺旋钻管内泵压CFG桩，是一项CF G桩复合地基新技术。
Pressure pumped CFG pile by continuous auger drilling is a new technology of CFG pile composite foundation.
长螺旋钻管内泵压CFG桩，是一项CF G桩复合地基新技术。
Pressure pumped CFG pile by continuous auger drilling is a new technology of CFG pile composite foundation.
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