A method to calculate the displacement of cutting face of composite soil nailed walls was introduced.
根据复合土钉支护位移产生的原理提出了一种计算复合土钉支护位移的方法。
Composite soil nailed wall is a newly support technology that is different from the traditional soil nailed.
复合土钉墙是一种新型的支护技术，不同于传统的土钉支护。
The composite soil-nailing retaining wall are adopted to shallow foundation excavation at depth of 4-6m in the mollisol.
软土地区常见的4~6米浅基坑常采用复合土钉墙形式进行基坑围护。
Based on the practical project, author shows the construction technology, key control point and effects of the composite soil nail support technology.
通过某工程实例来探讨复合土钉支护技术的施工工艺、控制要点以及产生的效果。
Two failure models of composite soil stability with sttel bar reinforcement and four failure models of steel bars and the soils are shown in the paper.
提出插筋复合土体边坡二种破坏模式和杆筋与杆间土间的四种破坏模式。
In the case of the worse self-standing soil, the structure of composite soil nailing wall with micro-pile of steel pipe is adopted and analyzed in this paper.
针对自立稳定性较差的土层，本文提出钢管小桩复合土钉墙支护结构，并对其进行探讨。
Two practical composite soil nailed walls located in layered soil were calculated with the present method. The results were close to the measured displacement.
同时计算了两个成层土层中的复合土钉支护位移，计算结果与实测数据比较吻合。
The test reveals the excavation effect, time effect, three-dimensional effect and rainfall lagging effect of the prestressed anchor rope composite soil nailing.
试验结果表明预应力锚索复合土钉支护结构具有开挖效应、时间效应、空间效应、降雨滞后效应；
The analysis and the spot measure data prove the deformation of composite soil nailed wall include shear deformation, bend deformation and total deformation of soil.
由实测和理论分析表明复合土钉墙的变形是由剪切变形、弯曲变形以及墙底基底以下土体变形组成。
The strain of the inner ends of all horizontal anchor-pipe is not zero. This has testified the presence of the reinforcement effect on composite soil-nailed support.
水平支护锚管里端部应变均非零值点，这是复合土钉支护锚固作用存在性的证明。
Composite soil-nailed walls have been widely applied in excavation in soft subsoil. Their deformation and stability analysis are very important in the design and construction.
复合土钉墙在软土地基基坑工程中得到广泛的应用，其变形和稳定性分析是设计施工中的重要问题。
The related investigations show that there are many differences in views of academic and engineering circles about the definition and the work mechanism of soil nailing and composite soil nailing.
调查表明学术界和工程界对土钉和复合土钉支护定义、支护机理认识差别很大。
Therefore, study for work mechanism, design method and construction technology of composite soil nail is useful of technically perfection, and also useful of broadly application of this technology.
因此，研究其工作机理、设计方法、以及施工技术，将使得该项技术更加完善，也有利于该项技术应用空间的扩展。
The aim of this paper is to analyze composite soil nailing support with limited equilibrium method and to investigate the influence of retaining parameters on the stability of soil nailing structure.
本文研究目的在于采用极限平衡分析的方法对复合型土钉支护的稳定性进行理论分析，研究土钉支护参数对复合型土钉支护边坡稳定性的影响。
It is certain times of the modulus of compressibility of soil, and it can be used in the calculational method of composite foundation deformation.
采用土的模量的某一倍数表征复合模量的方法，计算参数容易确定，使用方便，计算结果符合工程实际。
The load test is an important means to study composite foundation bearing capacity of cement-soil mixed piles at present.
载荷试验是目前研究水泥土搅拌桩复合地基承载力的重要手段。
The loading test of composite foundation reflects the comprehensive bearing capacity and characters of pile and soil.
复合地基载荷试验综合反映了桩及桩间土的承载性状。
The research of the composite index number (PI) of soil quality in different soil locations suggests that, the soil quality index increases as the altitude of mountain slope location decreases.
山体坡面不同坡位下土壤质量综合指数(P i)研究表明土壤质量指数随山体坡面位置相对海拔高度的降低而增高。
In addition, cyclic stress ratio and number of cyclics have remarkable effects on vertical deformation of cement-soil pile composite foundation.
另外，在循环荷载作用下循环应力比和加荷周数对复合地基竖向变形有显著的影响。
The foundation's composite modulus is analyzed with elastical theory and a formula for the composite modules is proposed by combining the interaction of soil between piles.
应用弹性理论分析了水泥土搅拌桩复合地基的复合模量，提出考虑桩与桩间土相互作用的复合模量计算式。
Through research and test on the composite foundation bearing capacity of cement soil pile used in the railway line, the regulation of piles and soil is analyzed.
通过对某铁路专用线粉喷桩复合地基承载特性的测试试验，分析了桩、土应力的变化规律。
Together with the improved soil a composite ground is formed, and the components and structure of the original -ground have been changed.
还可与被改良土层一起形成复合地基，改变原地基土的成分和结构。
It is shown that the critical cyclic stress ratio of cement-soil pile composite foundation is bigger than that of saturated soft foundation and is not affected by cement mixing ratio basically.
试验结果表明，在循环荷载作用下复合地基同样存在临界循环应力比，其值大于单纯饱和软基的临界循环应力比，而且受水泥掺入比的影响不显著。
Meanwhile, the distributions of additional stress of the composite pile foundation with equal pile length and the composite pile foundation with the adjusted soil rigidity.
对地基土刚度调整后的中心布桩复合桩基土中附加应力的分布进行了有限元模拟。
Based on the site loading experiment on SPIMP composite foundation, the interaction between pile and soil are studied in detail and the internal force analysis method is put forward.
本文通过静压小桩复合地基载荷试验及分析，研究了预制静压桩复合地基桩土相互作用变化规律及刚性桩复合地基承载力设计计算方法。
To treat soft soil foundation, Two and more method which is called soft soil foundation composite treatment is adopted.
采用两种或两种以上方法联合处理软土地基，一般称为软土地基的复合处理。
The reinforcing soft soil construction technique of the combined composite foundation of cement-soil pile and concrete pile is studied in this paper.
研究了用粉喷桩与钢筋混凝土桩基组合型复合地基技术处理软土地基的施工工艺。
In the paper, the probability analysis method of the cut strength of cement soil pile composite foundation is investigated.
研究了粉喷桩复合地基抗剪强度概率分析的方法。
In the paper, the probability analysis method of the cut strength of cement soil pile composite foundation is investigated.
研究了粉喷桩复合地基抗剪强度概率分析的方法。
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