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• In the current criterion, different models of pile foundation settlement estimation should match with different DE - termination methods of thickness of compressed layer.

现行规范中，由于桩基沉降估算模式不同，压缩层厚度确定方法也不完全相同

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• According to mechanics character of expanded branches and plates and load transfer theory, a method of expanded branches and plates pile foundation settlement calculation is present.

根据受力机理，应用荷载传递理论分层总和计算沉降的概念，提出一种多支盘不等支臂钻孔灌注桩基础沉降计算方法。

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• Therefore, it is necessary to conduct the research and study of pile foundation post grouting techniques to reduce the pile foundation settlement and shorten the settlement stability time.

因此进行桩基注浆技术减小基础沉降以及缩短沉降稳定时间研究非常必要。

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• With the same settlement, the pile distance of pile - net composite foundation is longer than normal composite foundation's.

沉降值相同时-复合地基普通复合地基桩间距明显要大。验证了疏桩理论的设计思想。

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• Differential settlement is an important problem in composite foundation of pile group.

差异沉降复合地基一个不容忽视问题

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• With analysis of interaction of piles, soil and cushion, settlement characteristics of the rigid pile composite foundation is discussed.

通过分析垫层相互作用讨论了刚性复合地基沉降特性

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• The total settlement of foundation could be adjusted through the change of pile length and pile distance.

通过改变间距可以调整地基沉降

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• By using a complete engineering example, this paper gives the data of static load test and the data of settlement observation of treated single pile and single pile complex foundation respectively.

文章介绍了一个完整工程实例，并给出处理后单桩复合地基载荷试验数据沉降观测数据。

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• The prestressed RC pipe pile is used in foundation design according to the ground condition, and the calculation settlement satisfies the requirement.

根据工程场地情况基础采用预应力混凝土管桩计算沉降量满足要求

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• Based on elastic methods and the layer-wise summation method, a program developed for settlement calculation of pile ground and combined composite foundation.

基于弹性理论方法，结合分层总和，编制了群沉降计算程序，并掘此对普通群桩和组合桩群桩性状和沉降计算进行研究。

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• A settlement computation method to the composite foundation composed of slurry wall-pile-box or thick raft is proposed, which is defined in the paper as two-stage settlement computation method.

提出地下连续墙-桩-箱构成的复合基础沉降计算方法，该方法定义二阶段沉降计算方法。

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• The factors of influence on pile bearing capacity and settlement are analyzed by grey theory on this foundation.

此基础上利用灰色理论影响桩基承栽沉降因素进行了灰关联分析。

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• The problems of construction, bearing capacity in vertical and horizontal directions and settlement of timber-pile composite foundation are analyzed and solved.

木桩复合地基竖向水平抗滑承载力沉降有关施工问题作了较详细的分析与设计。

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• The ground settlement can be manipulated by changing the pile slenderness ratio of blocked foundation with the pile below.

采用下设桩基块式基础通过改变比来控制地基沉降

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• Therefore, researches of the subject of post grouting pile group foundation settlement characteristics are conducted for this paper.

本文针对注浆基础沉降性状这一课题展开相关研究工作。

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• Finally, a series of parametric analysis was made to study the settlement of piled raft foundation and the loads Shared by the individual pile and subsoil.

最后基础沉降、各桩以及之间荷载分担情况进行一系列参数分析

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• In soft soil areas the pile foundation is often used for the foundation of buildings to ensure their stability or control their settlement.

地区保证建筑物稳定性控制建筑物的沉降，建筑物的基础往往采用基础。

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• According to the national codes, the settlement of the rigid pile combination foundation can be calculated by the method of the sum layered settlement.

刚性复合地基沉降计算现行国家标准，可采用分层总和进行沉降计算。

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• At the same time, the revised method can be used to calculate the settlement of a bored pile and that of a foundation pile caused by negative frictional resistance around the pile.

同时修正方法应用钻孔灌注桩阻力引起沉降计算

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• There is equal settlement section in the reinforced area of the composite foundation, the sparse capped pile settlement controlled composite foundation can enhance the stability of soft ground.

复合地基加固区内存在面现象，带复合地基可以增强土地稳定性

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• The governing object function and two boundary condition: settlement and foundation bearing capacity are developed in the optimization design of the PCC pile composite foundation.

建立PC C复合地基优化设计目标控制函数两个约束条件沉降控制条件和承载力校核条件。

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• The karst geological condition, the design and construction, and the settlement observation result of the low-grade plain concrete pile composite foundation for the Longgang Culture Center in Shenzh.

介绍了深圳市龙岗文化中心的岩溶地质条件复合地基设计施工情况；沉降观测结果表明，在岩溶地区使用混凝土复合地基技术是可行

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• For pile group, the settlement can been calculated by layer and summation mouth by pile group is considered body foundation, but have not given the limits value.

对于，将群桩视为实体基础分层总和计算给出相应的限值。

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• Reinforcement of soft soil foundation with dusting pile is capable of effectively lowering the settlement of subgrade, lessening the vehicle bump at bridge head.

通过使用粉喷加固基，有效降低路基沉降减少桥头跳车现象。

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• Compared with pile foundation, settlement of composite foundation is much greater and easily to produce crack or incline in upper structure.

桩基相比复合地基一般沉降过大，若不能合理控制沉降量，使上部结构产生裂缝倾斜。

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• 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.

分析刚性复合地基桩土受力特点，通过数值计算方法，得到半刚性桩复合地基沉降随桩置换、桩身强度等因素变化的关系。

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• This will be the model is applied to predict the settlement of pile foundation, bridge and achieved good effect, the settlement of pile foundation for the bridge for new ideas.

本文中将这种模型应用桥梁桩基沉降预测取得了较好的效果桥梁桩基的沉降预测提供了新的思路。

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• The bearing capacity and settlement of the foundation are tested and computed in a specific project. Those results showed feasibility of RCS pile for treatment of wet collapse loess foundation.

表明夯实水泥土处理湿陷性黄土地基可行性，为类似工程提供了可借鉴的经验。

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• It is proved that pretreatment of the soft ground at abutment can effectively reduce the said friction and avoid settlement of pile foundation.

实例证明桥台土地成桩前预先处治，消减桩基负摩擦力可以避免桩基沉降

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• Considering the thick backfill and soft foundation soil in the cut-and-cover section of Jiadi tunnel, a pile-raft foundation is accepted in order to avoid negative effect due to excessive settlement.

隧道出口回填厚度较大基础土体软弱，因此采用了桩-筏基础的形式避免过大沉降带来的不利影响

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