本文利用剪切位移法分析计算软质基岩上的嵌岩桩沉降变形。
The refined load-transfer method was used to analyze the settlement of socketed pile on soft rock foundation.
探讨了桩的长径比、嵌岩深度对嵌岩桩的荷载传递性状的影响。
The paper also investigates the effect of rock-socketed depth, length-diameter ratio on the behavior of load transfer of rock-socketed piles.
从理论与实践上对大直径嵌岩桩的反射波形特征进行分析研究。
In this paper the characteristics of reflection waveform of embedded rock piles are studied from the point of theory and practice.
嵌岩桩的荷载传递特性主要取决于混凝土—岩石界面的剪切特性。
The load transfer characteristics of rock-socketed pile are mainly decided by the shear behavior of rock-concrete interface.
研究了轴向周期载荷作用下非线性粘弹性嵌岩桩的横向混沌运动。
The transverse chaotic motion problem of a nonlinear viscoelastic rigid basic pile subjected to an axial periodic force is investigated.
嵌岩桩的单桩竖向承载力理论上应由摩阻力、嵌固力、端承力组成。
Theoretically the single pile vertical bearing capacity of rock-socketed pile is composed of the frictional resistance, the socketed force and the end-bearing force.
因此,嵌岩桩的水平承载性状一直是工程和学术界比较关注的问题。
So, the lateral bearing property of rock-socketed piles has been concerned by engineering and academia.
研究了轴向周期载荷作用下非线性粘弹性嵌岩桩纵向振动的混沌运动。
The chaotic motion problem for the Longitudinal vibration of a nonlinear viscoelastic pile subjected to an axial periodic force is investigated.
从嵌岩桩设计中遇到的实际问题出发,指出了现行设计规范存在的不足。
On basis of the design of rock socketed pile, some problems are discussed, concerning the design method, design standard, design parameter and the standard on loading test of pile.
文摘:从理论与实践上对大直径嵌岩桩的反射波形特征进行分析研究。
Abstract: In this paper the characteristics of reflection waveform of embedded rock piles are studied from the point of theory and practice.
用低应变法检测嵌岩桩,若桩底出现明显同相反射,多数因桩底缺陷引起。
Testing bearing pile with low strain method will be some defects in the bottom if the echo from the tip has the same phase as the pulse at the top.
研究了在给定桩顶轴向动位移条件下非线性粘弹性嵌岩桩纵向振动的混沌运动。
The vertical chaotic motion of the nonlinear viscoelastic pile embedded in rock with a vertical displacement, is investigated.
研究了在轴向载荷和周期性横向载荷共同作用下非线性粘弹性嵌岩桩的混沌运动情况。
The chaotic motion of a nonlinear viscoelastic rigid basic pile subjected to an axial force and a periodic horizontal force was investigated.
从桩基规范中有关嵌岩桩竖向极限承载力的计算入手,分析其存在的问题和不合理之处。
Through analyzing the calculation of vertical bearing capacity of rock-socketed pile given in technical code for building pile foundations, some unreasonable issues in the code were found.
基岩弹性模量对嵌岩桩的水平承载力同样存在影响,增大基岩强度,桩顶水平位移变小。
The rock's modulus has some impact on the lateral carrying capacity of rock-socketed pile, increasing the modulus of rock can reduce the lateral deformation at the top of pile.
预测结果表明,该模型具有很高的预测精度,为预测嵌岩桩承载力提供了一种新的方法。
The predicted results indicate that the model can gain high prediction precision, which provides a new way for the prediction of in-rock-embedded pile vertical…
介绍了使用泥浆护壁气举反循环回转钻进工艺进行襄樊汉江四桥大口径嵌岩桩的施工实践。
The paper introduced the use of airlifting reverse circulation rotary drilling techniques in practice of major diameter socket pile operation at Xiangfan city's Hanjiang No.
介绍了使用泥浆护壁气举反循环回转钻进工艺进行襄樊汉江四桥大口径嵌岩桩的施工实践。
The paper introduced the use of airlifting reverse circulation rotary drilling techniques in practice of major diameter socket pile operation at Xiangfan city's Hanjiang No. 4 bridge site.
本文在参考大量的国内外文献资料的基础上,对岩溶地区嵌岩桩的研究现状进行归纳和总结。
Based on a lot of international and our country's papers, research level of socketed-rock piles in Karst area has been proposed and discussed.
最后探讨了高应变动测法检测红层嵌岩桩承载力的可靠性,表明高应变动测结果较实际略有偏高。
The reliability for the bearing capacity of pile obtained from the high-strain dynamic method is analyzed, which shows that the results from the said method are higher than the actual value.
当桩基作用在岩溶顶板上且岩溶顶板厚度不是足够厚时,需对嵌岩桩桩基的稳定性进行分析与讨论。
When the thickness of Karst roof is not enough, the stability of rock_socketed pile foundation should be analyzed and discussed.
试验结论不仅为桥墩的合理设计提供参考,也为弥补嵌岩桩现有设计理论的不足提供某种新的思路。
Some references will be offered for optimal design of bridge pile on the test results, and some new thoughts are obtained in making up for the shortage in the theory of rock-socked pile design.
由于嵌岩桩桩-土-岩体系相互作用的复杂性,通过桩基的试验来考察桩的承载特性依然是非常重要的手段。
For the complexity of interaction of pile-soil-rock system, testing to the piles is the most important way to check out the bearing trait of them.
本文基于埋设有测试元件的嵌岩桩原位试验,分析了在桩顶荷载作用下,嵌岩桩的桩侧阻力、桩端阻力的特征。
Based on the in-situ testing of rock-socked pile embedded with test components, the characteristics of the point resistance and skin resistance are studied in this paper.
就试验结果的规律性、可比性判断,试验方法是可行的,可由此对软质岩中的嵌岩桩进行较为全面的认识和研究。
According to the regularity and the comparison of the test results, the test method is feasible, from which the behavior of socketed piles in soft rock can be furth...
就试验结果的规律性、可比性判断,试验方法是可行的,可由此对软质岩中的嵌岩桩进行较为全面的认识和研究。
According to the regularity and the comparison of the test results, the test method is feasible, from which the behavior of sock...
采用现行规范规定的对桩身承载力和地基土对桩的支承阻力两项的计算,确定嵌岩桩竖向抗压静载试验的试验荷载。
Based on the demand of present code, using the calculation of bearing capacity of pile shaft and subgrade bearing capacity for pile, vertical experimental load of embedded rock pile is ensured.
软岩地基上的嵌岩桩基础一般都认为是端承桩,设计时假定上部结构荷载全部由桩来承受,而不考虑桩间土的承载力。
Piles socketed in soft rock were traditionally regarded as end bearing piles, and the loads transferred from superstructure were assumed in design to be shouldered totally by the piles.
根据桩身变形、内力和地基抗力的测试结果分析了大直径嵌岩桩的水平承载特性、桩岩共同作用性状及套箱填砂对深水嵌岩桩水平承载力的影响。
The horizontal capability and deformation of the large diameter rock-socketed piles were analyzed from the measured results of displacement and internal force of piles.
根据桩身变形、内力和地基抗力的测试结果分析了大直径嵌岩桩的水平承载特性、桩岩共同作用性状及套箱填砂对深水嵌岩桩水平承载力的影响。
The horizontal capability and deformation of the large diameter rock-socketed piles were analyzed from the measured results of displacement and internal force of piles.
应用推荐