上海暗绿色粉质粘土是上海桩基础的持力层。
The dark green silty clay in Shanghai is a bearing stratum for pile foundation.
长桩长度在选择了合适持力层后由总沉降量控制。
The length of long pile is determined by total settlement after specific bearing layer is chosen.
介绍了某工程人工挖孔桩桩端持力层载荷试验及其结果。
This paper introduces the method and result of load test on supporting layer of man-made hole pile.
本文介绍了人工挖孔桩桩端持力层载荷试验方法及试验结果。
This paper presents the method and result of load test on supporting layer of man-made hole pile.
应用声波及地震波对三峡工程坝基建基岩体持力层进行现场检测。
By using the sonic wave and the seismic wave, the foundation rock holding layer on-spot testing of TGP has been performed.
结果表明抗拔桩的曲线形状与持力层岩石风化程度和桩的嵌岩深度有关。
It is shown that the shape of curves is related to the rock weathering of bearing strata and rock-socketed depth.
并探讨了有关建议中提出的桩端持力层容许承载力参考数值的实用问题。
The practical problem of the allowable pressure of the proposed bearing layer is discussed.
另外，卵石地层是土木工程建设经常遇到的地质条件，是桩基良好的持力层。
On the other hand, gravel ground condition is a good bearing stratum for piles, which is often met with in civil construction.
南宁盆地圆砾颗粒组成均匀，胶结紧密，分布连续，是较理想的桩端持力层。
In Nanning basin, the circular-gravel layer is an ideal bearing stratum of piles, because of it's homogeneous particle composition, compact cohesion and continuous distribution.
同时研究了桩径、桩长、持力层性质对单桩极限承载力和桩侧摩阻力的影响。
The effect of pile diameters, pile lengths and bearing stratum on ultimate bearing capacity and shaft resistance was studied.
叙述在复杂地质条件下，如何选定桩的持力层、桩长和(？)底直径等问题。
This article recounts how to select and establish the Pressure layer of pile, pile length, enlarged bottom diam - eter and so on in complex geology condition.
该方法能解决漩流井封底时(持力层为软土层等承载力不够时)下沉的问题。
The method can solve the problem of sinking of the cyclone well when sealing bottom (the bearing capacity is not enough when the bearing layer is the soil layer).
无桩尖管桩锤打过程易造成管桩移位、内伤、断桩、嵌岩差、持力层锚固长度小。
Shift, internal injury, breaking, bad imbedded in rock, as well as short anchorage distance etc.
古塌陷是岩溶地区的一种常见的不良地质现象，一般不宜作为建筑物地基直接持力层。
The ancient collapse is a familiar ill geologic phenomenon in karst region, usually it is unsuitable for direct ground bearing stratum.
营口港鲅鱼圈港区三期工程，码头采用重力式方块结构，地基持力层为粘性土与砂层。
The gravity block structure was adopted for the terminal of Phase 3 Project in Bayuquan District, Yingkou Port. The bearing course of foundation is clay soil and sand layer.
它不仅能提高持力层的承载力，减少地基变形量，同时还可以加速地基的排水固结作用。
It can not only increase the bearing capacity of supporting course, but also reduce the deformation modulus of the foundation and accelerate the drainage and consolidation function of the foundation.
泥岩风化物具有特殊的工程地质性质，作为地基持力层时，其指标的选取存在许多困难。
Weathered mudstone is equipped with special engineering geologic behaviours. There are many difficulties in the selection of indices when it is used as supporting course.
它不仅能提高持力层的承载力，减少地基变形量，同时还可以加速地基的排水固结作用。
It can not only increase the bearing capacity of supporting course, but also reduce the deformation modulus of the foundation and accelerate the drainage...
结果表明，临川市网纹红土具有良好的工程地质性质，可以作为当地多层建筑的持力层。
The results show that the patterned laterite in the studying area is of good engineering geological properties, and could serve as the ideal foundation for multi-store buildings.
某些工程中个别桩的桩尖进入持力层过浅，也是导致承载力无法满足设计要求的主要原因。
Another main cause of lower bearing capacity which can not meet design requirement is that several pile's end enter too shallowly into supporting layer.
泥浆护壁钻孔灌注桩当桩端持力层为砂土层等非岩石层时，通过桩底压密灌浆能有效地提高单桩承载力。
When the bearing stratum at the tip of bored pile is sandy soil stratum, the method of pile tip pressure grouting can effectively improve the bearing capacity of single piles.
文中采用有限元数值方法，考虑土体的塑性破坏，计算了筏板基础在不同的有限厚度持力层下的承载力。
The finite element method, considering soil ductile failure, calculated raft not limited in the thickness of the bearing layer under the bearing capacity.
结果表明，选8—1中粗砂层作为桩基持力层是最佳方案；优势指标法不失为一简单、实用而可靠的方法。
The result shows that 8-1 layer is best bearing layer, and the preferred index method is a simple, applicable and reliable method.
实测结果表明，桩底后注浆处理后，持力层的端阻力提高约100%，刚性桩复合地基承载力提高约35%。
Loading test results indicate that the bottom resistance increases by about 100% after grouting in the pile bottom, and the bearing capacity of the rigid pile increases by about 35%.
某建筑物基础采用人工挖孔桩，桩端持力层为花岗岩残积粘性土，经检测发现桩身完整而承载力远低于设计要求。
The manual hole digging pile was adopted in foundation of some building. Granite residual clay was chosen as the bearing stratum of pile tip.
在近海沉积物中广泛存在一种以粉质砂为主的轻亚粘土(中、低塑性少粘土)，它常常是近海工程建筑物的主要持力层。
In offshore soils there exists widely a kind of soil which mainly consists of silt and sand except clay with low plasticity.
对设计中的基础承载力的确定、筏桩复合受力分析、下卧软土、持力层应力扩展、桩基施工等方面进行了较为详细的研讨。
Detailed study was done in the determination of base bearing capacity, raft stake composite stress analysis, auger ground, bearing stratum stress stretching and pile foundation construction.
讨论了影响扩底桩的扩大头发挥作用与持力层相关的因素，包括持力层土的性质、扩大头进入持力层的深度、持力层的厚度。
These influences include character of the bearing stratum, depth of belled end in the bearing stratum, thickness of the bearing stratum.
在没有良好的持力层（基岩或砂、卵石层）和成熟经验可借鉴的情况下，对第四系土层大直径超长桩（钻孔灌注桩）的承载特性进行了分析。
The bearing characteristic of large diameter and super-long pile in quaternary soil layer is analyzed in the case of no good bearing layer (such as rock, sand and cobble layer) and no ripe experience.
基于入和没入硬层时有限元数值模拟对比分析和持力层不同时同场地现场对比试验资料分析，对大直径超长灌注桩的承载潜力问题进行了探讨。
Based on the field loading tests and FEM numerical simulation analysis, the paper probes into the potential bearing capacity of large diameter and super-long bored-cast-place piles.
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