pile head

the pile head condition plays an important role in the distributions of the displacement and the bending moment along the pile shaft.

桩顶的约束条件对位移和弯矩沿桩身的分布影响很大；

the application of hydraulic pile - head splitter to engineering projects

液压桩头分裂机在工程中的应用

The allowable settlement of pile head is suggested and vertical pile can bear load with inclination of less than 10 °, and batter pile bearing vertical load can be angle of less than 10 °.

以桩顶沉降控制作为桩基承载力设计的标准，认为直桩可以承受小于10°倾角的倾斜荷载，承受竖直荷载的斜桩可以有小于10°的倾角。

Constructional technique and quality assurance of big bore hole digging and pouring with expansion pile head

大孔径扩大桩头挖孔灌注桩施工工艺及质量保证

on construction technique of shaping cast-in-place bored pile head at a time

锅锥成孔灌注桩桩头一次成型施工工艺

shear failure in pile head fig. 4 fig.

图4日本神户地震中桩顶剪切破坏

Load-displacement curve of pile head varies gradually.

桩顶荷载位移曲线基本呈缓变型。

the pile head under load and the soil around the pile are produced on the basis of friction piles while load covered in the pre-field case.

同时在预制场满布荷载的情况下，桩顶承受荷载，桩基础周围土体均对桩基础产生了摩阻力。

pile head of immersed tube pile

沉管桩桩头

The three-dimensional effects of pile head and applicability of plane-section assumption are main problems in low strain dynamic tests on cast-in-situ concrete thin-wall pipe piles.

现浇薄壁管桩低应变检测时，存在桩头三维效应以及平截面假定的适应性问题。

constructional technique and quality assurance of big bore hole digging and pouring with expansion pile head;

并通过工程实例，验证了采用大头型桩尖施工挤密碎石桩处理软弱地基的施工质量和加固效果。

analysis and treatment of pile head sinkage for deep mixing pile using cement powder

水泥喷粉深层搅拌桩桩头下沉问题分析及处理

the anchor pile support apparatus for pneumatic caisson includes bearing block, jack, steel bracket, anchor pile and expanded pile head.

本发明公开了一种气压沉箱锚桩支承装置，包括垫块、千斤顶，钢托架，锚桩，桩顶扩大头。

analysis and treatment for the pile-head's deviation of pre-stressed pipe pile

预应力管桩桩头偏位的分析与处理

the boundary condition at the pile head plays an important role in pile responses.

桩顶约束条件对桩的响应影响很大。

removal of extra pile head with reserved hole method in underwater pouring construction

预留孔法清除水下灌注混凝土桩头工法

prestressed concrete pipe pile (piles); quality of pile head; control; the manufacturing quality of construction quality;

关键词预应力管桩（方桩）；桩头质量；控制要点；制造质量；施工质量；