Technology and mechanism of compaction grouting used in bored pile base grouting to enhance the bearing capacity are discussed.
对压密灌浆法用于桩底灌浆提高钻孔灌注桩承载力的工艺和机理进行了探讨。
The technology of base grouting overcomes the shortcomings of traditional bored piles, improving the bearing capacity of piles and decreasing settlement.
桩端压浆技术克服了传统钻孔灌注桩的不足，使桩的承载力提高、沉降量减小。
This paper presents the construction process of pile base grouting for bored pile foundations of Paksey Bridge, in which the selected materials, equipment and construction technology are covered.
介绍帕克西桥钻孔桩基础桩底压浆的施工，包括材料、设备及施工工艺。
Base on the mechanism of grouting consolidation and combined with a highway section practice, the paper explores the implementation of using grouting method to reinforce soft soil subgrade.
基于灌浆加固机理，结合某路段工程实际，探讨了软土地基采取灌浆加固处理方案的实施。
In this paper, the embedding, pretension and grouting technology of the high-strength prestressed bolts for this kind of the base is presented.
本文主要介绍了该工程高强预应力锚栓预埋、张拉及灌浆的技术。
In the second step, the prestressed cable is used as reinforced support to the roof plate, and the reinforcement by bolting and grouting with inside grouting bolt is applied to base Angle.
然后再采用预应力锚索对顶板进行加强支护，且对巷道底角采用内注浆锚杆进行锚注加固。
The most interested problems of the design of post base-grouted bored pile are the estimate of the quantity of grouting and the bearing capacity.
桩端后注浆灌注桩单桩合理注浆量与承载力的计算成为工程界关注的主要问题之一，尚无设计规程可循。
The lap of diaphragm wall with curtain grouting is the weak point of dam base seepage control, so in construction process the lap quality must be ensured.
墙幕的搭接处是整个坝基防渗的薄弱点，施工中要保证搭接质量。
After a base plane cleaning, a template is installed, then the hill sand inorganic grouting material is injected into the structure without vibration.
清理基面后，安装模板，将山砂无机灌浆浆料注入结构物中，无需振捣。
The drilling rig is mainly used in soil and rock anchoring, consolidation of road base, dam base and retaining wall, and blasting hole drilling and jet-grouting.
该钻机主要用于土、岩锚杆、路基、坝基、挡土墙加固、爆破孔等钻孔工程以及高压旋喷孔的施工。
The drilling rig is mainly used in soil and rock anchoring, consolidation of road base, dam base and retaining wall, and blasting hole drilling and jet-grouting.
该钻机主要用于土、岩锚杆、路基、坝基、挡土墙加固、爆破孔等钻孔工程以及高压旋喷孔的施工。
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