高压旋喷注浆是其中的技术方法之一。
文章介绍了水平旋喷桩的施工技术及应用效果。
The paper introduces the technology of the horizontal rotary jet grouting piles and the results of their application.
它分为定喷和旋喷两种形式，适宜于地基加固和基础防渗。
It includes two ways of fixed and rotary spray, and fits to reinforce groundwork and seepage control of foundations.
重点论述了高压旋喷桩的设计、施工及检测方法的应用与研究。
Design of high pressure rotating spouting pile, application and study of construction and testing methods are mainly discussed.
旋喷泵工作原理比较特殊，结构简单，性能曲线稳定，维护方便。
The work theory of the Roto-Jet pump is very specific and it has very simple construction and smooth performance curve and cheap maintain.
介绍了运用水泥高压旋喷桩对正发生沉降的建筑物进行加固的方案。
The scheme of utilizing high-pressure jet grouting pile to reinforce settling buildings is introduced.
二十世纪六十年代末，日本首先发明了高压旋喷加固软弱地基技术。
At the end of 1960s, Japan first invented the technology which utilize the high pressure to spray to reinforce soft subgrade.
及时采取旋喷桩加固桥台地基，提高地基综合刚度是有效可行的方法。
It is an effective and available way that using jet grouting pile to strengthen the abutment foundation and improve foundation integrated stiffness.
结合施工实践，论述了钻孔桩——旋喷桩在支护施工中技术工艺等问题。
Based on the construction practice, this paper discusses jet grouting pile technology in construction of supporting.
分析了某厂房柱基础沉陷事故的原因，提出采用旋喷桩进行加固处理的方案。
The causation for column foundation settlement of factory building is analysed in this paper' Therefore, the scheme of reinforcing foundation with chemical churning pile has been put up.
分析比较了大摆喷工艺与旋喷工艺的成桩效果，论述了大摆喷工艺的可行性。
The piling results obtained by big swing-jet grouting and directional jet grouting are analyzed and compared. The possibility of big swing-jet grouting technology is discussed in the paper.
结合工程实际，重点介绍了溶洞灌浆、旋喷桩和钢管桩在工程中的运用情况。
The application of the chemical churning pile in the existing tracks culvert-jacking box;
结果表明，采用高压旋喷桩处理地基可取得良好的加固效果及较好的技术效果。
The results show that using high-pressure rotary jet grouting pile in foundation can get good reinforcement effect and technical performance.
旋喷注浆法加固集装箱堆场跑道梁具有可靠性好，质量高，工后沉降量小的特点。
Rotary grouting method for foundation consolidation under the runway beams of container storage yard is characterized with good reliability, high quality and little sedimentation after construction.
通过分析得出，旋喷泵在小流量、高扬程工况下运行时的效率高于多级泵和高速泵。
The efficiency of rotary-jet pumps under the operation of low flow and high delivery was higher than those of multistage pumps and high speed pumps through analyses.
为此，对该路基采用了旋喷注浆和静压注浆加固，使不均匀和开裂得到了有效的控制。
For this, rotary jet grouting and static grouting were adopted for strengthening the roadbed, and the unevenness and cracking have been well controlled.
经过工期和经济分析对比，决定采用高压旋喷注浆技术加固存在缺陷桩体，效果良好。
After analysis and comparison in construction time and cost, high pressure jet grouting technique was chosen for the enforcement and the enforcement effect was satisfactory.
阐述了在松散渣铁层及河岸漂卵石层中快速成孔，形成较大直径的旋喷注浆桩的过程。
The paper describes the building-up process of a large size rotary jet slip-casting pile by quick pore-forming in bulky iron slag layer and in river banks floated pebble bed.
新二管法高压旋喷应用在某新建船坞工程中，成功地对淤泥质软土进行了防渗加固处理。
High pressure jet grouting with new twin-tube method was employed in the construction of a new drydock and the mucky soft soils in the site were successfully treated to prevent water seepage.
高喷插芯组合桩(JPP)是由高压旋喷桩和预应力混凝土芯桩构成的一种新型组合桩。
Jet grouting (JG) soil-cement-pile strengthened pile (JPP) is a new kind of composite pile composed of high-pressure jet grouting pile and prestressed core pile.
加固后对建筑物的观测以及力学校核计算都说明了高压旋喷方法对地基补强是十分有效的。
Observation and mechanical check calculation after completion of consolidation shown that high pressure jet grouting method is highly effective for foundation consolidation.
通过工程实例，介绍利用旋喷注浆技术加固灌注桩挖孔内流砂层的设计、施工及效果检查。
The design, construction and result inspection were introduced through a example of project to reinforce sand-drift layer in excavated holes of grouting piles by rotating jet grouting technology.
简单介绍了采用碎石桩进行桥涵软基处理，采用高压旋喷桩进行隧道软基处理的工程实例。
Brief introduction of engineering case for treatment of bridge and culvert soft foundation with gravel pile and of tunnel soft foundation with high-pressure jet grouting pile.
高喷插芯组合桩(JPP桩)是由高压旋喷桩和预应力混凝土芯桩构成的一种新型组合桩。
Jet grouting (JG) soil-cement-pile strengthened pile (JPP) is a new kind of composite pile composed of high pressure jet grouting pile and prestressed core pile.
经技术经济比较，采用旋喷桩地基加固处理后，满足了设计和使用要求，收到了良好的效果。
By comparing of technology and economy, it shows that the effect of soil improvement adopting rotary Jet grouted pile is batter, which meet demands designed.
工程中通常采用封闭砂层、振冲和高压旋喷桩等方法施工，以改善砂层结构，防止砂层液化。
Fine sand layers sealing, vibrating percussion and high pressure jet grouting method are adopted usually in practice to improve fine sand layers structure and prevent them from being liquefied.
论述高压旋喷桩的机理、设计方法、施工关键技术及其在广东某高速公路路基灾害治理中的应用。
The mechanism, design method, and key construction technique of high-pressure rotary jet grouted pile, together with its application in defects treatment of an expressway subgrade are expounded.
目前已形成长螺旋钻机、灰土桩机、高压旋喷钻机、强冲钻机、锚杆钻机五大系列10多个品种。
Currently has a long auger, lime machine, High Pressure Jet Drilling Rig, strong drill Roofbolter more than 10 varieties of five series.
流量曲线特点，提出了旋喷泵叶轮的优化设计数学模型、叶轮优化设计方法及水力参数的设计原则。
The mathematical model, the method for optimizing design, and the design principle of hydraulic parameters are proposed to make head-flow curve flat.
流量曲线特点，提出了旋喷泵叶轮的优化设计数学模型、叶轮优化设计方法及水力参数的设计原则。
The mathematical model, the method for optimizing design, and the design principle of hydraulic parameters are proposed to make head-flow curve flat.
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