With the increase of train speed, the frost hazard of subgrade engineering in seasonally frozen soil becomes more and more serious.
随着列车速度的不断提高，季节冻土区路基工程的冻胀问题也越来越突出。
Through analyzing the cause of subgrade engineering quality disease, the paper proposed its technical measures and methods for reference.
通过对路基工程质量通病产生原因的分析，提出了解决路基质量通病的技术措施及方法。
Compared to other kinds of piles, the cement-mixed pile demonstrates its several strong points, and so it is widely used in subgrade engineering.
这种类型的桩与其他类型的桩相比有许多优点，在地基工程中得到了广泛的应用。
High speed everywhere including king long four, told reporters that the high-speed subgrade engineering, most have been completed 77 Bridges have been 52 a realization of half open to traffic.
龙城高速建管处处长王四小告诉记者，该高速路基工程大部分已经完工，77座桥梁中已经有52座实现半幅通车。
Subgrade is the important part of the highway engineering and the base of the pavement.
路基是公路工程的重要组成部分，是路面的基础。
In this paper, based on the principle of roadbed construction, construction of road engineering of subgrade, pavement construction technology to make analysis and discussion for peer reference.
本文根据路基路面施工的原则，对道路工程建设中的路基路面施工技术作出分析与探讨，以供同行参考。
The study may be useful to the selection, design and construction of subgrade treatments in highway widening engineering.
研究成果对路基拓宽工程中处治措施的选择、设计和施工具有重要的借鉴和指导意义。
The paper discusses principle and technical major points of treating highway subgrade thaw with slip casting technique, introduces construction technology and treating effect by engineering examples.
论述了采用注浆技术处理公路路基融陷的机理、技术要点，并通过工程实例介绍了施工工艺及处理效果。
Using subgrade and roadbed as case, the paper discusses the follow-up value of engineering dossier.
以地基、路基施工过程记录为例，探讨工程建设归档资料的后续价值。
For the technical problem and treatment methods of Changjin Expressway construction, the paper introduced the experience and thought on bridge, subgrade, pavement and protective engineering etc.
针对长晋高速公路建设中遇到的技术问题及采取的技术处治方案或措施，总结滑坡、桥梁、路基、路面、排水、防护工程建设经验教训。
For a soft ground subgrade, the widening engineering of highway focuses not only on the soft ground fills in new section, but on the joint of new and old subgrade.
在软土地基上，公路路基的加宽工程除了要重点解决好填方路段新路基下软基处理方案，还要处理好新老路基之间的衔接即新老路堤的不均匀沉降问题。
Subgrade and foundation engineering is a kind of concealed work, which is located under the ground surface.
地基与基础位于地面以下，属于隐蔽工程。
The article deals with the necessity of data of beam deflection measurement on earthwork subgrade of municipal road engineering through integrating with engineering experiment.
本文结合工程实验，认为在市政道路工程土方路基上进行弯沉值测定是很必要的。
On the basis of gravel engineering quality, rolling parameter and rolling means, the compaction quality with gravel as flood prevention embankment and highway subgrade is analyzed in an all-round way.
对砂砾石料的工程性质、碾压参数和碾压方式对砂砾石料防洪堤坝兼做公路路基的压实质量的影响进行全面分析，可为此类工程实践提供参考。
Based on the engineering practice introduce is made on the construction performance of filling subgrade in silt soil and points for attention.
结合工程实例，介绍了粉砂土填筑路基的施工工艺及注意的问题。
Freeway fill subgrade construction and quality control is the key of influencing freeway engineering quality.
高速公路填石路基施工与质量控制一直是影响高速公路工程质量好坏的关键之一。
The subgrade can be divided into the natural subgrade and artificial subgrade, generally adopts the natural subgrade in the engineering of bridge building.
地基可以分为天然地基与人工地基，在桥梁工程中一般采用天然地基。
And this paper puts forward some methods for preventing engineering accidents occurring in subgrade and foundation.
本文初步提出地基基础工程事故发生的一些因素及原因。
In subgrade construction of railway engineering, the total cost of construction materials costs of more than 60%.
铁路工程路基施工中，材料费用占总施工费用的60%以上。
Foundation soil coefficient of subgrade reaction is an important computation parameter in geotechnical engineering.
地基土基床系数是岩土工程中一个非常重要的参数。
Subgrade is the important part of the highway engineering and the base of the pavement.
公路工程的重要组成部分，是路面的基础。
Therefore the treatment of subgrade with IGM is effective, practical and has high production efficiency. And it can get a wide use in highway loess foundation engineering.
因此，冲击碾压法处理地基是有效和实用的，且生产效率高，可在黄土地区路基工程中推广应用。
The situations of cracking in subgrade constructed by different engineering measures are also analysed.
同时分析了不同工程措施的路基裂缝产生情况。
Different quantity of cracking occurs in the subgrade constructed by different engineering measures.
不同工程措施的路基产生不同数量的裂缝。
Along with continuously strengthening of people's consciousness of engineering quality and highway environment, people pay more and more attention to the design of subgrade protection.
随着人们工程质量意识和公路环境意识的不断增强，路基防护工程设计越来越为人们所重视。
Therefore, it is very important and realistic for the pavement engineering to investigate the subgrade work area depth and its impact factors and the effect on the pavement structure.
因此，研究重载交通条件下路基工作区深度及相应的工程防治措施，对提高等级路道路结构使用寿命具有十分重要的工程和现实意义。
The results of experiments and engineering show that it is feasible to adopt dry compaction procedure for subgrade construction road.
试验研究及工程实践结果表明：对于砾石土及风积沙，采用干压实施工工艺修筑路基是完全可行的；
Combined with the engineering practice and based on the road subgrade common diseases, the corresponding control measures are proposed.
联系工程实际，就公路工程路基路面的常见病害提出相应的治理措施。
Combined with the engineering practice and based on the road subgrade common diseases, the corresponding control measures are proposed.
联系工程实际，就公路工程路基路面的常见病害提出相应的治理措施。
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