简要介绍了铁路路基病害的常用整治方法及其存在的问题。
The paper introduces the treatment measurements of railway roadbed diseases and their existing problems.
多年冻土地区路基病害主要由冻土土体在季节变化条件下的冻融循环造成的。
The disease of subgrade in permafrost region was mainly induced by frost heaving and thawing circulation of frozen soils because of change of seasons.
膨胀土具有吸水膨胀软化,失水收缩开裂及反复变化的特点,易形成路基病害。
It is easy to form subgrade disease on swelled ground because swelled ground has features of swelling and softening by absorbing water shrinking and cracking by losing water and repeated changing.
社会经济的飞速发展,交通运输业随之日益繁忙,也使得运营的路基病害日益突出。
With the rapid development of highways, diseases of subgrade in use become prominent day by day.
本文还提出路基高度与冻土年最大融深之间的回归公式,为路基病害预测提供依据。
The regression equations of embankments height and annual maximum thaw depth of permafrost were put forward to provide evidence for disease forecast of permafrost embankments.
计算结果表明,青藏铁路临界翻车风速随海拔升高而增大,随冻土路基病害出现而降低。
The result indicates that the critical vehicle turnover wind speed increases with the rise of elevation and decreases with the appearance of roadbed disease of frozen area.
第四章,根据岩溶路基存在的工程地质问题,对路基的稳定性和路基病害处置方案进行研究。
Chapter 4, According to the engineering-geology problem of Karst roadbed, we have a research on the stability and disease processing scheme of the roadbed.
并在原铁路路基病害诊断专家系统的系统结构基础上提出了铁路路基病害诊断专家系统的理想结构。
Based on the existing structure of ES for railway subgrade defect diagnosis, an ideal structure of ES for railway subgrade defect diagnosis.
并在原铁路路基病害诊断专家系统的系统结构基础上提出了铁路路基病害诊断专家系统的理想结构。
All of these offer an express way to es. Based on the existing structure of es for railway subgrade defect diagnosis, an ideal structure of es for railway subgrade defect diagnosis is presented.
研究结果表明:青藏高寒铁路临界翻车风速随海拔升高而增大,而随冻土路基病害出现而降低的规律。
The result indicates that the critical wind speed of vehicle turnover increases with the elevation of the altitude and decreases with the appearance of roadbed disease at frozen soil area.
运用试验结果定量分析了填土路基在往复列车荷载作用下应力应变反应特性,剖析了路基病害产生的原因。
Using the test results, the stress strain behavior of the subgrade was quantitatively studied, and the causes of diseases in subgrade were analyzed.
以富阳市大桥路工程实践为例,介绍了在城市沿河道路中管线复杂状态下处理道路滑坡的方法,提出了以抗滑桩处理路基病害的工程措施,达到了良好的治理效果。
Taking Great Bridge road Project practice in Fuyang City as an example, the paper introduces the method for treating road landslide under the condition of complex lining in urban roads along river.
路基路面的病害便是制约公路正常运营的因素,因此加强对路基路面常见病害的防治具有重要的作用。
Is to restrict the normal operation of highway subgrade pavement disease factors, so to strengthen the prevention of common subgrade pavement plant disease plays an important role.
通过分析指出路基设计不合理以及施工工艺不当是造成高填方路堤常见病害的主要原因。
Through analysis, the main reasons of high fill embankment faults are unreasonable design and construction of subgrade.
湿软性黄土路基的病害主要为沉陷,工后沉降较大。
The main disease of roadbed with wetness and softness loess is large settlement after construction.
路基作为公路的主要组成部分,其质量的好坏,病害的严重程度关系到行车的安全。
Subgrade as a major component of the road, its quality and the severity of disease related to traffic safety.
从路基沉降、施工方法和结构体系上对桥头跳车病害进行原因分析,探讨并提出减少桥头跳车的措施。
From subgrade sinking, construction methods and structure system, the paper analyzes reasons for vehicle bump at bridge head, and advances measures to avoid it.
对路基质量的影响因素很多,公路病害问题也经常发生,但其中绝大多数还是由施工质量问题引起的。
Many of the factors affecting the quality of roadbed, road disease problems also occur frequently, but most of them are caused by the construction quality problems.
针对路基路面经常出现的病害,提出了路基路面的养护措施与标准。
To some disease that road bed and surface often appear, maintenance measure and standard was proposed.
我国铁路部门目前采取的防治路基冻胀病害的措施是阻止地表水和地下水浸入路基本体,以及采用冻胀不敏感的填料。
At present, the measure of preventing the embankment disease is to prevent the surface water and groundwater submerging into roadbed, as well as use the heave insensitive filling.
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.
文章介绍了路基常见的病害的种类及定义,探讨了影响路基稳定性的各种因素。
The paper introduces the types and definitions of the common damages to roadbeds and probes into factors affecting their stability.
黄土在我国广泛分布,黄土路基沉陷变形是黄土地区公路的主要病害之一。
Loess widely distributes in China and the subsidence deformation of loess roadbed is one of the common highway disasters in loess areas.
应用调整好的神经网络模型对沪宁线检测数据进行测试,结果表明,该模型对路基翻浆冒泥病害的识别率达90%以上。
The adjusted network is used to test the GPR data of the Shanghai-Nanjing Railway. The results indicate that the model achieves a recognition rate of subgrade mud pumping defects above 90%.
黄土地区高速公路下伏不良地质体是高等级公路建设中经常遇到的地基问题,其病害类型主要是路基塌陷形成陷坑和路基边坡坍塌。
The harmful geology structure under the freeway is a ground problem existing in the freeway construction in the loess region, and it mainly results in the collapse of the roadbeds and the slopes.
随着行车荷载的作用以及自然因素的影响,路基在运营过程中将出现各种各样、或重或轻的病害,这些病害对公路的运营造成了极大的安全隐患。
Influenced by the traffic load and natural factors, subgrade will appear various of disease seriously or lightly. This disease will gave great security risk to highway operations.
从路基沉降、施工方法和结构体系上对桥头跳车病害进行原因分析,提出防治病害的工程措施。
Analysis is made on the hazards resulting from bridgehead jump-driving, especially from subgrade sedimentation, construction methods and structural system, and given the preventions.
从路基沉降、施工方法和结构体系上对桥头跳车病害进行原因分析,提出防治病害的工程措施。
Analysis is made on the hazards resulting from bridgehead jump-driving, especially from subgrade sedimentation, construction methods and structural system, and given the preventions.
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