• Introduces partial test results of research about the semi-rigid pavement material by pouring.

    介绍了灌注式刚性路面材料研究方面部分室内试验成果

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  • How to calculate the contraction stress of semi-rigid pavement is the precondition to solve the problem.

    如何正确计算刚性基层收缩应力,则解决一问题前提

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  • After unbound aggregate being settled in the semi-rigid pavement, there are great changes in structural stress distribution and form of structural default.

    刚性沥青道路加设级碎石夹层结构受力情况发生巨大的变化

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  • Main form of structural default is found in semi-rigid pavement with unbound aggregate upper base through contrasting. And it suggests control index of structural design.

    通过对比分析,结合具有级碎石基层半刚性底基层沥青路面主要破坏类型分析,提出结构设计的控制指标

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  • Based on the research results from home and abroad, and the characteristic of the widely-adopted semi-rigid pavement, the thesis studies the cold in-place recycling technology stabilized by cement.

    本文国内外已有研究成果基础,根据国内普遍采用半刚性基层沥青路面一结构特点研究利用水泥为稳定剂的旧沥青路面的现场再生技术

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  • The effect of temperature on ultimate axle load of semi-rigid asphalt pavement was explored through theoretical analysis on a typical structure at various temperatures.

    不同环境温度下,通过典型结构理论分析探讨温度变化对半刚性沥青路面极限影响

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  • This paper presents right maintenance time of semi-rigid asphalt pavement through life-cycle cost analysis, which could make the least maintenance cost for manager and best surroundings for users.

    通过全寿命周期分析方法,提出刚性沥青路面合适养护时机使所需养护维修费用最少,为道路使用者提供良好的通行环境

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  • Although it fails in a sense, the semi-rigid asphalt pavement may not lose its bearing capacity under the application of the ultimate axle load.

    虽然某种意义上有破坏,刚性沥青混凝土路面极限轴载作用后不一定丧失承载能力

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  • But the principles of stress equivalence could accurately reflect the influence on the cement concrete pavement stress by the modulus and thickness of semi-rigid type base.

    以板底拉应力等效为指标基层当量回弹模量值较为真实地反映基层刚度厚度变化对板底拉应力影响

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  • The problems of the analysis of the rigid pavement on the multiple layered elastic foundation are studied by semi-analytical infinite layer method.

    本文采用半解析无限方法,研究了弹性层状地基刚性路面计算问题

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  • In China, the bituminous pavement with semi-rigid base is widely used in freeway, in which the early damage phenomenon is popular.

    我国高速公路的路面广泛采用半刚性基层沥青路面,这种路面出现早期破坏的现象比较普遍。

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  • On the basis of the theory of dynamic mechanics and elastic-plasticity mechanics, the asphalt pavement of semi-rigid subbase on the soft clay ground is analyzed using the axisymmetric FEM.

    基于动力学塑性力学理论采用轴对称有限单元法系统地分析了土地基上半刚性基层沥青混凝土路面结构工作性状。

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  • Firstly, the paper analysed the formation mechanism of the fatigue crack in asphalt pavement with semi-rigid base.

    首先论文分析了半刚性基层沥青路面疲劳裂缝形成机理

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  • As primary stiffness, poor water permeability, reflective cracking of pavement surface layer. Traditional semi-rigid base asphalt pavement are easy to premature fatigue cracking phenomenon.

    传统半刚性基层沥青路面由于基层刚度大透水性较差面层反射裂缝多,路面过早发生疲劳开裂现象

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  • Unbound aggregate base can efficiently retard the reflexion of cracks to asphalt pavement surface, which is aroused by the shrinkage crack of semi-rigid base in the inverted structure.

    刚性基层沥青路面作为过渡层时,可以有效改善半刚性基层收缩裂缝反射裂缝发生。

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  • Because of the moisture evaporation and the varied temperature, the pavement and its semi-rigid base layer are easy to crack in the course of construction and use.

    路面刚性基层修建使用过程中,由于水份蒸发以及温度变化容易产生裂纹

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  • It is the first time that asphalt pavement construction of semi-rigid base is used in the roadways of container terminals in Shanghai Waigaoqiao container Port Area.

    半刚性基层沥青铺面结构应用上海外高桥集装箱港区道路国内尚属首创。

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  • There is a problem that structure design and materials design are disjointed about the asphalt pavement with semi-rigid base in our country.

    我国目前存在刚性基层沥青路面结构设计材料设计脱节问题

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  • It is concluded that the asphalt treated base pavement can improve the temperature condition in the layer of semi-rigid base material and lower the thermal stress in the bottom of subbase.

    分析得出设置沥青稳定碎石基层路面能够改善刚性材料温度状况以及层底温度应力

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  • Semi rigid base course is widely used in Chinese super highway for its good character, the performance and life of pavement is influenced by semi rigid base course.

    刚性基层材料由于具有优良性能而常作为沥青路面水泥混凝土路面的基层,质量好坏直接影响道路路面的质量和寿命

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  • As to the semi-rigid base bituminous pavement, the main bearing weight is basis on the semi-rigid layer. The bituminous pavement has a normal function, without any bearing strength.

    对半刚性基层沥青路面而言主要承重半刚性基层,沥青面层一般只起功能作用,不起强度作用。

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  • The new cement concrete road pavement, glass fiber grid should be placed between semi-rigid base and rigid concrete seal.

    新建水泥混凝土道路路面玻纤格栅置于刚性基层刚性水泥混凝土封层之间

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  • There are many causes on early damage of semi-rigid asphalt pavement.

    半刚性沥青路面早期破坏因素较多。

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  • It is extremely important to reduce dry shrinkage cracking of cement-stabilized macadam base course materials for prolonging service life of asphalt pavement with semi-rigid base.

    减少水泥稳定碎石基层材料裂缝延长半刚性基层沥青路面的使用寿命至关重要

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  • The understanding of semi-rigid base is still not widely accepted. The erosion and pumping have already affected the application of cement concrete pavement on expressways.

    对半刚性基层认识仍然得不到统一,冲刷唧泥已经影响到水泥路面在高速公路上的推广应用

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  • In designing and constructing asphalt pavement structures with semi-rigid base course for the high-type highway, one can refer to the results from this research.

    研究结果可供高等级公路刚性基层沥青路面结构设计施工时参考

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  • So, it has a certain significance to study the influence of construction period loads on semi-rigid asphalt pavement structure.

    因此研究施工期荷载结构影响具有一定意义

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  • The construction of asphalt concrete road pavement, glass fiber grid can be placed between semi-rigid base and the seal, also may be placed on the sealing layer between the asphalt surface.

    新建沥青混凝土道路路面玻纤格栅置于半刚性基层之间置于下层与沥青面之间。

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  • Through comparative analysis, Resin modified semi-rigid composite material is proved have finer fatigue performance than asphalt mixture, and it is suitable for overlay on the old concrete pavement.

    通过比较分析证明了其沥青混合料优良的疲劳性能,更适合水泥混凝土加铺中的应用。

    youdao

  • Through comparative analysis, Resin modified semi-rigid composite material is proved have finer fatigue performance than asphalt mixture, and it is suitable for overlay on the old concrete pavement.

    通过比较分析证明了其沥青混合料优良的疲劳性能,更适合水泥混凝土加铺中的应用。

    youdao

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