The text researches the force performance of the hollow slab in considering the composite effect of the deck pavement layer.
本文主要研究考虑桥面铺装叠合效应对空心板桥受力性能的影响。
The present methods can supply the failure analysis of bridge deck pavement layer in concrete highway Bridges with a new way of study.
本文为混凝土公路桥中桥面铺装层的破坏分析提供了一种新的研究途径和方法。
Through studies on computation models of asphalt pavement construction's response to uncoordinated deformation, we figure out the increasing stress of each pavement layer.
理论分析表明,较小的路基不协调变形足以使沥青混凝土路面在路面结构中产生较大的附加应力,应力级位明显上升。
The back calculation of pavement layer moduli and the method of estimate is researched according to the measured FWD data from the field test of the existing cement concrete pavement road.
根据某旧水泥混凝土路面改建时的FWD检测数据,研究了旧层状体系路面的评价方法及模量反算。
The importance of adopting appropriate test methods for the compactness and the pavement layer thickness is demonstrated and why the pavement evenness and thickness control must be started to...
论述了结构层压实度和厚度的合适检测方法的重要性以及平整度和厚度的控制必须从路基开始。
In this paper, the stresses in a composite concrete pavement are analysed by means of finite layer method. Through calculation and analysis, a practical design method is presented.
本文采用有限层法对复合式水泥混凝土路面结构进行应力分析,通过计算与分析,提出了能满足精度要求的实用设计方法。
Designing asphalt over layer on the concrete pavement.
设计旧水泥混凝土路面沥青加铺层。
Fatigue is one of criterions in asphalt concrete pavement design, failure of asphalt concrete fatigue has correlation with the magnitude of tensile strain of asphalt layer bottom.
疲劳是沥青路面设计标准之一,沥青混凝土的疲劳失效与沥青层底拉应变值的大小相关。
Most back-calculation theories are based on the linear elastic layer system and quietude analysis method, which neglected the nonlinear peculiarity of the pavement material.
现有的反算理论大多建立在弹性层状体系和拟静力分析方法的基础之上,忽略了路面材料应力应变非线性特性。
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层方法,研究了弹性层状地基上刚性路面的计算问题。
Road pavement area: includes 2 pavement construction teams. Be responsible for production and other management work of selected layer, subbase layer and surface layer of this section.
路面工区:包括2个路面作业队。负责本标段的选定层、底基层和面层的生产等管理工作。
It is important to set the waterproof and cohesive layer in pavement structure on con - Crete bridge.
铺装结构中防水粘结层的设置对于混凝土桥面至关重要。
Pavement structure layer inside base course is usage quantity of main supporting course, its usage direct influence the function pavement.
路面结构层中基层是主要承重层,它的使用性能直接影响路面的使用质量。
To counter the feature of overlaying in thin layer , this paper introduces the choice of asphalt mixture gradation used in the covering of pavement of Shi-An Espressway.
针对薄层罩面的特点 ,介绍了石安高速公路罩面沥青混合料级配的选择方法。
This paper take the deck pavement for structure layer, in order to analyze the features of bearing capacity when plank work with principal beam.
将铺装层作为结构层研究,以便分析铺装层与主梁共同工作时的受力特点。
It is very important to set the waterproof and cohesive layer in pavement structure.
铺装结构中防水粘结层的设置至关重要。
According to the smoothness grade standard, the smoothness control standard of each layer is presented, and the asphalt pavement smoothness control measure is suggested finally.
建立了施工平整度层间传递模型,并根据平整度分级标准,提出了每层的平整度控制标准,最后建议了沥青路面平整度控制措施。
With the thickness of base and subbase increased, the additional stresses of every layer of pavement structure are linear increased.
随着基层厚度和底基层厚度的增加,路面各结构层附加应力都呈线性增大。
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,其主要承重层是半刚性基层,而沥青面层一般只起功能作用,不起强度作用。
Affecting the shearing stress of the thin layer is its thickness and combined degree between asphalt concrete and cement concrete pavement.
影响剪应力的大小主要是薄层的厚度和薄层与水泥混凝土道面的结合程度。
There are some references in guiding the overlay design of asphalt pavement and choose the correct intermediate layer materials.
对于指导路面加铺设计,正确选择夹层材料具有一定的参考意义。
It is worth popularizing as a new type undersurface layer gradation of asphalt pavement.
是一种值得推广的新型沥青路面下面层级配。
The contact condition between PCC surface layer and poor cement concrete base course directly influences the space between joints and the loading stresses in the pavement.
水泥混凝土路面面层与贫混凝土基层界面的接触状况,不仅直接影响到路面的接缝间距,同时也对路面的荷载应力有较大影响。
Then it was pointed out the adhesive layer material is one of the key techniques for the long-span steel bridge pavement.
该文介绍了钢桥面铺装出现的主要病害,分析了病害出现的原因,指出钢桥面铺装中粘结层材料是关键。
Because the protective layer is too large, the steel mesh can not play the role of anti crack, the protective layer is too small, easy to cause the cracks in the bridge deck pavement.
因为保护层过大,钢筋网起不到抗裂作用,保护层过小,容易引起桥面铺装裂缝。
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.
路面及半刚性基层在修建和使用过程中,由于水份蒸发以及温度的变化,容易产生裂纹。
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.
对新建沥青混凝土道路路面,玻纤格栅可置于半刚性基层与下封层之间,也可置于下封层与沥青面之间。
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半刚性材料层温度状况以及层底温度应力。
Last, the function of rubbled slab is ascertained, it shows that rubbled slab can be taken directly as base layer or under base layer, and meet the needs of new pavement.
最后,对碎石化后水泥混凝土层的路面结构功能定位提出了对比分析结论,认为碎石化层可以直接作为新加铺沥青混凝土路面结构的基层或底基层,能满足新加铺路面结构的要求。
Last, the function of rubbled slab is ascertained, it shows that rubbled slab can be taken directly as base layer or under base layer, and meet the needs of new pavement.
最后,对碎石化后水泥混凝土层的路面结构功能定位提出了对比分析结论,认为碎石化层可以直接作为新加铺沥青混凝土路面结构的基层或底基层,能满足新加铺路面结构的要求。
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