It is necessary to study the performance of pavement structure on the asphalt overlaid on the old cement concrete pavement.
因此继续开展旧水泥混凝土路面上加铺沥青层路面结构层性能的研究,是非常必要的。
It was necessary and feasible to study the design to prevent reflecting cracks on the asphalt overlaid on the old cement concrete pavement.
因此继续开展旧水泥混凝土路面上加铺沥青面层防治反射裂缝设计方法的研究,是必要而且是可行的。
Abstract: : It is applied more and more widely to pave asphalt concrete pavement onto the old cement concrete pavement in urban road construction.
摘要:旧水泥混凝土路面加铺沥青混凝土路面在城市道路建设中被越来越广泛的应用。
To improve the bearing capacity of old cement concrete pavement and prevent reflective cracking, HMA overlay with SAMI has been used in some highways.
为了提高旧水泥混凝土路面的承载能力和防止出现反射裂缝,用热拌沥青混凝土罩面层并设置SAMI层的修补技术常被使用。
By analysis on the structure of old cement concrete pavement, this paper puts forward reconstruction plan, key points of construction and achieved result.
通过对旧水泥砼路面结构的分析,提出改建方案,归纳施工要点及取得的效果。
How to prevent and delay the emergence of the reflective cracks effectively is the key to the asphalt concrete overlay on the old cement concrete pavement.
在旧水泥混凝土路面上加铺沥青混凝土面层所面临的关键是如何有效的抑止或延缓反射裂缝的产生。
The design, paving and effect analysis of testing road section provide basis for the design of thin asphalt overlay structure of old cement concrete pavement.
通过试验路段的设计、铺筑和效果分析,为旧水泥混凝土路面加铺薄沥青面层结构设计提供依据。
In the combination with the concrete project the paper introduces the design method and construction process of old cement concrete pavement paved with bituminous surface.
结合具体工程介绍了旧水泥混凝土路面加铺沥青面层的设计方法和施工工艺。
Introduced hereby are the treatment of the old cement concrete pavement, measures to prevent reflective cracking and the profile design and transverse grade determination in road design.
介绍了旧水泥混凝土路面处理、防止反射裂缝措施、道路设计中纵断面设计和横坡确定。
On the Basis of an abundance of field survey data of pavement condition, the evaluation of structural load carrying capacity and deterioration extent for old cement concrete pavement are studied.
依据广东省若干典型水泥混凝土路面路况调查数据 ,进行路面结构承载能力评价及损坏状况评价研究 ,提出路面损坏状况评定参考标准。
Impact compactor is a compaction machinery with high impact energy, which cracks the old cement concrete pavement to form a interlocking structure and be the cushion or sub-base of the new pavement.
冲击压实机是一种高冲击能量的压实机械,通过破裂稳固混凝土路面,使旧路面形成嵌锁型结构,成为新铺路面的垫层或底基层。
Application of ground penetrating radar in projects indicates that its application in old cement concrete pavement retrofitting is feasible and it may overcome restriction by common inspection method.
工程应用表明,探地雷达应用到旧水泥混凝土路面改造中是可行的,可以克服常规检测方法的局限性。
Overlay asphalt concrete pavement surface on old cement pavement is to improve the level of performance, to increase loading capacity and extend the service life of one of the main measures.
在旧水泥混凝土路面上加铺沥青混凝土面层是改善路面使用性能、提高承载能力和延长服务年限的主要措施之一。
Overlay asphalt concrete pavement surface on old cement pavement is to improve the level of performance, to increase loading capacity and extend the service life of one of the main measures.
在旧水泥混凝土路面上加铺沥青混凝土面层是改善路面使用性能、提高承载能力和延长服务年限的主要措施之一。
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