This paper introduces a new concept of setting asphalt pavement waterproof course on pavement design.
本文通过沥青路面防水层的设置，在路面设计中提出了一个新的概念。
Abstract Catchment area and catchment rainfall are important parameters of porous or permeable pavement design.
摘要汇水面积和汇水量是多孔路面或透水路面设计的重要参数。
A new type of load diagram for pavement design, namely "the bowl-shaped distribution load", is proposed in this paper.
本文提出了一种新型的路面设计荷载图式——碗形分布荷载。
In addition, the advantage of FWD deflection bowel and FWD application in pavement design and evaluation are illustrated by examples.
并列举了应用FWD测量路表弯沉盆的优点及FWD在道路设计与评价中的一些基本用途。
Bearing this understanding in mind, the present paper proposes a new idea of pavement design and corresponding method of construction.
基于对砼路面破坏过程的这种认识，笔者提出了一种全新的路面结构及施工方法。
This paper analyzes the frame of carbon fiber racing bicycle with finite element method, and optimizes the carbon fiber pavement design.
对碳纤维赛车车架进行了有限元分析，并优化了碳纤维铺层设计。
At last, based on present "THE STANDARDS OF ROAD FLEXIBLE PAVEMENT design" (JTJ014, 1987), a reliability design method has been advanced.
最后，以现行《公路柔性路面设计规范》(JTJ014, 1987)为基础，提出柔性路面可靠性设计的基本方法。
Reasonable selection of pavement structure is important in pavement design, which should be based on correct assessment of the structures.
路面设计中，合理选择路面结构是建立在对路面类型进行正确评估的基础之上。
In this thesis, the author systemically study on the asphalt pavement design technology of the permafrost area from the material and the structure.
本文从路面材料和结构两方面，对多年冻土地区沥青路面设计技术进行系统深入的研究。
In our "Specifications for Highway Pavement Design", codes on parameter of temperature gradient of cement concrete surfacings are not very rational.
我国《公路路面设计规范》对水泥混凝土路面设计温度梯度的规定很不合理。
But in the pavement design, the structure design and the material design are seriously separated, which lead to the early damage in asphalt pavement.
但是在路面设计时结构设计与材料设计相脱离的问题比较严重，从而导致了沥青路面的早期损坏。
The research indicates that the conventional pavement technique can only be suitable for the normal pavement design but not for the heavy-duty pavements.
研究表明，传统路面设计技术仅仅适用于低等级道路路面的设计；
However, we usually cann't take into the influence of shear stress by use of current asphalt pavement design specifications in our country to carry on the road structure.
然而，利用我国现行沥青路面设计规范进行路面结构设计过程中没有考虑剪应力的影响。
The study of asphalt mixes fatigue properties at certain traffic and environment conditions has great guiding significance to pavement design, construction and maintenance.
研究沥青混合料在特定的交通与环境条件下的疲劳特性对于沥青路面设计、施工和养护具有重要的指导意义和规范作用。
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。
The difference is not yet considered in present pavement design. Different axle load causes different pavement damage, and the damage is not linear with the magnitude of axle load.
轴载不同对路面造成的损害也不同，而这种损害与轴载的大小呈非线性关系，现有的轴载换算公式不能解决这一问题。
Take the plain concrete pavement design for example, the comparison is carried out to find out the differences of thickness of surface design between the two sets of specifications.
以普通水泥混凝土路面设计为例，比较分析新、旧规范方法下，面层设计厚度的差异。
This paper presents a simple method of calculating various stress and strain components in a four-layered or more elastic layered system, which can be used in flexible pavement design.
本文提出四层以上弹性层状体系各个应力、应变分量的简易计算法，可供柔性路面设计之用。
This method is simple WTH high precision and can conveniently solve problem of "cracked plate". Computation and laboratory test have proved it practicable in concrete pavement design.
这个方法计算简单，内力精度较高，能方便地解决“裂板”应力计算问题。计算结果和模型板的实验表明，采用这种方法计算“裂板”及其它水泥混凝土道面是可行的。
The design of cement concrete pavement slabs should be consulted "Specification for Highway cement concrete pavement design" before the revision of "Specification for Urban Road design".
建议在《城市道路设计规范》修订前，应参照《公路水泥混凝土路面设计规范》来进行水泥混凝土路面设计。
At present, fatigue cracking of pavement has become an important factor influencing the long-term service performance of pavement. It is also a very important problem in pavement design.
目前，路面的疲劳开裂成为影响路面长期使用性能的一个重要因素，也是路面设计中非常重要的一个问题。
Based on the asphalt pavement typical structure, it adopts equivalent thickness conversion to give the block pavement typical structure according to the reviser asphalt pavement design method.
在沥青路面典型结构的基础上，按照修正的沥青路面设计方法，采用等效厚度换算给出了砌块路面典型结构。
Meanwhile, some measures of improving evenness of subgrade and pavement structures are presented basing on design and construction.
同时提出了从设计和施工两方面提高路基和路面结构层均匀性的一些措施。
The study of the mechanical properties of cement concrete pavements is the base of the structural design of pavement.
水泥混凝土路面的力学性能分析是路面结构设计的基本依据。
Research purposes: According to the mechanics characteristic of flexible pavement, the structural design of flexible pavement was improved.
研究目的：根据柔性路面的力学特性，改进柔性路面结构设计。
Studying the porosity of asphalt mixture with large pores, proportioning and mechanics target offers an instructions for design of permeable asphalt pavement and its application.
通过对大孔隙沥青混合料的孔隙率、配合比及力学指标的研究，为透水性沥青路面设计及应用提供指导。
Because of the special geographical condition of the desert area, the pavement material design and application for desert highway must comply with the principle of utility, feasibility and economy.
考虑到沙漠地区特殊的地理条件，沙漠公路路面材料的设计和应用要遵循适用性、可行性和经济性的原则。
Surface course thickness and base modulus of asphalt concrete pavements are important parameters in pavement structure design.
沥青混凝土路面面层厚度和基层模量是路面结构设计中的重要参数。
Surface course thickness and base modulus of asphalt concrete pavements are important parameters in pavement structure design.
沥青混凝土路面面层厚度和基层模量是路面结构设计中的重要参数。
应用推荐