沥青碎石

沥青碎石混合料动力变形特性研究

Research on Dynamic Deformation Characteristic of Asphalt Macadam Mixture

大粒径沥青碎石加铺层结构反射裂缝调查及应力分析

Investigation of reflective cracking and stress analysis for overlay structure with large-size asphalt macadam

开级配大粒径沥青碎石混合料沥青路面温度应力影响因素分析一种面向多核处理器粗粒度的应用级Cache划分方法

Analysis of Influence Factors of Temperature Stress of Open-graded Large Stone Asphalt Mixture in Asphalt Pavement A Coarse-Grand Cache Partitioning Technique for Multi-Programmed Workloads on CMPs

ATB沥青碎石柔性基层施工质量控制

Quality Control of ATB Bitumen Macadam Flexible Basement Construction

ATB-30沥青碎石柔性基层在张石高速公路中的应用

Application of Flexible Asphalt Treated Base ATB-30 in Zhangjiakou-Shijiazhuang Expressway

沥青碎石封层技术的施工工艺与施工装备运用

Gravel Asphalt Sealing Layer Technology Construction Technology and Construction Equipment Use

农村水泥路面改造的沥青碎石封层技术应用研究

The Application Research on Asphalt Chip Seal in Rural Concrete Pavement Reconstruction

沥青碎石路面基层防渗技术的应用研究

Application Study of Anti-Seepage Technique of Asphalt Macadam Pavement Base

特粗粒径沥青碎石裂缝缓解层防裂机理分析

Anti-Cracking Mechanism Analysis of Cracking Relief Layer of Extra Coarse Asphalt Macadam

乳化沥青碎石对集料的级配要求

Gradation Requirements on Aggregate for Broken Stone of Emulsified Asphalts

提高沥青碎石底面层性能的施工工艺

Technology for Improving the Performance of Bitumen Macadam Bottom Layer

橡胶粉沥青碎石罩面路面设计与施工

The Design and Construction of Bituminous Macadam Overlay of Pavement with Rubber Powder

沥青碎石混合料永久变形与空隙结构关系研究

Research on the relationship between permanent deformation and air void structure of asphalt macadam mixture

沥青碎石基层混合料的功能设计

Function Design of Asphalt Macadam Base Mixtures

沥青碎石柔性基层研究动态

Asphalt Debris Flexible Base Course Study Update

沥青碎石与级配碎石过渡层在防止半刚性基层反射裂缝的对比分析

Contrastive Analysis of Asphalt Macadam and Graded Stone Transitional Layer in Prevention of Reflecting Crack of Semirigid Base

为同步沥青碎石封层技术的使用和推广提供了一定的依据。

For the simultaneous closure of asphalt gravel layer and the promotion of the use of technology to provide a certain basis .

基于断裂力学和有限元原理，计算分析了纤维沥青碎石封层路面结构在不同条件下的应力强度因子。

Based on fracture mechanics and finite element theory , calculation and analysis stress intensity factor of fiber asphalt chip seal under different conditions .

实验观察表明，大粒径的沥青碎石抗反射裂缝能力较强，有助于对数值模拟结果的深入理解。

Experimental results showed that the large-size cracks in the asphalt gravel antireflection stronger ability . Numerical simulation results contribute to the deepening of understanding .

文章对混凝土和沥青碎石的特点及性能进行分析，指出以间断级配组成的沥青混合料具有热稳定性和耐久性的优点。

The characteristics and performance of bituminous concrete and bituminous macadam are analyzed , and it is indicated that gap-graded bituminous mixture has the merits of thermal stability and durability .

纤维沥青碎石封层就是浙江省公路局为了适应浙江公路养护的新形势，率先从法国引入的公路预防性养护新技术。

In order to adapt to new situations , highway bureau of Zhejiang province firstly introduce the fiber asphalt chip seal from France which is a new technology of preventive maintenance .

介绍掺湿粉煤灰碾压砼沥青碎石复合式路面的配比、试验和施工实践，对路面强度进行了研究。

The paper introduces the mixture ratio , test and construction practice for compound pavement rolling with concrete asphalt and macadam , also it conducts a study on the road pavement intensity .

结合六寨至水任二级公路的实际情况，阐述了提高AM-16沥青碎石混合料的路用性能等有关施工工艺。

By linking with the specific situation of Liuzhai ~ Shuiren Class ⅱ Highway , the paper expatiates the relative construction technology for improving the operation performance of AM_16 bitumen macadam mixture .

其次，分别利用大马歇尔击实试验和振动成型击实试验确定大粒径沥青碎石混合料最佳沥青用量。

At last , gradation with the skeleton dense built-in structure is addressed . Secondly , large scale Marshall Compaction test and vibratory molding method are used to ascertain asphalt content of LSAM .

通过计算最不利组合条件下的应力强度因子，与纤维沥青碎石自身的断裂韧度进行比较，验证了纤维沥青碎石封层优异的阻裂效应。

Calculated the stress intensity factor , under the most unfavorable combination condition , and the excellent crack resistance effect of fiber asphalt chip is verified by comparing with the fracture toughness itself .

适应性研究表明，增加结构层厚度、设置级配碎石层或者沥青碎石层，一方面将导致路面结构基层融沉附加应力增大；另一方面能够有效的降低路基顶面温度，有利于保护冻土。

The adaptability study shows that reduced the temperature at subgrade top by increasing the thickness of the structure set the layer of graded crushed stone or asphalt macadam is benefit to protect the permafrost .

针对农村公路网建设，路面面层采用沥青碎石混合料结构，研究利用复合土工膜，预防路面透水，增加和保证路面的使用寿命的探讨。

Around construction of rural highway network , the pavement cover has taken texture of asphalt macadam mix and utilized composite soil engineering membrance , averting the pavement perviousness , increasing the service life of pavement .

将空隙率较高的最大粒径为37.5cm的大粒径沥青碎石混合料铺筑在老沥青路面上代替半刚性基层，解决半刚性基层补强中反射裂缝及排水问题。

Approach to strengthening old pavement structure that paves high void asphalt macadam with top-size aggregate 37.5 cm on existed pavement instead of semi-rigid base , can prevent base reflection cracking and drain water from base layer .

另一方面大粒径沥青碎石基层可以与沥青混凝土面层粘结牢固，并且由于其模量接近，路面结构受力更均匀。

On the other hand , Large-size asphalt treated base can adhere well to the above asphalt concrete and the pavement structure can distribute the distress evenly because of the little difference between the two layers in modulus .

研究人员通过试验和宏观有限元分析认为开级配沥青碎石能够防止反射裂缝，却很少有人能从细观层面上做出解释。

By tests and finite element analysis for the macro-structure of pavements , researchers found that the open-graded asphalt macadam can prevent the reflection crack in asphalt pavements , but very few people can explain it on meso-level .