按该方法设计的矿料级配拌制沥青混合料,进行了动稳定度和冻融劈裂试验。
According to the designed gradation, the asphalt mixture is mixed and its pavement properties such as dynamic stability and freeze-thaw splitting are tested.
其基本原理为:矿料级配中粗集料形成的孔隙率由细集料、填料、沥青和预定孔隙率填充。
The basic principle is the VCA formed by the coarse aggregate is filled with the fine aggregate, the filling, the asphalt and the preconcerted void content.
路面混合料矿料级配组成设计是工程设计的重要组成部分,直接影响工程质量和工程造价。
Aggregate gradation of pavement mixture is one of the important parts of the engineering design, it can affect the quality and the cost of the project.
本文所建立的混合料设计理论模型,首次实现了矿料级配设计和沥青混合料组成设计的统一和设计过程的客观性。
This mixture design theoretical model achieves the objectivity of design process and unification of gradation design and asphalt mixture design.
如何准确测定稳定度和流值、如何选择合理的空隙率以及采用何种矿料级配是沥青混凝土配合比试验的关键问题。
How to determine the stability, flow value, how to choose an advisable void volume and what kind of mineral aggregate gradation is adopted are the key problems in Max ratio test.
结合将在实际工程中应用的SAC13级配的设计过程对VCADRF和VCAAC矿料级配检验方法进行了具体介绍。
The test methods of VCADRF and VCAAC were introduced in the light of the application of gradation design for SAC13 in an actual project.
通过大量室内试验研究了沥青混凝土矿料级配、沥青用量等因素对其体积性能(空隙率)和表面特性(构造深度)的影响。
Through lots of experiments for the factors that gravel grading and asphalt amount in asphalt concrete influences their porosity and structure depth.
在国内外沥青稳定碎石研究的基础上,给出了功能层混合料矿料级配组成的设计和评价方法及功能层混合料配合比设计方法。
Besides, based on the research at home and abroad, we proposed design and evaluation method of asphalt treated base aggregate gradation and mixture design method of asphalt treated mixture.
研究结果表明,级配设计中的最大密实度状态与根据填充试验得到的矿料最大密实度状态是不一致的。
The result of experiments demonstrates that the state of maximum density inducted from the gradation design doesn't conform to the state inducted from stuffing experiment.
在矿料、沥青材料试验研究的基础上开展沥青混合料组成设计试验研究,提出了供工程使用的高性能沥青混合料级配组成设计建议范围。
Based on tests of aggregates and asphalt materials, study on the gradation of asphalt mixture of high performance was performed and recommends to gradation were given.
然后,对确定配合比例的国产环氧沥青进行混合料目标配合比设计,确定了矿料的级配范围、混合料的最佳油石比以及高温固化温度、时间等参数。
Then, it makes target mixture proportion design to study on the aggregate gradation scope, optimum asphalt content of mixture, the temperature and time of curing.
进行了环氧沥青混合料目标配合比设计,确定了矿料的级配范围、混合料的最佳油石比以及高温固化温度、时间等参数。
Then, it makes target mixture proportion design to study on the aggregate scope, optimum asphalt content of mixture, the temperature and time of curing.
进行了环氧沥青混合料目标配合比设计,确定了矿料的级配范围、混合料的最佳油石比以及高温固化温度、时间等参数。
Then, it makes target mixture proportion design to study on the aggregate scope, optimum asphalt content of mixture, the temperature and time of curing.
应用推荐