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Effect of basalt fiber on the low-temperature performance of an asphalt mixture in a heavily frozen area

, 2020
In the present study, basalt fiber was used to enhance the low-temperature performance of asphalt mixtures in heavily frozen areas. By conducting three-point bending tests at various temperatures (−10 °C, −20 °C and −30 °C) and basalt fiber contents (0.2–
Zhennan Li   +4 more
semanticscholar   +1 more source

Fatigue behaviours of asphalt mixture at different temperatures in four-point bending and indirect tensile fatigue tests

, 2020
The laboratory fatigue test for the asphalt mixture is generally conducted at the intermediate temperatures (10 °C to 20 °C). Some research findings reveal that fatigue cracking may also appear in the asphalt layer at higher temperatures.
Huailei Cheng   +4 more
semanticscholar   +1 more source

Effects of aging on asphalt mixture and pavement performance

, 2020
This study investigates the effects of long-term aging on pavement performance under realistic traffic and thermal conditions. Using the NCHRP 09-54 aging procedure, a systematic study of the effects of aging on asphalt mixture linear viscoelastic and ...
N. Saleh   +7 more
semanticscholar   +1 more source

Moisture stability improvement of asphalt mixture considering the surface characteristics of steel slag coarse aggregate

, 2020
Weathering treatment is a necessary operation to ensure the volume stability of steel slag coarse aggregate (SSCA) in service. Some previous research proved that the surface of weathered SSCA can significantly affect the moisture resistance of steel slag
Zongwu Chen   +5 more
semanticscholar   +1 more source

Influence of Mixture Properties on Fracture Mechanisms in Asphalt Mixtures

Road Materials and Pavement Design, 2010
This paper reports a research study aimed at providing insight into key mechanisms and mixture properties that influence fracture in asphalt concrete. The experimental analysis was based on the Hot Mix Asphalt (HMA) Fracture Mechanics visco-elastic crack growth law.
B. Birgisson   +4 more
openaire   +2 more sources

Graphene/tourmaline composites as a filler of hot mix asphalt mixture: Preparation and properties

, 2020
This study addresses how to reduce the emission of asphalt smoke in the construction process of traditional hot mix asphalt mixture. The graphene/tourmaline composites were prepared based on tourmaline having the effect of adsorbing pollutants. The basic
Qian Chen   +3 more
semanticscholar   +1 more source

Three-Dimensional Simulation of Aggregate and Asphalt Mixture Using Parameterized Shape and Size Gradation

Journal of materials in civil engineering, 2019
Aggregate occupies at least three-quarters of the volume of asphalt mixture and can significantly affect the performance of pavement. The geometrical morphology influences the slippage and interlock among aggregates for resisting and distributing applied
Jue Li   +4 more
semanticscholar   +1 more source

Effect of lightweight aggregate gradation on latent heat storage capacity of asphalt mixture for cooling asphalt pavement

, 2020
Phase change materials (PCMs) can regulate the temperature of asphalt pavement through latent thermal energy storage. Composite phase change materials using lightweight aggregate as supporting material have been used in asphalt pavement.
Yinfei Du   +5 more
semanticscholar   +1 more source

The Study on Flame Retardant Asphalt and Asphalt Mixture

Applied Mechanics and Materials, 2013
Elaborated commonly used asphalt Classification and characteristics of flame retardants and flame retardant mechanism. In view of the present situation of the application of flame retardant asphalt, this paper puts forward the problems existing in the current research and development direction.
openaire   +1 more source

Performance evaluation of asphalt mixture exposed to dynamic water and chlorine salt erosion

Construction and Building Materials, 2019
The salt corrosion environment has direct degradation to durability of asphalt mixture and dynamic water also has an important influence on asphalt pavement performance. In order to evaluate the performance of asphalt mixture exposed to dynamic water and
R. Xiong   +9 more
semanticscholar   +1 more source

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