fatigue behavior of epoxy asphalt concrete and its
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Fatigue behavior of epoxy asphalt concrete and its ...

2017-8-1  Epoxy asphalt concrete (EAC) is made of epoxy asphalt binder and aggregate. Epoxy asphalt is a mix of epoxy resin and petroleum asphalt. Since its application on the Nanjing second Yangtze River Bridge in the year of 2000, EAC has been widely used in pavement construction on

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Fatigue behavior of epoxy asphalt concrete and its ...

The results showed that the fatigue lives of EAC can be higher than conventional asphalt concrete by one or two orders in magnitude, indicating an excellent fatigue performance. Both the strain level and testing temperature have a significant influence on the fatigue behavior of the EAC, similar to conventional asphalt concrete.

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Fatigue Behavior of Epoxy Asphalt Concrete and its ...

Fatigue Behavior of Epoxy Asphalt Concrete and its Moisture Susceptibility from Flexural Stiffness and Phase Angle. Epoxy asphalt concrete (EAC) has been widely used in large span steel box girder bridges recently. The fatigue performance of EAC is critical in the pavement design on steel box girder.

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Fatigue endurance limit of epoxy asphalt concrete

2018-7-1  Therefore, fatigue damage standard is defined as reduction of the epoxy asphalt concrete stiffness modulus to 50% of the initial stiffness modulus. Here, five sets of parallel tests were carried out at each loading strain level. Fatigue behavior of the epoxy asphalt concrete changed with loading number, as shown in Fig. 4.2.

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Rheological and Fatigue Properties of Epoxy Asphalt Binder

Rheological and Fatigue Properties of Epoxy Asphalt Binder ... Epoxy asphalt concrete (EAC) is a thermosetting polymer modified ... evaluate the epoxy asphalt rheological behavior to avoid the problem of adhesion failure between circular plates and binder. DSR time sweep test with this new type of specimen was put ...

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Performance of hot mix epoxy asphalt binder and its

2014-10-11  In addition, the effects of epoxy resin contents on the fatigue life and creep properties of epoxy asphalt concrete were also investigated . Kang et al. [ 13 ] explored the glass transition and mechanical properties of rubber-like thermosetting EA with maleated petroleum asphalt, adipic acid, and methylhexahydrophthalic anhydride as curing agents.

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Investigation on surface characteristics of epoxy asphalt ...

2017-11-1  1. Introduction. Epoxy asphalt concrete is considered as a steel deck pavement material with excellent strength properties, high temperature stability and good fatigue resistance , .The application of epoxy asphalt concrete in steel bridge was firstly reported in the United States in 1960s .It was firstly introduced to China in the Second Nanjing Yangtze Bridge in early 2000s .

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Epoxy asphalt concrete protective course used on steel ...

In order to improve the fatigue performance of EACS, three types of epoxy asphalt concrete were compared with the normal base asphalt (AH70), the conventional epoxy asphalt concrete (CEAC), the...

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Fatigue behavior of microcapsule-induced self-healing ...

2018-7-1  To illustrate the benefits of microencapsulation on the pavement engineering, the fatigue behavior of microcapsule-induced self-healing asphalt concrete was investigated. Firstly, the melamine urea formaldehyde (MUF) microcapsules containing rejuvenator were fabricated via an in-situ polymerization method.

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A Fatigue Damage Analysis of Composite Construction ...

Saboo and Kumar predicted the fatigue crack behavior of asphalt concrete based on Miners' cumulative damage theory, and the relationship between the tensile strain of specimens a nd the number of ...

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Fatigue endurance limit of epoxy asphalt concrete

2018-7-1  1. Introduction. Epoxy asphalt concrete is widely applied in the pavement of long-span steel bridge deck because it has good performances in high temperature, fatigue and corrosion resistance .Most of well-known bridges such as the American Golden Gate Bridge, Australian West Gate Bridge, Chinese Hu Men Bridge, Hang Zhou Bay Bridge etc. use the epoxy asphalt concrete as surfacing

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Investigation on surface characteristics of epoxy asphalt ...

2017-11-1  1. Introduction. Epoxy asphalt concrete is considered as a steel deck pavement material with excellent strength properties, high temperature stability and good fatigue resistance , .The application of epoxy asphalt concrete in steel bridge was firstly reported in the United States in 1960s .It was firstly introduced to China in the Second Nanjing Yangtze Bridge in early 2000s .

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Rheological and Fatigue Properties of Epoxy Asphalt Binder

Rheological and Fatigue Properties of Epoxy Asphalt Binder ... Epoxy asphalt concrete (EAC) is a thermosetting polymer modified ... evaluate the epoxy asphalt rheological behavior to avoid the problem of adhesion failure between circular plates and binder. DSR time sweep test with this new type of specimen was put ...

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Biobased Epoxy Asphalt Binder (BEAB) for Pavement

2020-10-13  The fatigue life of epoxy asphalt concrete can be three orders of magnitude greater than a Superpave polymer modified asphalt concrete, as illustrated in Figure 1. Figure 1. Fatigue properties of dense-graded (Lu et al. 2015). The initially developed epoxy asphalt

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Performance of hot mix epoxy asphalt binder and its

2014-10-11  In addition, the effects of epoxy resin contents on the fatigue life and creep properties of epoxy asphalt concrete were also investigated . Kang et al. [ 13 ] explored the glass transition and mechanical properties of rubber-like thermosetting EA with maleated petroleum asphalt, adipic acid, and methylhexahydrophthalic anhydride as curing agents.

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Research on the Fatigue Behavior of Cement Asphalt

Water erosion is one of the major factors for performance degradation of cement asphalt mortar (abbreviated to CA mortar, or CAM). In this paper, the influence of gap depth, coupling effect of water and pressure on the fatigue behavior of CA mortar was investigated. Results indicated that the damage of bonding surface became more seriously with the increase of gap depth, and when the gap depth ...

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Hot Mixing Behavior and Curing Process of Epoxy Asphalt ...

2020-6-30  A new hot mixed epoxy asphalt system was developed. The reaction process of epoxy resin was characterized by Fourier transform infrared spectroscopy (FTIR). The viscosity was investigated by Brinell viscometer when epoxy resin was mixed with asphalt. The glass transition temperature (Tg), homogeneity, thermal stability and viscoelasticity of epoxy asphalt were analyzed by differential

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Qing Lu - USF

2019-10-22  S. Luo, Q. Lu, and Z. Qian. Performance Evaluation of Epoxy Modified Open-graded Porous Asphalt Concrete. Construction and Building Materials, Volume 76, February 2015, pp. 97-102. L. Chen, Z. Qian, and Q. Lu. Crack Initiation and Propagation in Epoxy Asphalt Concrete in Three-Point Bending Test. Road Materials and Pavement Design. April 16, 2014.

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Epoxy Asphalt Frequently Asked Questions ChemCo

The epoxy resin component is maintained at 80-85°C prior to mixing. The asphalt/curing agent component is maintained at 150-155°C prior to mixing. The aggregate temperature is controlled to be about 113-124°C. The mixed batch as it leaves the pug-mill (asphalt

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Fatigue resistance of modified cold reclaimed mixes with ...

2020-11-28  Concrete of this kind, based on organo-hydraulic binders (OHBC)—is an artificial building material based on reclaimed asphalt concrete at ambient temperature, and combines the properties of thermodynamically incompatible organic (for example, bitumen emulsion) and hydraulic (for example, cement) binders in its structure.

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Epoxy Asphalt Frequently Asked Questions ChemCo

The epoxy resin component is maintained at 80-85°C prior to mixing. The asphalt/curing agent component is maintained at 150-155°C prior to mixing. The aggregate temperature is controlled to be about 113-124°C. The mixed batch as it leaves the pug-mill (asphalt

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Investigation on Fracture Performance of Lightweight

In order to investigate the fracture performance of lightweight epoxy asphalt concrete (LEAC) used in steel bridge deck pavement, experiments and numerical simulations were used to analyze the effect of lightweight aggregate (LWA) on fracture behavior of LEAC.

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Nonlinear viscoelastic behavior of asphalt concrete and ...

Nonlinear viscoelastic behavior of asphalt concrete and its implication for fatigue modeling B. Shane Underwood, Y. Richard Kim Sustainable Engineering and the Built Environment, School of (SEBE)

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Hot Mixing Behavior and Curing Process of Epoxy Asphalt ...

2020-6-30  A new hot mixed epoxy asphalt system was developed. The reaction process of epoxy resin was characterized by Fourier transform infrared spectroscopy (FTIR). The viscosity was investigated by Brinell viscometer when epoxy resin was mixed with asphalt. The glass transition temperature (Tg), homogeneity, thermal stability and viscoelasticity of epoxy asphalt were analyzed by differential

Get Price

(PDF) Properties of Epoxy-Asphalt Pavement Mixture for ...

Improving the ability of asphalt pavement to survive the heavily repeated axle loads and weathering challenges in Iraq has been the subject of research for many years. The critical need for such data in the design and construction of more durable

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Improving toughness of epoxy asphalt binder with reactive ...

2021-6-30  Epoxy asphalt materials have been widely utilized in pavements of orthotropic steel deck bridges as both binders and bond coats since the late 1960’s thanks to its outstanding performance, including high adhesion strength, good waterproof and fatigue resistance [1,2,3,4].In China, many long-span orthotropic steel deck bridges have been paved with epoxy asphalt materials since 2000,

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Materials Free Full-Text Experimental Evaluation of ...

Epoxy asphalt concrete (EAC) is composed of asphalt, epoxy resin, a curing agent, and aggregates, and is characterized by good waterproofing performance, rutting resistance, high strength, and fatigue resistance. EAC is widely used in orthotropic steel bridge deck pavement engineering [1,2]. The steel plates of a steel bridge exhibit larger ...

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Characterization and modelling of creep and recovery ...

2021-1-6  Asphalt pavement is major type of pavement worldwide due to its various advantages, such as driving comfortability, low noise and ease of maintenance [].However, in the construction process of conventional asphalt cement based hot-mix asphalt (HMA), volatile organic compounds (VOC) and greenhouse gases (GHG) are produced, which adversely influence the environment [].

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2017年实验室部分SCI收录论文 - chd.cn

2018-2-5  Fatigue Life Prediction of High Modulus Asphalt Concrete Based on the Local Stress-Strain Method A Study on Evaluation and Application of Snowmelt Performance of Anti-Icing Asphalt Pavement Effect of nano silica and pretreated rubber on the properties of terminal blend crumb rubber modified asphalt

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Performance of hot mix epoxy asphalt binder and its ...

2014-10-11  Performance of hot mix epoxy asphalt binder and its Materials and Structures ( IF 3.428) Pub Date : 2014-10-11, DOI: 10.1617/s11527-014-0442-0 Haiyan Yin, Yuge Zhang, Yifan Sun, Wei Xu, Dier Yu, Hongfeng Xie, Rongshi Cheng

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