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fatigue behavior of epoxy asphalt concrete and its

fatigue behavior of epoxy asphalt concrete and its

Fatigue behavior of epoxy asphalt concrete and its ...

2017-8-1  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 ...

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.

get price

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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(PDF) Rheological and fatigue properties of epoxy asphalt ...

Fatigue performance of epoxy asphalt binder was researched using stress-controls,and testing temperature and loading were also considered in this study. The results indicated that the

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Investigation on surface characteristics of epoxy asphalt ...

2017-11-1  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.

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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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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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Epoxy Asphalt fatigue resistant paving for Orthotropic ...

Epoxy Asphalt used in permeable pavements (OGFC) Epoxy Asphalt (EA) binder was extensively researched and field tested in a multi-phase evaluation by the International Transport Forum of OECD in a multi-country evaluation seeking long life pavements

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Analytical modelling of thixotropy contribution during T/C ...

Compared to common asphalt concrete and SBS modified asphalt concrete, when epoxy asphalt concrete is taken as anti-fatigue layer, the fatigue life of perpetual asphalt concrete pavement increases ...

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

2018-7-1  The specimens were rest at 30 °C for 1 day or 3 days to study the effect of resting time for self-healing on the fatigue behavior of asphalt concrete fatigue behavior. What is more, beam fatigue testing is performed at intermediate temperatures, usually around 20 °C, because fatigue cracking is thought to be a primary distress for hot mix ...

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Performance of hot mix epoxy asphalt binder and its

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.

get price

Curing behavior of epoxy asphalt SpringerLink

2009-7-9  The curing process of epoxy asphalt was analyzed by Fourier transform infrared (FT-IR) spectroscopy. Effect of curing temperature on viscosity of epoxy asphalt, and changes of mechanical properties with curing time were investigated. The evolution of concentration of epoxy band was followed as a function of the applied curing process. The experimental results indicate that the curing reaction ...

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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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Thermal and bonding properties of epoxy asphalt bond

2021-3-2  Epoxy asphalt bond coat (EABC) is one of the thermosetting polymer-modified asphalts, which has been widely employed as a strong waterproof bonding layer between the asphalt concrete and the orthotropic steel bridge deck. In the present work, the influences of asphalt content on the phase separation, viscosity, thermal stability, viscoelastic behavior, mechanical performance, pull-off strength ...

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Study on the microstructure and properties of hot-mix ...

2019-6-13  Epoxy asphalt concrete (EAC) has excellent high-temperature stability and fatigue durability and is extensively used as steel deck pavement. The spatial microstructure of one type of hot-mix epoxy asphalt was investigated using fluorescence microscopy and scanning electron microscopy (SEM). The properties of the epoxy asphalt (EA) and EAC with different epoxy resin to epoxy asphalt

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(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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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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Thermal and bonding properties of epoxy asphalt bond

2021-3-2  Epoxy asphalt bond coat (EABC) is one of the thermosetting polymer-modified asphalts, which has been widely employed as a strong waterproof bonding layer between the asphalt concrete and the orthotropic steel bridge deck. In the present work, the influences of asphalt content on the phase separation, viscosity, thermal stability, viscoelastic behavior, mechanical performance, pull-off strength ...

get price

Curing behavior of epoxy asphalt SpringerLink

2009-7-9  The curing process of epoxy asphalt was analyzed by Fourier transform infrared (FT-IR) spectroscopy. Effect of curing temperature on viscosity of epoxy asphalt, and changes of mechanical properties with curing time were investigated. The evolution of concentration of epoxy band was followed as a function of the applied curing process. The experimental results indicate that the curing reaction ...

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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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Field Aging Effects on Fatigue of Asphalt Concrete and ...

2001-1-1  A study was undertaken to investigate the influence of field aging on the fatigue performance of asphalt concrete and asphalt-rubber concrete. Two California mixes were investigated: conventional asphalt concrete dense graded (CAC-DG) and asphalt-rubber hot-mix gap graded (ARHM-GG).

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Nonlinear Viscoelastic Behavior of Asphalt Concrete and ...

2013-1-1  Nonlinear Viscoelastic Behavior of Asphalt Concrete and Its Implication for Fatigue Modeling B. Shane Underwood and Y. Richard Kim Transportation Research Record 2013 2373 : 1 , 100-108

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(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

get price

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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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.

get price

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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