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Civil and Environmental Engineering

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Michigan Tech Publications

2018

Fatigue test

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Characteristics Of Moduli Decay For The Asphalt Mixture Under Different Loading Conditions, Songtao Lv, Xiyan Fan, Chengdong Xia, Jianlong Zheng, Dong Chen, Lingyun You May 2018

Characteristics Of Moduli Decay For The Asphalt Mixture Under Different Loading Conditions, Songtao Lv, Xiyan Fan, Chengdong Xia, Jianlong Zheng, Dong Chen, Lingyun You

Michigan Tech Publications

In order to explore the moduli decay patterns of asphalt mixtures under different loading conditions, the nonlinear fatigue damage model was implemented in order to simulate the moduli decay patterns. Then, the direct tensile, indirect tensile, and uniaxial compression fatigue tests were employed under four kinds of stress levels with four parallel tests. The specimens of AC-13C Styrene-butadiene-styrene (SBS) modified mixtures were manufactured. Based on the test results, the decay patterns of the moduli during fatigue tests under different stress states were revealed, and the parameters of the damage model under different test conditions were obtained. By changing the values …