Determination method of fatigue strength of cement-stabilized Macadam under three-dimensional stress state using equivalent stress as index

Yi Yang,Songtao Lv, Guozhi Zheng,Xinghai Peng,Dongdong Ge,Weiwei Lu,Pengfei Liu

Construction and Building Materials（2023）

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摘要

•The strength model under 3D stress state was proposed through conventional tests.•The characterization equation of fatigue characteristics under 3D stress state was established.•The fatigue strength model with equivalent stress as the index was developed.

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关键词

Cement -stabilized macadam, Three-dimensional strength, Equivalent stress, Fatigue strength, Direct tension, Unconfined compression, Indirect tension

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