Open Access

ARTICLE

A Discrete Numerical Study of the Effect of the Thickness and the Porosity of the Sand Cushion on the Impact Response Due to the Rockfall

Song Yuan¹, Peng Zhao^2,*, Liangpu Li^1,*, Xibao Wang¹, Jun Liu³, Bo Zhang⁴

1 Sichuan Communication Surveying & Design Institute Co., Ltd., Chengdu, 610065, China
2 Key Laboratory of Deep Underground Science and Engineering (Ministry of Education), College of Architecture and Environment, Sichuan University, Chengdu, 610065, China
3 Institute of New Energy and Low-Carbon Technology, Sichuan University, Chengdu, 610065, China
4 Institute of Science and Technology, China Three Gorges Corporation, Beijing, 100038, China

* Corresponding Authors: Peng Zhao. Email: ; Liangpu Li. Email: