Dr Xu Long is a Professor at the School of Mechanics, Civil Engineering and Architecture, Northwestern Polytechnical University (NPU), China. His research interests include: the extreme mechanics of materials and structures in the areas of electronic packaging and protective structures for civil defense; multi-field, multi-scale material constitutive and damage models; structural life prediction; and reliability analysis Khaja Wahaajduddin Kawkabi is a researcher based at the School of Mechanics, Civil Engineering and Architecture, Northwestern Polytechnical University, Xi’an, China. His research interests include: bridge-vehicle coupling dynamics and fatigue fracture mechanics of concrete under high cycle fatigue Percy M. Lyla is a researcher based at the School of Mechanics, Civil Engineering and Architecture, Northwestern Polytechnical University, Xi’an, China. His research interests lie mainly in multi-scale modeling, porous materials, and constitutive damage models Irfan Ali is a researcher based at the School of Mechanics, Civil Engineering, and Architecture,Northwestern Polytechnical University, China. His research focuses on the impact and reliability analysis of reinforced concrete (RC) structures