1. Departamento de Obras Civiles, Universidad Técnica Federico Santa María, Valparaíso 2340000, Chile
2. Department of Civil and Environmental Engineering, University of Nevada, Reno, NV 89557, USA
3. Department of Mechanical and Civil Engineering, California Institute of Technology, Pasadena, CA 91125, USA
4. Faculty of Civil Engineering, Ho Chi Minh City University of Technology, Ho Chi Minh City 70000, Vietnam
5. Institute of Civil Engineering, Institute of Materials École Polytechnique Fédérale de Lausanne, 1015 Lausanne, Switzerland
6. Pacific Gas & Electric, San Francisco, CA 94612, USA