1. College of Civil and Transportation Engineering, Shenzhen University, Shenzhen, China
2. Department of Civil Engineering, Shanghai University, Shanghai, China
3. University Research Facility in 3D Printing (U3DP), The Hong Kong Polytechnic University, Hong Kong
4. Centre for Smart Infrastructure and Digital Construction, Faculty of Science, Engineering and Technology, Swinburne University of Technology, Hawthorn, VIC, Australia