1. a Department of Civil Engineering, Thapathali Campus, Institute of Engineering, Tribhuvan University, Kathmandu, Bagmati Province, Nepal
2. b Department of Civil Engineering, Environmental Engineering Division, Indian Institute of Technology, Madras, Chennai 600036, India
3. c Department of Civil Engineering, Pulchowk Campus, Institute of Engineering, Tribhuvan University, Pulchowk, Lalitpur 44700, Nepal
4. d Department of Civil and Environmental Engineering, Lamar University, Beaumont, TX 77705, USA
5. e Department of Pharmacy and Biomedical Science, La Trobe Institute for Molecular Science (LIMS), La Trobe University, Bendigo, VIC 3550, Australia
6. f Department of Environmental Engineering, College of Science and Technology, Korea University, Sejong, Republic of Korea