1. Research Specialist, Fire Research Institute, Korea Institute of Civil Engineering and Building Technology 64, Mado-ro, Hwaseong-si, Gyeonggi-do 34141, South Korea (corresponding author).
2. Ph.D. Student, Dept. of Civil and Environmental Engineering, Univ. of Illinois at Urbana-Champaign, 205 N Mathews Ave., Urbana, IL 61801.
3. Nathan M. and Anne M. Newmark Endowed Chair in Civil Engineering, Dept. of Civil and Environmental Engineering, Univ. of Illinois at Urbana-Champaign, 205 N Mathews Ave., Urbana, IL 61801.
4. Founder Professor of Engineering, Dept. of Civil and Environmental Engineering, Univ. of Illinois at Urbana-Champaign, 205 N Mathews Ave., Urbana, IL 61801.
5. Research Professor, Dept. of Civil and Environmental Engineering, Univ. of Illinois at Urbana-Champaign, 205 N Mathews Ave., Urbana, IL 61801.