1. Associate Professor, Dept. of Architectural Engineering and Design, Univ. of Engineering and Technology, 54890 GT Rd., Lahore, Pakistan.
2. Professor, Faculty of Engineering, Univ. of Central Punjab, Khayaban-e-Jinnah Rd., Johar Town, Lahore 54500, Pakistan.
3. Ph.D. Student, Dept. of Architectural Engineering and Design, Univ. of Engineering and Technology, 54890 GT Rd., Lahore, Pakistan.
4. Research Professor, Dept. of Civil and Environmental Engineering, Yonsei Univ., Yonsei-ro 50, Seodaemun-gu, Seoul 03722, Republic of Korea (corresponding author).