1. Assistant Professor, Faculty of Civil Engineering, Semnan Univ., 19111-35131 Semnan, Iran.
2. Senior Researcher, Young Researchers and Elite Club, Sari Branch, Islamic Azad Univ., 4816-4194 Sari, Iran (corresponding author).
3. Professor, Dept. of Physics, Univ. of Mazandaran, 47416-95447 Babolsar, Iran.
4. Senior Researcher, Young Researchers and Elite Club, Jouybar Branch, Islamic Azad Univ., 47761-86131 Jouybar, Iran.
5. M.Sc. Student, Dept. of Civil Engineering, Islamic Azad Univ., Science and Research Branch, 14778-93855 Tehran, Iran.