1. Ph.D. Candidate, Dept. of Civil Engineering, Shahid Bahonar Univ. of Kerman, PO Box 76169-133, Kerman, Iran (corresponding author).
2. Professor, Dept. of Civil Engineering, Shahid Bahonar Univ. of Kerman, PO Box 76169-133, Kerman, Iran.
3. Assistant Professor, Faculty of Civil and Surveying Engineering, Graduate Univ. of Advanced Technology, PO Box 76315-117, Kerman, Iran.