1. 1 Department of Civil Engineering, Kulliyyah (Faculty) of Engineering , International Islamic University Malaysia , Jalan Gombak, 50728 Selangor , Malaysia
2. 2 North American University , Stafford, Texas , United States
3. 3 Department of Civil Engineering , Quaid-e-Awam University of Engineering, Science and Technology , Nawabshah, Sindh , Pakistan
4. 4 Department of Information Technology , Shaheed Benazir Bhutto University Shaheed Benazir Abad , Pakistan