1. Department of Civil & Structural Engineering, Faculty of Engineering and Built Environment, Universiti Kebangsaan Malaysia , Bandar Baru Bangi, Malaysia.
2. Department of Civil Engineering, Faculty of Engineering, Universiti Malaysia , Kuala Lumpur, Malaysia.
3. Department of Civil Engineering, Faculty of Engineering, Universiti Malaysia Sarawak , Kota Samarahan, Malaysia.
4. River Engineering and Urban Drainage Research Centre (REDAC), Universiti Sains Malaysia , Nibong Tebal, Malaysia.