1. Universiti Putra Malaysia, Department of Civil Engineering, Faculty of Engineering, Serdang 43400, Selangor, Malaysia
2. Universiti Putra Malaysia, Department of Civil Engineering, Faculty of Engineering, Serdang 43400, Selangor, MalaysiabUniversiti Putra Malaysia, Geospatial Information Science Research Centre, Serdang 43400, Selangor, Malaysia
3. Universiti Putra Malaysia, Department of Civil Engineering, Faculty of Engineering, Serdang 43400, Selangor, MalaysiacIslamic Azad University, Department of Surveying Engineering, Estahban Branch, Estahban, IrandIslamic Azad University, Young Researchers