369 Predicting The Effectiveness Of The Road Safety System In Klang Valley Nurul Elma Kordi 1* , Muhamad Alif Aizad Azahari 2 , Nur Farizan Tarudin 3 1 Malaysia Institute of Transport (MITRANS), Universiti Teknologi MARA, 40450 Shah Alam, Selangor Malaysia. 2 Faculty of Civil Engineering, Universiti Teknologi MARA, 40450 Shah Alam, Selangor Malaysia. 3 Faculty of Business and Management, Universiti Teknologi MARA, Bandar Puncak Alam, 42300 Kuala Selangor, Selangor *Corresponding Author: nurulelma@yahoo.com Abstract Travelling taken by road has several factors that can influence the road traffic system which can cause smoother traffic flow or vice versa. Technology, accident factors and traffic flow factor have played important role in road safety system in order to ensure the journey taken is comfortable and able to give an impact towards reducing road accident rates. This paper examines the current practices applied to determine the effectiveness of the road safety system in the Klang Valley. This research investigates the road safety system towards reducing accident rates and to determine the major factor that contributes to the effectiveness of road safety system in the Klang Valley. In this study, the simple random sampling technique is used in order to gain data by distributing the questionnaires. The findings of this research are based on data analysis of 400 useable questionnaires received. Secondary data is also used by the researcher which is the sources coming from journals, annual report and articles. The analysis reveals that the efficiency and effectiveness of the road safety management system in Klang Valley may be sustainable improved by technology system applied which has affected the effectiveness of road safety system. Keywords: Klang Valley, prediction, road safety management Introduction The road safety system is one of the system that contains an approach to road safety management which is based on the principle that our life and health that should not be compromised. The responsibility for the road safety is a requirement to the involvement of government, civil society as well as businesses from both the public and private sector (Eusofe & Evdorides, 2016). Safety system is also designed with the human being at its center which is taking human