A Decision Support Model for Prioritization of Safety Five Stars System Elements on Saudi Electricity Company using Integrated AHP and TOPSIS Approach

Occupation Health and Safety (OHS) become as main parts of every company as the safety of people, machines, equipment and facilities become its goal. In 2015 G Saudi Electricity Company decided to use the Five Star Safety and Health Management System on all its facility around the Kingdom. It is the main purpose for this system to minimize number of accident/injuries and in consists of that it looks for 5 stars rating. However, the Five Stars Safety and Health Managements System have 73 elements to be implemented and evaluated which need a lot of resources, this research aim to identify the highest important elements out 73 elements from Five Stars Safety and Health Managements System that highly affect the company evaluation as well as lead to many accidents. The objective of the current research is to present a prioritization model based on Eight criteria using an integrated Delphi, AHP and TOPSIS approach. The decision main criteria as pairwise comparisons were decided by a group of experts through a Delphi methodology. In addition, the weights of the main was determined using AHP method. the final ranking results have been compared with the last 5 years Evaluations and the root cause for accidents.