Document Type : ORIGINAL RESEARCH PAPER
Department of Environmental Engineering, Ahvaz Branch, Islamic Azad University, Ahvaz, Iran.
Construction industry is known as one of the most dangerous industries in the field of air pollution which causes damage to environment and endangers human health. Therefore, in order to reduce and control risks by construction industry, planning is done. The method which is used to discuss the risks is MCDM. After interview with experts who were 15 people, the weights of scales were discussed .Some criterion is used to risks, in this study, the insights and suggestions are used which are risk comprehension, risk evaluation, safety risk and safety performance. Weight of four main scales was performed by Super Decision software. Paired comparison of main scales is performed in terms of 9 hourly quantitatively scale and is same as AHP process. According to the research, the more weight was pertinent to risk comprehension and the less weight is pertaining to safety insight. The results show that in order to control risks, risk comprehension has high priority in building environments.