Assessment of environmental and social-economic impacts for sand mines by using cost-benefit analysis – case study

Subject Areas :

Mohammad Hasan Shokri ¹ , Ehsan Mosavi ²

1 - M.Sc. Student, Islamic Azad University, South Tehran Branch, Faculty of Engineering, Department of Petroleum and Mining Engineering, Tehran, Iran
2 - Assistant Professor, Islamic Azad University, South Tehran Branch, Department of Petroleum and Mining Engineering, Tehran, Iran

Received: 2020-07-14 Accepted : 2020-07-14 Published : 2019-11-22

Keywords: Economic, Social, Cost-Benefit, Environmental, sand mines,

Abstract :

This study examines the environmental, economic, and social impacts of mines on local communities. Impact assessment in these three areas (environmental, social and economic) predicts the potential environmental factors resulting from the implementation of development projects, some of the ways to reduce or eliminate these unacceptable and unintended, it makes predictions and presents predictions to decision-makers. In this study, a reasonable decision can be made by understanding the impact of each of the above factors on the continuation or stopping of mining activity.  By preparing a questionnaire on gathering the required information and compiling a questionnaire in three axes, economic, social and environmental, a total of 32 questions were put on the gathering of opinions from the expert community. Then, the reliability of the questionnaires was assessed by SPSS software and then, a cost-benefit analysis was performed on the status of the proposed sand mines. After implementing the model presented in three axes, economic, environmental and social, the results of the costs were 0%, 53.27%, and 52.67%, respectively, and the income results were 100%, 46.73%, respectively. % 47.33% was obtained. Therefore, the income from the activities under study is dominated by the costs considered in the three axes considered.