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چکیده
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Evaluation and selection is one major task of managers in operational processes. Appropriate selection and evaluation in management plays effective roles in efficiency, utility, and more importantly, the quality of operation. Contractors are the major providers of services and equipment required for projects. At each part of project, there are always a few contractors capable and qualified to execute project. The contractor selection could be regarded as a kind of decision making. The present study attempted to investigate the selection of contractor in Kermanshah Gas Company, and taking into account effective qualitative and quantitative factors selected the optimal contractor for executing project. Firstly, a decision making group was formed and the most effective criteria (including work experience, financial situation, etc. for selecting contractor using questionnaire were identified. Then, taking advantage of the opinion of the experts which include five members of the technical committee, the weight of criteria was determined in a fuzzy procedure. Which based the obtained weights, work experience attribute acquired the maximum weight. Then four contract companies were evaluated using FTOPSIS and finally Nil AbmostahkamGharb Company was selected as the qualified company for executing project.
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