introducing the evaluation tools for hse management system performance using balanced score card model

background; the performance of the hse units has various dimensions leading to different performances. thus, any industry should be capable of evaluating these systems. the aim of this study was to design a standard questionnaire in the field of performance evaluation of hse management system employing balanced score card model. methods; in this study we, first determined the criteria to be evaluated in the framework of balanced score card model based on the objectives and strategies of hse management system and existing standards, and then designed questions on every criterion. we used content validity and cronbach's alpha to determine the reliability and validity of the questionnaire. results; the primary questionnaire was comprised of 126 questions some of which were omitted regarding the results obtained from the cvr and cvi values. we obtained the cvi average of environmental dimension to be 0.75 and its cvi average 0.71. conclusion; with respect to the results of the reliability and validity of this questionnaire,and its standardized design we can suggest using it for evaluation of hse management system performance in organizations and industries with the mentioned system.