CONFORMITY OF THE ACCESSES AND EXITS OF AGRICULTURAL TRACTORS WORKPLACES ACCORDING TO NBR/ISO 4252 STANDARD

摘要

abstract_textpThis work had as objective to evaluate the conformity of agricultural tractors workplaces accesses and exits made in Brazil. For this evaluation, the workplaces were analyzed according to NBR/ISO 4252 Standard. It was observed that the tractors classified in Class III, in relation to power engine, was better then tractors in Class II. Among the parameters evaluated, the platform weight of operator workplace was attended by all the tractors. The items in less conformoty in agricultural tractors are the doorpost of protection on the steps and the handrail to the operator. As results, the sampling population was conformed in 66 of the analyzed items. The tractors with more powerful engines presented workplaces accesses and exits more ergonomic and safety. Thus, it was concluded by the low conformity of operators workplace in the Brazilian agricultural tractors the minimum parameters of ergonomic and safety for the operator./p/abstract_text