Investigation of the most important direct cause of occupational accidents based on the Pareto Chart

Every year many people suffer from numerous injuries in occupational accidents. Determination of factors that can cause the most problems in a process is an important step to improve the situation. Pareto chart can be used to explore issues that can cause most of the problems. The aim of this study is to investigate occupational accidents in Gonabad using Pareto chart. This research is a descriptive - analytical study that is based on data recorded by the work office of Gonabad between 2009 -2012 using Pareto chart and analyzed by mini-tabs software.. According to the results of this study totally 87 accidents occurred, and most of accidents were related to the construction industry (50.87%). The most common type of accident was entrapping (34.61%) and the highest rate of accidents was related to the morning shift (84.61%). These accidents in 13.14% cases lead to death and in 86.10% of cases lead to amputation. On the results showed in this study authorities should pay more attention to construction accidents, causes of falling, falling objects, and …. That has much more portion in severe consequences of accidents. And in order to prevent such accidents and their causes more human and financial resources allocated.