Fatigue Related Factors Analysis and Control Study for Coal Mine Workers

Coal mine incidents can be divided into people and things two main aspects. Severity and frequency of incidents are related to mental state and fatigue. Through quantitative analysis of questionnaire survey by frequency analysis, ratio approach, contingency analysis, the survey result shows that fatigue of the employee is related to age, traits of character,work experience, working hours and frequency of overtime, instead of degree of education. Control methods are provided based on the conclusion of the survey.