Abstract:Noise pollution in coal mine is serious and causes accidents sometimes , its influence on production safety of coal mine cannot be ignored .This paper , through the study on the status and characteristics of under-ground noise , designed a employees health questionnaire about those near the noise source in mine , and anal-ysis the influence of noise on human physiological and psychological according to its feedback ;then study the effect of underground noise on human unsafe behavior , and considered there are two main ways:unsafe behav-iors occurred when receive and process information and unsafe behaviors leaded by function psychological stress .Noise , though not a direct result of people's unsafe behavior , but plays a serious negative effects on it .