Abstract:Underground station is the main form of station in urban rail transit, which has the characteristics of not occupying urban space and not affecting the existing traffic planning of the city. However, during the construction of underground station, the safety risk is great, involving many kinds of dangerous projects and long period, which is easy to cause group deaths and injuries.This paper deeply analyzes the main safety risks in four different stages of underground station construction and the dangerous projects involved in underground station construction, analyzes the causes of underground station construction accidents, and puts forward suggestions on site safety management, which has certain reference value.