Safety Evaluation of Urban Large Scale Sewage Treatment Plant

Abstract

In recent years, accidents of urban large scale sewage treatment plant at home and abroad have took a big loss to countries and individuals. Based on field research and scientific analysis of one large sewage treatment plant this paper use the safety check list to evaluate its safety and get that the main risk factors which should be focused on are poisoning and suffocation, electrical injuries, fire and explosion. Using accident tree method to analyze electrical equipment accidents we know that in order to prevent electric shock accident first is to use the safety equipment and control leakage events due to dirty and wet.