Safety production is an eternal theme of railway transport. The implementation of standard operations by railway employees should be strengthened, for it is a central task of basic rectification and construction for railway safety. However, there are still some prohibited phenomena in the on-site operations conducted by employees of some units, such as "breach of regulations and violation operations", which is threatening the production safety of railway transport. Violation operation is the main cause of accidents. This paper started with human factor of violation operations, conducted in-depth analysis of cause and proposed the measures and methods which can effectively solve such phenomena, in order to contribute to the safety transport of railway.