ABSTRACT
There has been increasing amount and varieties of chemical dangerous goods transportation (DGT), which undoubtedly raised the demand of security during the transportation. Among all the means of transporting dangerous goods, railway and road transportations are the most common ones, (Baldini, Gianmarco et al. 2012). Meanwhile, because of the physical and chemical properties dangerous goods have, like being flammable, explosive, toxic, corrosive, and radioactive etc., as well as the high potential risk and accident, guarantying the security of GDT has become a top priority task.
