Railway Safety Risk Assessment and Control Optimization Method Based on FTA-FPN: A Case Study of Chinese High-Speed Railway Station

Table 1

Illustration of Places in Petri Net Model.

Place	Content
P1	Crowded station entrance
P2	Crowded ticket or boarding entrance
P3	Crowded escalator or passage
P4	Crowded station exit
P5	Insufficient emergency response ability
P6	Insufficient safety awareness (staff)
P7	Fire explosion
P8	Escalator failure
P9	Terrorist attack
P10	Passenger tumble
P11	Unsuitable escalator or passage
P12	Unsuitable station entrance and exit
P13	Poor emergency evacuation
P14	Insufficient safety awareness (passenger)
P15	Poor station design
P16	Unforeseen circumstances
P17	Poor manual guidance
P18	Passenger gathering
P19	Activating event
P20	Excessive passenger density
P21	Stampede accident