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. 2022 Nov 29;19(23):15897. doi: 10.3390/ijerph192315897
  • 1.

    What is your opinion on the impact of the natural environment on the resilience and safety risks of the UPS system?

Resilience indicator Very important Important Average Unimportant Very unimportant
Frequency of natural disasters 5 4 3 2 1
Intensity of natural disaster 5 4 3 2 1
Disaster response measures 5 4 3 2 1
Extent of damage caused by disasters 5 4 3 2 1
  • 2.

    What is your opinion on the impact of the economic environment on the resilience and safety risks of the urban underground public space system?

Resilience indicator Very important Important Average Unimportant Very unimportant
Quantity of emergency relief materials 5 4 3 2 1
Financial allocation for post-disaster relief 5 4 3 2 1
Material reserves for post-disaster reconstruction 5 4 3 2 1
Number of professional rescue personnel 5 4 3 2 1
Extent to which relief materials can respond to disasters 5 4 3 2 1
  • 3.

    What is your opinion on the impact of facilities and equipment on the resilience and safety risks of the urban underground public space system?

Resilience indicator Very important Important Average Unimportant Very unimportant
Whether the electric circuit and power supply system are faulty 5 4 3 2 1
Whether the fire-fighting facilities, alarm system, etc. are intact 5 4 3 2 1
Whether the ventilation system is faulty 5 4 3 2 1
Whether the flood control and drainage system is faulty 5 4 3 2 1
  • 4.

    What is your opinion on the impact of physical structures on the resilience and safety risks of urban underground public space systems?

Resilience indicator Very important Important Average Unimportant Very unimportant
Number of underground space levels 5 4 3 2 1
Height of underground space 5 4 3 2 1
Number of stairs/escalators 5 4 3 2 1
Number of emergency exits 5 4 3 2 1