Semiquantitative Fire Risk Grade Model and Response Plans on a National Highway Bridge

Table 5

Mobilization time criteria for fire suppression in the UK [25, 26].

Hazard area	Region type	Fire suppression mobilization time (min)
		First arrival time of fire engine	Second arrival time of fire engine	Third arrival time of fire engine
A	Major commercial, business, industrial	5	5	8
B	Small business, industrial, high-rise apartment building	5	8	—
C	Residential	8–10	—	—
D	Regions in which A, B, and C are not applied	20	—	—
RR	Country	—	—	—