Buckling Instability Behavior of Steel Bridge under Fire Hazard

Table 2

The value of fire heat release rate exponential growth model.

Fire scenarios	Fire type	Total heat energy (GJ)	Maximum heat release rate (MW)
1	Two cars	14.4	8	2.1	2.04	1.13
2	Bus	52.5	25	2.0	2.0	0.95
3	Truck + bus	75	75	5	2.44	2.44
4	Heavy truck (low exposure)	150	100	3.2	2.28	1.52
5	Heavy truck (high exposure)	225	150	3.2	2.28	1.52
6	Truck + bus + 6 cars	367	175	2.6	2.17	1.04
7	Tanker	1500	200	1.1	1.27	0.17