Steel structure in an open car park - The influence of trapped smoke on the fire resistance of steel beams

A car in an open car park is on fire. The fire and the smoke unleash a heat that causes the temperature to rise. The open car park is made out of a steel frame and to be designed for a fire resistance of 60 minutes. This car fire is a local fire whereas flashover doesn’t occur. The crucial point of the fire is when the steel frame reaches the...