Fire rating core filled steel floor beams

[aaronPTeng]

Hi,

I am looking at an existing building, Looking for good papers/codes for assessing the fire rating of core filled steel floor beams.

thanks

"Structural Engineering is the Art of moulding materials we do not wholly understand into shapes we cannot precisely analyse, so as to withstand forces we cannot really assess, in such a way that the community at large has no reason to suspect the extent of our ignorance." Dr. Dykes, 1976