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Even so, the exterior columns on the east side were substantially damaged at the lower floors by the collapse of WTC 7.
Even so, the exterior columns on the east side were substantially damaged at the lower floors by the collapse of WTC 7.
The southern half of the west facade and most of the south facade were severely damaged or destroyed. The south face of the building suffered structural damage in the exterior bay from impact by large debris from WTC 7
The building was impacted by debris from the collapse of WTC 7. Although structural damage from debris impact was contained to the exterior bays on the south side of the building and between roof setback levels, it was more extensive than that observed on the east side of the Verizon building.
Fire Load
Amount of combustible matter present that can act as a fuel to feed a Hostile Fire.
Originally posted by erwalker
For Griff, this took me all of a minute to find using Google.
From (Answers.com)
Fire Load
Amount of combustible matter present that can act as a fuel to feed a Hostile Fire.
A hostile fire is defined as one that is burning in a place it was not intended to burn.
You can find a paper delivered to the 2001 Interflam Conference discussing fire load, delivered by Richard W. Bukowski (Building and Fire Research Laboratory, National Institute of Standards and Technology) at the following link
Fire as a Building Load
Originally posted by Nunny
BTW people, a fire does not need to MELT steel. It only needs to weaken it from 100% strength. If it is weakened to 50% strength, that means it can only hold 50% of the load. Since construction is typically constructed to handle approximately 70-80% of the expected load, it just started the clock.
Originally posted by PriapismJoe
What about the overpass that collapsed in California a few months ago? It was steel and concrete.
Originally posted by six
As for you other question.. certainly... Very recently,fire that was very similar to the on in Charlotte NC, with very similar combustibles and fire loads, that buildings roof collapsed after 15 mintues.
Originally posted by ANOK
Originally posted by PriapismJoe
What about the overpass that collapsed in California a few months ago? It was steel and concrete.
Well I guess you mean the BS about the bridge melting?
The steel didn't melt, only the rubber used in between the sections melted. The steel itself was re-used when they repaired the bridge.
See this is a great example of how people hear something and then come to incorrect conclusions before even checking out the facts...
Originally posted by PriapismJoe
Where in the world did you hear that nonsense? It was structural steel wrapped in concrete, there is no way it was usable after the collapse.