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Yet you are claiming the WTC Towers had no fireproofing.
not the ones I mentioned in my own post
Originally posted by GenRadek
Nice picture of it during construction, how about how it looked later on?
Originally posted by GenRadek
Yet you are claiming the WTC Towers had no fireproofing.
Care to repost the claim where I said the WTC Towers had no fireproofing?
Strawman?
(Hoisted by your own petard. Nice job bsbray! )
Originally posted by bsbray11
Originally posted by GenRadek
Nice picture of it during construction, how about how it looked later on?
What about it? Half a piece of cross-bracing on a truss is exposed in your photo. The rest is still covered in fireproofing. There were also fireproofing upgrades after construction, as late as the 1990s.
You think that is proof that all the fireproofing came off the WTC Towers when they were impacted? Can you tell me how you define the words "proof" or "evidence" please? Even fireproofing that's not fully up to code in places is not the same as having no fireproofing.edit on 29-3-2011 by bsbray11 because: (no reason given)
To make matters worse, there were no field tests to determine if fireproofing materials were properly installed until 1977, when the American Society for Testing and Materials (ASTM) published tests for adhesion, cohesion, thickness, and density of applied fireproofing. If these tests had existed in the early 1970s, when the towers were built, then the deficiencies outlined below could have been discovered and corrected.
........
These inspections revealed that the bond of fireproofing on core columns had failed in many locations and the fireproofing was falling off the columns in floor-high sheets. Photo 3, taken in 1994, shows a core column from which the fireproofing had fallen off in a sheet that is several stories high. The red circle and date was the Port Authority's response to the missing fireproofing. This resulted because the steel had not been properly prepared at the time of the initial spray application. Rust scale had not been removed prior to applying the fireproofing. The fireproofing had adhered well to the rust scale, but the rust was coming loose from the steel (photo 4).
Examining the rust, I discovered that cement paste from the fireproofing had run behind flakes of the rust, indicating that the rust existed at the time the fireproofing was applied. The result was that the fireproofing adhered loosely to the columns and would fall off in large sheets. This defect was never corrected and still existed in June 2000 and probably at the time of the plane crashes. It is possible the fireproofing was missing from sections of columns on the impact floors or that some or all of the loosely adhered fireproofing fell off with the force of the impacts. This is a defect that would have been easily discovered by the ASTM adhesion and cohesion quality assurance test, had this standard existed at the time of construction.
Originally posted by GenRadek
The picture shows how during inspection, the fireproofing was failing, falling off by itself, etc.
I never said it was proof ALL the fireproofing came off the WTC on impact. Just on the floors impacted by the plane
Originally posted by bsbray11
Originally posted by GenRadek
The picture shows how during inspection, the fireproofing was failing, falling off by itself, etc.
So he must have been taking a photo of a particularly bad area huh?
I never said it was proof ALL the fireproofing came off the WTC on impact. Just on the floors impacted by the plane
All of the fireproofing on the floors impacted by the plane? Based on that one photo? Why do you not think that at least some or any of that fireproofing was actually still firmly attached, especially when the vast majority of it in your own photo is still attached?
As far as the OP goes, I don't think whether or not a building can withstand an earthquake is entirely relevant to 9/11 in itself.
Originally posted by wmd_2008
reply to post by ANOK
It wasn't fire alone YOU know that there was damage done to the building(wtc7) and it was on fire for many hours and we now what that can do!edit on 29-3-2011 by wmd_2008 because: (no reason given)
Originally posted by bsbray11
So was there in the WTC towers.
Originally posted by bsbray11
Just like the WTC.
Originally posted by bsbray11
You have no proof that all the fireproofing was knocked off by the planes either
Originally posted by GenRadek
reply to post by bsbray11
not the ones I mentioned in my own post
all were addressed:
www.abovetopsecret.com...
www.abovetopsecret.com...
Unfortunately for Caracas Tower, it is harder to find the after-fire report on it, and what type of design it was, fireproofing, construction, etc.
Originally posted by FDNY343
No, there most certainly wasn't. Chief Orio got to the 78th floor, and was calling for the guys that were still coming up that two handlines should have been able to knock down the fire on that floor. (Which, BTW< was the lowest floor on fire)
There were many problems noted pre-911 about the lackluster quality of the SFRM in the WTC. Hence, when a floor was vacant, it was upgraded.
You can read about the SFRM problems here
It didn't need to be. Compromise a few portions of the SFRM, it all becomes useless. Heat transfer.
Originally posted by bsbray11
Originally posted by FDNY343
No, there most certainly wasn't. Chief Orio got to the 78th floor, and was calling for the guys that were still coming up that two handlines should have been able to knock down the fire on that floor. (Which, BTW< was the lowest floor on fire)
How is that different than these other fires, like the First Interstate Bank? Were they not fighting the fires going up the building? It burned for almost 4 hours.
Originally posted by bsbray11
There were many problems noted pre-911 about the lackluster quality of the SFRM in the WTC. Hence, when a floor was vacant, it was upgraded.
You can read about the SFRM problems here
Would you like to sum up what you think the relevance of this is?
Originally posted by bsbray11
It didn't need to be. Compromise a few portions of the SFRM, it all becomes useless. Heat transfer.
If you want to talk heat transfer then you must also want to talk relative masses too. The WTC Towers' columns were a lot larger and would have been heat sinks. Not even NIST is saying that the towers were destroyed because the fire was too intense for the columns. It all goes back to proving that a truss suffering thermal expansion can pull a perimeter column inward.
Originally posted by ahmonrarh
if we could, i guess we could've asked the original designer of the WTC project Minuro Yamasaki.
but 10 second is fast for a 100+story building to fall. if i had a helicopter an egg and an accelerometer, i'd time the egg in freefall just to see how long it would take, from WTC height. afterall, an egg doesnt have subfloors to bounce off of on it's descent.edit on 29-3-2011 by ahmonrarh because: (no reason given)
Originally posted by Ben81
TWC were build in luxury style made to resist ANYTHING
One of the most challenging requirements is for the new Cathedral to withstand the test of time. The project team utilized advanced strategies to achieve a lifespan of no less than 500 years for the structure and building systems. The building has been designed to withstand an 8.4 point Richter scale earthquake.
Originally posted by ANOK
Before you get all exited and think you're winning the debate, the collapse times are pretty much irrelevant anyway.
Even if the collapse of the towers had taken two minutes, the post collapse debris field proves that the collapses could not have been a progressive/pancake collapse, as previously explained.
Originally posted by ANOK
Collapse time has nothing to do with their claim that SAGGING trusses pulled in columns.
Originally posted by ANOK
As for WTC 7, again no matter how long it took it could not have fallen into its own footprint
Originally posted by ANOK
from fire and damage to one side, no matter how destructive the damage was. Even though NIST themselves did admit to free-fall, you can't keep ignoring that...
www.abovetopsecret.com...
(unfortunately the video was removed)
Originally posted by ANOK
The collapse times does help the CD argument but it's not essential, that point could be thrown out and it wouldn't even dent the case for CD. You have a lot more work to do for that, 9 years and you have yet to even get close mate.