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Originally posted by BigTrain
HAHAHAHAHA
Originally posted by BigTrain
Are you kidding me! The photos you just provided are of wtc 7 the opposite side of the collapse!!!! No wonder that side looks so good, the impact was on the other side!!!!!!!!! My god man, you're real stupid if you think that is the side that was hit by the twin towers. Trying to pass that on as the side where there was damage.
Engineers from the New York State Department of Environmental Conservation investigated oil contamination in the debris of WTC 7. Their principal interest was directed to the various oils involved in the Con Ed equipment. However, they reported the following findings on fuel oil: "In addition to Con Ed's oil, there was a maximum loss of 12,000 gallons of diesel from two underground storage tanks registered as 7WTC." To date, the NY State Environmental Protection Agency (EPA) and DEC have recovered approximately 20,000 gallons from the other two intact 11,600-gallon underground fuel oil storage tanks at WTC 7.
It is worth emphasizing that the 20,000 gallons (of a maximum of 23,200 gallons) recovered from the two 12,000-gallon Silverstein tanks was probably all of the oil in those tanks at that time. Since the oil in the tanks survived, we can surmise that there was no fire on the ground floor.
Note that the size of a 12,000 gallon tank would be a little less than 12 feet by 12 feet by 12 feet (if built as a cube).
Originally posted by ANOK
So you're again saying fire and damage on one side of a building will cause all columns to fail at the same time...OOOOKay, LOL...I'm starting to get dizzy from your circular clueless logic.
Originally posted by BigTrain
Originally posted by ANOK
Originally posted by BigTrain
Yes. thats exactly how it works. Why wouldnt they? Once it goes, it goes.
LOL you really don't know anything about buildings or physics do you?
Why wouldn't they? Why would they all fail at exactly the same time? All you can answer is why wouldn't they?
Go to school or something...
Sry but this is getting to be just silly.
Anok, just quit man, you sound rediculous. Let me try to explain this to you, ONCE AGAIN.
When you have a column failure in a building, the loads above need to find another way down to the foundation. This places much higher strains and demand on the other columns.
When you have MULTIPLE failures, or in our case, destruction of columns, you are not only having stresses and forces finding a new load path, you now have fires that are weakening the remaining columns that are now tasked with holding up an increased load. These fires will go through the building, weakening columns one at a time, these columns will be put into a buckled shape by the fires, heat on one side hotter than the other causes columns to distort.
Now, the fires continue through the building. they progressively weaken more and more columns, eventually, a majority of the main columns and girders reach a point where their capacity is equal to the ultimate applied forces. Let me make this very clear. The remaining columns AS A WHOLE have an equal capacity as the total applied load.
As soon as this capacity is overcome, they all buckle within milleseconds. Once the first column goes, and there is no more reserve capacity, the next goes, and the next and the next. There is nothing to stop it, the load paths are changing in milleseconds and failing all the remaining columns within the same time frame.
Make no mistake, these columns are trying to resist the load, but they cannot.
Anok, how much harder can you possibly make this. How is it possible you cannot understand this?
So again, did they all fail at the same time, you're damn right they did.
Train
Originally posted by BigTrain
Stop saying fell striaght down!!!!!!!! The damn building fell in the direction of the initial damage as can be seen by the outer wall being folded over the rubble. Stop believing the lies
Originally posted by HowardRoark
They claim to understand physics, but it is the same sort of “Physics” that once claimed that it was obvious that the sun and stars revolved around the Earth, for who could doubt the evidence of their eyes?
Originally posted by jimmytango
I'm not ignoring anyone - I just have a problem with you all:
a) stating that the NIST and FEMA report prove anything; and
b) positing that you have it figured out when those with the evidence haven't.
Originally posted by BigTrain
My god man, you're real stupid if you think that is the side that was hit by the twin towers. Trying to pass that on as the side where there was damage, HAHAHAHAHA
Originally posted by BigTrain
So again, did they all fail at the same time, you're damn right they did.
Anok, did you just totally ignore this post....
Train
Originally posted by BigTrain
So again, did they all fail at the same time, you're damn right they did.
Train
Originally posted by ANOK
I understand that if some columns are damaged load is tranfered to other collumns, buildings are designed to do that. You know why? Obviously not, otherwise you'd understand why you are wrong in your thinking.
Originally posted by ANOK
Ok then just like I asked your buddy, you show us pics of these raging fires instead of just mouthing off.
Originally posted by StarkMan
There are none because the damage was like a tick to a bear, annoying at best.
Originally posted by StarkMan
How can people say "Oh when he said Pull it and seconds later it fell it wasn't controlled demolition it was, uh, terrorists are gonna get you if you keep questioning Bush!"
Originally posted by BigTrain--
Obviously not?? I dont understand why?? Hmm, I forgot who is the structural engineer on this board, oh wait its me. Anok, just curious, what kind of car or truck do you own?
5.3.3 Compartmentalization
Concrete floor slabs provided vertical compartmentalization to limit fire and smoke spread between floors (see Figure 5-11). Architectural drawings indicate that the space between the edge of the concrete floor slab and curtain wall, which ranged from 2 to 10 inches, was to be filled with fire-stopping material.
A zoned smoke control system was present in WTC 7. This system was designed to pressurize the floors above and below the floor of alarm, and exhaust the floor of alarm to limit smoke and heat spread.
The fireproofing material used to protect the structural members has been identified by Silverstein Properties as "Monokote." The Port Authority informed the BPS Team that New York City Building Code Construction Classification 1B (2-hour rating for beams, girders, trusses, and 3-hour rating for columns) was specified for WTC 7 in accordance with the architectural specifications on the construction notes drawing PA-O. According to the Port Authority, the construction notes on drawing PA-O also specified the following:
* Exterior wall columns (columns engaged in masonry walls) shall be fireproofed on the exterior side with 2-inch solid gypsum, 3-inch hollow gypsum, 2-inch concrete or spray-on fireproofing.
* Interior columns shall be fireproofed with materials and have rating conforming with Section C26-313.3 (27-269 current section).
* Beams and girders shall be fireproofed with 2-inch grade Portland cement concrete, Gritcrete, or spray-on fireproofing or other materials rendering a 2-hour fire rating.
Originally posted by BigTrain
Ya know ANOK, how many times do we engineers and fire personel and material engineers have to tell you that it doesnt take a raging fire to severly warp a column.
So now you claim small fires could cause fireproofed columns to fail?