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Highlights:
1) No WTC-7 steel was recovered or analyzed.
2) No unprocessed, intact floor trusses were recovered or analyzed.
3) No testing for explosives (or sulfidation or other residue of any kind) was performed.
4) Only 12 total core columns were recovered from WTC-1 & WTC-2 combined.
5) Of the recovered core pieces, none showed exposure to temperatures in excess of 250 C.
6) Of 170 examined areas on the perimeter column panels, only three showed exposure to temperatures in excess of 250 C and for one of these three forensic evidence indicated that the high temperature exposure occurred AFTER the collapse.
7) No recovered steel showed any evidence of exposure to temperatures above 600 C for any significant time.
Originally posted by svenglezz
Over the time...say the last couple years there are many points people have pointed out and when it proves that the towers were taken down by the planes etc. people try to change the subject and or insult the "non-believers" it's getting old now with the tactic of the "believer" searching SO hard to find something that is NOT backed up with proof.
Originally posted by svenglezz
See same old same old........
Originally posted by svenglezz
Plus pretty sure my 25 years in construction is some proof I know a little aboutwhat happened....not to mention all the structural engineers I know and NOT one believes the crazy theories of TNT etc. etc .
Originally posted by svenglezz
GO READ for yourself the TRUTH what happened that day.
Originally posted by Griff
Originally posted by seanm
Imagine that Griff claims we need the construction documents before a forensic investigation can determine anything.
Talk about "brick walls!"
Griff, I'd recommend educating yourself before posting.
Just one thing before I leave you to your delusions. What forensic investigation? Give me the proof of that forensic investigation. Who tested the steel for anything? As far as I know FEMA (I think) were the only ones who tested the steel for anything other than temperature. NIST even admits it. So, I suggest educating yourself before you start telling others to.
Good day to you and I'm done.
p.s. FEMA found some pretty interesting things about the steel but no one decided to test it anymore. That makes sense.
17 October 2001
Engineering Forensics of Collapse
by Michael J. Crosbie
Behind the slowly shrinking heaps of rubble in lower Manhattan and Arlington, Virginia, a phalanx of forensic engineers, supported by a variety of research grants, is working against the flow of debris as it is carted off to recycling sites and landfills, searching for clues about how three of the largest U.S. buildings were mortally wounded.
Twisted steel, melted insulation, tangled rebar, shards of aircraft fuselage — these artifacts and more might begin to suggest what happened on September 11, 2001 that brought down several buildings at New York's World Trade Center, and left a gruesome gash in the side of the Pentagon.
Research Groups Take Action
The forensic activities are being propelled by research grants from the National Science Foundation, the American Society of Civil Engineers (ASCE), the American Institute of Steel Construction (AISC), and other private and public agencies that have hired engineers and architects to help figure out how the buildings failed.
continued at www.architectureweek.com...
Originally posted by Griff
Originally posted by seanm
It's actually very funny given the numerous public comment hearings and the fact that the evidence, methodologies, conclusions are open to the entire world, including every structural engineer, forensic scientist, and architect in the world.
You guys never bother to think before writing.
I know I promised myself but. Get me this evidence and such you claim. I'll send you my address in a U2U even, if you claim to have access to such evidence.
I am a structural engineer. I should have access to the construction documents right? Well, it's time to "put up or shut up" so they say.
You are spreading lies in this forum and I actually think it calls for a post ban at least.
Process for Submitting Comments on Draft Reports on the Federal Building and Fire Safety Investigation of the World Trade Center Disaster—The comment period closed on Aug. 4, 2005.
Background
The National Institute of Standards and Technology (NIST) has released a total of 43 draft reports documenting the Federal Building and Fire Safety Investigation of the World Trade Center Disaster. These reports include the draft summary report on the Investigation of the WTC Towers, 8 project reports, and 34 supporting technical topic reports. Fifteen reports, including three project reports, were released on April 5, 2005.
These reports are being issued in draft form with a six-week period for public comment. Public comments will be accepted during the period commencing June 23rd and ending at 5 p.m. EDT on August 4th.
The public is welcome to comment on any of the 43 draft reports issued by NIST, totaling about 10,000 pages. NIST especially encourages public comment on the approximately 200-page draft summary report, which contains the principal findings and recommendations for changes to codes, standards, and practices. NIST will consider all comments received from the public on the 43 draft reports before they are issued in final form.
To ensure that your comments are properly considered, it is important that they be submitted in the appropriate format to facilitate review and disposition by the report authors. NIST will prepare a public summary of the comments received and their disposition in September when the final report is issued.
Submittal of Comments
Comments submitted should be specific to the maximum extent possible: they should clearly state the issue, location (report number, page number, paragraph or sentence), provide a short reason for any suggested change, and provide suggested language for the requested revision. NIST cannot guarantee consideration of comments not submitted in this format.
Comments also may be submitted by e-mail to [email protected], by fax to 301-975-6122, or by mail to:
WTC Technical Information Repository
Attention: Mr. Stephen Cauffman
National Institute of Standards and Technology
Stop 8610
Gaithersburg, MD 20899-8610
Comments not submitted through the web site should contain the following information:
Name: (Optional)
Affiliation: (Optional)
Contact: Phone number or e-mail address where you can be contacted in case of questions. (Optional)
Report Number: (e.g., NCSTAR 1-1)
Page Number:
Paragraph/Sentence: (e.g., paragraph 2/sentences 2-4)
Comment:
Reason for Comment:
Suggestion for Revision:
All comments must be received by NIST by 5 p.m. EDT on August 4, 2005. Comments received after this time will not be considered.
wtc.nist.gov...
Originally posted by ULTIMA1
wtc.nist.gov...
Highlights:
1) No WTC-7 steel was recovered or analyzed.
2) No unprocessed, intact floor trusses were recovered or analyzed.
3) No testing for explosives (or sulfidation or other residue of any kind) was performed.
4) Only 12 total core columns were recovered from WTC-1 & WTC-2 combined.
5) Of the recovered core pieces, none showed exposure to temperatures in excess of 250 C.
6) Of 170 examined areas on the perimeter column panels, only three showed exposure to temperatures in excess of 250 C and for one of these three forensic evidence indicated that the high temperature exposure occurred AFTER the collapse.
7) No recovered steel showed any evidence of exposure to temperatures above 600 C for any significant time.
Originally posted by seanm
Where did you say there is evidence of explosives, Ultima1?
I can't find the link anywhere.