U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

National Construction Safety Team Act Reports (NIST NCSTAR)

Experiments and Modeling of Structural Steel Elements Exposed to Fire. Federal Building and Fire Safety Investigation of the World Trade Center Disaster (NIST NCSTAR 1-5B)

Author(s)
Anthony P. Hamins, Alexander Maranghides, Kevin B. McGrattan, Erik L. Johnsson, Thomas J. Ohlemiller, Michelle K. Donnelly, Jiann C. Yang, George W. Mulholland, Kuldeep R. Prasad, S R. Kukuck, Robert Anleitner, Therese P. McAllister
Reconstructing the fires and their impact on structural components in the World Trade Center (WTC) buildings on September 11, 2001, requires extensive use of

Experiments and Modeling of Structural Steel Elements Exposed to Fire (Appendices D-G). Federal Building and Fire Safety Investigation of the World Trade Center Disaster (NIST NCSTAR 1-5B)

Author(s)
Anthony P. Hamins, Alexander Maranghides, Kevin B. McGrattan, Erik L. Johnsson, Thomas J. Ohlemiller, Michelle K. Donnelly, Jiann C. Yang, George W. Mulholland, Kuldeep R. Prasad, S R. Kukuck, Robert Anleitner, Therese P. McAllister
Reconstructing the fires and their impact on structural components in the World Trade Center (WTC) buildings on September 11, 2001, requires extensive use of

Experiments and Modeling of Structural Steel Elements Exposed to a Fire. Federal Building and Fire Safety Investigation of the World Trade Center Disaster (NIST NCSTAR 1-5B) ***DRAFT for Public Comments***

Author(s)
Anthony P. Hamins, Alexander Maranghides, Kevin B. McGrattan, Erik L. Johnsson, Thomas J. Ohlemiller, Michelle K. Donnelly, Jiann C. Yang, George W. Mulholland, Kuldeep R. Prasad, S R. Kukuck, Robert Anleitner, Therese P. McAllister
Reconstructing the fires and their impact on structural components in the World Trade Center (WTC) buildings on September 11, 2001, requires extensive use of

Occupant Behavior, Egress, and Emergency Communication. Federal Building and Fire Safety Investigation of the World Trade Center Disaster (NIST NCSTAR 1-7) ***DRAFT for Public Comments***

Author(s)
Jason D. Averill, Dennis S. Mileti, Richard D. Peacock, Erica D. Kuligowski, N Groner, Guylene Proulx, Paul A. Reneke, Harold E. Nelson
Multiple sources of information were collected and analyzed: over 1,000 new interviews with survivors (including 803 telephone interviews, 225 face-to-face

Final Report of the National Construction Safety Team on the Collapses of the World Trade Center Towers. Federal Building and Fire Safety Investigations of the World Trade Center Disaster (NIST NCSTAR 1) ***DRAFT for Public Comments***

Author(s)
Sivaraj Shyam-Sunder, Richard G. Gann, William L. Grosshandler, Hai S. Lew, Richard W. Bukowski, Fahim Sadek, Frank W. Gayle, Therese P. McAllister, Jason D. Averill, James R. Lawson, Harold E. Nelson, Stephen A. Cauffman
This is the final report on the National Institute of Standards and Technology (NIST) econstruction of the collapses of the World Trade Center (WTC) towers, the

Global Structural Analysis of the Response of the World Trade Center Towers to Impact Damage and Fire. Federal Building and Fire Safety Investigation of the World Trade Center Disaster (NIST NCSTAR 1-6D) ***DRAFT for Public Comments***

Author(s)
Mehdi S. Zarghamee, Yasuo Kitane, Omer O. Erbay, Therese P. McAllister, John L. Gross
Simpson Gumpertz & Heger Inc. (SGH) developed global models of the World Trade Center (WTC) towers using finite elements to gain an understanding of the roles

Component, Connection, and Subsystem Structural Analysis. Federal Building and Fire Safety Investigation of the World Trade Center Disaster (NIST NCSTAR 1-6C) ***DRAFT for Public Comments***

Author(s)
Mehdi S. Zarghamee, S Bolourchi, D W. Eggers, Omer O. Erbay, F W. Kan, Yasuo Kitane, P R. Barrett, John L. Gross, Therese P. McAllister, A A. Liepins, M Mudlock, W I. Naguib, R P. Ojdrovic, Andrew T. Sarawit
Simpson Gumpertz & Heger, Inc. (SGH) developed finite element models of the components, connections and subsystems of the World Trade Center (WTC) towers to

Reconstruction of the Fires in the World Trade Center Towers. Federal Building and Fire Safety Investigation of the World Trade Center Disaster (NIST NCSTAR 1-5) ***DRAFT for Public Comments***

Author(s)
Richard G. Gann, Anthony P. Hamins, Kevin B. McGrattan, George W. Mulholland, Harold E. Nelson, Thomas J. Ohlemiller, William M. Pitts, Kuldeep R. Prasad
The collapses of the World Trade Center towers on September 11, 2001, resulted from a combination of aircraft impact damage and the ensuing fires. This report
Was this page helpful?