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National Construction Safety Team Act Reports (NIST NCSTAR)

Reference Structural Models and Baseline Performance Analysis of the World Trade Center Towers. Federal Building and Fire Safety Investigation of the World Trade Center Disaster (NIST NCSTAR 1-2A)

December 1, 2005

Author(s)

W J. Faschan, R B. Garlock

Amendments to the Fire Protection and Life Safety Provisions of the New York City Building Code by Local Laws Adopted While World Trade Center 1, 2, and 7 Were in Use. Federal Building and Fire Safety Investigation of the World Trade Center Disaster (NIST

December 1, 2005

Author(s)

J C. Razza, R A. Grill

This report was prepared to support the analysis of building and fire codes and practices of the National Institute of Standards and Technology (NIST) World

Damage and Failure Modes of Structural Steel Components (Appendices A-G). Federal Building and Fire Safety Investigation of the World Trade Center Disaster (NIST NCSTAR 1-3C)

December 1, 2005

Author(s)

Stephen W. Banovic, Timothy J. Foecke

Damage and Failure Modes of Structural Steel Components. Federal Building and Fire Safety Investigation of the World Trade Center Disaster (NIST NCSTAR 1-3C)

December 1, 2005

Author(s)

Stephen W. Banovic, Timothy J. Foecke

Emergency Response Operations. Federal Building and Fire Safety Investigation of the World Trade Center Disaster (NIST NCSTAR 1-8)

December 1, 2005

Author(s)

James R. Lawson, R Vettori

The September 11, 2001, attack on the World Trade Center (WTC) caused the deaths of 2,749 people. Included in the group were approximately 421 emergency

Comparison of Building Code Structural Requirements. Federal Building and Fire Safety Investigation of the World Trade Center (NIST NCSTAR 1-1B)

December 1, 2005

Author(s)

S K. Ghosh, X Liang

Mechanical Properties of Structural Steels. Federal Building and Fire Safety Investigation of the World Trade Center Disaster (NIST NCSTAR 1-3D)

December 1, 2005

Author(s)

William E. Luecke, Joseph D. McColskey, Christopher N. McCowan, Stephen W. Banovic, Richard J. Fields, Timothy J. Foecke, Thomas A. Siewert, Frank W. Gayle

Visual Evidence, Damage Estimates, and Timeline Analysis (Appendices D-G) Federal Building and Fire Safety Investigation of the World Trade Center Disaster (NIST NCSTAR 1-5A)

December 1, 2005

Author(s)

William M. Pitts, Kathryn M. Butler, Valentine Junker

This report summarizes the collection and analysis of visual material used for the National Institute of Standards and Technology (NIST) World Trade Center (WTC

Fire Protection and Life Safety Provisions Applied to the Design and Construction of WTC 1, 2 and 7 and Post-Construction Provisions Applied After Occupancy. Federal Building and Fire Safety Investigation of the World Trade Center (NIST NCSTAR 1-1D)

December 1, 2005

Author(s)

R A. Grill, D A. Johnson

Maintenance and Modifications to Structural Systems. Federal Building and Fire Safety Investigation of the World Trade Center Disaster (NIST NCSTAR 1-1C)

December 1, 2005

Author(s)

D A. Fanella, A T. Derecho, S K. Ghosh

This report documents maintenance and modifications that were made to the structural systems of World Trade Center (WTC) 1,2, and 7. Included are the Port

Visual Evidence, Damage Estimates, and Timeline Analysis (Chapters 1-8) Federal Building and Fire Safety Investigation of the World Trade Center Disaster (NIST NCSTAR 1-5A)

December 1, 2005

Author(s)

William M. Pitts, Kathryn M. Butler, Valentine Junker

This report summarizes the collection and analysis of visual material used for the National Institute of Standards and Technology (NIST) World Trade Center (WTC

Comparison of Codes, Standards and Practices in Use at the Time of the Design and Construction of World Trade Center 1, 2 and 7. Federal Building and Fire Safety Investigation of the World Trade Center Disaster (NIST NCSTAR 1-1E)

December 1, 2005

Author(s)

J C. Razza, R A. Grill

Physical Properties of Structural Steels. Federal Building and Fire Safety Investigation of the World Trade Center Disaster (NIST NCSTAR 1-3E)

December 1, 2005

Author(s)

Stephen W. Banovic, Christopher N. McCowan, William E. Luecke

Design and Construction of Structural Systems. (Appendices C-G) Federal Building and Fire Safety Investigation of the World Trade Center (NIST NCSTAR 1-1A)

December 1, 2005

Author(s)

A T. Derecho, S K. Ghosh

This report describes the provisions that were used to design and construct World Trade Center 1, 2, and 7. Included is a summary of the major provisions in the

Comparison of the 1968 and Current (2003) New York City Building Code Provisions. Federal Building and Fire Safety Investigation of the World Trade Center Disaster (NIST NCSTAR 1-1F)

December 1, 2005

Author(s)

J C. Razza, R A. Grill

Visual Evidence, Damage Estimates, and Timeline Analysis (Chapters 9-Appendix C). Federal Building and Fire Safety Investigation of the World Trade Center Disaster (NIST NCSTAR 1-5A)

December 1, 2005

Author(s)

William M. Pitts, Kathryn M. Butler, Valentine Junker

Design and Construction of Structural Systems (Appendixes A-B) Federal Building and Fire Safety Investigation of the World Trade Center Disaster (NIST NCSTAR 1-1A)

December 1, 2005

Author(s)

Hai S. Lew, Richard W. Bukowski, Nicholas J. Carino

The collapse of World Trade Center (WTC) 1, 2, and 7 resulted from structural damage from direct and indirect effects of aircraft impact and the ensuing fires

Mechanical and Metallurgical Analysis of Structural Steel. Federal Building and Fire Safety Investigation of the World Trade Center Disaster (NIST NCSTAR 1-3)

December 1, 2005

Author(s)

Frank W. Gayle, Richard J. Fields, William E. Luecke, Stephen W. Banovic, Timothy J. Foecke, Christopher N. McCowan, Thomas A. Siewert, Joseph D. McColskey

Fire Alarm Systems. Federal Building and Fire Safety Investigation of the World Trade Center Disaster (NIST NCSTAR 1-4C)

December 1, 2005

Author(s)

R J. Keough, R A. Grill

Maintenance and Modifications to Structural Systems (Appendixes) Federal Building and Fire Safety Investigation of the World Trade Center Disaster (NIST NCSTAR 1-1C)

December 1, 2005

Author(s)

D A. Fanella, A T. Derecho, S K. Ghosh

The collapse of World Trade Center (WTC) 1, 2, and 7 resulted from structural damage from direct and indirect effects of aircraft impact and the ensuing fires

Passive Fire Protection. Federal Building and Fire Safety Investigation of the World Trade Center Disaster (NIST NCSTAR 1-6A)

December 1, 2005

Author(s)

Nicholas J. Carino, M A. Starnes, John L. Gross, Jiann C. Yang, S R. Kukuck, Kuldeep R. Prasad, Richard W. Bukowski

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)

December 1, 2005

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

Analysis of Aircraft Impacts into the World Trade Center Towers (Appendixes) Federal Building and Fire Safety Investigation of the World Trade Center Disaster (NIST NCSTAR 1-2B)

December 1, 2005

Author(s)

Steven W. Kirkpatrick, R. Bocchieri, Fahim Sadek, Robert S. MacNeill, S Holmes, B D. Peterson, R W. Cilke, C Navarro

The baseline structural performance and aircraft impact damage analysis of the National Institute of Standards and Technology (NIST) Investigation of the World

Fire Resistance Tests of the Floor Truss Systems. Federal Building and Fire Safety Investigation of the World Trade Center Disaster (NIST NCSTAR 1-6B)

December 1, 2005

Author(s)

John L. Gross, F Hervey, M Izydorek, J Mammoser, J Treadway

Computer Simulation of the Fires in the World Trade Center Towers, Federal Building and Fire Safety Investigation of the World Trade Center Disaster (NCSTAR 1-5F)

December 1, 2005

Author(s)

Kevin B. McGrattan, Charles E. Bouldin, Glenn P. Forney

Technical Documentation for Survey Administration: Questionnaires, Interviews, and Focus Groups. Federal Building and Fire Safety Investigation of the World Trade Center Disaster (NIST NCSTAR 1-7B)

December 1, 2005

Author(s)

Johanna Zmud

This report describes the occupant evacuation of World Trade Center (WTC) 1 and WTC 2 on September 11, 2001. Multiple sources of information were collected and

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

December 1, 2005

Author(s)

Jason D. Averill, Dennis S. Mileti, Richard D. Peacock, Erica D. Kuligowski, N Groner, Guylene Proulx, Paul A. Reneke, Harold E. Nelson

Analysis of Published Accounts of the World Trade Center Evacuation. Federal Building and Fire Safety Investigation of the World Trade Center Disaster (NIST NCSTAR 1-7A)

December 1, 2005

Author(s)

R F. Fahy, Guylene Proulx

Analysis of Aircraft Impacts into the World Trade Center Towers (Chapters 9-11). Federal Building and Fire Safety Investigation of the World Trade Center Disaster (NIST NCSTAR 1-2B)

December 1, 2005

Author(s)

Steven W. Kirkpatrick, Robert T. Bocchieri, Fahim H. Sadek, Robert S. MacNeill, S Holmes, B D. Peterson, R W. Cilke, C Navarro

The objective of this report was to analyze the aircraft impacts into each of the World Trade Center (WTC) towers to provide the following: (1) estimates of

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)

December 1, 2005

Author(s)

Mehdi S. Zarghamee, Y 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 of

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