World Trade Center Investigation Frequently Asked Questions

Questions and Answers about the Overall NIST WTC Investigation (9/19/2011)

Questions and Answers about the NIST WTC Towers Investigation (9/19/2011)

Questions and Answers about the NIST WTC 7 Investigation (9/19/2011)

NIST's Responsibilities Under the National Construction Safety Team Act (12/20/2002)

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Archived FAQs

Questions and Answers about the NIST WTC 7 Investigation (09/17/2010, ARCHIVE, incorporated into 9/19/2011 update)

NIST Federal Building and Fire Safety Investigation of the World Trade Center Disaster Answers to FAQ's-Supplement (12/14/2007, ARCHIVE, incorporated into 9/19/2011 update)

NIST's World Trade Center Investigation (9/8/2006, ARCHIVE, incorporated into 9/19/2011 update)

NIST Federal Building and Fire Safety Investigation of the World Trade Center Disaster Answers to Frequently Asked Questions (8/6/2006, ARCHIVE, incorporated into 9/19/2011 update)