Disaster and Failure StudiesHome About Disaster Studies Advisory Committee Current Activities Disaster and Failure Data Repository Impacts and Recommendations

WTC Disaster StudyOverview About FAQs News Archive Meetings and Presentations Photos, Videos, and Simulations Publications Recommendations

*

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 (updated 6/27/12))

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

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)