This report was prepared to support the investigation of active fire protection systems as part of the National Institute of Standards and Technology (NIST) World Trade Center (WTC) Investigation. The purpose of this report is to document the design, installation, and modifications to the fire detection and alarm system for buildings 1, 2 and 7 of the WTC, including system performance during the September 11, 2001, attack.
Citation: NIST NCSTAR - 1-4
Pub Type: NIST Pubs
World Trade Center, high rise buildings, building collapse, disasters, fire safety, fire investigations, terrorists, terrorism, fire alarm systems, fire protection, smoke detection, voice communication, communication networks, emergency response, bombs (ordnance)