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SAFETY IN HIGHRISE BUILDINGS
VOICE COMMUNICATIONS SYSTEMS
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alarm signal alarm systems alerting tone ambient noise level Andraus Building areas Arundel Park attention auditory authority having jurisdiction automatic background Behavior in Fire Building Code building fire building occupants Bureau of Standards colors communica communications requirements control center control operator corridors X detected developed devices electrically supervised elevators Equipment Design Exit stairwells factors fire alarm fire department fire emergency fire floor Fire Journal Guide to Equipment high-rise buildings Human Engineering Guide instructions investigation MODEL BUILDING CODES model codes National Bureau NFPA noise NTIS occu performed personnel pre-recorded message problem public address system response Rubin safety in buildings Safety in High-Rise safety systems Seattle Federal Building situation smoke speakers stairways standard temporal profile stimuli technical Technology tems tion total evacuation transmitted two-way U.S. Government Printing visual voice communications system warden stations warning signal World Trade Center X X X