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Fire/Life-Safety Survival in the Great Indoors

Fire/life-safety issues for large venues such as shopping malls, arenas and big-box stores run the gamut. Installing contractors must grasp how to balance the tradeoff among system types, costs and coverage,…


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Fire/life-safety issues for large venues such as shopping malls, arenas and big-box stores run the gamut. Installing contractors must grasp how to balance the tradeoff among system types, costs and coverage, as well as negotiate the sometimes conflicting goals and demands of others involved in decisions. September 30, 2012

Large occupancies in which high-quality sound is imperative, such as stadiums and performance theatres, invest big dollars in audio design, testing and equipment systems. Less attention has been paid to the quality of sound emitted by emergency notification devices in large structures; NFPA 72-2010 is making engineers and contractors take notice, however. September 30, 2012

How many times have you been in a public place and heard an announcement that was impossible to recognize? What if the message was an evacuation order for assistance in exiting a burning building? Learn the critical facets of speech intelligibility and how to test for it. By Bob Dolph · September 03, 2012

NFPA 72-2010 includes a section outlining important new requirements for voice evacuation systems. Better understand the concept of intelligibility, learn about the code changes and how they apply to notification systems. October 20, 2011



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