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According to a recent article in FIRE ENGINEERING magazine, fire-rated doors and walls are considered passive fire protection and often get little publicity. When fire-rated doors do receive publicity, it is often because of a failure resulting from poor maintenance or from having been blocked open before the fire. Fortunately, these incidents are rare due to conscientious building and fire inspectors and the building owners and managers who maintain them as required by the building and fire codes, and by National Fire Protection Association (NFPA) Standard 80, Fire Doors and Other Opening Protectives.

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Fire Science Reviews announces the availability of a new online report titled,

“A Review of Sprinkler System Effectiveness Studies.”

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Prior to writing the report, the authors compiled and tabulated sprinkler system component data and effectiveness estimates from system-based studies. In the report, they compare the merits of two approaches: component-based approaches using a fault tree of similar method, and system-based approaches using fire incident data where sprinklers were present.

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Now available from the National Electrical Contractors Association (NECA), this newly reaffirmed ANSI-approved standard describes graphic symbols used to represent electrical wiring and equipment on construction drawings. In this publication, the term “electrical” is used to include electrical, electronic, and communications systems covered by the National Electrical Code (NFPA 70). This publication also summarizes recommended drawing practices for electrical construction drawings. See more here.


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