According to TED magazine, electrical contractors had it pretty tough this past winter. But that environment is beginning to change right along with the weather.
States like Pennsylvania, are gearing up for the more active summer months. “Being based in Central Pennsylvania meant our business was pretty flat
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.
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.
