High-volume, low-speed (HVLS) fans require little energy to ventilate large commercial and industrial buildings, and their use can result in considerable cost savings to business owners. But do they compromise fire safety? What are the codes requiring? Read more…
NFPA Conference & Expo attendees got a tour of Underwriters Laboratories in Northbrook, Illinois. During the tour, UL conducted a live fire test in its large-scale fire test and research facility. This particular test involved three rows of rack storage loaded with palettes and cardboard boxes full of Group A plastic cups. A large HVLS Fan was in operation during this fire test. Read more…
According to OSHA and the U.S. Chemical Safety Board1 over the last 35 years more than 450 accidents involving dust have killed nearly 130 workers and injured more than 800. Between the years of 2008 and 2012 alone, a total of 50 combustible dust accidents2 [...]
Xtralis, a maker of Aspirating Smoke Detection (ASD) solutions, conducted a series of fire tests in a warehouse setting to demonstrate the capabilities of three smoke detection technologies, an air-sampling solution, a spot-type detector and a beam detector. (more…)
The 2013 Edition of NFPA 13 will be adopted by many states and jurisdictions in January 2014. In this article we will be focusing on major changes for this latest edition of NFPA 13 and specifically in the application and use of ESFR (Early Suppression, [...]
In-rack sprinklers are used when ceiling sprinkler only protection is no longer adequate to protect the rack stored commodities. Well known disadvantages of current in-rack sprinkler designs are (1) additional costs and (2) additional risks of damage of the sprinkler heads during loading and unloading [...]
Polyurethane foam fires are known to produce very high heat release rates and extremely toxic fumes. As a result, these types of fires provide some unique life, firefighter, property safety and fire suppression challenges. In this study polyurethane foam fires and their combustion processes are [...]
Explore with us in this article the do’s and don’ts of using ESFR sprinkler systems. We discuss common pitfalls in applying these types of sprinkler systems and provide detailed explanations on their correct usage including applicable codes and regulations. Presented are the latest updates [...]
FM Global updated their Data Sheet 8-9 with new high-piled rack storage protection schemes. These new protection options can reduce installation costs by as much as 50%. Large-scale fire tests were used to validate these alternative designs. They demonstrated that large orifice sprinklers and higher [...]
New layout of NFPA 13 may be beneficial for new users of the standard, but it can also create confusion and dismay for experienced users.
