Skip navigation
All Places > Xchange Forums

Building & Life Safety

Log in to follow, share, and participate in this community.

Recent Activity

alirezazamani
Hi everyone. Is this neccessary to consider interface between Fire Alarm System & room HVAC system? while 2-1.13 of nfpa 91 says:" Fire detection and alarm systems shall not be interlocked to shut down air-moving devices." On the other hand, 21.7.3 of NFPA 72: Connections between fire alarm systems and the HVAC system for the purpose of… (Show more)
in Building & Life Safety
Sean Ryan
  On February 3, 2016 NFPA launched it's first hands-on training class in Cranston, RI with a full class and hopes for a new genre of training offered by NFPA.  Within a few months, classes were selling out and our attendees were asking for more classes while others were asking us to add locations around the United States and beyond. Since that… (Show more)
in Building & Life Safety
Achim Hering
The following Wikimedia Commons Category: https://commons.wikimedia.org/wiki/Category:Bus_duct_fire_test_UL_system_C-BJ-8028?uselang=en showcases fire testing per ASMT E814, which highlights a problem for bus ducts. Bus ducts are qualified to UL 857. 857 includes mandatory testing for ampacity derating. Nothing prevents a bus duct manufacturer… (Show more)
in Building & Life Safety
Brad Weekley
Does utilizing suites in business occupancies, alleviate any of the corridor requirements within the suite?  If so, how do I justify that via the code?  For instance, is there no such thing as a dead-end corridor in suite?  See the attached design showing a suite.  (not yet constructed)  If we call this entire area a suite, what corridor… (Show more)
in Building & Life Safety
Greg Triplett
We have a high-rise building that utilizes a gas powered generator to supply secondary power to all life safety equipment.  What are the time limitations for taking that generator out of service for major repairs (i.e. replacement of engine components, etc.), and what codes apply to this situation?
in Building & Life Safety
Zaldy Tugade
Does a Fire Pump System require a separate or dedicated ATS (Automatic Transfer switch) different from the building or house ATS.  If so what is the reason behind it.  What pertinent code can I reference this?
in Building & Life Safety
Gina Bertucelli
I am looking for a section of the code that specifies when a Level I or Level II generator is required for an existing business occupancy (if there is one).
in Building & Life Safety
Roy Olivarez
Where on NFPA 72 can I find silencing of horns and keeping strobes on? I heard some where that code had changed 
in Building & Life Safety
Kevin Arnaz Manese
What code or guidelines (minimum size,location,etc) can I use for Fire Man's Access requirements for a high rise building.   Regards
in Building & Life Safety
Kevin Arnaz Manese
Hi, Can I use an ordinary hardware for exit door?
in Building & Life Safety
Load more items