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Our task: To extend an underground water line which is to be used to service fire sprinklers in an existing prison. The work was designed to be performed by using Horizontal Directional Drilling (HDD); however the i... In the process of developing a NFPA who is the committee of correlation How do you decide the value of a specification for the first time when you develop an NFPA On the NFPA 1977 My question is the treatment of open top combustible containers (Totes) in a solid pile storage arrangement protected with ESFR sprinklers. Table 15.4.1 clearly states no open top containers, however there is no subst... On a monitored system, are separated buildings required to be equipped with remote annunciators, when the main FACP indicates the location of fire alarm? NFPA 13 ask for a sign on the FDC so you know what it's connecting to (standpipe, sprinkler, pump, etc.) But what standard or code refers to "identifying the FDC so it can be visible from the street" ? It seems to me that in NFPA 111 that the minimum requirements for testing is monthly and then a choice of either taking periodic ohmic readings on all batteries and other operating parameters (NFPA 111, 126.96.36.199) or an... I have a bitumen tank with operating temperature/ design temperature are 150/200 Celcius degree. The flash point of bitumen is 220 celcius degree. In this case, bitumen can be considered as liquid class IIIB, isn't it? Have a situation where trying to replace underwater light fixtures (120V 400W) and are unable to pull old line out of conduit to replace with new line. Electrician on site wants to splice line. Is that even approved u... I have a contractor that is relocating a few heads and adding new, here is where I think is a sketchy line is drawn and need your help. He relocated the heads but did not replace with NEW, he stated he did not remove ... Recently a manufacturer procured new IP-20 style panel-boards. These new panel-boards are designed to eliminate/reduce(???) arc flash exposure to personnel working within the energized panels. &... Four legs don’t stand in their way. Whether they share space with just one of us or an entire family, pets are very special members of our households. They depend on us for a safe and secure home, and they pay u... Greeting My name is Faisal Refaee. I am an officer in Saudi Civil Defense. Saudi Civil Defense intends to refurbish their Fire apparatus and vehicles. we need NFPA 1912 for this matter. in case there is no... Bought 2017 Retreat by Keystone. I found out that the shower and bathroom water returns are connected to black tank. Is that in accordance with code Hello everyone, We are trying to determine the best method to protect one of our transmitter sites. It is located in a marshland that becomes very dry in the summer. Does NFPA have any recommendatio... Full Load Current based on overcurrent protection A spa (light hazard occupancy) is to go into the penthouse lease space of a 12 story luxury apartment building. How much in the way of bath salts, massage oil, designer robes, and soaps can the Spa stock or display be... When is National Fire Prevention Week in 2017. Fire hydrant installation with use of thrust blocking vs mega lugs. Contractors insist mega lugs replace the need for thrust blocking at hydrant installations. NFPA 24 indicates hydrants shall be set on flat stone or ... If I connect a pipe coupling and the pipe (nominal size 40,50) to make a rolling groove can use the ducts of wall thickness of less than 3,4 mm (according Table A.6.3.2, SCHEDULE 10) or I have to go according to 6.3.2...