- 1 What does FDC mean on buildings?
- 2 What is a fire department connection Clapper?
- 3 How high can a fire department connection be off the ground?
- 4 What is the purpose of a fire department connection FDC )? Quizlet?
- 5 What is a FDC sign?
- 6 What is FDC mean?
- 7 What psi do you pump a sprinkler system?
- 8 What pressure should I pump my sprinklers at?
- 9 What pressure do you pump a FDC at?
- 10 Is a PIV required?
- 11 Where do I put the FDC sign?
- 12 How far can an FDC be from a fire hydrant?
- 13 Why is it dangerous to work below the hot gas layer without attempting to cool it?
- 14 Which members of the fire department are usually the first to come in contact and interact with the public?
- 15 When attacking a vehicle fire crews should?
What does FDC mean on buildings?
A fire department connection ( FDC ) is required for most NFPA 13 and 13R automatic sprinkler systems and standpipe systems. They are not required for automatic sprinkler systems protecting one- and two-family dwellings and townhomes.
What is a fire department connection Clapper?
Clappers guide water through fire department connections Pressurized water moving through fire department connections can close built-in clappers. These clappers prevent water from exiting through open inlets. On an FDC with two or more inlets, clappers allow firefighters to add or remove hoses as needed.
How high can a fire department connection be off the ground?
Fire department connections ( FDC ) shall be located not less than 18 inches and no more than 48 inches above the level of the adjoining ground (NFPA 14 Section 6.4.
What is the purpose of a fire department connection FDC )? Quizlet?
What is the purpose of a Fire dept connection ( FDC)? Allows FIre dept to pump supplemental water into a standpipr system or sprinkler system.
What is a FDC sign?
Fire Department Connection ( FDC ) signs allow for fire department personnel to easily determine the location of a building’s water supply port in event of a fire. Glow-in-the-dark signs ensure the fire department can easily find connections during an emergency or blackout.
What is FDC mean?
|FDC||Fire Direction Center|
|FDC||Freedom from Debt Coalition (Philippines)|
|FDC||Federal Detention Center|
|FDC||Fault Detection and Classification|
What psi do you pump a sprinkler system?
Water pressure is measured in pounds per square inch – also called psi. The average water pressure for most homes and businesses is between 30 psi and 50 psi; most sprinkler systems are designed to use pressures of around 30 psi.
What pressure should I pump my sprinklers at?
Setting the fire department pumper engine pressure 50 psi below the building system pressure will allow the building pump to stay running and do the job as long as it can. A pressure drop in the system of more than 50 psi is a good indication of a substantial amount of water flowing.
What pressure do you pump a FDC at?
All pumpers will pump their capacity at 150 psi at the pump, so increase the throttle slowly until your discharge pressure is at 150 psi while being careful not to run away from your water supply. If your pumper is equipped with a multi stage pump, place the pump in the volume stage.
Is a PIV required?
Up until the 2010 Edition, NFPA 24 required a listed post indicator valve on every connection from a private fire service main to a building unless special criteria were met (NFPA 24 Section 6.3).
Where do I put the FDC sign?
Fire department connections should be marked by an approved sign mounted on the street front or on the side of the building. Such sign should have the ” FDC ” letters no less than 6 inches in height.
How far can an FDC be from a fire hydrant?
I. FDCs shall be no more than 150 feet from a public hydrant. The FDC may be located within 150 feet of a private hydrant if the FDC is connected to the fire sprinkler system by a dedicated pipe that connects on the system side (i.e., downstream) of the sprinkler system check valve.
Why is it dangerous to work below the hot gas layer without attempting to cool it?
Why is it dangerous to work below the hot gas layer without attempting to cool it? The hotter the gas layer is, the more toxic the fumes are. The smoke contains fuel, and it may ignite at any time.
Which members of the fire department are usually the first to come in contact and interact with the public?
Firefighters are usually the FIRST to come in contact and interact with the public. This answer has been confirmed as correct and helpful.
When attacking a vehicle fire crews should?
When attacking a vehicle fire, crews should: Approach at a 45-degree angle from the side of the vehicle. Which type of alternative vehicle fuel has a flame that is invisible during the day and should be allowed to burn itself out?