Automatic sprinkler system designs &
types Questions and Complete
Solutions Graded A+
Deluge sprinkler system - Answer: Fire suppression system that consists of piping and open sprinklers. A
fire detection system is used to activate the water or foam control valve. When the system activates the
extinguishing agent expels from all sprinklers heads in the designated area
Wet-pipe sprinkler system - Answer: Fire suppression system that is built into a structure or site; piping
contains either water or foam solution continuously; activation of a sprinkler causes the extinguishing
agent to flow from the open sprinkler
Dry-pipe system - Answer: Fire suppression system that consists of clothes sprinklers attached to a
piping system that contains air under pressure. When a sprinkler activates, air is released the activates
the water or foam control valve and fills the piping with extinguishing agent
Water flow indicator - Answer: Detector that recognizes movement of water within a sprinkler or
standpipe system. Once movement as noted, the water flow detector gives a local alarm and/or made
transmit the alarm
Preaction sprinkler system - Answer: Fire suppression system that consists of clothes sprinkler heads
attached to a piping system that contains air under pressure in the secondary detection system; both
must operate before the extinguishing agent is released into the system
Water supply main - Answer: Piping that connects the sprinkler system to the main water supply
Riser - Answer: Any vertical supply piping in the system
Water supply main, system riser, feed main, cross main, and branch line - Answer: 5 components in
order of piping arrangement in automatic sprinkler systems
Main feed - Answer: Pipe that supplies water to each of the cross means
types Questions and Complete
Solutions Graded A+
Deluge sprinkler system - Answer: Fire suppression system that consists of piping and open sprinklers. A
fire detection system is used to activate the water or foam control valve. When the system activates the
extinguishing agent expels from all sprinklers heads in the designated area
Wet-pipe sprinkler system - Answer: Fire suppression system that is built into a structure or site; piping
contains either water or foam solution continuously; activation of a sprinkler causes the extinguishing
agent to flow from the open sprinkler
Dry-pipe system - Answer: Fire suppression system that consists of clothes sprinklers attached to a
piping system that contains air under pressure. When a sprinkler activates, air is released the activates
the water or foam control valve and fills the piping with extinguishing agent
Water flow indicator - Answer: Detector that recognizes movement of water within a sprinkler or
standpipe system. Once movement as noted, the water flow detector gives a local alarm and/or made
transmit the alarm
Preaction sprinkler system - Answer: Fire suppression system that consists of clothes sprinkler heads
attached to a piping system that contains air under pressure in the secondary detection system; both
must operate before the extinguishing agent is released into the system
Water supply main - Answer: Piping that connects the sprinkler system to the main water supply
Riser - Answer: Any vertical supply piping in the system
Water supply main, system riser, feed main, cross main, and branch line - Answer: 5 components in
order of piping arrangement in automatic sprinkler systems
Main feed - Answer: Pipe that supplies water to each of the cross means
