Cross Connection Practice Exam

In a partial flow through fire sprinkler system, what part of the system is designed to circulate water?

1. Entire water supply

2. Fire department connections

3. Sprinkler system main

4. Standpipe system outlets

The correct answer is: Sprinkler system main

In a partial flow through fire sprinkler system, the sprinkler system main is specifically designed to circulate water. This section of the system is essential for ensuring that water can be effectively delivered to the sprinkler head when activation occurs. The circulation of water in the main allows for quick response in the event of a fire, as it maintains a ready supply of water that can be activated at a moment's notice. The other components, such as the entire water supply or fire department connections, play roles in providing water to the system from external sources, but they do not specifically manage the circulation within the sprinkler system itself. Similarly, standpipe system outlets provide water access for firefighters, but they are not designed for the continuous circulation of water. The main's role in facilitating reliable, controlled water flow within the sprinkler system is critical for effective fire suppression.