What is the primary purpose of a pre-connect line?

• A. To allow for long-range attack.
• B. To test water pressure.
• C. To calibrate pump speed.
• D. To rapidly deliver water to the fire scene without delaying setup.

Answer: (D)

A pre-connect line is meant to get water to the fire scene as fast as possible so you can begin pushing water onto the fire without delay. It comes already attached to the pump discharge and often has a nozzle, so you can charge the line, pull it from the rack, and apply water quickly. This rapid attack is crucial in the early moments of a fire, helping to control and knock down the flames before more setup is required.

Testing water pressure, calibrating pump speed, or aiming for a long-range attack aren’t the primary goals of a pre-connect line. Pressure testing and pump cal procedures are separate tasks, and pre-connects are optimized for speed and immediacy of water delivery at the scene.