What action does Engine 8 take during Engine 3's fire pump failure?

The correct response involves securing a water supply and charging at half the pressure demand when Engine 3 experiences a fire pump failure. This action is crucial for maintaining operational effectiveness while ensuring safety under challenging circumstances.

When a fire pump fails, it directly impacts the available water pressure needed to combat the fire. By securing a water supply, Engine 8 is ensuring that there is a continuous source of water available for firefighting efforts. Charging at half the pressure demand allows Engine 8 to effectively manage the situation without overburdening the resources or risking further complications associated with full pressure. This measured response aids in maintaining flow while acknowledging the limitations imposed by Engine 3’s failure.

The other potential actions would not be as effective in this scenario; for example, charging the hose line to full pressure in the event of a pump failure would be inappropriate as it may lead to inadequate supply and risk of system overload. Calling for additional support units could be necessary but is typically a secondary action after first addressing the immediate water supply situation. Evacuating the area might be important if there are hazards present, but it does not directly address the issue of fire suppression, which is the primary objective during such a failure. Thus, securing a water supply and properly managing pressure