Why is it important to maintain proper pressures in all lines during multiple line operations?

Maintaining proper pressures in all lines during multiple line operations is crucial for ensuring effective firefighting and preventing equipment failure. When fire operators manage multiple lines, each line must maintain the correct pressure to deliver water efficiently and effectively where it is needed most. Proper pressure ensures that there is sufficient water flow to combat the fire, allowing for successful suppression efforts.

If the pressure is too low, it can result in inadequate water supply, risking the safety of firefighters and the success of the operation. Alternatively, if the pressure is too high, it can strain hoses and fittings, potentially leading to equipment failure, leaks, or bursts that can disrupt firefighting efforts and pose safety hazards.

Thus, maintaining the correct pressure not only enhances the effectiveness of the firefighting operation but also helps ensure the reliability of the equipment being used, ultimately supporting the overall safety and success of the mission.