What should be checked before initiating a firefighting operation with multiple lines?

Checking hydraulic and water pressure levels before initiating a firefighting operation with multiple lines is crucial for several reasons. Firefighting operations require a sufficient and reliable water supply to effectively extinguish fires, especially when using multiple hoses that can significantly increase the demand for water. If the water pressure is inadequate, it can hinder the operational effectiveness, reducing the flow and reach of water onto the fire.

In addition, ensuring that the hydraulic systems, such as pumps and hoses, are functioning within the proper pressure range is key to maintaining situational control and safety during the operation. Low water pressure can lead to operational failure or increased risk for firefighters on the scene. Therefore, thorough checks of hydraulic and water pressure levels enable the firefighting team to prepare adequately and respond effectively to the fire incident.