According to NFPA, how many GPM should crews apply through at least how many hand lines?

The correct choice emphasizes the importance of applying sufficient water flow to effectively combat a fire in suburban settings. The National Fire Protection Association (NFPA) guidelines suggest that a flow rate of 300 GPM (gallons per minute) is optimal in most firefighting scenarios, particularly for residential structures where fire conditions can escalate quickly.

Utilizing at least two hand lines allows for a more effective attack strategy, ensuring that firefighters can cover a larger area and potentially protect multiple exposures without over-reliance on a single line. This approach enhances the ability to bring the fire under control, reducing the risk of it spreading and providing better operational flexibility, especially in residential neighborhoods where homes are often in close proximity to one another.

Firefighters need to be prepared for varied fire conditions, and the combination of increased flow rate and multiple lines maximizes their ability to manage the situation safely and efficiently. This consideration is crucial not just for fire suppression but also for protecting lives and property in suburban environments.