Which of the following is a benefit of proper hydraulic calculations?

Proper hydraulic calculations are crucial for ensuring that a fire protection system has an adequate water supply during emergencies. This involves evaluating various factors such as pressure, flow rates, and pipe sizes to determine whether the system can meet the demands of a fire incident effectively. By accurately performing these calculations, designers and engineers can confirm that sufficient water will be available at the required pressure levels to suppress a fire, ultimately saving lives and property.

While reducing operational costs and extending equipment lifespan are certainly advantages of well-designed systems, these outcomes stem from ensuring that the system functions as intended during an emergency. Improving overall system aesthetics is generally not directly related to hydraulic calculations but rather to design choices and material finishes. Thus, the primary benefit of conducting proper hydraulic calculations lies in their ability to ensure that systems have the capacity to perform optimally under emergency conditions.