Why is it critical to have valves in a water distribution system?

In a water distribution system, the presence of valves is essential because they provide control over the flow and pressure of water throughout the entire network. Valves enable operators to adjust the flow rate as needed, facilitating management during routine maintenance, emergency repairs, or system upgrades. This control is crucial not only for maintaining consistent service levels but also for preventing issues such as water hammer or pressure surges, which can lead to pipe damage or failure.

Moreover, valves play a key role in isolating portions of the system, allowing for the safe and efficient repair or replacement of components without shutting down the entire water supply. This aspect of operational flexibility is vital for sustaining uninterrupted service to consumers. Hence, the control of flow and pressure through valves is a fundamental aspect of effective water distribution management, emphasizing their critical importance in the system.