What is a potential risk of allowing excessive debris in sewer lines?

Allowing excessive debris in sewer lines poses a significant risk as it can lead to increased blockages and backups in the system. When foreign materials accumulate, they can obstruct the normal flow of wastewater. This not only disrupts the designed hydraulic conditions, leading to potential flooding or overflows but can also increase maintenance costs due to the need for frequent cleaning and repairs. Blockages can result in untreated wastewater spilling into the environment, posing health risks and violating regulatory standards. Therefore, recognizing the impact of debris on sewer functionality demonstrates the importance of proper maintenance practices to ensure the longevity and efficiency of sewer systems.