What is the defenation of main sewer?

A main sewer is a large, underground pipe or network of pipes that collects and transports wastewater and stormwater from multiple smaller sewer lines within a community to a treatment facility or discharge point. It serves as a critical component of a municipality's sewage system, facilitating the safe and efficient removal of waste. Main sewers are designed to handle significant volumes of water and waste, ensuring proper sanitation and environmental protection.