Main Sewer Lines

11/25/25

“What are the sewer lines that connect waste from buildings to larger piping systems?”

Sewers transport waste and stormwater from entrance to release or treatment. In between the small building-level lateral sewers and larger trunk/interceptor sewers are Main Sewer Lines. Main sewer lines are (as the name implies) the main connecting in the stormwater artery system. Main sewers are some of the longest pieces of infrastructure that cities own and require careful maintenance.

• Engineering
• Urban Systems