How Long Does Cast Iron Pipe Last. The life of your sewer line depends on your pipes material. Even that changed in the late 1920s when the clay gave.
However weve seen a 50-year-old system that was fine and a 20-year-old system that was falling apart. If your home was built before 1970 its likely that you could have cast iron plumbing. Its an important question if your homes plumbing is on the older side.
Cast iron pipes used for waste piping however are subject to corrosive action that pipes carrying drinking water are not.
Unless your sewer line was damaged by another party its. Fortunately the majority of pipe materials perform well for decades. All in all cast iron sewer pipes have been made to. Well unlike current options cast iron pipes are susceptible to corrosion.