The answer to 'sewer repair replacement frequency' is that the typical sewer line has a lifespan of 50-100 years, but factors like pipe material, soil conditions, and usage can affect its longevity. Most homeowners will need to replace their sewer line once every 50-80 years on average. Regular maintenance and inspections can help extend the life of your sewer system and identify issues before they become major problems.
Sewer line replacement is a significant investment, so it's important to work with a qualified plumbing professional to assess the condition of your system and determine the best course of action. They can provide an accurate assessment of your sewer line's condition and recommend whether repair or replacement is needed.