How long do sewer laterals last?
How long do sewer laterals last? about 30-50 years The average lifetime of a private sewer lateral depends on the material used to construct the pipe. Clay pipes are the most common, but the old-style hub and spigot joints fail, causing the pipeline to break. Today, cast iron is a common sewer lateral material, and should be expected to last about 30-50 years. Can you build over a private sewer line? Yes. You will need to apply for and gain our approval. Building over or near to a sewer pipe could lead to the pipe, or your home, being damaged....