how long can a sewer line be
The simple fact is, no matter how long your sewer lines should last, you should be aware of the warning signs of a broken sewer line. Some classic examples that your sewer line needs repairs or to be replaces include: 1  Foul or strange odor in your yard. 2  As pipes age, both clay and PVC, they may become cracked or damaged.lay sewer pipes can typically last for 50 to 60 years. PVC (polyvinyl chloride) pipe was designed to last for long periods of time, typically over 100 years. After 1980 this pipe replaced the old version of clay pipes as the âgo toâ piping for sewer lines. However, both types of piping will eventually wear out.