Broken Sewer Pipe Denver. Broken sewer pipes in the Denver area can lead to complete backups of the sewer pipe. Once the sewer pipe is broken, water leaks in and root intrusion begins. Root removal will help the situation, but it is not a permanent solution. Perma-Liner manufacturers a PVC coated felt liner that is seemless and jointless – impenetrable to roots. If you live in the Denver area and suspect you may have a broken sewer pipe, call us to add 50+ years onto the life of your sewer pipe!