Tree roots may grow slowly, but the damage they cause to your sewer system can escalate quickly. Root intrusion is one of the most common causes of sewer line clogs, backups, and pipe damage in residential plumbing systems.
If you’re experiencing slow drains, strange odors, or persistent blockages, tree roots could be to blame. Here’s how roots enter your sewer line, what signs to look for, and the most effective ways to stop the problem before it leads to costly repairs.
How Do Tree Roots Get Into Sewer Pipes?
Tree roots are naturally drawn to sources of water and nutrients—both of which are abundant inside your sewer lines. Over time, small cracks, loose pipe joints, or aging seals allow moisture to escape into the soil, signaling nearby tree roots to grow in that direction.
Once a root finds its way into the pipe through even the tiniest opening, it can thrive in the nutrient-rich environment. These roots expand inside the pipe, catching waste and toilet paper until the line becomes blocked, broken, or completely collapsed.
Pipes Most at Risk:
- Clay pipes (common in older homes)
- Cast iron pipes with corroded joints
- PVC pipes with weak connections or improper installation
Common Warning Signs of Root Intrusion
If you notice any of the following symptoms, your sewer line may be compromised by root growth:
- Slow draining sinks, tubs, or showers
- Recurring toilet clogs or backups
- Gurgling sounds coming from your drains
- Foul sewer odors inside or around your home
- Unusually lush or soggy patches in your lawn
- Water pooling in the yard without rain
The earlier you identify the signs of root intrusion, the more affordable and manageable the repair process will be.
Effective Solutions for Tree Root Removal in Sewer Lines
Depending on the severity of the damage, several professional methods are available to clear roots and restore your plumbing system:
1. Sewer Camera Inspection
The first step is always inspection. A high-resolution drain camera is inserted into the line to locate the exact location and severity of the root intrusion. This allows the technician to recommend the most effective solution.
2. Hydro Jetting
Hydro jetting uses high-pressure water to blast away tree roots, debris, and built-up sludge inside the pipe. It’s an efficient, chemical-free method for clearing moderate to heavy root growth.
3. Mechanical Root Cutting
In some cases, a powered root cutter is used to mechanically sever roots inside the pipe. This method is ideal for thick, woody root systems that resist hydro jetting.
4. Trenchless Pipe Lining or Replacement
If the pipe is cracked, corroded, or beyond repair, trenchless technologies like cured-in-place pipe (CIPP) lining or pipe bursting may be necessary to replace the damaged section without major excavation.
Long-Term Prevention Tips
To prevent future root damage:
- Avoid planting trees or large shrubs near your sewer line
- Install root barriers during landscaping projects
- Schedule annual sewer camera inspections if your home has a history of root issues
- Address slow drains or recurring clogs promptly
Don’t Wait for a Full Backup
Tree root intrusion is progressive—and ignoring the warning signs can result in sewage backups, property damage, and expensive repairs.
Schedule a professional sewer inspection with Armor Plumbing today to diagnose and resolve root intrusion before it becomes a disaster.