Hydro jetting in Indianapolis: sewer line cleaning for roots and grease

Jetting versus snaking

A drain snake — a cable with a cutting head — is what most plumbers bring to a main-line clog. It works by boring through the blockage. On roots it cuts a channel and leaves most of the root mat attached to the pipe wall, which is why the same house calls again in six months. On grease it pushes through and the grease closes back up behind it.

A hydro jetter runs water at 3,000–4,000 psi through a nozzle with rear-facing jets. The jets pull the hose forward and scour the pipe wall in every direction, cutting roots at the joint, shearing grease off the wall, and knocking scale out of old cast iron. What comes off is flushed ahead of the nozzle to the main. Sewer line cleaning, Indianapolis clay and cast iron laterals especially, is almost always a jetting job; the snake is for a one-off blockage in a good pipe. Power jetting is the same thing under another name.

What jetting is right for

• Roots at clay joints where the joints are open but the pipe is not broken. Jetting buys one to three years per pass, and it is the prep step before a liner seals the joints permanently.
• Grease in the kitchen branch and the first stretch of the main line. Indianapolis houses with a 1950s cast iron kitchen line are the classic case.
• Cast iron scale — the rust nodules that narrow a 4-inch pipe to 2 inches. A descaling nozzle with chain flails does this; descaling cast iron pipes covers when it is worth doing and when the iron is too thin.
• Sediment and sand after a repair, or in a line that has a belly.
• A pipe about to be lined. Every lining job starts with jetting; the liner needs a clean wall to bond to.

Sewer and drain cleaning in Indianapolis is often sold as one visit: the jetter on the main line, a smaller cable on a slow branch. Ordinary drain cleaning inside the house is a different, smaller job; this page is about the lateral.

What it is wrong for

Jetting a collapsed pipe washes soil into the void and makes the collapse worse. Jetting Orangeburg that has started to blister can strip the wall. Jetting a pipe with a hole in it pushes water into the yard. That is why the line should be scoped first, or at least the moment the jetter has opened a path. Hydro jetting in Indianapolis without a camera first is a gamble with your pipe.

What it costs

Jetting without a cleanout means going through a pulled toilet or a roof vent, which adds time. If you plan on keeping the house and the line, adding a cleanout the first time pays back on the second visit.

A jetting visit, step by step

1. Access. The crew opens the cleanout, or pulls a toilet if there isn't one.
2. A first look. If the line is flowing, a quick camera run shows what is in it. If it is blocked, a cable or the jetter opens a path first.
3. The jetting pass. The hose is fed to the main and pulled back slowly while the nozzle scours the wall. A root-cutting or descaling head may follow on bad spots.
4. The flush. Clean water runs through until it comes back clear.
5. The camera again. Now the pipe wall is visible. This is the run that tells you whether the line is sound or needs a repair or a liner.
6. The summary. Ask for the video and a short written note of what was found and where.

Signs a clean, not a repair, may be enough

• Backups that came on slowly over months, not all at once
• Roots or grease on the camera, with the pipe still round behind them
• No wet spots, sinkholes or sewer smell in the yard
• A line that drains well for a year or more after each cleaning

If any of those don't fit — a sudden backup, soil in the pipe, a soft spot over the line — the problem is likely structural, and jetting alone won't hold.

Questions to ask before booking

1. Is a camera run included, before and after?
2. What nozzle will you use for roots, and for cast iron?
3. What happens if the line turns out to be broken?
4. Is the price for the main line only, or branch lines too?
5. Can I keep the video?

How often

A clay lateral with roots on a tree-lined street in Broad Ripple or Irvington: every one to two years until it is lined. A cast iron line that has been descaled: check by camera every three to five years. A sound PVC line in Fishers or Avon: never, unless something goes in that shouldn't. Sewer cleaning in Indianapolis on a schedule is cheaper than an emergency visit, and the maintenance schedule post lays it out by pipe material and house age.

Emergency backups

If the lowest drain is backing up now, say so — the contractor should bring both the cable machine and the jetter. The cable opens the line fast so you can use the house; the jetter cleans it properly once the water is down; the camera tells you why it happened. If the backup only happens in heavy rain, say that too — on the old side of town that is usually the combined sewer surcharging, not your lateral, and no amount of jetting fixes a city main. Sump pumps versus sewer backups sorts out which water is which.