Also, remember that cast-iron is a heavy material, so handle it with care. If you live in an old house, most of your sewage system is probably composed of cast-iron sewer pipes. Since this will be your guide when cutting with your saw, make sure the mark is straight so you’ll end up with a pipe with smooth edges. Once the chain is in place, apply pressure to the handle of the snap cutter to cut through the pipe. Pipe is most often laid with the bell end facing in the direction in which the pipe content flows. Cut through the mark on the pipe with a handsaw or hacksaw. % of people told us that this article helped them. Dry-fit the tee assembly onto the new pipe and hold it next to the existing pipe. By using this, you can make a clean cut and ensure your pipe will have smooth edges. You really just need to mark the pipework with some chalk or even a crayon and fit yourself with the appropriate PPE gear. To create this article, 11 people, some anonymous, worked to edit and improve it over time. This article will teach you how to cut cast iron pipe. A sewer line that is backing up needs to be professionally snaked out before enzymes are introduced to the system. Reciprocating saws make cutting cast-iron pipes a breeze so, if you have one, make sure to use it. [2] X Research source To my surprise, it didn’t break. wikiHow is a “wiki,” similar to Wikipedia, which means that many of our articles are co-written by multiple authors. This is usually a 4-inch pipe that is buried below the frost line in a trench that is properly prepared and sloped. Privacy Policy. The pipe was oval, and when pulled the cut piece out, i crushed it with my hands. this same method can be used on a horizontal stack. Yep, use the 4.5in grinder with a stone or diamond disc on it, shouldn't be a problem. This article has been viewed 129,570 times. Sometimes, a sewer line is only in need of a small repair and the plumber will dig down to the pipe, cut the affected area, replace the broken section and backfill with the native soil. If you fully engage the trigger, the saw can get away from you. Mark the existing PVC sewer pipe at the point where the end cap needs to be installed. Copyright © 2021 Rooter Guard. Once the clamps are in place you can start cutting the cast iron piping. But keep this in mind: using this tool requires you to exert maximum effort and can result to a lot of hard work. Cut pipe with a power cut-off saw with a masonry blade; some use a diamond-tipped blade. Video Playback Not Supported. Snap cutters essentially look like scissors with a roller chain in place of blades and a ratchet for a handle. References. Using a cold chisel to cut through a cast iron pipe is much more efficient than … pipe cuts, it continued to cut without a noticeable slowdown. Make sure the paper wraps over itself and in line to ensure a square mark. What do I do if there isn't enough room to install a rubber flange? When cutting an existing cast iron vertical sewer pipe in an older home, do I need tie off the pipe going up, or will it stay up on its own? Rigid pipe can be cut with such PVC pipe and tube cutters as hacksaws, power miter saws and scissor-type cutters, but ratchet-style cutters tend to strike an effective balance of affordability, flexibility and ease of use.. With a hacksaw, slowly draw the blade back and forth, making sure that the cut is straight.Reduce speed near completion to provide a clean cut at the end. You will need to find out where the fluid is leaking in order to determine … To create this article, 11 people, some anonymous, worked to edit and improve it over time. Hardest part was banding the new piece to exsisting pipe… Now cut into sections and remove the unwanted sections of sewer pipe. There are two kinds of PVC pipe cutters: scissor style … This article has been viewed 129,570 times. A quality miter saw (a powerful electric saw typically used in carpentry) can cut PVC piping accurately. Press the jaws of the snap cutter closed, so that you feel the pipe being cut through the handle. All Rights Reserved. Place the chain around the pipe and apply pressure on the ratchet to cut the pipe. This isn’t really a problem — until your pipes become rusted or damaged and need to be replaced. Cast-iron sewer pipe is heavy and difficult for a do-it-yourselfer to cut. If you don't have a snap cutter, you can use a reciprocating saw instead. Before doing anything else, though, install a long cutting blade into your saw. Each brand can be slightly different and the directions can vary slightly from the ones given in this article. Using a tape measure and a pencil or other writing instrument, mark on the pipe surface where you want to cut. Cast iron pipe is non-flammable. This allows for the pipe to be pushed home a bit easier. It didn’t break. Like reciprocating saws, circular saws let you cut cast-iron sewer pipes in a quick and less stressful way. It didn’t dull. Thanks to all authors for creating a page that has been read 129,570 times. So, unless you have plenty of hours and energy to spare, it’s probably best not to use this tool. Depending on the amount of growth, the remaining debris might need to be flushed out of the system. Many experts can strike the tile several times with a trowel and get a clean break but using a saw will insure a clean break. After that, an enzyme monthly maintenance plan will keep the pipes open and clear. We use cookies to make wikiHow great. There is about 1/4 inch clearance Cutting plastic sewer pipe below a concrete slab Showing 1-24 of 24 messages. You will be able to tell when the pipe is cut … Toilet Vent Option 1: Indirect Connection. Here's a list of PPE items that you really should use when cutting cast iron pipe with an angle grinder: A decent pair of work gloves with basic impact protection Bedding Pipe. Include your email address to get a message when this question is answered. MSW serves municipal decision-makers, sewer and water directors, technicians and private water and wastewater contractors who install, inspect, maintain and rehabilitate sewer, water and stormwater infrastructures. To cut a cast-iron pipe in the ground, you need a soil pipe cutter, a specialty tool that can be rented from supply houses for a small fee. By using this service, some information may be shared with YouTube. These are some of the tools you can use to cut your old cast-iron sewer pipes. If the toilet … Photo 2: Remove pipe Cut the plastic at a right angle using a fine-tooth saw and remove the assembly. Choose a Toilet Vent or Drain Configuration. Always wear eye and hearing protection when cutting cast iron pipe. It also takes a substantial amount of time, especially if you have several pipes to cut. wikiHow is where trusted research and expert knowledge come together. Last Updated: April 26, 2019 These are some of the tools you can use to cut your old cast-iron sewer pipes. Above this pipe/bedding slot is a benched area which often provides a resting place for the trench box plates to rest on. The machine is attached to a cable with a special root cutting attachment at the end. Great if you are afraid of anything with teeth. Any tool similar to a Craftsman All-in-One Cutting Tool can also be used. Even after two 4-in. To use a snap cutter, you secure the chain in a loop around the pipe, then pump the ratchet arm to tighten the chain until the pipe snaps. Using a Pipe Cutter Get a plastic pipe cutter. Temporarily run pipe—longer than it needs to be—so it comes near the old pipe. (When running pipe across a stud wall, you may need to notch-cut some of the holes, using a reciprocating saw.) You may need to rotate the pipe slightly before making the final cut if you are cutting replacement pipe on the ground. Cons: Acute … Working in a cramped spot, I bent the blade a dozen times. You'll have to dig deeper and underneath the pipe where you're … Plastic Pipe Cutter. Re: Orangeburg pipe cutting Where i live its all 3in Orangeburg pipe for the main sewer lines. wikiHow is a “wiki,” similar to Wikipedia, which means that many of our articles are co-written by multiple authors. I had to put a cleanout in on my pipe, cut a section out with the sawzall. How to Cut PVC Pipe Square. quiet as a mouse. You will just need to rotate the pipe while cutting it. In many older homes, cast iron wasn't secured to anything, in which case you will want to double wrap rope around pipe and secure above the area you are cutting. Use a cold chisel. Whichever you choose, make sure to use it carefully to avoid injuries. Follow the manufacturer's directions for your specific tool. Mark the cutting points on the old drains about 1/2 in. Fail to prepare, prepare to fail. Cut clay pipe with a chain tool. However, don’t just use any kind of blade with your saw; instead, look for a diamond blade that’s specially designed to cut through cast-iron items. Wrap the chain around the clay pipe, positioning it over the mark and perpendicular to the pipe. By using our site, you agree to our. Unfortunately, snap cutters can be on the pricey side so, if your budget is limited and/or you don’t see yourself using the tool again in the future, it’s better to rent one from a reputable dealer. Scrape away all plastic burrs with a workman's knife. All tip submissions are carefully reviewed before being published. For troubleshooting tips when you're cutting a cast iron pipe, keep reading! Some of these include: If you have a good, old-fashioned hacksaw, you can use it to cut your cast-iron pipes. 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