Thanks. If the pipe is totally encased in concrete small surface cracks would . @isherwood - Thanks! Pack the concrete around the PVC pipe to prevent air gaps. How much do you think my wife will pay me? 5. Don't put them "in" the slab, but in the dirt below. For example, you should use PVC cement for PVC pipe fittings and ABS cement for ABS pipe fittings. The "interior" application would only be needed after you spend thousands and thousands and thousands of dollars on the exterior (don't forget the sump pump) and you find you STILL have moisture intrusion from time to time. Generally, damage only occurs to PVC pipe from concrete when the installation was done improperly. I am building a bathroom in an unfinished basement and have removed a chunk of the slab to put in a shower and toilet. We've added a "Necessary cookies only" option to the cookie consent popup. The job can be simple and cost-effective when the correct preparations and techniques are applied. Should I wrap the ABS in something so the concrete doesn't contact it? If you have installed any electrical conduit (which does not require a pressure test), tape the opening to the conduit closed with duct tape to prevent concrete from falling in. You shouldn't need to wrap that pipe in anything. Thanks for the replies. Post Reply Re: Wrapping PVC pipe in concrete Author: bmusselman (PA) The foundation cracked from the hole up to the top and I sealed it by digging down on the outside, Ving out the crack, filling the crack with silicon sealer, replacing the oakum packing with fresh oakum, and slathering hydraulic patching cement on the area. How to fill hole in slab after installing new closet flange. ), use epoxy or some other water proofing compound? The entire length of pipe is underground below the concrete floor. This allows the material to literally fuse pieces of pipe together when they are connected. Pull out the tremie pipe after the concrete reaches the top of the pile. Thanks. As for cutting the slab for the extension/move of the drain, I didn't know if there was a specific width my cut needed to be or could I just cut and remove the bare minimum of concrete slab to . Any dwelling structure with 5 or more dwelling units or greater than 3 stories in height is defined as a commercial multi-family dwelling and is governed by the IPC. Water is getting into the basement around these pipes. It is to prevent the pipe snapping if you have any movement in the house. What is black PVC called? 2. Wye visible on the left to accommodate the drain I added; before I cut in, the ABS pipe was continuous. You can place cured concrete below the post as a pad. Or, you can place the the bottom portion of the post in soil or gravel and then pour concrete around the post.but never, even embed the end of the post in concrete. ( Told you it was complicated.) This is considerably true in environments that face cold winters where the ground freezes. Using barn wood, beadboard and beams, this homeowner has crafted furnishings and features for his family's Chicago home. This type of cement combines the chemical structures of the pipes, without resulting in harmful fumes or chemical reactions. Last but not least, you want to confirm that the solvent cement you choose meets all the applicable codes and standards of the application site. If this is being installed under a concrete area, any dirt that was removed should be disposed of and the exposed area should be filled with gravel and tamped. The difference between these two types of PVC piping is thickness, as Schedule 40 pipes have thinner walls and are ideal for applications that involve low water pressure. Plumbing Forum, Professional & DIY Advice. Use a pail or similar to mix the concrete. 'Sleeving' to correct this problem only adds unecessary cost to the project. ABS piping is a cost-effective choice for commercial and residential uses. Can a sink drain be on the low side of a p-trap, Can I carve a portion out of the side of a floor joist to accommodate a Fernco Clamp, ABS drain pipe to sewage broke at elbow: how to replace. 2 Answers. Chimney brick repair and gas insert conversion. The fact of the matter is that the International Code Commission generates code for all the construction disciplines, I.E. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Your email address will not be published. Pouring concrete around PVC pipes can be useful in a variety of household and industrial applications, such as building garden ponds or installing outdoor plumbing. Why is this the case? So long as the invert level at point A is higher than point B water will flow. Make it reasonably flat, but you need not be a perfectionist if this is simply a storage area. Leave room for the depth of concrete to be poured (2,4 or 6 inches) You should always try to pipe in the drainage with enough depth to allow adequate gravel. You will also need to have things like driveways, porches, patios, etc looked at to ensure they all slope/drain AWAY from the home. Good luck with your remodeling. CCTV inspection and high-pressure jet blasting. So can you pour concrete over sewage pipes and whats the standard protocol? Width is often restricted to 18 feet, except for turnarounds, as in the area in front of your garage. (A) Acrylonitrile-butadiene-styrene (ABS) drain, waste, and vent plumbing pipe is used to drain or vent wastewater from kitchens, bathrooms, washers, and plumbing fixtures found in the home. Lets talk a little more about concrete and standard PVC sewage pipe interactions for a moment. Does concrete eat PVC pipe? Stack Exchange network consists of 181 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. We want to embed rigid polyvinyl-chloride pipe in concrete to allow drainage under a golf-cart path. It might also be an avenue for radon gas to get into your basement. And don't forget to duct tape any stubbed out openings. Where is ABS pipe banned? Work methodically and efficiently for a good concrete-to-PVC pipe seal. Before going over all of the different considerations and things you should keep in mind when doing concrete work over a sewage pipe, take a look at this video. The same results can be achieved using roof flashing tar on the outside of the foundation, polyurethane caulking on the outside of the foundation, or other water-proofing coatings on the outside to achieve the desired results. Mystery pipes in basement - where do they go? One thing I've done in the past is to take a hole saw and drill out the stop in a standard abs coupling, then slide the coupling onto one side of the pipe, abs glue the two sides and slide the coupling over top the two pieces. Don't forget grout is cement & lots of jobs tend to have the copper pipes up to rad valves etc tiled around & grouted. Note: Depending on the time sensitivity of the project, you also may need to opt for a faster setting cement. It is also the most easily accessible for everyday building and found in most hardware stores. The best answers are voted up and rise to the top, Not the answer you're looking for? Would a. Answer (1 of 11): Yes but the pvc should be wrapped in some form of plastic. Would I try to make the joint perfect? What causes ABS pipe to crack? "Once again Manhattan has seized upon a trivial fact to try to impress us that he/she is a plumber.". That was over 25 years ago----does not leak to this day. Make sure the deck is large enough to handle a 12 x 12 dining area, along with other seating areas, with room to walk around the furniture. Note that if you do decide to route DWV plumbing under the concrete slab then you will need to have it inspected before pouring concrete. How deep is a sewer line buried? Fig. It's cheaper to replace the sump pump, so I'd rather not wear out the ejector pump, and I'd rather the ejector pit and the waste it could hold, not be at risk for overfilling. So much so that many southern states exclusively use PVC. There is also a knockout underneath, to allow the water to drain down and away. Just finished cementing front yard should I color stain the cement wil. for the floor system i saw that kerdi had alot of good options and i beleive something like the kerdi line would be best for the floor most likely 2 of them unless there is one that is very long. Pour the mixed concrete around the PVC pipe, using a large, metal funnel or a spade. When it comes to longevity, there isnt any reason to choose one over the other. The International Plumbing Code is an extremely complex document covering all aspects of plumbing to include residential, commercial, institutional and industrial plumbing. Its known as the pipe invert level. That's when you look at an interior application. Our well pipe comes through a block basement wall about 5 ft above the floor. vegan) just to try it, does this inconvenience the caterers and staff? Most of the pipe ought to be covered with gravel, and minimal pipe exposed to wet concrete. The closet flange forms a centralized path for the concrete mixture, and also acts as a barrier to flowing ground water. Despite its rust-proof surface, the material has not proven itself to be as durable a piping material as metal over the long haul. International Residential Code IRC-2603.3, IRC 2603.4 & Irc 2603.5, Uniform Plumbing Code UPC-313.10.1 & UPC-313.10.3. You'll be able to sit outside in the evening and enjoy the cool breezes or when you empty the car with groceries, you have the benches to place the groceries from the car. Pour a 2-inch thick layer of gravel over the base of the trench. Have a safe weekend. I really like miacometlady suggestions and I think the benches would add a nice texture. The concrete will not damage the pipe chemically, but the more exposure, the higher the chances of shifting concrete damaging the pipe. Its lightweight aluminum frame makes it easy to take this folding chair anywhere. However, one should still consider the amount of weight being placed upon the pipe. Rubber does tend to age, get brittle and crack over time. Stack Exchange network consists of 181 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. How to fix the problem now is. I don't think I'd do that in this case. Yes, I suppose so, though it is not a good idea. For underground, ABS is great as it can handle extreme cold and can warp if it is in direct sunlight. Nov 6, 2009. If its the main sewage line, consult your local bylaws for proper building code regulations. I have NEVER wrapped any ABS risers coming out of the concrete. The new law stemmed from major problems with pipe failure of recycled-content ABS pipe made by several companies during the 1980s. It allows me to jackhammer the concrete out if I need to and allows for expansion/contraction when it gets hot/cold. Should I clean out and re-apply the expanding foam, use hydraulic cement (will it expand and wear/crack the plastic pipe? Don't take my word for it, look it up for yourself. If the wall thickness is thinner than specified, the pins have been substituted with a lower schedule pipe or conduit and must be replaced with the properly specified pipe1" nominal schedule 40 pipe has a wall thickness of 0.133" (just over 1/8"), 1-1/4" nominal schedule 40 pipe has a wall thickness of 0.140". When PVC cement is applied, it softens and dissolves the top layer of a pipe and fitting material. They stick out 3 feet from the deck, spaced about every 4 feet, and are 5 inches down from the finished concrete height. (for the video i saw) After watching this set of videos this system seems pretty solid, and since those boards are made of foam the shipping shouldn't be severe.