I'm looking into options like those mentioned above--carpet with pads, rubber gym flooring, wood, etc. Tearing up concrete yourself can also save you a ton of money. For high spots, use the smaller grinder edger first, then use the larger grinder to even out the surface. Assemble and Erect Formwork for Slab2. It simply disinfects. 3. You have a tiny surface grinder there. It also makes applying a concrete stain color challenging because the stain can’t get past the glue to do its job. Their is a self leveling cement that is good to very thin thicknesses, this is used in alot of applications wood floors, cement floors, tile etc. While the first floors of period homes generally feature some form of timber joist and board construction, ground floors have traditionally consisted of lime-based ground floor slabs or tiles laid straight onto soil.This age-old method worked by allowing moisture from the ground to evaporate out via joints between the tiles. Unless you will only use it to take down ridges or humps, I would recommend a general purpose cup as it will leave the concrete smoother. How to Remove Tile from a Concrete FloorIn this video, Renos removes tile from a concrete floor as part of a bathroom remodeling project. That’s a savings of about $1,000 on the cost to remove a concrete driveway. Before this happens, there are several key preparation stages that need to be carried out: Assuming the hardcore – or more commonly a Type 1 floor seal – is already in place, this must be properly compressed before work can be carried out. Leaving the glue on the floor is not a good option because it can collect grime. But in terms of the floor, you can jackhammer it up in just a section and cut down – of course, remove all those tree roots under concrete floor. It is generally easiers to float out the hump in most cases versus grinding or … You might think of using bleach to clean the concrete floors after removing the stain on your concrete floor, but bleach won’t kill the odor. Since the floors abut a very old structure, possibly with less than ideal foundations the impact of breaking out the floor could even cause further problems. With over 20 years of concrete grinding in Melbourne, Megasaw has the experience, equipment and expertise to grind high spots in your concrete spots grand deliver the results you want. – floor tile installer most likely did not level the floor by grinding 1/8 in high areas and filling 1/8″ in low areas. Wonky flooring may require you to raise the entire old floor with a 1/8-inch-thick self-leveling concrete, then lay the new floor over it. – cabinet installer set cabinets on concrete subfloor and shimmed only to level rather than to raise to potential new floor level. Because here’s the thing: now that the tree is dead, those roots will continue to rot away and you don’t want to have voids under that slab. Wet concrete can take anywhere from 24 hours to a few days to completely dry out, if left on its own. The Best Way To Remove Thinset From Concrete - From House To Home If you need to remove thinset from concrete, skip the chipping hammer (or hammer drill) and … I guess I should have said I wanted to flatten the floor and not level it. We can do either wet or dry concrete grinding. Old floors come in many forms — which can mean a variety of problems. This a great bit of information. Whether you’re planning to replace an existing floor or not, a hump in a subfloor requires removing the problem before it worsens. I think I used a sack of ready-mixed concrete … Work back and forth, passing over a little more of the rough concrete each time. There are a few reasons why you may need to remove moisture from a concrete floor. Do NOT use bleaching products. Two weeks post pour our concrete moisture reading is 19. We used tar around the edges and poured 6 inches of concrete. We are running two dehumidifiers 24/7 but we live in very humid climate. Hello. Contents:Concrete Floor Slab Construction Process1. OK, all that said, if I were building a gym on a concrete floor, which I am, I would pad the floor. Its not suitable by any stretch of the imagination to remove … I don't think too soft foam, like mats for martial arts, wrestling, etc. There’s one thing for certain when it comes to thinset- it’s absolutely tough to get it out and you’ll be lucky to make much headway without tough tools to remove thinset from concrete floor. Pour, Compact and Finishing Concrete Floor Slab4. Everything needs to be dried properly: walls, ceilings, furniture, hardwood floors, but also concrete floors. Thank you. Concrete grinding can save you hundreds or thousands of dollars over a complete surface replacement.With the right grinding equipment, it’s possible to take on just about any job, from sanding a small hump in the cement to excavating a 1” trench hundreds of feet long. are good, since it's easy to trip or twist your ankle. Also. Water and humidity can lead to more damage, mold, and health risks. It is a concrete slab that I'm running laminate flooring over. Because the concrete beneath the carpet was not flat and it had a hump in the middle of it, we had to lay underlayment before we could begin with the tiles. How long do you think it is going to take for floors to dry enough to install engineered wood floors? Dry concrete grinding, on the other hand, can be the perfect method for smoothing interior floors. I'm using a 2x4 to see if there are any low or high points. As Peter Craig, Concrete Constructives, Greene, Maine, implores, always take the ground out of play by installing a quality vapor barrier for any interior floor. However, proper concrete floor water damage repair presents unique challenges. You can generally rent this tool from your local hardware store. The two strips were joined using small cross-bracing pieces of wood screwed from above. You can use a trowel to smooth over small areas or a screed board and bull float for large areas. After laying the new flooring, use a homemade floor cleaner for vinyl to make your floor shine. To make an easy cement floor cleaner, apply a thick coating of the baking soda to the stained area of the concrete floor and let sit for approximately 30 minutes.Wet the scrub brush with warm water and apply a few squirts of the soap to the bristles. We waited about an hour for the primer to completely dry. had a couple of days pondering and re-checking this darn lengthy hump I've come to the conclusion that it's more of a dip on either side of where the plywood was screwed down to the floor joist rather than a hump. Whomever poured and finished the floor did a rotten job. Concrete grinding requires specialized equipment and skill. Grind the top of the concrete down to remove any high spots, such as where two concrete slabs meet, and to remove any old paint from the surface. If you have a long dip in a floor, you can apply a row of asphalt shingles over a long space. It will take the concrete down quickly. you may want to do this process twice or more for heavily affected areas. If hardcore has been used, sand blinding will need to take place next (although this is unnecessary if a Type 1 floor seal has been used). It was installed by a contractor, and I don’t know what underpayment he used, but I’m going to find a discrete place and find out. The good news is removing carpet glue from a concrete floor … Hiring a contractor just to demolish a 12 x 14-ft. patio could cost you $1,400 or more. The hump might have been there the entire time and now you wish to address it? You can use a chalk line and a level to identify this. It looks like I would have to grind the 1x4 foot section 3/8" to get the floor flat. • How to confirm the cause of damage by laboratory examination of concrete and hardcore. Use a trowel to smooth out the concrete. The ones that will remove the actual concrete weigh several hundred pounds, and are the size of small refrigerator or stove. How to Remove Vinyl Floor Tiles from Concrete: Equipment Needed If the shingles create a small hump, the length of the hump in the floor will make it unnoticeable. Make multiple passes over the entire surface to ensure it is smooth. Then we are able to mix and lay the underlayment. To get the best out of your concrete floor grinding project, always go for the company with the most experience. • The mechanism of damage, including how expansion of the sulfate-attacked concrete causes doming of the floor slab and pushes out walls below DPC. You will use this like a grinder, using it horizontally, as opposed to vertically, to wear down the hump. Asphalt shingles are durable, stable and relatively thin, making them a good choice to level out small or large dips in a floor. Use the soapy brush to scrub the baking soda into the stain until the stain is gone. • What factors to take into account when assessing risk – the likelihood of a further My grinder is a Bosch Surface Prep tool with the housing being the shroud. Utilizing a moisture removal method can cut this waiting period down to less than one day. If it is a small area, use a wet concrete saw. You will need less than an hour to complete. Allow 24 hours for the concrete to be completely dry. Prepare and Place Reinforcement for Slab3. Concrete floor slab construction process includes erection of formwork, placement of reinforcement, pouring, compacting and finishing concrete and lastly removal of formwork and curing of concrete slab. This should take down the hump rather quickly. Carpet adhesive is stubborn and difficult to remove. I am guessing that this is the first floor/slab home?To remove it,I would hammer it out,remove the loose materials and put in new concrete to bring it back to level. Hope that helps. After flooding or other water damage disasters, drying out the property is crucial. Which could raise the floor … Most people would not accept or pay for work of that poor quality. He simply filled low areas. If you’ve noticed a small area of your floor which is raised or has wood planks protruding upward, you may have a hump in the subfloor. The strips were something like a 6 or 7 foot length of 2x1" wood at about 45 degrees to the ground. The concrete needs to be leveled out before it solidifies. Grind the entire surface using long, parallel passes with the … That cup is for aggressive grinding. Before we could lay the underlayment, we used primer so the underlayment would stick. If you do it yourself, the cost to remove a concrete driveway will run you about $400, including rental and disposal. You should not have to incur expense or effort just to compensate for poor workmanship. That size is what you would need for removing the heave in the floor. I would like to flatten the high spot so there isn't a hump. A hump in a subfloor … However, wet concrete grinding creates a lot of messy concrete sludge, and is better suited to outdoor spaces. The concrete is a much harder than a screed and depending on the mix that actually got used, it could be anything from a hard job to very very difficult to remove. Engineer came out and told us to fill it in. I wonder if you’ve ever heard of or seen the issue that we’ve had with out vinyl floor installation in our basement. I made the concrete bump in sections that length.