Contents
- 1 Can you grind down uneven concrete?
- 2 Can you use self leveling concrete on a driveway?
- 3 How do you fix uneven cracks in concrete driveway?
- 4 Can you pour self leveling concrete over existing concrete?
- 5 Can I pour new concrete over old?
- 6 Can I sand concrete?
- 7 Why do you grind concrete?
- 8 Is self-leveling concrete strong?
- 9 How do I fix a dip in my driveway?
- 10 Does self-leveling concrete crack?
- 11 Is it normal for a new concrete driveway to crack?
Can you grind down uneven concrete?
If you have an uneven concrete slab, you could replace it or cover it with leveling compound. But consider grinding it instead. Powerful grinding equipment is available at rental centers that cater to contractors. Grinding down leftover thin-set or other hard coatings.
Can you use self leveling concrete on a driveway?
the simple answer is yes you can as long as you don’t have a problem raising the floor height an inch or so. Regardless what the packages say, a coat of concrete under an inch thick has a tenancy to shell, crack and become a mess. If you do over pour, be sure to prep the existing concrete so you will get a good bond.
How do you fix uneven cracks in concrete driveway?
Cracked and uneven concrete can be repaired in a day by filling it with caulking gun loaded with either a tube of concrete repair or polyurethane sealant.
Can you pour self leveling concrete over existing concrete?
You can level an existing concrete floor with a leveling layer of new concrete, but you must prepare the old concrete floor first. Neglecting to prepare the old surface will prevent the new concrete from adhering correctly, resulting in a weak bond between the two layers.
Can I pour new concrete over old?
If done properly, new concrete can often be poured right over an existing slab. For this to be feasible, the contractor needs to pour at least 2 inches thick, use smaller aggregate, and incorporate reinforcement such as welded wire mesh or fiber mixed into the concrete.
Can I sand concrete?
The good news is that concrete can be sanded with relative ease when the proper equipment is used, such as a good concrete sandpaper (made using diamond instead of sand). There are also three different types of sanded finish you can achieve, depending upon the tools and amount of removed material.
Why do you grind concrete?
Grinding concrete removes all imperfections and inconsistencies in the concrete, resulting in a smooth and usable surface. Old and damaged concrete surfaces can be restored to their former glory and used for years and years to come.
Is self-leveling concrete strong?
Self–leveling concrete creates a highly smooth surface that is also high-strength. Self–leveling concrete results in a concrete stronger than normal concrete, which means it is ideal for reinforced concrete construction.
How do I fix a dip in my driveway?
Open the asphalt repair mix and shovel a 2-inch layer inside the sunken area. Tamp it down with the end of a piece of scrap 4-by-4-inch lumber. Continue adding 2-inch layers and tamping them until you get to the top of the sunken asphalt. Mound the final layer so it is higher in the middle.
Does self-leveling concrete crack?
A DIY self–levelling cement job might look good for a few months, maybe even a couple years. But if it’s not done properly, eventually it can start to crack. If your floors move or bounce, that cement can crack, too.
Is it normal for a new concrete driveway to crack?
Unfortunately, it’s not IF a new concrete driveway will crack, but WHEN it will crack. Concrete driveways have what’s called controlled joints. Cracking is a normal occurrence when it comes to concrete driveways unless it’s excessive and it happens very soon after installation.