This is known as an overlay and while it s a great option for homeowners it s not feasible in every situation.
Concrete over concrete patio.
Just make sure that you add it all right away so there aren t any chances of the mixture drying out.
Finally new concrete is poured over the primer to fill the area you measured.
In cases where you already have a concrete driveway or patio that s in good condition pavers could potentially be laid directly over concrete.
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Pouring over the old concrete instead of having to demo and remove it saved the customer hundreds of dollars.
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The key to gaining the custom patio design that you want is a concrete overlay.
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Published on aug 28 2017 if your patio driveway or other concrete slab is falling apart and losing its appeal then you need to give it a facelift.
Dig a 6 inch wide trench around the perimeter of your concrete patio or pad using a small shovel.
The trench should be deep enough to accommodate wooden forms which should extend 1 to 2 inches above the surface of the concrete.
You ll also find photo galleries surface treatment options for exterior concrete including stamped concrete stained concrete resurfacing existing concrete concrete coatings exposed aggregate and other resources.
You can additionally mix a bonding adhesive in the final concrete layer to ensure it sticks well.
If done properly new concrete can often be poured right over an existing slab.
Coat the inside of the forms with vegetable oil to make them easier to remove after the concrete sets.
Steel rebar is also a good idea if the slab is thick enough to allow it.
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This old concrete patio was a perfect candidate for pouring new concrete right over the old concrete.
The overlay is then imprinted with the pattern or design that you choose stone wood tile brick etc.
The surface was badly worn and pitted but the slab was sound and there was ample height to pour a new slab right over the old one.
And do not forget to level it out nicely so it looks uniform.
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.