Make sure that the height of the formwork is even.
Can you pour concrete over old concrete driveway.
That kind of equipment can really punish a concrete floor.
The same principles as above apply to pouring concrete over an existing concrete driveway or sidewalk.
These joints can turn into cracks in the asphalt which will necessitate expensive and time consuming repairs.
Pouring over old concrete need similar basic formworks that employed with fresh pours.
Before pouring concrete over existing concrete driveway or sidewalk surfaces remove stains and loose material so the new concrete can stick properly.
Install the form usually wood form around the perimeter of old concrete surface.
Your best bet is going to be to tear up the old concrete before pouring the asphalt.
So if you pour new concrete over the old surface without preparing the one beneath it will crumble within no time and will lead to another big headache.
Pouring concrete over an existing concrete driveway or sidewalk.
Call tucker paving for your new driveway when you are ready to transition your old concrete driveway into a new asphalt one give tucker paving a call.
You can if the concrete is sound solid with minor cracks pitting scaling surface damage or just plain ugly.
There are cases when pouring new concrete over old just isn t a viable solution.
When wouldn t i want to pour new concrete over old concrete.
Oil dirt and other debris can affect how the new concrete bonds with the old.
So fyi can you pour new concrete on top of old yes but it will not solve your problem and look nearly the same as the old concrete in a short period of time.
The form shall extend above existing concrete surface based on the designated thickness of the new concrete.
No matter how hard concrete gets or how strong it is there is nothing that can stick it to the older surface.
If done properly new concrete can often be poured right over an existing slab.