It is safe to pave asphalt over concrete.
Can you use asphalt sealer over concrete.
Asphalt can be successfully installed over concrete but due to the characteristics of each material you may not be happy with the long term results as the asphalt will ultimately crack in the same manner that concrete does.
The asphalt is more porous than concrete which allows this application to work on asphalt.
About 15 yrs ago when he resealed the asphalt he also applied the sealer to the concrete.
A concrete stain might hold up better.
The good news of course is that you can with effort remove the asphalt sealer from your concrete using the right product.
It can save you up to.
It looked good at first but within a year most of the sealer had worn off of the concrete.
In fact many miles of concrete roads are paved over with asphalt every year.
Asphalt sealers are specific chemical mixtures designed for asphalt penetration and top sealing.
Concrete is a great base material because it is stable and allows for excellent compaction of the asphalt above.
That s the bad news.
The entire purpose of the application of asphalt sealer is to create a seal on the asphalt which is impervious to water spills and chemicals.
You can put asphalt over concrete but professionals don t advise it.
Actually probably not a good idea.
I have a neighbor that has a concrete pad attached to his asphalt driveway.
Well the answer is yes.
It s hard to beat the aesthetic appeal of an asphalt blacktop driveway but over time the material can develop spider web cracks and low spots left.
What does asphalt sealer do.
Choosing the right asphalt driveway sealer.
Before concrete installation begins the asphalt is inspected and repaired as needed.
Now this being said i wouldn t be afraid to try this on small area as a test.
Holes or cracks with depth of 2 inches or more require filling before concrete overlay is applied.