You can also mill or grind the concrete prior to the overlay to ensure the new asphalt overlay will have a good bond to the concrete.
Can you place asphalt over concrete.
Homeowners can benefit from this whitetopping technique to reduce labor costs and time when replacing worn asphalt driveways.
A concrete driveway sub base is different than an asphalt driveway sub base.
The big problem with laying asphalt driveways over concrete has to do with the initial preparation of the site.
Concrete is a great base material because it is stable and allows for excellent compaction of the asphalt above.
For example different types of asphalt fabric can be installed to reduce the amount of reflective cracking that can occur in an asphalt overlay on 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.
One positive aspect of installing blacktop over concrete is the concrete provides a firm base for the flexible asphalt paving.
Disadvantages of putting asphalt over concrete pouring asphalt directly over concrete is not the inexpensive optimal.
The asphalt cement that bonds the pieces of.
In fact many.
It doesn t have near the strength of concrete when you measure them inch for inch.
With concrete if you re concerned about strength and stability the solution is to simply lay a thicker slab.
Well the answer is yes.
It is safe to pave asphalt over concrete.
If you ve been thinking about updating your driveway or parking lot you might be wondering if asphalt can be paved right over the top of the concrete.