The truth about asphalt over concrete.
Can you pour concrete over asphalt.
Putting asphalt over concrete is done for several reasons but does have its drawbacks.
Therefore concrete is often used as a bridge over unstable ground.
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.
In fact many miles of concrete roads are paved over with asphalt every year.
When concrete deteriorates it draws and holds moisture.
1 run it by the local building dept see what they want if anything for a footer as aggie67 stated in his post.
Concrete itself is very stable and strong so no matter what it is poured over the slab is going to be solid when it hardens.
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.
You can put asphalt over concrete but professionals don t advise it.
It is called an asphalt treated permeable leveling course.
Concrete is a great base material because it is stable and allows for excellent compaction of the asphalt above.
The 1 thick concrete will not have any strength it will simply break up under any pressure.
Homeowners can benefit from this whitetopping technique to reduce labor costs and time when replacing worn asphalt driveways.
Well the answer is yes.
It is safe to pave asphalt over concrete.
It will however require a little more maintenance than a typical asphalt overlay.
An asphalt overlay is cheaper to install than replacing concrete and can provide a smooth ride over deteriorating concrete.
If you want the asphalt to remain to return this to normal.
Asphalt requires a well prepared stable subbase otherwise the resulting pavement will be subject to instability and cracking.
2 go by what they tell you.