Frequently Asked Questions

Asphalt Paving Guide


In most cases it is sufficient to obtain an estimate on regarding your existing driveway. In this case the contractor will remove the existing asphalt, re-grade the existing stone base and add to the base of necessary to achieve a total of 6” after compaction. The asphalt layer should be at lease 2” deep after compaction.


If after the existing asphalt is removed, it is discovered that the exiting base is inadequate, then it becomes necessary for a complete base excavation. This involves the removal of all existing materials, regarding of the underlying earth and replacement of a 6” base followed by a 2” (after compaction) layer of asphalt. Note, this is most costly asphalt driveway treatment.


This involves laying an additional 1 ½” (after compaction) layer of asphalt onto the existing driveway. Homeowners should be aware that this treatment is not usually recommended as any cracks or defects on the driveway will generally show through very quickly onto the new surface.


What type of base is required? Base stone is generally ‘grade A” gravel or crushed limestone. These aggregates are recommended since they offer the best compaction and drainage qualities.

What is asphalt?

Asphalt is a petroleum-based fluid in a semi-solid state mixed with sand and gravel. It is affected by heat and cold, any movement beneath the foundation and any weight placed on it. It is more resilient than concrete.