Can You Put Concrete Over Asphalt? – Upgraded Home
You can put concrete over asphalt, and it is a great choice as a driveway base for residential homes. Asphalt is only suitable as a driveway base if it is at least between 2" and 4" thick for residences. Homes with driveways intended for many large vehicles, however, the asphalt must be 4" or more to support up to 10" of concrete.
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