Before paving any Minnesota asphalt driveway, the area to be paved needs careful preparation. The quality and life of your driveway depends largely on how well the underlying base is prepared. At Richfield Blacktop, our more than half a century of experience in creating driveways for discerning Minneapolis St. Paul area homeowners has taught us that preparation is the key to a beautiful blacktop driveway that holds up over many years of trouble free service. Here are some of the steps in preparing to pave a replacement blacktop driveway: