Asphalt Driveway Cracks - All About Driveways- fix cracks in driveway asphalt ,Asphalt driveway cracks will need to be sealed to prevent further damage to the asphalt which is part of the ongoing maintenance of an asphalt driveway that will need to be performed on a regular basis.How to repair blacktop cracks inconspicuously - The ...The drive had some cracks so we just mixed up some sand with the liquid blacktop sealer and poured that into the cracks. While the sealer job came out great, the crack-filling experiment ended in ...