Thick blacktop finish is not the answer to crack prevention. Cracks can be stopped before blacktop is applied. You need a well compacted dirt base and the right amount of gravel.
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Asphalt driveways will lose their flexibility if not properly sealed. Flexibility helps asphalt driveways to resist cracking. Asphalt sealers need to be applied within the first year and then whenever the blacktop begins to wear.
Tar and chip driveways are similar to blacktop but have some different features. The blacktop can repair its own small cracks and the gravel provides great traction. The look can be unique with the color of gravel you pick.
Asphalt driveways are only as good as the base beneath them. You need to know how thick the gravel base should be for the traffic your driveway will handle. The width of the base is very important also. Asphalt thickness is determined by a good base.
Asphalt driveways need to be sealed. Make sure that you know when and how often asphalt sealing is needed. Asphalt sealers are important to the length of life of your driveway.
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