Clean the area in and around the crack with a wire brush and broom. Wash the area with a stream of water. Mix vinyl patching compound as directed by the manufacturer and trowel the compound into the cracks. Tamp the mixture to remove air pockets with a tamper. If you use patching mortar instead of vinyl concrete crack sealer, either mix it with ...
Fill a pressure washer with a concrete outdoor cleaning solution and apply it at low pressure to stains, mold and dirt. Change to a high-pressure nozzle on the pressure washer and finish cleaning the driveway on high power, following the instructions on the cleaning solution. Let the concrete dry before filling the cracks. 4
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