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Essential Tips for Concrete Driveway Filling and Repair

  • Viking
  • Feb 8
  • 3 min read

A cracked or damaged concrete driveway can quickly turn from a minor annoyance into a costly problem. Ignoring small cracks or holes allows water to seep in, causing further damage and weakening the structure. Repairing and filling your concrete driveway not only restores its appearance but also extends its lifespan and prevents expensive replacements. This guide offers practical advice and clear steps to help you tackle concrete driveway filling and repair effectively.



Understanding Common Concrete Driveway Problems


Concrete driveways face various issues over time due to weather, heavy use, and natural wear. Knowing the common problems helps you identify what needs fixing:


  • Cracks: Hairline cracks are typical and often caused by shrinkage or temperature changes. Larger cracks may result from settling or heavy loads.

  • Potholes and Holes: These form when water erodes the concrete or when the surface chips away.

  • Spalling: This is surface flaking or chipping caused by freeze-thaw cycles or poor finishing.

  • Uneven Surfaces: Settling soil or poor installation can cause parts of the driveway to sink or lift.


Each problem requires a slightly different repair approach, so assessing the damage carefully is the first step.


Preparing Your Driveway for Repair


Before starting any filling or repair work, preparation is key to ensure the repair lasts:


  • Clean the Area: Remove dirt, debris, and loose concrete from cracks or holes using a wire brush, broom, or pressure washer.

  • Dry the Surface: Repairs adhere best to dry concrete, so allow the area to dry completely.

  • Remove Weeds or Plants: Pull out any vegetation growing in cracks to prevent future damage.

  • Protect Surrounding Areas: Use painter’s tape or plastic sheeting to protect nearby surfaces from repair materials.


Proper preparation improves bonding and prevents the repair from failing prematurely.


Choosing the Right Materials for Filling and Repair


Selecting the correct repair material depends on the size and type of damage:


  • Concrete Patch Mix: Ideal for filling holes and large cracks. It is thicker and designed to bond well with existing concrete.

  • Concrete Resurfacer: Used for repairing surface damage like spalling or minor cracks. It creates a smooth finish.

  • Epoxy or Polyurethane Crack Fillers: Best for narrow cracks. These flexible fillers prevent water infiltration.

  • Hydraulic Cement: Sets quickly and is useful for stopping active water leaks through cracks.


Always follow the manufacturer’s instructions for mixing and application to get the best results.


Step-by-Step Guide to Filling Cracks and Holes


Here’s a straightforward process to repair cracks and holes in your driveway:


  1. Prepare the Crack or Hole

    Use a chisel and hammer to widen the crack slightly and remove loose pieces. This creates a clean edge for the filler to adhere to.


  1. Clean the Area

    Sweep or blow out dust and debris. Use a wire brush if needed.


  2. Apply Bonding Agent

    For better adhesion, apply a concrete bonding adhesive inside the crack or hole.


  1. Mix the Repair Material

    Follow package instructions to mix the patch or filler.


  2. Fill the Crack or Hole

    Use a trowel to press the material firmly into the damaged area. Overfill slightly to allow for shrinkage.


  1. Smooth the Surface

    Level the patch with the surrounding concrete using the trowel.


  2. Cure the Repair

    Keep the area moist and covered for several days to allow proper curing. Avoid heavy traffic during this time.


Tips for Resurfacing a Concrete Driveway


If your driveway has widespread surface damage but no deep cracks, resurfacing can restore its look and strength:


  • Clean Thoroughly

Remove all dirt, oil stains, and loose concrete.


  • Repair Major Cracks First

Fill any large cracks or holes before resurfacing.


  • Mix Resurfacer Properly

Follow instructions carefully to get the right consistency.


  • Apply Evenly

Use a squeegee or trowel to spread the resurfacer in thin, even layers.


  • Allow Adequate Drying Time

Resurfacing usually requires 24 to 48 hours to dry before use.


Resurfacing can add several years to your driveway’s life and improve curb appeal.


Preventing Future Damage to Your Driveway


Maintaining your driveway after repair helps avoid repeated problems:


  • Seal the Surface

Apply a concrete sealer every few years to protect against water and stains.


  • Control Water Drainage

Ensure gutters and downspouts direct water away from the driveway.


  • Avoid Deicing Chemicals

Salt and other chemicals can damage concrete surfaces.


  • Limit Heavy Loads

Avoid parking heavy vehicles or equipment on the driveway for long periods.


  • Regular Inspections

Check your driveway periodically for new cracks or damage and address them promptly.


When to Call a Professional


Some driveway issues require expert attention:


  • Large cracks wider than 1/2 inch or deep structural damage

  • Significant sinking or uneven surfaces

  • Extensive spalling or crumbling concrete

  • Problems caused by poor drainage or soil movement


Professionals can assess the damage accurately and recommend repairs or replacement if needed.



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