Common Preparation Mistakes That Cause Concrete Resurfacing to Fail

Concrete resurfacing is one of the most effective ways to restore worn or damaged concrete without the cost of full replacement. However, the success of any resurfacing project depends almost entirely on proper surface preparation. When preparation is rushed, incomplete, or done incorrectly, resurfaced concrete can crack, lift, or fail prematurely.

Below are the most common preparation mistakes that cause concrete resurfacing to fail — and how professional preparation avoids them.

Skipping Thorough Cleaning

One of the biggest mistakes is failing to fully clean the concrete before resurfacing. Dirt, grease, mould, and contaminants prevent resurfacing products from bonding correctly to the surface.

Why it matters:

• Contaminants act as a barrier between the concrete and resurfacing material

• Poor adhesion leads to peeling, delamination, and early failure

  
  

Professional approach: High-quality resurfacing always begins with commercial-grade pressure washing to remove embedded grime, oil, old product and organic growth. This ensures the concrete surface is clean and ready for further preparation.

Ignoring Cracks and Surface Defects

Resurfacing over existing cracks, spalling, or damaged areas without repair is a common — and costly — error.

Why it matters:

• Cracks will reflect through the new surface

• Moisture can enter and weaken the resurfacing layer

• Structural issues worsen over time

  
  

Professional approach: Proper crack filling and patching stabilises the surface before resurfacing. Repairs are tailored to the type and cause of cracking to ensure long-term performance.

Not Grinding the Surface When Required

Many people assume resurfacing materials will adhere to any concrete surface. In reality, smooth, sealed, or previously coated concrete often requires mechanical preparation.

Why it matters:

• Smooth surfaces reduce bonding strength

• Old coatings can cause resurfacing layers to lift or fail

  
  

Professional approach: Concrete grinding creates a consistent surface profile that allows resurfacing products to bond correctly. Grinding also removes weak surface layers and prepares the concrete for long-lasting results.

Relying on Acid Etching Alone

Acid etching is sometimes used as a shortcut instead of proper mechanical preparation. While it has its place, acid etching alone is often insufficient for many resurfacing projects.

Why it matters:

• Acid may not remove deep contaminants or old coatings

• Uneven etching can cause inconsistent bonding

  
  

Professional approach: Acid etching is used only when appropriate and often in combination with grinding and pressure washing. Professionals understand when acid etching enhances preparation — and when it doesn’t.

Poor Moisture and Surface Condition Assessment

Failing to assess moisture levels, drainage issues, or underlying concrete condition can lead to resurfacing failure, regardless of surface appearance.

Why it matters:

• Moisture can push resurfacing materials off the surface

• Trapped water weakens adhesion and durability

  
  

Professional approach: Experienced professionals assess surface condition, moisture exposure, and drainage before resurfacing to ensure the right preparation method is used.

Why Professional Concrete Resurfacing Preparation Matters

Professional preparation isn’t just about equipment — it’s about experience and process. A professional resurfacing service ensures:

• Correct preparation method for each surface

• Thorough cleaning and contaminant removal

• Proper crack repair and surface profiling

• Reduced risk of peeling, cracking, or delamination

  
  

This results in a resurfaced concrete surface that looks better and lasts longer.

Trust Horand Industry for Professional Concrete Resurfacing

At Horand Industry, we understand that preparation is the foundation of every successful concrete resurfacing project. Our process includes pressure washing, crack filling, grinding where required, and acid etching when appropriate, ensuring optimal adhesion and long-term performance.

If you’re considering concrete resurfacing, professional preparation makes all the difference.

Contact Horand Industry today to discuss your concrete resurfacing project and ensure it’s done right from the ground up.