0481 569 566Restore or Replace
Can your existing concrete be restored, or does it need replacing?
Most concrete that looks worn or damaged doesn't need to be torn out and replaced. This page gives a general overview of the factors involved — your own concrete still needs to be assessed before any recommendation is made.
Generally cosmetic
Signs restoration may be appropriate
- The concrete slab itself remains flat and stable without shifting
- Most problems are purely cosmetic on the very top skin
- You are mainly dealing with faded colour or light surface stains
- Cracks are minor surface lines rather than deep structural splits
Worth a closer look
Warning signs requiring further assessment
- Cracks: You are looking for deep, wide splits that go all the way through the concrete rather than minor hairline marks.
- Movement: Look for sections of the slab that have shifted or no longer sit level with each other.
- Sinking / heaving: This shows up as concrete sinking down into the ground or being pushed up by tree roots underneath.
- Drainage: Water pooling on the surface or running back toward your house walls usually points to a poor slope.
- Surface deterioration: Look for concrete that has become soft and crumbly, or keeps shedding dust when swept.
- Previous coatings: Check for old paint layers that are bubbling and peeling off the slab.
- Spalling: This is when the top surface flakes away to reveal the rough stones and aggregate hiding underneath.
How the decision is made
A decision framework, not a fixed rule
We cannot give you a single, magic rule about when to replace your concrete. Every slab is different. Some driveways look completely ruined but only have surface issues. Other times, a clean-looking driveway might have deep structural movement in the base underneath that makes applying a new decorative surface a complete waste of your hard-earned money.
We look at the big picture. Ripping out old concrete is a loud and expensive process that leaves a massive mess, which is why we always try to save your existing slab if the structural base remains sound. We will tell you straight if the base has actually failed.
Cosmetic vs potentially structural
Slabs fail in two main ways. Most ugly issues on your driveway are purely on the top skin. This includes faded colours or dark tyre marks that look terrible but do not affect how much weight the slab can actually support. While these blemishes might ruin your street appeal, they are not structural problems, meaning we can make the concrete look brand new again because the core remains solid.
Structural damage is different. If your slab is cracking because the soil underneath has washed away and left a hollow void, no amount of resurfacing overlay will ever fix the underlying movement. The concrete will simply keep shifting. This means any new coating will split along the exact same lines within a few months, so we always check the bones of the slab first.