They are not only just tripping hazards: Cracks in your concrete patio or driveway are more costly to fix the bigger they get.

Concrete Floor Patch: Fill cracks, craters, divots and pits Next, you have to fill the cracks in the concrete. Mix up a stiff batch of resurfacer, using just enough water for a workable consistency.

With Fungi in the Mix, Concrete Can Fill Its Own Cracks Adding fungus might be one way to endow concrete with the ability to repair any damage, without the need for human intervention ...

CONCRETE is one of the most commonly used building materials. It is cheap, strong and easy to work with. But, as a short walk through any city centre will prove, it cracks easily. The cracking of ...

Fill and smooth The next step is to start filling cracks. Put some sand into any cracks that are more than about a half-inch deep.

Cutting away the damaged concrete and pouring a new concrete cap on the step can often repair badly broken concrete steps.

A well-built concrete slab will have reinforcing steel rebar cast in it, or 2-feet-by-4-feet expansion joints every eight feet or so, and even so, it may still crack. It’s not surprising that ...

Researchers have developed bacteria nicknamed "BacillaFilla" that can fill cracks in concrete structures.

Sometimes cracks require repairing but with so many options, how do we design and select the best repair option? It’s not as difficult as you may think.