Question: How To Fix A Bad Concrete Job?

Is there anyway to fix a bad concrete job?

In most cases, a poor concrete job cannot be saved; the slab should be removed and a new one poured in its place. If the visible finishing was done poorly then you can assume there are other hidden problems that will soon appear.

How do you fix deteriorated concrete?

To repair deeper concrete defects or to replace chunks of missing concrete, just add small stones to your mix. The ratio should be three parts stone, two parts sand and 1.5 parts Portland cement for a strong mix. Always use the cement paint to bond your new concrete to your old.

Can you pour new concrete over old concrete?

You can put new concrete over old concrete. However, unresolved issues with your old concrete, such as cracks or frost heaves, will carry over to your new concrete if not taken care of. In addition, you must pour it at least 2 inches thick.

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Can concrete be resurfaced?

Concrete resurfacing is a way to make damaged or dated concrete look new again. A concrete coating is applied over the old surface, offering a variety of color, texture and pattern options. This type of decorative refinishing can be done on driveways, patios, pool decks and even indoor floors.

Does rain affect new concrete?

Rainwater can cause a new concrete surface to become soft, which in turn decreases the abrasion resistance and strength of the concrete, while increasing the tendency for dusting and cracking to develop. The key to preventing damage to the concrete surface by a rainstorm is proper preparation and timing.

How do you fix broomed concrete?

A. There are two things you can do fix the rough finish. One is, you could grind or polish the surface which would remove the rough broom finish and smooth the surface of the concrete. Some of the aggregate would be exposed giving you a nice smooth decorative look to your sidewalk and patio.

Can crumbling concrete be repaired?

The Cure for Crumbling Concrete Steps



As long as the steps are structurally sound—meaning, they’re not spalling, flaking, or broken all the way through—you can repair most surface issues. If your patch is thicker, build the vinyl concrete patcher up in ¼ inch applications.

What causes concrete to deteriorate?

Corrosion of reinforcing steel and other embedded metals is the leading cause of deterioration in concrete. When steel corrodes, the resulting rust occupies a greater volume than the steel. This expan- sion creates tensile stresses in the concrete, which can eventually cause cracking, delamination, and spalling (Figs.

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How do you fill a large hole in concrete?

  1. Using a Chisel, Make the Crack Wider at the Bottom than the Top.
  2. Clean Out the Debris with a Stiff Fiber or Wire Brush.
  3. Fill the Crack with Patching Mix (also know as Vinyl Concrete)
  4. Address Any Pop-Outs.
  5. Wet the Surface and Apply a Concrete Bonding Agent.
  6. Pack a Small Amount of Anchoring Cement into the Hole.

Can you put a thin layer of concrete over concrete?

Yes, you may pour a concrete pad overlay over an existing slab. You need to consider the added height and weight of the overlay on the existing structure. Overlays may include polymers, portland cement concrete, or epoxies.

Can you pour concrete over dirt?

Long story short, yes you can pour concrete over dirt.

What is the best concrete overlay?

Broom Finish Concrete Overlay



SureBroom is our strongest overlay, has the largest aggregate, and is suited for the highest wear surface including vehicular and foot traffic. Trowel or spray applications.

How much does it cost to resurface concrete?

The price of concrete resurfacing typically ranges from about $3 per square foot to $25 per square foot. However, the cost of your project will depend on a variety of factors.

Does resurfacing concrete last?

How long does it last? Thanks to its advanced bonding properties, concrete resurfacing can last for quite a while. A properly resurfaced floor can last from 8-15 years.

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