FAQ

How much does concrete repair cost?
Filling cracks and holes are simple projects that only costs between $5 to $100. You can DIY the fix or hire a professional for as little as $300. Large repairs, where cement has sunk, cracked, or needs replacement, will cost about $5 to $20 per square foot, depending on the material type and the extent of the damage.
What is the best concrete repair?
Vinyl Concrete Patcher is ideal for making smooth repairs to crack or chipped concrete floors, sidewalks or steps. It has strong adhesive properties allowing it to be applied down to a featheredge. Quikrete 10 lb. Vinyl Concrete Patcher is made of a special blend of vinyl resin, fine sand and Portland cement.
Can you fix cracked concrete?
Wide cracks in concrete are best patched and sealed with a concrete patching compound. Smaller cracks, less than 1/4 inch wide, can be repaired with a concrete caulk or liquid filler. … Hiding the patch completely requires painting the surface with an appropriate concrete paint.
How long do concrete patios last?
If properly maintained, both surface types can last upwards of 30 years. However, the sealant application is far simpler for concrete patios when compared with wooden decks.
How much does it cost to replace a concrete sidewalk?
Walkway & Sidewalk Cost. The cost of a concrete walkway can vary widely depending on its size and finish. Most U.S. homeowners pay between $6 and $12 per square foot for installation of a new concrete walkway. Prices can go beyond this if significant grading is required or a complex decorative finish is requested.
How do you stick new concrete to old concrete?
A bonding agent (bonding adhesive) needs to be painted onto the existing concrete first to ensure that the fresh concrete will successfully adhere. This is also true of floor repairs, if concrete is used to fill gaps caused by damage. The new won’t adhere to the old without the help of a bonding adhesive.
What will ruin concrete?
Concrete can be damaged by fire, aggregate expansion, sea water effects, bacterial corrosion, calcium leaching, physical damage and chemical damage (from carbonatation, chlorides, sulfates and non-distilled water). This process adversely affects concrete exposed to these damaging stimuli.
Can I sand concrete?
The good news is that concrete can be sanded with relative ease when the proper equipment is used, such as a good concrete sandpaper (made using diamond instead of sand). There are also three different types of sanded finish you can achieve, depending upon the tools and amount of removed material.
Can I lay 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. … You should improve the drainage of the slab by having a good slope on the overlay.
Is cracking in concrete normal?
As the slab loses moisture while curing it gets a bit smaller. As the concrete shrinks, the slab could crack in order to relieve tension. Shrinkage cracks are common and can occur as early as a few hours after the slab has been poured and finished. Usually they are not a threat to the structure.