There is faulty concrete construction which the owner wants torn out and replaced.The entire structure is being removed of which the concrete is a part of the structure.Addition to a commercial or residential building requires removing concrete that is in the way of the addition.There are a myriad of other reasons why concrete will need to be removed on a project: Under any of the above conditions it will be better to remove and replace the concrete.įind local concrete contractors that can tear out your old concrete and replace it with beautiful new decorative concrete. Concrete slabs that have so much spalling or pitting on the surface that is it more economical to replace the concrete rather than prepare the entire surface for resurfacing and resurfacing the concrete.Moisture in the ground freezes and the concrete pushes upward. Frost heave is very common in cold climates. Concrete slabs that show obvious signs of frost heave.It is also possible that the sub grade was compacted and the concrete was subjected to extreme weight, which caused the concrete to sink. When this dirt settles-sometimes due to sprinkler or rainwater going under the concrete- the concrete is unsupported and will be more susceptible to sinking.
Loose dirt may have been used for the sub grade. Concrete slabs that have sunk, which may occur when the sub grade was not prepared properly.This may be due the weight of large trucks, improper preparation of sub grade, erosion of sub grade, or for other reasons. Deep, widespread cracks where settlement has occurred.Under these conditions, patching the concrete prior to resurfacing or doing a decorative topping would be a waste of time and money, as the surface or topping would soon display the same characteristics as the concrete you tried to repair. There are certain conditions under which using a patching compound and resurfacing product will result in merely a short-term fix. Avoiding hazards during concrete removalĬONDITIONS CALLING FOR CONCRETE REMOVAL AND REPLACEMENT.Permit requirements for concrete demolition.Conditions calling for removal and replacement.
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