![]() ![]() ![]() If you know the issue that caused the crack and have addressed it, a professional may not be necessary. The cracks are present on a structural element, such as a basement wall, column, beam, or retaining wall greater than 4-ft.The rusting rebar has to be addressed by a professional. ![]() As steel corrodes, it expands, causing even more cracking in the concrete surrounding it. This can signify the rebar (steel reinforcing) is corroding. If you are not sure if the crack is growing, install a crack monitor* to verify. If the crack continues to widen with time, the underlying issue must be addressed before any repair can be made. This signifies a potential major underlying issue that requires further analysis. There are multiple cracks throughout the section of concrete.Cracks outside of the control joints and greater than 0.013-in should be repaired.īefore I discuss repair procedures, contact a professional if any of these situations are present: Therefore, a crack width gauge* should be used to measure the width of the cracks. A transparent crack width gauge* to measure a crack width.Ĭracks that are less than 0.013-in (or about the width of a credit card) are not susceptible to water penetrating into the concrete. ![]()
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