Small cracks in your concrete driveway, patio, or foundation may not seem like much to worry about, and you may be tempted to ignore them. But left to their own devices, they can eventually widen ...

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

You can patch most small driveway cracks without the help of a professional.

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Some earlier experimental self-healing concrete used bacteria to make repairs, but the process is slow. “It’s not really pragmatic to fix this stuff in a reasonable timeframe,” says Rahbar.