Q: The corner of one of the concrete steps leading to the front entrance of my building has broken off. It’s the top step of four. Is it possible to repair it without replacing the whole staircase? A: ...

Concrete steps break up, especially in northern climates. Water soaks into the concrete, freezes and breaks off the outside corners. Once that starts, the damage spreads along the front edge of the ...

Q: A corner of our concrete porch has chipped off. Is there any way to repair this without replacing our entire porch? McLean, Va. A: It’s definitely possible to patch chipped concrete, even in a ...