DEAR TIM: My concrete driveway has eight large slabs. The driveway slopes down from my garage to the street. The straight-line gaps between the slabs has enlarged, and some cracks are as wide as 2 … ...

Q: Tim, I’m about to have a new concrete driveway installed, as well as some sidewalks.I asked the bidding contractors how long I might expect the concrete to last. The range given was from 20 ...

Q:I replaced one-fourth of a concrete driveway when a new water line was installed. That section is white, the older sections gray. It looks awful. If I paint the concrete, I can imagine chipping ...

Q.I grew up with an asphalt driveway, but my husband had a concrete drive. We’re debating what type to install, as our current drive is in horrible shape. I contend that asphalt will cost ...

Q. This week: I have to replace my 90 foot concrete driveway, and have gotten estimates from four different contractors. Two of them propose to use 4 inch concrete with a sand base; one says he ...

The driveway is in great shape, but the sidewalk has all sorts of places where the top surface of the concrete has crumbled, and I see the rocks below. The contractor has no clue how it happened.

Concrete driveways can be sealed to preserve their quality, but most people associate sealing with asphalt. This should be done every 5 years or so to prevent the breakdown of the oils in the asphalt.

Q: Tim, I need to replace a cracked section of my concrete driveway.My primary concern is matching the color and texture of the new patch to the existing driveway. It doesn’t need to be perfect ...

Within months of being poured, a new concrete driveway had holes in several sections. The edges were also jagged and crumbling in some places.