If you go with paving stones, make sure the concrete is reinforced, especially if you expect heavy driveway usage. Reinforced concrete slabs cost $8 to $15 per square foot for materials.

When it rains, it's porous / Concrete-slab driveways may soon be a thing of the past as new paving products address water runoff problems By Judy Richter , Special to The Chronicle Dec 23, 2006 ...

One driveway at a time, many green-minded homeowners and communities are opting for permeable paving options instead of traditional asphalt. "It's much better for the environment because it helps c… ...

The new concrete needs to be at least six inches thick, and it should have 1/2-inch steel bars in it both directions set at two-foot centers. The grid should look like an empty piece of graph paper.

Let's talk about the whole truth concerning poured concrete vs. concrete pavers in a driveway. It's important to realize both systems are relying on Portland cement. That's a good thing.

Concrete slabs, by contrast, are a ... While smaller concrete paving stones can mimic the look of a natural stone tile, finishes like poured, ... "For driveways and high-traffic areas, ...

Erosion can wash soil away from under your driveway. This creates a void or space under the driveway slab. In turn, voids under concrete slabs cause the concrete to sink and crack.