Applying control-joint filler demands balancing hardness to transfer loads, flexibility to move with the slabs and application timing to minimize tearing. A control joint (or contraction joint) is ...

Uncompacted fill under a concrete slab — be it for an entire home, an exterior patio, a front porch or a driveway — is a recipe for disaster. Concrete is an amazing material, but it has an Achilles ...

DEAR TIM: My new home is under construction. I’m in a disagreement with my builder about what’s going to happen under my garage slab. Right now there’s a trench around the inside on all four walls ...

Q. 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 inches now ...

10 Best Concrete Crack Fillers 2025 - Fast Drying, Epoxy, WaterProof, Large & Small Cracks Links to the best Concrete Crack Fillers are listed down below: 10.

Q: I disagree with my builder about what will happen under the garage slab of my new home. There is a trench around the inside on all four walls where they had to dig to install the foundation. The ...

Rate of placement and screeding method are baseline decisions that must be made prior to start of placement. Placing/finishing concrete is time sensitive and susceptible to environmental conditions.

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 ...