Expansion joints are created through the installation of a soft material, such as wood or foam, along the edges of concrete slabs. The flexibility of these soft materials prevents damage that would ...

BoMetals' Finn Joint concrete expansion joint is lightweight anodized aluminum extrusion fitted with hydrophilic rubber gate seals and supplied with nylon fixing tabs for a water tight, aesthetically ...

DEAR TIM: I spent some time at your AsktheBuilder.com website but couldn’t locate the exact video that answers my question. There’s a wide ugly gap between my concrete outdoor patio slab and the slab ...

Buildings are constantly exposed to temperature changes. Daily heating and cooling, seasonal variation, and long-term climate patterns all cause materials to expand and contract. While these ...

Area beneath partial slab collapse in convention center. Investigators, including members of the original design and construction team, are trying to determine why a 60 x 20-ft section of a 6-in-thick ...

Q:The wooden spacers separating the concrete sections of our patio need to be replaced. Each piece is 7/8 -inch wide by 48 inches long. The depth varies because each piece has decayed at different ...

Q:My concrete driveway is in pretty good shape except for the 2-by-4 wooden spacers that separate its segments. After 41 years, some of them have rotted out. All 260 feet of separators need ...

Q. There’s a wide ugly gap between my concrete outdoor patio slab and the slab my house is built on. I’m trying to determine whether to caulk the crack or fill it with some cement-based patching ...