Concrete Strength

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Evaluating Fire-Damaged Concrete

Sometimes the foundation of a fire-damaged building is okay to re-use; sometimes... More

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Should We Worry About Rusty Rebar?

Concrete footings and foundations contact ground water, so why doesn't the rebar... More

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Tool Test: Metabo HPT Cordless Rebar Cutter/Bender

John Carroll checks out the Metabo HPT VB3616DA, the only battery-powered cutter/... More

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Building a Storm Shelter

Jake Bruton shares time-lapse video of a work in progress. Even if you don't live... More

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Concrete Repair FRP

Simpson Strong-Tie says its 44-ounce fiber–reinforced polymer (FRP) fabric... More

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Composite vs. Steel Rebar

Glass-fiber rebar is about one-third the weight of steel rebar, won't corrode, and... More

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A Frost-Protected Shallow Foundation

Cold-climate alternative uses specialized insulated forms More

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Curing Time for Concrete Footings

Temperature, admixtures, and fly-ash content can affect how long it takes for concrete to achieve its rated strength. More

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Rammed-Earth Construction in the Modern Age

Rammed-earth walls used to be elementary. More

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Better Concrete Garage Floors

Ten tips for pouring stronger, crack-free concrete slabs. More

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