Portland Cement Association

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Wood High-Rises In Canada? Not So Fast, Says The Concrete Industry

A proposal to allow six-story wood construction has opposition in Canada. Read more

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Q&A: Rust on Rebar

Q: Our rebar was delivered to the site before excavation for a stemwall foundation began. After sitting in the weather, it’s gotten quite rusty. Is this a problem? Read more

Fiber vs. Wire Mesh Reinforcing
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Fiber vs. Wire Mesh Reinforcing

Q: Which is better at preventing cracks in concrete slabs: fiber reinforcement or... Read more

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Q&A: Strength of Concrete Mix

Q: Many years ago, a concrete contractor gave me a recipe for mixing concrete by hand or machine. It is the only mix I have ever used. Is there any way to know how strong the mix is? I use 1 part Portland cement, 2 parts clean sand, and 3 parts clean crushed stone (7/16 inch or 3/4 inch, depending on the job). Read more

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Beating the Big Chill

Productivity drops when it’s cold, and some materials, like caulks, glues, concrete, and plaster, just won’t perform well. We compare features on several types of portable heaters and give tips on how to match the heater to the job. Read more

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Builder's Library
Q&A: Preventing Cracks in Concrete Slabs
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Q&A: Preventing Cracks in Concrete Slabs

Q: The Journal’s panel of experts answers the most commonly asked questions from... Read more

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Builder's Library
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Builder's Library
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Demystifying Mortar

An experienced mason explains how mud works, and how to get the best mix for the job you’re working on. Read more

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