1. Obtain a representative concrete sample from the revolving drum truck mixer. 2. Using a scoop, place concrete in the cylinder molds. For 6 by 12 inch molds, place in three equal layers (1/3 ...

Many people don’t realize how important moisture testing is with concrete subfloors, especially with old concrete. After all, if the slab was poured 10 years ago, it must be dry, right?

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Mecmesin’s Shotcrete Penetrometer offers accurate readings of the forces needed to penetrate poured or sprayed concrete during the first few hours of development, providing a reliable indication of ...

A group of researchers is turning to waste to make concrete more sustainable. The cornerstone of many building projects, concrete is also one of the leading contributors to the warming of our ...

Now it should be noted that the Quikrete countertop mix that I used is about twice as strong as typical concrete mix. This mix is about 6000 psi and does not contain large pieces of aggregate.

The new bridge will be earthquake-ready, so crews are digging a 10-foot-wide, 125-foot-deep hole to see how concrete supports react during a simulated seismic event.

Will it survive meeting concrete multiple times? The Samsung Galaxy S25 Ultra's Gorilla Armor 2 glass seems to scratch easier than the Galaxy S24 ...