Q. I am installing flagstone and some paving brick on top of a concrete patio. A book I read suggests mixing sand, cement and hydrated lime in different proportions to make the mortar mix. What is ...

Manufacturers do not always have pump grade mixes available, though, so field mixes are sometimes needed. To help ensure smooth pumping and avoid pack-outs, follow these guidelines to prepare the mix.

MIT published news – reportedly solving a riddle that’s questioned the construction culture for decades. Researchers from MIT, Harvard University, and laboratories in Italy and Switzerland have ...

Question: This summer I’ve got a few outdoor projects that involve pouring small amounts of concrete. I looked into having a ready-mix truck do it, but the cost is so expensive. I’ve seen the bags of ...

In and around many a key city in the eastern U.S. last week, cement-mixers, supplying the foundation of the nation’s biggest construction boom, lay silent on their jobs. The sudden silence came after ...