If there's one man-made material that's stood the test of time, it's concrete. It's been around for over 60 centuries, ...

Here's a bit of good news: a bag of concrete mix costs just $5 ... Typical ingredient ratios are one part Portland cement (like Quikrete available from Lowe's), two parts sand, and four parts gravel ...

Last spring, the county offered the Farden Township parcel (07.08.03010) for sale via request for proposal (RFP). In July, ...

A concrete slab is composed of wet cement mixed with additional materials (usually gravel). This mix is poured onto a gravel bed bordered by a wooden frame, the latter typically made from standard ...

Unlike conventional construction products, specialty concrete is not based on Portland cement. Instead, specialty concrete consists of specialty cement such as potassium silicate that is mixed with ...

Silica in the region’s gravel reacts badly with the alkali in Portland cement after they ... city quit adding fly ash to its standard concrete mix. Fly ash is the residue left over after coal ...

Could so-called ‘hot mixing ... concrete provide self-healing properties? At its core, this is the recipe which any hydraulic cement uses, whether it’s so-called ‘Roman cement‘, Portland ...

The cement industry annually produces around 3.5 billion tonnes of general Portland cement ... a calcium sulfoaluminate (CSA) clinker by mixing a part of limestone into raw materials, such ...

Hydraulic and Portland cement products have a calcium silicate binder. They are used to plug leaks in concrete or masonry structures such as dams, culverts, water tanks, cisterns, swimming pools, ...

timing and details of the mix such as additives and color. As a concrete contractor, you're probably using concrete mixes, repair mixes or overlays on a daily basis. You want to ensure proper and ...

Higher pay or remote work? Some companies are forcing the question. © 2024 American City Business Journals. All rights reserved. Use of and/or registration on any ...