Admixtures are elements in the shape of powder or fluids that are added for the concrete to offer it specific characteristics not obtainable with simple concrete mixes. Admixtures are described as additions "made as the concrete blend is remaining organized". A central-blend plant presents additional specific control of the concrete https://griffinw3hge.blogspothub.com/34839574/helping-the-others-realize-the-advantages-of-concrete-reinforced-with-rebar