Challenges and potentials
The sustainable concrete of tomorrow
Present sustainability of construction materials
The sustainability debate has played an important role for many years also in the construction industry and in particular in concrete construction. Efforts to improve the sustainability of concrete are accompanied by fundamental changes in concrete technology: Portland cement clinker has, to a large extent, been replaced by secondary cementitious raw materials such as granulated blast-furnace slag, fly ash or limestone powder, which results in problems with controlling the properties of fresh concrete and in an altered development of strength. An...
