Opus caementicium uncovered inside a attribute Roman arch. In distinction to fashionable concrete structures, the concrete Utilized in Roman properties was ordinarily coated with brick or stone. The Romans applied concrete extensively from three hundred BC to Advert 476.[eighteen] Throughout the Roman Empire, Roman concrete (or opus caementicium) was produced https://socialinplace.com/story5207479/not-known-details-about-concrete-reinforced-house