The ancient Romans liked to mix the volcanic rocks (called tuff) and cement. The Romans started making concrete more than 2,000 years ago, but it wasn’t quite like today’s concrete. The team reproduced the Roman concrete recipe, allowed it to harden for 180 days, and then examined it using X-Rays. Roman concrete was used for construction during the late Roman Republic until the fall of the Roman Empire. “As the Roman Empire declined, and shipping declined, the need for the seawater concrete declined,” said Jackson. ... How the Ancient Romans Made Better Concrete Than We Do Now. That’s why the concrete was resistant to chemical decay. The modern cement used today has a life of 80 years, but Roman concrete seems ageless. Ancient Rome’s concrete recipe is an impressive feat in architectural history. Roman concrete (opus caementicium), like modern concrete, is an artificial building material composed of an aggregate, a binding agent, and water. The concrete type they have been studying had been submerged for 2000 years in Mediterranean. Ancient Romans made world’s ‘most durable’ concrete. Without concrete, we cannot think of building anything. They had a different formula, which resulted in a … Some Roman buildings are so spectacular in their construction and beauty that modern builders would never attempt something similar, even with today’s technology. Concrete is one of those technologies that was used for centuries—in this case, by the Romans—and then had to be invented again centuries later. But once we rediscovered it, we … So why did the use of Roman concrete decrease? Aggregate is essentially a filler, such as gravel, chunks of stone and rubble, broken bricks, etc. Image Credit: o0bg The invention of concrete can be termed as one of the greatest ancient Roman inventions to have metamorphosed modern day living. Our existence till today has depended on using concrete to construct buildings, dams, bridges, forts and other constructions. Moreover, the compound was different from the one we have today – thus, making it super stable. “You could also argue that the original structures were built so well that, once they were in place, they didn’t need to be replaced.” An earth-friendly alternative We might use it to stop rising seas. Drilling at a marine structure in Portus Cosanus, Tuscany, in 2003. The quality of the concrete was excellent and the buildings and monuments still standing today are a testament to the strength of their construction! Roman concrete Roman concrete called opus caementicium in Latin was used from the late Roman Republic until the end of the Roman Empire. It was used to build monuments, large buildings and infrastructure such as roads and bridges. Now engineers are beginning to understand why ancient Roman concrete was so revolutionary. By comparison, Portland cement (the most common modern concrete blend) lacks the lime-volcanic ash combination, and doesn’t bind well compared with Roman concrete. Famous Roman structures such as the Pantheon, the Colosseum, the aqueducts, and the Roman Baths still stand proud today. Portland cement, in use … Ancient Romans built concrete sea walls that have withstood pounding ocean waves for more than 2,000 years.