Concrete

The Concrete allowed the development of domes, vaults, bridges, culverts, etc.
====The Reinforced concrete invented (1849) by Joseph Monier, who received a patent in 1867, and contains embedded metal. The manufacture of reinforced concrete have high cost but competitive as other materials.==== ====Concrete is often used in hardscape construction. For instance, concrete may be used to create sidewalks or support a wooden deck of any material. Furthermore, the reinforced concrete reduces the size of the supports and loads.====