As talked over over, concrete is very solid in compression, but weak in pressure. Larger sized earthquakes can crank out quite huge shear masses on structures. These shear hundreds matter the framework to equally tensile and compressional loads. Concrete structures without reinforcement, like other unreinforced masonry constructions, can fall short https://bangkok-wax03580.bloggazzo.com/34793284/fascination-about-concrete-reinforced-pier