Prestressed Concrete
Prestressed concrete, invented by Freyssinet in 1928, is a method for overcoming concrete's natural weakness in tension, thereby enabling longer span.
Read more about this topic: Voided Biaxial Slab
Famous quotes containing the word concrete:
“Don’t feel guilty if you don’t immediately love your stepchildren as you do your own, or as much as you think you should. Everyone needs time to adjust to the new family, adults included. There is no such thing as an “instant parent.”
Actually, no concrete object lies outside of the poetic sphere as long as the poet knows how to use the object properly.”
—Johann Wolfgang Von Goethe (1749–1832)