To build a house or other building, which first made the foundation.Since the foundation of a retaining structure. If we want to build aterraced house, or building or we build on the foundation of sand, soiland even stones, often experiencing an earthquake or flood, we mustadjust its foundation.
If the foundation is not good, then building on it easily cracked, tiltedeven collapsed during an earthquake or flood.
If the foundation is not good, then building on it easily cracked, tiltedeven collapsed during an earthquake or flood.