Describir: Soil mechanics, foundations and earth structures :

 __   _    _    _    _____       ___     _    _      ___              
| || | || | || | || |  __ \\    / _ \\  | || | ||   / _ \\    ____    
| '--' || | || | || | |  \ ||  / //\ \\ | || | ||  | / \ ||  |    \\  
| .--. || | \\_/ || | |__/ || |  ___  ||| \\_/ ||  | \_/ ||  | [] ||  
|_|| |_||  \____//  |_____//  |_||  |_|| \____//    \___//   |  __//  
`-`  `-`    `---`    -----`   `-`   `-`   `---`     `---`    |_|`-`   
                                                             `-`      
   ___    
  / _ \\  
 | / \ || 
 | \_/ || 
  \___//  
  `---`