Describir: Continuous frames of reinforced concrete

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