Describir: Design and Layout of roads in built-up areas :

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