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

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