Thanks a lot for the explanation but can you explain more about the procedures them selves what do they consists of their legs,etc...
For example some times They request a 12 DME arc others they reques 5 NM Finals etc...
if You check Cairo NOTAMs you can see that they are preparing for a runway clousre and another opening which was closed for maintainance the pilot was so pissed off from the controller and told him if you didn't leave me do my job before afternoon I will close Cairo Airport but 12 AM Tonight !!! Which sounds very strange the aircraft was called Flight Checker 424 and is a german registered