Once completed , the route was re-designated as the Adana Beltway ( O - 50 ) .
Once completed , the route was has recently been re-designated again , after the O - 50 was replaced by the O - 51 and O - 52 .
Once completed , the route was re-designated as the Adana Beltway ( O - 50 ) and has recently been re-designated again , after the O - 50 was replaced by the O - 51 and O - 52 .