Incident at Approx. 57N50W (ATM - other)
2005-01-20: AAL136 B777-200 enroute Los Angeles (KLAX) to London (EGLL) flight planned and was cleared via Air/Ground Communications System (AGCS) on a route from KLAX over LOACH (0917) 57N/50W (0944) 58N/40W (1017) 59N/30W (1056) 57N/20W (1122) NIBOG EGLL at FL370. Due traffic, the flight had to be re-cleared from 59N/30W to 58N/30W, balance unchanged. This re-route was not clearly conveyed to the pilot. When the pilot reported by 57N/50W, the discrepancy was noted and a re-clearance was issued to the aircraft. There was no loss of separation, however, safety was not assured.
|Occurred At||- 08:55|
|Day or Night?|
|TSB Occurrence Number|
|TSB Class of Investigation|