Incident at Gander ACC

Summary

2003-09-08: TSB Update - 2003-09-05 - A03A0104: At 0300 UTC, VIR4, a Virgin Airlines Boeing 747 en route from New York to London on Track W at FL360 reported 53N40W, estimating 54N30W at 0343 UTC. At 0318 UTC, the flight crew reported that they had a passenger medical emergency and advised they were turning right to a 30 mile offset at FL355 for a return to St. John's, NL. At 0322 UTC, Gander ACC advised the crew that there was traffic on Track W and X and that FL310 was available. At 0323, RCH6006, a military C17 on Track X at FL350 at 5216N37W, reported a TCAS traffic advisory (TA) indicating traffic at 2 miles north within 500 feet. VIR4 received a corresponding TCAS TA. At 0331 UTC, Gander advised the crew that they were unable to issue a descent clearance, however, at FL310, they were cleared direct to St. John's. At 0333, the crew advised that they would remain on the 30 mile track offset at FL355 and would request a clearance closer to St. John's. At 0335, Gander advised the crew that they were unable to approve FL355 or issue a descent clearance due to traffic. At 0355, the crew advised that they were declaring an emergency and descending to FL310. Upon reaching FL310, the crew were cleared direct to St. John's and the aircraft landed safely at 0449 UTC.
2003-08-29: A Virgin Airlines B747-400 VIR4 was at FL360 and en-route from Kennedy to Heathrow had reported 53N40W at 0300Z estimating 54N30W at 0343Z (Track W). At 0318Z VIR4 reported a Medical Emergency and advised it was turning back to St. John's by turning right to a 30 mile offset at FL355. The Medical Emergency was due to a 21-year-old female suffering seizures. The aircraft requested a doctor and ambulance on landing. At 0322Z, ATC advised the flight of traffic on Tracks W and X, and that FL310 was available. At 0323 RCH6006 ( a US Military Aircraft) at FL350 on track X in position 5216N 37W reported a TCAS alert from the Virgin aircraft which had just passed 2 miles north within 500 ft. At 0326Z VIR4 advised it was remaining 30 miles offset and at FL355. At 0331Z, ATC advised VIR4 unable descent clearance but at FL310 cleared direct St. John's. At 0333Z The B747 responded it would remain 30 miles offset at FL355 and request a clearance nearer to St. John's. At 0335Z, ATC advised the aircraft that they were unable to approve FL355 due traffic and unable to issue a descent clearance due to other traffic. 0355 VIR4 advised descending under Emergency to FL310. At FL310 the Flight was cleared direct to St. John's. The Boeing 747 landed at 0449Z.

Details


CADORS Number 2003A0506
Occurrence Type Incident
Reported By NAV CANADA
Occurred At 2003-08-29 - 03:18
Day or Night? Night-time
Fatalities 0
Injuries 0
Aerodrome ID
Aerodrome Name
Geographic Location Gander Oceanic, Atlantic Region, Gander ACC
TSB Occurrence Number A03A0104
TSB Class of Investigation Class 5
AOR Number 31987
Reported By NAV CANADA
Categories Other,Medical,Airprox/TCAS alert/loss of separation/(near) midair collisions
Events



Aircraft Details (1 aircraft)

Type Aeroplane
 Silhouette image of Aeroplane
Canadian Registration
Foreign Registration
Country of Registration the United Kingdom of Great Britain and Northern Ireland
Occurrence Type Incident
Owner
Operator VIRGIN ATLANTIC AIRWAYS LIMITED (12400) Commercial
Make  Silhouette image of BOEING
BOEING
Model 747 433
Year Built
Engine Type Turbo fan
Engine Make
Engine Model
Gear Type Land
Private No
Amateur Built No
Flight Number VIR4
Flight Rule
CARS Subpart
Phase of Flight Cruise
Damage No Damage
Fatalities 0
Injuries 0
Events TCAS alert,Diversion,Other operational incident,Medical emergency

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