ENG10WA052

NTSB incident investigation · Boeing 747 · Hong Kong, China · September 21, 2010

Incident · No injuriesForeign investigation
Date
September 21, 2010, 09:30 local (09:30 UTC)
Place
Hong Kong, China
Injuries
4 uninjured
Damage
Minor damage
Phase of flight
Taxi
Aircraft
D-ACGDBoeing 747
Defining event
Taxi-into takeoff position: Landing gear collapse
NTSB office
Aviation Engineering Division
Lead agency
Other
Parties
Federal Aviation Administration
Case key
77403

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the incident.

On this page

Findings · 1

NTSB’s coded findings. Those marked are part of the probable cause; the rest are factors or other findings.

Factual narrative

On September 21, 2010, 0930 Coordinated Universal Time (UTC), an Air Cargo Germany, a Boeing B-747-412F,registered as D-ACGD, was performing a left turn to line up with Runway 25L for take-off 31C at Hong Kong International Airport. Just before finishing the left turn to line up for take-off, the pilots noticed a loud bang sound followed by a slight tilting of the aircraft to the left. The aircraft was disabled on the runway and subsequent inspection confirmed the failure of the outer cylinder of left main landing gear. There were no injuries among the four crew members on board. The airplane was not substantially damaged. The investigation is under the jurisdiction of the government of China. Further information pertaining to this accident may be obtained from: Civil Aviation Department Accident Investigation Division Hong Kong, China 46/F, Queensway Government Offices 66 Queensway, Hong Kong Tel: (852) 29106821 (24 hours) Fax:(852) 29101177 (24 hours) http://www.cad.gov.hk/english/home.html Email: aid@cad.gov.hk AFTN: VHHHYAYX Cable: 22101 CAXTCN This report is for informational purposes only and contains only information obtained for, or released by, the Government of China.

Sequence of events

The events NTSB coded, in order, by phase of flight. The defining event is the one that best describes the accident.

Aircraft

Registration
D-ACGD
Reported as
Boeing 747 (412F)
Category
Airplane
Serial number
24061
Damage
Minor damage
Flight
Part 129
Operator
Air Cargo Germany, doing business as Air Cargo Germany
Airworthiness certificate
Standard, Transport
Destination
KGF · Karaganda
Flight plan
Unknown
Airport
HKG · Hong Kong Intl. Airport, runway 25L

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Injuries
None
Certificate
Airline transport
Seat
Left