B747-400 experiences catastrophic engine failure on takeoff for international flight.

Attributes
ACN	739946
Time
Date	200705
Local Time Of Day	1201 To 1800
Place
Locale Reference	airport : zzz.airport
State Reference	US
Altitude	agl single value : 100
Aircraft 1
Controlling Facilities	tower : zzz.tower
Operator	common carrier : air carrier
Make Model Name	B747-400
Operating Under FAR Part	Part 121
Flight Phase	climbout : takeoff
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Experience	flight time last 90 days : 100 flight time total : 15000 flight time type : 57
ASRS Report	739946
Person 2
Affiliation	company : air carrier
Function	flight crew : relief pilot
Experience	flight time last 90 days : 135 flight time total : 7000
ASRS Report	739783
Events
Anomaly	aircraft equipment problem : critical other anomaly non adherence : far
Independent Detector	other flight crewa other flight crewb
Resolutory Action	flight crew : declared emergency flight crew : landed in emergency condition other
Supplementary
Problem Areas	Aircraft
Primary Problem	Aircraft

Narrative:

Taking off; #4 engine failure after V1; just airborne. ATC advised us of engine flames; 2 grass fires and debris left on runway. Declared emergency. Severe damage checklist. Dump fuel flying; ATC assigned headings. Coordination with dispatch; ATC; flight attendants and passenger. Return to land uneventful. Debrief with flight office management and maintenance. Took care of crew.

Original NASA ASRS Text

Title: B747-400 EXPERIENCES CATASTROPHIC ENGINE FAILURE ON TKOF FOR INTERNATIONAL FLT.

Narrative: TAKING OFF; #4 ENG FAILURE AFTER V1; JUST AIRBORNE. ATC ADVISED US OF ENG FLAMES; 2 GRASS FIRES AND DEBRIS LEFT ON RWY. DECLARED EMER. SEVERE DAMAGE CHKLIST. DUMP FUEL FLYING; ATC ASSIGNED HDGS. COORD WITH DISPATCH; ATC; FLT ATTENDANTS AND PAX. RETURN TO LAND UNEVENTFUL. DEBRIEF WITH FLT OFFICE MGMNT AND MAINT. TOOK CARE OF CREW.

Data retrieved from NASA's ASRS site as of January 2009 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.