Aircraft Accident/Incident Report

Saga
Friday, December 24, 2004 12:08 UTC

NTSB Narrative Summary Released at Completion of Accident

On December 24, 2004, at 1208 coordinated universal time (UTC), a Robinson R44 helicopter, JA44RH, was destroyed when it departed cruise flight and impacted the Ariake Sea near Saga, Japan. The commercial pilot and two passengers were fatally injured. The helicopter was operated by S.G.C Saga Koukuu Company under the provisions of the Japanese civil aviation regulations. The flight departed Nagasaki, Japan, at 1147, and was destined for Saga. The accident is under the jurisdiction of and is being investigated by the Ministry of Land, Infrastructure, and Transport's Aircraft and Railway Accidents Investigation Commission. Further information can be obtained from: Ministry of Land, Infrastructure, and Transport Aircraft and Railway Accidents Investigation Commission 2-1-2 kasumigaseki, Chiyoda-ku Tokyo 100-8918 Japan Phone: +81-03-5253-8113 Facsimile: +81-03-5253-1677 Facsimile: +81-03-5253-1677

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 12/24/2004
Event Day of the Week Friday
Time of Event 1208
Event Time Zone Coordinated Universal Time? Same as GMT
Event City Saga
Event State --
Event Country --
Zipcode of the event site --
Event Date Year 2004
Event Date Month 12
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude --
Event Location Longitude --
Event Location Airport --
Event Location Nearest Airport ID --
Indicates whether the acc/inc occurred off or on an airport --
Distance from airport in statute miles --
Degrees magnetic from airport --
Airport Elevation --
Weather Briefing Completeness --
Investigator's weather source Weather Observation Facility
Time of the weather observation
Direction of event from weather observation facility (degrees) --
Weather Observation Facility ID RFJS
Elevation of weather observation facility --
Distance of event from weather observation facility (units?) --
Time Zone of the weather observation --
Lighting Conditions --
Lowest Ceiling Height 5000
Lowest Non-Ceiling Height 2000
Sky/Lowest/Cloud Conditions Few
Sky Condition for Lowest Ceiling Broken
Visibility Runway Visual Range (Feet) --
Visibility Runway Visual Value (Statute Miles) --
Visibility (Statute Miles) 9
Air Temperature at event time (in degrees celsius) 8
Dew Point at event time (in degress fahrenheit) 6
Wind Direction (degrees magnetic) 80
Variable Wind Indicator Wind direction could be determined
Wind Speed (knots) 4
Wind Velocity Indicator --
Wind Gust Indicator --
Wind Gust (knots) --
Altimeter Setting at event time (in. Hg) 30.12
Density Altitude (feet) --
Intensity of Precipitation --
METAR weather report --
Event Highest Injury Fatal
On Ground, Fatal Injuries --
On Ground, Minor Injuries --
On Ground, Serious Injuries --
Injury Total Fatal 3
Injury Total Minor --
Injury Total None --
Injury Total Serious --
Injury Total All 3
Investigating Agency Foreign
NTSB Docket Number (internal use) --
NTSB Notification Source
NTSB Notification Date Jan 14 2005 12:00AM
NTSB Notification Time --
Fiche Number and/or location -used to find docket information --
Date of most recent change to record Jun 1 2005 4:59PM
User who most recently changed record COOS
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number --
NTSB Number LAX05WA072
Missing Aircraft Indicator --
Federal Aviation Reg. Part Non-U.S., Commercial
Type of Flight Plan filed Unknown
Flight plan Was Activated? --
Damage Substantial
Aircraft Fire --
Aircraft Explosion --
Aircraft Manufacturer's Full Name Robinson
Aircraft Model R44
Aircraft Series Identifier --
Aircraft Serial Number --
Certified Max Gross Weight --
Aircraft Category Helicopter
Aircraft Registration Class --
Aircraft is a homebuilt? No
Flight Crew Seats --
Cabin Crew Seats --
Passenger Seats --
Total number of seats on the aircraft --
Number of Engines --
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection --
Date of Last Inspection --
Airframe hours since last inspection --
Airframe Hours --
ELT Installed --
ELT Activated --
ELT Aided Location of Event Site --
ELT Type --
Aircraft Owner Name --
Aircraft Owner Street Address --
Aircraft Owner City --
Aircraft Owner State --
Aircraft Owner Country --
Aircraft Owner Zipcode --
Operator is an individual? --
Operator Name --
Operator Same as Owner? --
Operator Is Doing Business As --
Operator Address Same as Owner? --
Operator Street Address --
Operator City Saga
Operator State --
Operator Country JA
Operator Zip code --
Operator Code --
Owner has at least one certificate None
Other Operator of large aircraft? --
Certified for Part 133 or 137 Operation --
Operator Certificate Number --
Indicates whether an air carrier operation was scheduled or not Non-scheduled
Indicates Domestic or International Flight Domestic
Operator carrying Pax/Cargo/Mail Passenger Only
Type of Flying (Per_Bus / Primary) --
Second Pilot on Board --
Departure Point Same as Event No
Departure Airport Code --
Departure City Nagasaki
Departure State --
Departure Country JA
Departure Time 1147
Departure Time Zone UTC
Destination Same as Local Flt --
Destination Airport Code --
Destination City Saga
Destination State --
Destination Country JA
Specific Phase of Flight Maneuvering - turn to reverse direction
Report sent to ICAO? No
Evacuation occurred No
Date of most recent change to record Jun 1 2005 4:59PM
User who most recently changed record COOS
Since inspection or accident --
Event Location Runway Number and Location --
Runway Length --
Runway Width --
Sight Seeing flight Yes
Air Medical Flight No
Medical Flight --