Aircraft Accident/Incident Report

St.Thomas
Friday, October 19, 1984 10:59 AST

NTSB Narrative Summary Released at Completion of Accident

THE ACFT WAS FLYING AT 50 FEET ABOVE THE WATER AT 15 KNOTS AIRSPEED PHOTOGRAPHING A SAIL BOAT. THE ACFT THEN CLIMBED TO 150 FEET AND DRIFTED LEFT OVER THE TOP OF THE BOAT. AT THIS POINT WITNESSES REPORTED HEARING A LOUD POP AND SEEING A PUFF OF BLACK SMOKE COME FROM THE ENGINE EXHAUST. ENGINE NOISE CEASED AND THE ACFT ROLLED APPROX 90 DEGREES ONTO ITS LEFT SIDE AND DESCENDED INTO THE WATER. POST CRASH INSPECTION OF THE ACFT REVEALED NO EVIDENCE OF PRECRASH MECHANICAL FAILURE OR MALFUNCTION OF THE STRUCTURE, ROTOR HEAD, ROTOR BLADES, OR MAIN ROTOR GEAR BOX. INSPECTION OF THE ENGINE AND ENGINE COMPONENTS REVEALED NO EVIDENCE TO INDICATE PRECRASH MECHANICAL FAILURE OR MALFUNCTION. WITNESSES REPORTED THEY SAW NO COMPONENTS FALL FROM THE AIRCRAFT PRIOR TO THE CRASH.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 10/19/1984
Event Day of the Week Friday
Time of Event 1059
Event Time Zone Atlantic Standard Time
Event City ST.THOMAS
Event State VIRGIN ISLANDS
Event Country --
Zipcode of the event site 00801
Event Date Year 1984
Event Date Month 10
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 Off Airport/Airstrip
Distance from airport in statute miles 0
Degrees magnetic from airport 0
Airport Elevation 0
Weather Briefing Completeness Unknown
Investigator's weather source Weather Observation Facility
Time of the weather observation 1045 Atlantic Standard Time
Direction of event from weather observation facility (degrees) 270
Weather Observation Facility ID STT
Elevation of weather observation facility 11
Distance of event from weather observation facility (units?) 10
Time Zone of the weather observation AST
Lighting Conditions Day
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 2000
Sky/Lowest/Cloud Conditions Scattered
Sky Condition for Lowest Ceiling None
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 40
Air Temperature at event time (in degrees celsius) 30
Dew Point at event time (in degress fahrenheit) 23
Wind Direction (degrees magnetic) 90
Variable Wind Indicator Unknown
Wind Speed (knots) 10
Wind Velocity Indicator Unknown
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 30
Density Altitude (feet) 1700
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury Fatal
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal 3
Injury Total Minor --
Injury Total None --
Injury Total Serious --
Injury Total All 3
Investigating Agency NTSB
NTSB Docket Number (internal use) 3282
NTSB Notification Source --
NTSB Notification Date --
NTSB Notification Time 0
Fiche Number and/or location -used to find docket information 27488
Date of most recent change to record Jan 2 2001 9:15AM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N8631F
NTSB Number MIA85FA012
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Destroyed
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name HUGHES
Aircraft Model 369D
Aircraft Series Identifier 369D
Aircraft Serial Number 770158D
Certified Max Gross Weight 3000
Aircraft Category Helicopter
Aircraft Registration Class U.S. Registered/U.S. Soil
Aircraft is a homebuilt? No
Flight Crew Seats --
Cabin Crew Seats --
Passenger Seats --
Total number of seats on the aircraft 5
Number of Engines 1
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection Annual
Date of Last Inspection Sep 20 1984 12:00AM
Airframe hours since last inspection 13
Airframe Hours 1325
ELT Installed No
ELT Activated Unknown
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name ARJAY AVIATION SERVICES, LTD
Aircraft Owner Street Address 305 PALMER ROAD
Aircraft Owner City DENVILLE
Aircraft Owner State NJ
Aircraft Owner Country
Aircraft Owner Zipcode 07834
Operator is an individual? --
Operator Name WHIRLWIND HELICOPTERS
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address
Operator City ST.THOMAS
Operator State VI
Operator Country
Operator Zip code 00801
Operator Code
Owner has at least one certificate None
Other Operator of large aircraft? No
Certified for Part 133 or 137 Operation Unknown
Operator Certificate Number --
Indicates whether an air carrier operation was scheduled or not --
Indicates Domestic or International Flight --
Operator carrying Pax/Cargo/Mail --
Type of Flying (Per_Bus / Primary) Business
Second Pilot on Board No
Departure Point Same as Event Yes
Departure Airport Code
Departure City ST.THOMAS
Departure State VI
Departure Country
Departure Time 945
Departure Time Zone AST
Destination Same as Local Flt crash at destination city
Destination Airport Code
Destination City
Destination State
Destination Country
Specific Phase of Flight Descent
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:36AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 0
Runway Length 0
Runway Width 0
Sight Seeing flight No
Air Medical Flight No
Medical Flight --