Plane Crash List

Hughes 369HS N77DJ

26 November 1987 · Lihue, Kauai, Hawaii, United States · Serious injuries

Summary

On 26 November 1987 at about 18:10 local time, a Hughes 369HS registered N77DJ, operated by Kauai Helicopters, was involved in an accident near Lihue, Kauai, Hawaii, United States. 3 people were on board and 3 were seriously injured. The aircraft was substantially damaged. The NTSB has published a probable cause for this accident; it is quoted in full below.

The record

Date
at 18:10
Classification
Accident
Location
Lihue, Kauai, Hawaii, United States
Nearest airport
Lihue (LIH)
Coordinates
21.9698, -159.3510
Aircraft
Hughes 369HS
Registration
N77DJ
Category
Helicopter
Engines
1
Operator
Kauai Helicopters
Operating rule
Part 91: General Aviation
Purpose of flight
Unknown
Phase of flight
Not recorded
Aircraft damage
Substantial
Weather
VMC
Light
Day
NTSB number
LAX88LA059

People

3 people were seriously injured.

On board Died Serious Minor Uninjured
3 0 3 0 0

Probable cause

PILOT FAILURE TO MAINTAIN ADEQUATE MAIN ROTOR RPM.

Quoted verbatim from the NTSB record. This site does not paraphrase or interpret it.

Read the full NTSB narrative

THE PILOT, WHO WAS ALSO A CERTIFICATED AIRFRAME & POWERPLANT MECH, RECENTLY CHANGED THE TAILBOOM ASSY. AT THE TIME OF THE ACCIDENT HE WAS CONDUCTING A MAINTENANCE TEST FLIGHT. THE PILOT EXECUTED ONE AUTOROTATION WITH A POWER RECOVERY. THE PLT REENTERED THE TRAFFIC PATTERN. GND WITNESSES REPTD THAT WHEN THE HELICOPTER ENTERED THE BASE LEG THEY HEARD AN EXPLOSIVE SOUND FOLLOWED BY THE TAILBOOM ASSY SEPARATING FROM THE HELICOPTER. THE WRECKAGE EXAM DSCLSD THE MAIN ROTOR BLADE STRUCK THE TAILBOOM. THE TAIL ROTOR BLADES WENT OUT OF TRACK AND STRUCK THE VERTICAL FINS, SEPARATING THE UPPER VERTICAL FIN. NO EVIDENCE OF ANY PREEXISTING MALFUNCTIONS WAS FOUND. THE MAIN ROTOR BLADES EXHIBITED LOW ROTOR RPM DAMAGE.

Quoted verbatim from the NTSB record.

Other Hughes 369 accidents

Date Aircraft Location Operator Outcome Died
28 May 1987 Hughes 369HS
N9180F
Hawesville, Kentucky, United States Helicopter Minit-Men, Inc. Minor injuries -
18 Jan 1987 Hughes 369D
N1107N
Lemon Cove, California, United States - No injuries -
30 Jul 1987 Hughes 369HS
N42405
Griffith, Indiana, United States Trademasters International No injuries -
29 Apr 1987 Hughes 369D
N10995
Tamunings, United States
not on the map
Adriatic Sea Fatal 2
12 Aug 1987 Hughes 369D
N58318
Ketchikan, Alaska, United States Temsco Helicopters Fatal 2
27 Sep 1987 Hughes 369D
N8613F
Seattle, Washington, United States - Minor injuries -

All 613 records for this type

Other accidents in this area

Date Aircraft Location Operator Outcome Died
12 Jan 1987 Cessna 172K
N7459
Lanai, Hawaii, United States - No injuries -
8 Mar 1987 Cessna 172C
N6353F
Kahului, Hawaii, United States Eveland Aero No injuries -
24 Dec 1987 Piper PA-31-350
N712AN
Maunaloa, Hawaii, United States Panorama Air Tours Fatal 8
29 Mar 1987 Bell 206B
N90153
Kona, Hawaii, United States Kona Helicopters, Inc. Fatal 1
20 Jan 1987 Emroth Emair MA-1B
N88896
Naalehu, Hawaii, United States - Serious injuries -
2 Feb 1987 Glaser-Dirks DG-400
N104MN
Dillingham, Hawaii, United States - Fatal 1

All 170,864 records in United States