Aircraft Accident/Incident Report

Volcano, Hawaii 96785
Monday, September 21, 1992 12:30 HST

NTSB Narrative Summary Released at Completion of Accident

THE HELICOPTER WAS ON A LOCAL AREA FOR HIRE SIGHT SEEING FLIGHT TO THE PU'U O'O VENT IN VOLCANOES NATIONAL PARK. THE PILOT REPORTED THAT HE WAS HOVERING ABOVE THE VENT AT ABOUT 50 FEET AGL WHEN THE HELICOPTER STARTED SETTLING WITH POWER. HE SAID HE TURNED THE HELICOPTER DOWN SLOPE TO MAXIMIZE THE ALTITUDE AND ATTEMPT TO GAIN AIRSPEED. THE PREVAILING WIND WAS NOW FROM THE REAR OF THE HELICOPTER AS THE PILOT FLEW DOWN THE SLOPE AND THE HELICOPTER CONTINUED TO SETTLE TOWARD THE GROUND. THE PILOT SAID HE CONTINUOUSLY APPLIED COLLECTIVE PITCH IN AN ATTEMPT TO ARREST THE DESCENT, HOWEVER, THE HELICOPTER CONTINUED TO SETTLE AND COLLIDED WITH THE GROUND AND ROLLED OVER. THE PILOT NOTED THAT THERE WAS NO PREIMPACT FAILURE OF THE HELICOPTER.

NTSB Probable Cause Narrative

THE PILOT'S IMPROPER USE OF THE COLLECTIVE CONTROL AFTER INADVERTENTLY ENTERING A POWER SETTLING CONDITION.

Event Information

Type of Event Accident
Event Date 9/21/1992
Event Day of the Week Monday
Time of Event 1230
Event Time Zone Hawaii Standard Time
Event City VOLCANO
Event State HAWAII
Event Country --
Zipcode of the event site 96785
Event Date Year 1992
Event Date Month 9
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 --
Weather Briefing Completeness Unknown
Investigator's weather source Pilot
Time of the weather observation 0
Direction of event from weather observation facility (degrees) 0
Weather Observation Facility ID
Elevation of weather observation facility 0
Distance of event from weather observation facility (units?) 0
Time Zone of the weather observation
Lighting Conditions Day
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 0
Sky/Lowest/Cloud Conditions Clear
Sky Condition for Lowest Ceiling None
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 15
Air Temperature at event time (in degrees celsius) 31
Dew Point at event time (in degress fahrenheit) --
Wind Direction (degrees magnetic) 320
Variable Wind Indicator Unknown
Wind Speed (knots) 7
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) --
Density Altitude (feet) --
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury Minor
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal --
Injury Total Minor 3
Injury Total None --
Injury Total Serious --
Injury Total All 3
Investigating Agency NTSB
NTSB Docket Number (internal use) 2924
NTSB Notification Source --
NTSB Notification Date Sep 21 1992 12:00AM
NTSB Notification Time 1845
Fiche Number and/or location -used to find docket information 47770
Date of most recent change to record Dec 11 2000 3:19PM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N73279
NTSB Number LAX92LA396
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Substantial
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name BELL
Aircraft Model 47-G4A
Aircraft Series Identifier 47-G4A
Aircraft Serial Number 3134
Certified Max Gross Weight 2950
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 3
Number of Engines 1
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection 100 Hour
Date of Last Inspection Sep 18 1992 12:00AM
Airframe hours since last inspection 13
Airframe Hours 5146
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name KAINOA AVIATION, INC.
Aircraft Owner Street Address GATE 34, HILO INT'L AIRPORT
Aircraft Owner City HILO
Aircraft Owner State HI
Aircraft Owner Country
Aircraft Owner Zipcode 96720
Operator is an individual? --
Operator Name KAINOA AVIATION, INC.
Operator Same as Owner? Yes
Operator Is Doing Business As --
Operator Address Same as Owner? Yes
Operator Street Address GATE 34, HILO INT'L AIRPORT
Operator City HILO
Operator State HI
Operator Country
Operator Zip code 96720
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) Unknown
Second Pilot on Board No
Departure Point Same as Event No
Departure Airport Code ITO
Departure City HILO
Departure State HI
Departure Country
Departure Time 1200
Departure Time Zone HST
Destination Same as Local Flt crash at destination city
Destination Airport Code ITO
Destination City
Destination State
Destination Country
Specific Phase of Flight Hover
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Aug 22 2001 3:51PM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 0
Runway Length --
Runway Width --
Sight Seeing flight Yes
Air Medical Flight No
Medical Flight --