Willamette Valley Airport
Aircraft Accident/Incident Report

Hillsboro, Oregon 97123
Sunday, March 21, 1982 14:30 PDT

NTSB Narrative Summary Released at Completion of Accident

THE INSTRUCTOR PILOT WAS DEMONSTRATING A HOVERING AUTOROTATION TO THE STUDENT FROM APPROXIMATELY AN 18 INCH ALTITUDE. SHORTLY AFTER TOUCHDOWN, WHICH WAS LEVEL AND WITHOUT MOVEMENT IN ANY DIRECTION, THE AIRCRAFT STARTED TO ROLL TO THE LEFT. THE PILOT REPORTED INSUFFICIENT CONTROL AVAILABLE TO STOP THE ROLL AND SUBSTANTIAL DAMAGE RESULTED WHEN THE MAIN ROTOR BLADES CONTACTED THE GROUND. UPON EXITING THE HELICOPTER THE PILOT NOTICED A STRONG WIND FROM THE RIGHT.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 3/21/1982
Event Day of the Week Sunday
Time of Event 1430
Event Time Zone Pacific Daylight Time
Event City HILLSBORO
Event State OREGON
Event Country --
Zipcode of the event site 97123
Event Date Year 1982
Event Date Month 3
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude --
Event Location Longitude --
Event Location Airport WILLAMETTE VALLEY
Event Location Nearest Airport ID 12
Indicates whether the acc/inc occurred off or on an airport On Airport
Distance from airport in statute miles 0
Degrees magnetic from airport 0
Airport Elevation 0
Weather Briefing Completeness Unknown
Investigator's weather source Unknown
Time of the weather observation 1450
Direction of event from weather observation facility (degrees) 135
Weather Observation Facility ID HIO
Elevation of weather observation facility 0
Distance of event from weather observation facility (units?) 5
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 Unknown
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 30
Air Temperature at event time (in degrees celsius) 73
Dew Point at event time (in degress fahrenheit) 0
Wind Direction (degrees magnetic) 50
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) 30
Density Altitude (feet) 0
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury None
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal --
Injury Total Minor --
Injury Total None 2
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 711
NTSB Notification Source --
NTSB Notification Date --
NTSB Notification Time 0
Fiche Number and/or location -used to find docket information
Date of most recent change to record Oct 31 2002 4:04PM
User who most recently changed record NTSB\ZUZL
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N1KH
NTSB Number SEA82DA077
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 ROBINSON
Aircraft Model R-22
Aircraft Series Identifier R-22
Aircraft Serial Number 0184
Certified Max Gross Weight 1300
Aircraft Category Helicopter
Aircraft Registration Class Unknown
Aircraft is a homebuilt? No
Flight Crew Seats --
Cabin Crew Seats --
Passenger Seats --
Total number of seats on the aircraft 2
Number of Engines 1
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection Unknown
Date of Last Inspection --
Airframe hours since last inspection 150
Airframe Hours 150
ELT Installed No
ELT Activated Unknown
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name KITTI HAWK, INC.
Aircraft Owner Street Address P.O. BOX 905
Aircraft Owner City HILLSBORO
Aircraft Owner State OR
Aircraft Owner Country
Aircraft Owner Zipcode 97123
Operator is an individual? --
Operator Name KITTI HAWK, INC.
Operator Same as Owner? Yes
Operator Is Doing Business As --
Operator Address Same as Owner? Yes
Operator Street Address P.O. BOX 905
Operator City HILLSBORO
Operator State OR
Operator Country
Operator Zip code 97123
Operator Code
Owner has at least one certificate Yes - certificate holder
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) Instructional
Second Pilot on Board Yes
Departure Point Same as Event Yes
Departure Airport Code 12
Departure City HILLSBORO
Departure State OR
Departure Country
Departure Time 1330
Departure Time Zone
Destination Same as Local Flt dest & departure same, accident can occur anywhere
Destination Airport Code 12
Destination City HILLSBORO
Destination State OR
Destination Country
Specific Phase of Flight Landing
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Sep 18 2002 4:50PM
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 --