Aircraft Accident/Incident Report

Regina, New Mexico 87046
Tuesady, May 9, 1989 14:30 MDT

NTSB Narrative Summary Released at Completion of Accident

WHILE CONDUCTING A TEST FLT FOLLOWING REPAIRS TO THE TAIL ROTOR DUE TO AN EARLIER ACCIDENT THE PLT STRUCK THE TAIL ROTOR ON THE GROUND WHILE TRANSITIONING FROM FORWARD FLT TO A HOVER. THE GROUND CONTACT CAUSED THE TAIL ROTOR DRIVE SHAFT TO FAIL AND THE HELICOPTER SUSTAINED SUBSTANTIAL DAMAGE IN THE ENSUING CRASH. THE DENSITY ALTITUDE AT THE TIME OF THE ACCIDENT WAS CALCULATED TO BE 10,400 FT. THE ENSTROM F-28C OPERATORS HANDBOOK NOTES THAT THE GROUND EFFECT HOVER CEILING IS 8,800 FT.

NTSB Probable Cause Narrative

THE PILOT'S POORLY PLANNED APPROACH AND DISREGARD OF THE HELICOPTERS PERFORMANCE DATA. CONTRIBUTING TO THE ACCIDENT WAS THE HIGH DENSITY ALTITUDE CONDITIONS WHICH EXISTED AT THE TIME OF THE ACCIDENT.

Event Information

Type of Event Accident
Event Date 5/9/1989
Event Day of the Week Tuesday
Time of Event 1430
Event Time Zone Mountain Daylight Time
Event City REGINA
Event State NEW MEXICO
Event Country --
Zipcode of the event site 87046
Event Date Year 1989
Event Date Month 5
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 1450
Direction of event from weather observation facility (degrees) 20
Weather Observation Facility ID ALS
Elevation of weather observation facility 7535
Distance of event from weather observation facility (units?) 100
Time Zone of the weather observation
Lighting Conditions Day
Lowest Ceiling Height 5000
Lowest Non-Ceiling Height 5000
Sky/Lowest/Cloud Conditions Unknown
Sky Condition for Lowest Ceiling Broken
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) 24
Dew Point at event time (in degress fahrenheit) -2
Wind Direction (degrees magnetic) 80
Variable Wind Indicator Unknown
Wind Speed (knots) 15
Wind Velocity Indicator Unknown
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 30
Density Altitude (feet) 10400
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 1
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 515
NTSB Notification Source --
NTSB Notification Date May 10 1989 12:00AM
NTSB Notification Time 930
Fiche Number and/or location -used to find docket information 39919
Date of most recent change to record Dec 13 2000 12:40PM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N88RA
NTSB Number DEN89LA118
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 ENSTROM
Aircraft Model F-28C
Aircraft Series Identifier F-28C
Aircraft Serial Number 344
Certified Max Gross Weight 2350
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 Annual
Date of Last Inspection Feb 1 1989 12:00AM
Airframe hours since last inspection 11
Airframe Hours 688
ELT Installed Unknown
ELT Activated Unknown
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name RUSMAR, INC.
Aircraft Owner Street Address BOX 156
Aircraft Owner City HARRISON
Aircraft Owner State MT
Aircraft Owner Country
Aircraft Owner Zipcode 59735
Operator is an individual? --
Operator Name FAIR, FRED
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address BOX 745
Operator City TAOS
Operator State NM
Operator Country
Operator Zip code 87571
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) Unknown
Second Pilot on Board No
Departure Point Same as Event Yes
Departure Airport Code
Departure City
Departure State
Departure Country
Departure Time 1430
Departure Time Zone MDT
Destination Same as Local Flt crash at destination city
Destination Airport Code
Destination City
Destination State
Destination Country
Specific Phase of Flight Landing
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:35AM
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 --