LAX92LA280

NTSB accident investigation · Robinson R-22B · Barstow, CA · July 5, 1992

Accident · Minor injuriesLimited investigationFinal report
Date
July 4, 1992, 17:30 local (Jul 5, 1992, 00:30 UTC)
Place
Barstow, CA
Injuries
1 minor, 1 uninjured
Damage
Substantial damage
Phase of flight
Maneuvering
Aircraft
N2321RRobinson R-22B
Weather
Visual (VMC) · Day
Status
Completed · report September 28, 1993
Report
Approved by Office Director
FAA report
19920704023759A
Case key
27676

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

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Probable cause

1) The pilot's maneuvering at low altitude into a tailwind condition which exceeded the performance capabilities of the helicopter, 2) his failure to maintain proper main rotor RPM, and 3) the pilot's selection of an altitude for the maneuvers which was too low to allow for remedial action.

Sequence of events

NTSB’s coding before 2008: each occurrence and phase of flight, and the causes and factors under it. The codes are defined in NTSB’s coding manual.

Loss of control - in flightManeuvering
Weather condition - tailwind
Weather condition - high wind
Aircraft performance - exceededCause
Compensation for wind conditions - inadequatePilot in commandCause
Rotor rpm - not maintainedPilot in commandCause
In flight collision with terrain/waterDescent - uncontrolled
Altitude - inadequatePilot in commandCause
Remedial action - not possiblePilot in commandCause

Analysis

The helicopter was engaged in filming an off road vehicle race for a major sports television network. The pilot said he was following the race cars on the course and made a low altitude turn into a tailwind he later discovered was 20 knots or greater. The helicopter lost main rotor RPM, descended into a hillside and rolled over. According to the limitations section of the Robinson R22B POH, the maximum demonstrated tailwind component capability is 17 knots.

Aircraft

Registration
N2321R
Reported as
Robinson R-22B
Category
Helicopter
Serial number
2027
Airframe hours
119
Engine
Lycoming O-320-B2C, 160 horsepower, reciprocating
Damage
Substantial damage
Flight
Part 135
Operator
Helicopter Services Of Nevada
Registered owner
Los Arcos Equipment Company
Airworthiness certificate
Standard, Normal
Last inspection
100 hour · May 20, 1992 · 16 hours before
Departed
NONE

Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
30
Certificates
Flight instructor, Commercial
Medical
Class 2, Valid Medical--no waivers/lim.
Seat
Right
Flight hours
1,242 total · 1,163 in this make and model · 1,089 as pilot in command · 209 in the last 90 days · 53 in the last 30 days · 3 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
180° at 20 knots
Visibility
50 statute miles
Lowest ceiling
None
Temperature
100 °F, dew point 43 °F
Altimeter
29.00 inHg

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.