CHI02CA296

NTSB accident investigation · Robinson R-22 · Maryland Height, MO · September 10, 2002

Accident · No injuriesData collectionFinal report
Date
September 10, 2002, 10:30 local (15:30 UTC)
Place
Maryland Height, MO
Injuries
2 uninjured
Damage
Substantial damage
Phase of flight
Maneuvering
Aircraft
N8372BRobinson R-22
Weather
Visual (VMC) · Day
Status
Completed · report September 30, 2003
Report
Approved by Office Director
Case key
55921

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

Dynamic rollover due to the flight instructor's improper control inputs and the flight instructor's unsuccessful remedial actions. A contributing factor is the passenger's inadvertent movement of the cyclic control.

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.

Roll overHover
Cyclic - inadvertent activationPassengerCause
Dynamic rollover - inadvertentPilot in command(cfi)Cause
Aircraft control - not maintainedPilot in command(cfi)Cause
Remedial action - not successfulPilot in command(cfi)Cause

Analysis

The helicopter impacted the terrain while hovering and rolled over. The certified flight instructor reported that he was giving an introductory hovering demonstration lesson. He reported, "Helicopter caught a gust. Passenger accidentally pushed the cyclic to left. Instructor pilot was surprised and tried to grab the cyclic back. It was to late, left skid touched the ground and the helicopter had a dynamic rollover."

Factual narrative

On September 10, 2002, at 1030 central daylight time, a Robinson R-22, N8372B, operated by Pujji Inc., sustained substantial damaged at the Creve Coeur Airport (1H0), Maryland Heights, Missouri, when it impacted the terrain while hovering and rolled over. The certified flight instructor and student pilot were not injured. The 14 CFR Part 91 instructional flight departed 1H0 at 0930 on a local flight. Visual meteorological conditions prevailed. No flight plan was filed.

The certified flight instructor reported that he was giving an introductory hovering demonstration lesson. He reported, "Helicopter caught a gust. Passenger accidentally pushed the cyclic to left. Instructor pilot was surprised and tried to grab the cyclic back. It was to late, left skid touched the ground and the helicopter had a dynamic rollover."

Aircraft

Registration
N8372B
Reported as
Robinson R-22
Category
Helicopter
Serial number
330
Engine
Lycoming O-320, reciprocating
Damage
Substantial damage
Flight
Instructional · Part 91
Registered owner
Pujji Inc.
Airworthiness certificate
Standard, Normal
Departed
1H0 · Maryland Height, MO
Airport
1H0 · Creve Coeur Airport, runway 25

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 · 2

As NTSB recorded them. NTSB leaves out names.

Role
Flight instructor
Age
43
Certificates
Airline transport, Flight instructor
Airplane ratings
Single-engine land, Multi-engine land
Instrument ratings
Airplane
Medical
Class 2
Flight hours
4,210 total · 816 in this make and model
Role
Student pilot

Weather

Conditions
Visual (VMC) · Day