LAX05CA291

NTSB accident investigation · Robinson R22 · Santa Clarita, CA · September 8, 2005

Accident · No injuriesData collectionFinal report
Date
September 8, 2005, 11:45 local (18:45 UTC)
Place
Santa Clarita, CA
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Maneuvering
Aircraft
N8348TRobinson R22
Weather
Visual (VMC) · Day
Status
Completed · report January 31, 2006
Report
Approved by Office Director
Parties
Federal Aviation Admnistration
FAA report
20050908020939A
Case key
62451

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

the pilot's improper use of the collective control while attempting to free the right skid, which induced a dynamic rollover.

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 - in ground effect
Terrain condition - ground
Rotorcraft flight controls - improper use ofPilot in commandCause
Dynamic rollover - inadvertentPilot in commandCause

Analysis

The helicopter rolled over while hover taxiing into position for a takeoff. The pilot was practicing takeoffs and landings in a dry river bed. Following a landing, the pilot was repositioning the helicopter to the right when the right skid contacted wet sand and dug in. The helicopter began tipping to the right and the pilot responded by applying left cyclic. The pilot told Federal Aviation Administration inspectors that he then made the mistake of increasing the collective in an attempt to clear the obstruction. The helicopter rolled over to the right and sustained substantial damage.

Factual narrative

This report is based on information received by the National Transportation Safety Board (NTSB). Additional details may be found in the NTSB's public docket for this case. For further information, please contact the NTSB Office of Public Inquiries.

Aircraft

Registration
N8348T
Reported as
Robinson R22
Category
Helicopter
Serial number
2680
Engine
Lycoming O-360, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Operator
Orbic Helicopters
Registered owner
Project 80 USA Inc
Airworthiness certificate
Standard, Normal
Departed
VNY · Van Nuys, CA
Airport
KVNY · Van Nuys Airport

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
47
Certificate
Commercial
Airplane ratings
Single-engine land, Multi-engine land
Instrument ratings
Airplane, Helicopter
Medical
Class 2
Flight hours
1,350 total · 300 in this make and model · 2 in the last 90 days

Weather

Conditions
Visual (VMC) · Day
Wind
140° at 6 knots
Visibility
10 statute miles
Lowest ceiling
None
Temperature
79 °F, dew point 48 °F
Altimeter
29.94 inHg
Observed at
KVNY

FAA reports on this event · 1

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