LAX90LA275

NTSB accident investigation · Robinson R22B · Scottsdale, AZ · August 4, 1990

Accident · No injuriesLimited investigationFinal report
Date
August 4, 1990, 15:10 local (22:10 UTC)
Place
Scottsdale, AZ
Injuries
2 uninjured
Damage
Substantial damage
Phase of flight
Approach
Aircraft
N8044ZRobinson R22B
Weather
Visual (VMC) · Day
Status
Completed · report November 23, 1992
Report
Approved by Office Director
FAA report
19900804030339A
Case key
26882

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 aircraft handling at a low altitude which resulted in a rate of descent that could not be arrested prior to colliding with the ground.

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 flightApproach - vfr pattern - base leg/base to final
Aircraft handling - improperPilot in commandCause
Descent - initiatedPilot in commandCause
Level off - not obtainedPilot in commandCause
In flight collision with terrain/waterDescent - uncontrolled

Analysis

The pilot stated that he was practicing approaches to a hover at a nearby field. The helicopter was on a downwind leg about 100 feet AGL when the pilot reportedly initiated a sharp turn. He said the helicopter entered a descent which could not be arrested prior to the helicopter colliding with the ground.

Aircraft

Registration
N8044Z
Reported as
Robinson R22B
Category
Helicopter
Serial number
1159
Engine
Lycoming O-320-B2C, 160 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Operator
Arizona Wing And Rotor, Inc.
Registered owner
Unknown
Departed
SDL
Destination
SDL

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
35
Certificates
Flight instructor, Commercial
Medical
Class 2, Valid Medical--no waivers/lim.
Flight hours
2,570 total · 2,530 in this make and model · 2,490 as pilot in command · 410 in the last 90 days · 135 in the last 30 days · 5 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
180° at 10 knots, gusting 15
Visibility
40 statute miles
Lowest ceiling
None
Temperature
109 °F, dew point -0 °F

FAA reports on this event · 1

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