NYC89LA213

NTSB accident investigation · Enstrom F28A · Boston, MA · September 8, 1989

Accident · No injuriesLimited investigationFinal report
Date
September 8, 1989, 15:15 local (19:15 UTC)
Place
Boston, MA
Injuries
3 uninjured
Damage
Substantial damage
Phase of flight
Maneuvering
Aircraft
N203QEnstrom F28A
Weather
Visual (VMC) · Day
Status
Completed · report December 10, 1990
Report
Approved by Office Director
FAA report
19890908034109A
Case key
36478

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

Failue of pilot to maintain control of the helicopter when a passenger inadvertently pushed the cyclic control. The fence (near the helipad) was considered to be a factor.

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 flightHover
Control interference - inadvertentPassengerCause
Aircraft control - not maintainedPilot in commandCause
In flight collision with objectHover
Object - fenceFactor

Analysis

Drg lift-off to a hover at the beginning of a flt, a passenger (seated in the middle seat of the helicopter) inadvertently pushed the cyclic control with his leg. The plt stated that this caused the helicopter to drift left & rearward. Subsequently, a skid caught on a barbed wire fence near the helipad. Since the plt did not know what damage might have occurred, he elected to land immediately. As the helicopter was landed, the main rotor blade(s) struck a fence post.

Aircraft

Registration
N203Q
Reported as
Enstrom F28A
Category
Helicopter
Serial number
271
Engine
Lycoming HIO-360-C1A, 205 horsepower, reciprocating
Damage
Substantial damage
Flight
Part 91
Operator
Tma Inc.
Registered owner
Tma, Inc
Airworthiness certificate
Standard, Normal
Departed
1MA3
Airport
1MA3 · Boston Heliport

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
46
Certificate
Commercial
Airplane ratings
Single-engine land, Single-engine sea
Instrument ratings
Airplane
Medical
Class 2, Valid Medical--w/ waivers/lim
Flight hours
6,500 total · 3,000 in this make and model · 6,300 as pilot in command · 200 in the last 90 days · 60 in the last 30 days · 3 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
110° at 4 knots
Visibility
5 statute miles
Lowest ceiling
None
Temperature
72 °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.

Other investigations on N203Q · 1

Matched to the same aircraft by N-number and date.