NYC86FA183

NTSB accident investigation · Bell B-222A · Staten Island, NY · July 17, 1986

Accident · No injuriesField investigationFinal report
Date
July 17, 1986, 11:00 local (15:00 UTC)
Place
Staten Island, NY
Injuries
3 uninjured
Damage
Substantial damage
Phase of flight
Enroute
Aircraft
N404WWBell B-222A
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
FAA report
19860717044309A
Case key
30195

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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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.

ExplosionCruise
Turboshaft engine - failure,partialCause
Wrong engine shutdown - performedPilot in commandCause
Procedures/directives - not followedPilot in commandCause
Loss of engine power(total) - mech failure/malfDescent - normal
Turbine assembly,turbine blade - failure,totalCause
Rotor rpm - not maintainedPilot in commandCause
Improper use of procedurePilot in commandCause
Emergency procedure - improperPilot in commandCause
Loss of control - in flightDescent - emergency
Procedures/directives - not performedPilot in commandCause
Diverted attentionPilot in commandCause
DitchingLanding - flare/touchdown
Terrain condition - water,rough

Analysis

The helicopter, on a FAR 135 flight was in cruise flt at 900 ft. the plt was checking for called VFR traffic and the co-pilot was occuppied with the RNAV when a loud bang was heard and a sudden yaw was felt. Both crew members stated they reacted as instructed and in the process another engine failed. A water ditching was unavoidable. Inspectionfailed to reveal any mechanical failure/malfunction of the #1 eng. The #2 eng had a power turbine blade failure.

Aircraft

Registration
N404WW
Reported as
Bell B-222A
Category
Helicopter
Serial number
47045
Airframe hours
1,245
Engine
Lycoming LTS-101-650C3, 650 horsepower, turbo shaft
Damage
Substantial damage
Flight
Part 135
Registered owner
Damin Aivation Corp.
Airworthiness certificate
Standard, Normal
Last inspection
Annual · June 24, 1986 · 67 hours before
Departed
New York, NY
Destination
Princeton, NJ
Flight plan
VFR

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
39
Certificate
Airline transport
Airplane ratings
Single-engine land, Multi-engine land
Instrument ratings
Helicopter
Medical
Class 1, Valid Medical--no waivers/lim.
Seat
Right
Flight hours
4,260 total · 450 in this make and model · 3,935 as pilot in command · 140 in the last 90 days · 2 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
230° at 2 knots
Visibility
9 statute miles
Lowest ceiling
4,000 ft broken
Temperature
81 °F
Altimeter
30.00 inHg

FAA reports on this event · 1

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