NYC89IA107

NTSB incident investigation · Short Brothers SD3-60 · Albany, NY · March 24, 1989

Incident · No injuriesIncident investigationFinal report
Date
March 24, 1989, 12:15 local (17:15 UTC)
Place
Albany, NY
Injuries
10 uninjured
Damage
No damage
Phase of flight
Enroute
Aircraft
N163DDShort Brothers SD3-60
Weather
Visual (VMC) · Day
Status
Completed · report August 26, 1992
Report
Approved by Office Director
FAA report
19890324042269I
Case key
36309

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the incident.

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Probable cause

The crew's failure to use full engine anti-ice systems which resulted in ice blocking the engine inlets.

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.

In flight encounter with weatherCruise
Weather condition - icing conditionsFactor
Anti-ice/deice system - not selectedPilot in commandCause
Loss of engine power(total) - nonmechanicalCruise
Engine assembly - iceCause
Engine assembly - failure,totalCause
Forced landingDescent - emergency
Power on landing - performedPilot in command

Analysis

Command airways flt 4887, reported the loss of power on both engines while flying IMC at a cruise alt of 7000 feet about 28 NM south of Albany, NY. The pilot was able to restart the number 1 engine and land without any further problem. There was evidence of water found in the cowling of both engines. Tests showed no discrepancies in either engine. At the time of the flame outs, the crew had 'on' level 3 anti-ice, minus the engine cowling veins and windsheild.

Aircraft

Registration
N163DD
Reported as
Short Brothers SD3-60
Category
Airplane
Serial number
106040
Airframe hours
1,570
Engine
P&W PT6A, 1,400 horsepower, turbo prop
Damage
No damage
Flight
Part 121
Operator
Command Airways
Registered owner
First National Bank Of Boston
Airworthiness certificate
Standard, Transport
Last inspection
Continuous airworthiness · March 20, 1989 · 21 hours before
Departed
LGA · New York City, NY
Flight plan
IFR

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
29
Certificates
Commercial, Airline transport
Airplane ratings
Single-engine land, Multi-engine land
Instrument ratings
Airplane
Medical
Class 1, Valid Medical--w/ waivers/lim
Seat
Left
Flight hours
3,200 total · 1,700 in this make and model · 2,000 as pilot in command · 200 in the last 90 days · 65 in the last 30 days · 9 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
130° at 6 knots
Visibility
35 statute miles
Lowest ceiling
7,000 ft broken
Temperature
45 °F, dew point 9 °F
Altimeter
30.00 inHg
Observed at
ALB, 20 nm away

FAA reports on this event · 1

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