NYC85FA103

NTSB accident investigation · Mooney MO-20J · Lock Haven, PA · April 7, 1985

Accident · FatalField investigationFinal report
Date
April 7, 1985, 17:09 local (22:09 UTC)
Place
Lock Haven, PA
Injuries
5 fatal
Damage
Destroyed
Phase of flight
Enroute
Aircraft
N5764DMooney MO-20J
Weather
Instrument (IMC) · Dusk
Status
Completed
Report
Approved by Office Director
FAA report
19850407077469A
Case key
35806

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.

Loss of engine powerCruise - normal
Miscellaneous - undeterminedCause
In flight encounter with weatherDescent - emergency
Miscellaneous - undeterminedFactor
Planning/decision - poorPilot in commandCause
Flight into known adverse weather - continuedPilot in commandFactor
In flight collision with objectDescent - emergency
Miscellaneous - undetermined
Object - tree(s)
In flight collision with terrain/waterDescent - uncontrolled
Terrain condition - mountainous/hilly

Analysis

Preflt wx briefings were issued to the plt that forecasted moderate icing & turbulence from 3000 to 14000 ft across the planned route. An IFR flt plan was filed and during the flt the plt reported engine problems at 1100 ft MSL. During vectors to closest arpt plt reported eng operating & requested arpt with better wx. During vectors to arpt plt reported rime ice forming on acft & eng failure at 9000 ft MSL. The acft was vectored to the closet arpt. Radar contact & communications were lost & the acft collided with terrain southeast of the arpt.

Aircraft

Registration
N5764D
Reported as
Mooney MO-20J
Category
Airplane
Serial number
24-1475
Engine
Lycoming IO-360-A3B6D, 200 horsepower, reciprocating
Damage
Destroyed
Fire
On-Ground
Flight
Personal · Part 91
Registered owner
Stephen A. Matthews
Airworthiness certificate
Standard, Normal
Departed
JHW · Jamestown, NY
Destination
PHF · Newport News, VA
Flight plan
IFR
Airport
LHV · Lock Haven, runway 27, 3,350 × 100 ft, asphalt

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
32
Certificate
Private
Airplane ratings
Single-engine land
Instrument ratings
Airplane
Medical
Class 3, Expired
Seat
Left
Flight hours
840 total · 650 in this make and model · 10 in the last 24 hours

Weather

Conditions
Instrument (IMC) · Dusk
Wind
30° at 4 knots
Visibility
5 statute miles
Temperature
36 °F, dew point -0 °F
Altimeter
29.00 inHg
Observed at
UNV, 26 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.