NYC88LA057

NTSB accident investigation · Grumman AA-5A · Rome, NY · December 15, 1987

Accident · Serious injuriesLimited investigationFinal report
Date
December 15, 1987, 11:00 local (15:00 UTC)
Place
Rome, NY
Injuries
1 serious
Damage
Destroyed
Phase of flight
Enroute
Aircraft
N74085Grumman AA-5A
Weather
Instrument (IMC) · Day
Status
Completed · report May 26, 1989
Report
Approved by Office Director
FAA report
19871215070299A
Case key
36076

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

On this page

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
Fluid,oil - starvationCause
Engine assembly,connecting rod - failure,totalCause
Engine assembly,rocker arm/tappet - chafedCause
Forced landingDescent - emergency
Weather condition - snow
Weather condition - gusts
In flight collision with terrain/waterLanding - flare/touchdown
Object - tree(s)Factor

Analysis

The flight was enroute from watertown to glens falls, new york when snow squalls of varying intensity and gusty wind conditions were encountered. The pilot stated that forward visibility was marginal. The engine failed shortly after changing heading towards utica, new york. The pilot immediately set up for a forced landing in a field, but during the approach, the aircraft clipped tree tops, descended to the gnd, hit left wing first, and flipped over. Post acc eng disassembly revealed a broken #2 connecting rod and evidence of localized oil starvation. Oil flow to #2 connecting rod was obstructed by metal particles from spalled valve tappet face.

Aircraft

Registration
N74085
Reported as
Grumman AA-5A
Category
Airplane
Serial number
AA-5-0122
Airframe hours
1,607
Engine
Lycoming O-360-A4K, 180 horsepower, reciprocating
Damage
Destroyed
Flight
Personal · Part 91
Operator
Dick Lee
Registered owner
Richard Lee
Airworthiness certificate
Standard, Normal
Last inspection
Annual · February 19, 1987
Departed
ART · Watertown, NY
Destination
GFL · Glens Falls, NY

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
63
Certificate
Commercial
Airplane ratings
Single-engine land
Medical
Class 2, Valid Medical--w/ waivers/lim
Seat
Left
Flight hours
1,209 total · 1,208 in this make and model · 1,154 as pilot in command · 11 in the last 90 days · 2 in the last 24 hours

Weather

Conditions
Instrument (IMC) · Day
Visibility
3 statute miles

FAA reports on this event · 1

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