MKC89LA120

NTSB accident investigation · Aeronca 7AC · Alexandria, MN · May 31, 1989

Accident · No injuriesLimited investigationFinal report
Date
May 31, 1989, 09:30 local (14:30 UTC)
Place
Alexandria, MN
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Taxi
Aircraft
N85459Aeronca 7AC
Weather
Visual (VMC) · Day
Status
Completed · report May 22, 1990
Report
Approved by Office Director
FAA report
19890531013869A
Case key
34797

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

That proper starting procedures were not followed by the pilot in command and the aircraft was not tied down.

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.

On ground/water collision with objectTaxi
Tie down - not usedPilot in commandCause
Throttle/power control - misjudgedPilot in commandFactor
Object - aircraft parked/standingFactor

Analysis

The pilot that while attempting to start the acft by hand propping, the engine started and the acft jumped the chocks. The acft collided with a parked acft, causing substantial damage to both acft. The plt said that he must have misjudged the throttle position, causing the excessive thrust after the engine started.

Aircraft

Registration
N85459
Reported as
Aeronca 7AC
Category
Airplane
Serial number
AC4199
Airframe hours
3,554
Engine
Continental A-65-8, 65 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Registered owner
Alexandria Aviation
Airworthiness certificate
Standard, Normal
Last inspection
Annual · April 24, 1989 · 12 hours before
Departed
AXN · Alexandria, MN
Airport
AXN · Alexandria, runway 31, 5,100 × 100 ft, macadam

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
66
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 3, Valid Medical--w/ waivers/lim
Seat
Left
Flight hours
746 total · 3 in this make and model · 610 as pilot in command · 3 in the last 90 days · 3 in the last 30 days

Weather

Conditions
Visual (VMC) · Day
Wind
20° at 10 knots
Visibility
10 statute miles
Lowest ceiling
4,000 ft broken
Temperature
59 °F, dew point 45 °F
Altimeter
30.00 inHg
Observed at
AXN, 1 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.