ANC89LA126

NTSB accident investigation · Cessna 140 · Nyac Mine, AK · July 21, 1989

Accident · No injuriesLimited investigationFinal report
Date
July 20, 1989, 19:30 local (Jul 21, 1989, 03:30 UTC)
Place
Nyac Mine, AK
Injuries
2 uninjured
Damage
Substantial damage
Phase of flight
Approach
Aircraft
N7GCessna 140
Weather
Visual (VMC) · Day
Status
Completed · report July 9, 1990
Report
Approved by Office Director
NTSB office
Alaska Regional Office
FAA report
19890720028119A
Case key
5228

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

Failure of the left rudder pedal bar assembly and failure of the pilot to maintain control of the aircraft. Improper maintenance and the pilot's lack of total experience were considered to be contributing factors.

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.

Airframe/component/system failure/malfunctionApproach - vfr pattern - final approach
Flt control syst,rudder control - failure,totalCause
Maintenance - improperOther maintenance personnelFactor
Loss of control - in flightGo-around (vfr)
Go-around - initiated
Aircraft control - not maintainedPilot in commandCause
Lack of total experiencePilot in commandFactor
In flight collision with terrain/waterGo-around (vfr)

Aircraft

Registration
N7G
Reported as
Cessna 140
Category
Airplane
Serial number
14375
Engine
Lycoming O-235-C1, 115 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Operator
Lucas, Michael R.
Registered owner
Michael R Lucas
Airworthiness certificate
Standard, Normal
Last inspection
Annual · July 1, 1989 · 2 hours before
Departed
BET · Bethel, AK
Flight plan
VFR
Airport
Nyac

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
40
Certificate
Commercial
Airplane ratings
Single-engine land
Instrument ratings
Airplane
Medical
Class 2, Valid Medical--no waivers/lim.
Seat
Left
Flight hours
261 total · 27 in this make and model · 178 as pilot in command · 2 in the last 90 days · 2 in the last 30 days · 1 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
100° at 5 knots
Visibility
30 statute miles
Lowest ceiling
None
Temperature
55 °F, dew point -0 °F

FAA reports on this event · 1

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

Other investigations on N7G · 1

Matched to the same aircraft by N-number and date.