SEA86LA164

NTSB accident investigation · Maule M-4-220C · Juneau, AK · July 9, 1986

Accident · No injuriesLimited investigationFinal report
Date
July 8, 1986, 20:30 local (Jul 9, 1986, 04:30 UTC)
Place
Juneau, AK
Injuries
2 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N40646Maule M-4-220C
Weather
Visual (VMC) · Dusk
Status
Completed
Report
Approved by Office Director
FAA report
19860708041679A
Case key
40439

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 control - on ground/waterLanding - roll
Directional control - not maintainedPilot in commandCause
Ground loop/swerve - inadvertentPilot in commandCause
Lack of total experience in type of aircraftPilot in commandFactor

Analysis

The acft veered left and ground looped during landing roll. The right main gear strut collapsed during the landing. The plt had 5 hours total flt time in this acft and stated the toe brakes seemed 'touchy' during the landing.

Aircraft

Registration
N40646
Reported as
Maule M-4-220C
Category
Airplane
Serial number
2162C
Airframe hours
1,125
Engine
Franklin 6A-350-C1, 220 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Registered owner
William C. Newell
Airworthiness certificate
Standard, Normal
Last inspection
Annual · January 2, 1986
Departed
GST · Gustavis, AK
Flight plan
VFR
Airport
JNU · Juneau, runway 8, 8,456 × 150 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
37
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 2, Valid Medical--no waivers/lim.
Seat
Left
Flight hours
141 total · 5 in this make and model · 97 as pilot in command · 5 in the last 90 days · 3 in the last 24 hours

Weather

Conditions
Visual (VMC) · Dusk
Wind
Calm
Visibility
30 statute miles
Lowest ceiling
7,000 ft broken
Temperature
57 °F, dew point 48 °F
Altimeter
29.00 inHg
Observed at
JNU

FAA reports on this event · 1

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