CHI02LA278

NTSB accident investigation · Frank RV-8A · Brodhead, WI · September 10, 2002

Accident · Minor injuriesLimited investigationFinal report
Date
September 10, 2002, 12:30 local (17:30 UTC)
Place
Brodhead, WI
Injuries
1 minor, 1 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N54LFFrank RV-8A
Weather
Visual (VMC) · Day
Status
Completed · report September 30, 2003
Report
Approved by Office Director
Parties
FAA-Milwaukee, Wisconsin-FSDO
FAA report
20020910038119A
Case key
55736

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

The failure of the nose landing gear strut for undetermined reasons.

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.

Nose gear collapsedLanding
Landing gear,nose gear strut - failureCause
Nose overLanding

Analysis

During landing on a turf runway, the nose landing gear strut bent rearward and the airplane nosed over. The pilot stated that the landing touchdown was normal and on the mains with the nose held off of the ground until the airplane slowed down. He said that the nose landing gear touched a small bump and then collapsed. The airplane subsequently nosed over. Examination of the airplane revealed that the nose landing gear strut had bent smoothly through about 90 degrees.

Factual narrative

On September 10, 2002, at 1230 central daylight time, an amateur-built Frank RV-8A, N54LF, sustained substantial damage during landing at the Brodhead Airport, Brodhead, Wisconsin. During the landing, the nose landing gear strut bent rearward and the airplane nosed over. The 14 CFR Part 91 personal flight was conducted in visual meteorological conditions without a flight plan. The private pilot was not injured and his passenger received minor injuries. The flight originated from the Rock County Airport, Janesville, Wisconsin at 1210.

The pilot stated in a written report that the landing touchdown was normal and on the mains with the nose held off of the ground until the airplane slowed down. He said that the nose landing gear touched a small bump and then collapsed. The airplane subsequently nosed over.

Examination of the airplane revealed that the nose landing gear strut had bent smoothly through about 90 degrees. The nose landing gear of the airplane is installed in a tube mount and angles forward and downward from the firewall area. The forward end of the strut is machined to accept a castoring nose wheel assembly. No defects were found in the caster assembly, or in the upper mount near the firewall.

Aircraft

Registration
N54LF
Reported as
Frank RV-8A
Category
Airplane, amateur-built
Serial number
81435
Airframe hours
89
Engine
Lycoming O-360-A1A, 180 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Registered owner
Lorin L. Frank
Airworthiness certificate
Special, Experimental (Special)
Last inspection
Annual · May 11, 2002 · 89 hours before
Departed
JVL · Janesville, WI
Destination
C37 · Brodhead, WI
Airport
C37 · Brodhead, runway 27, 2,430 × 155 ft, grass/turf

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
53
Injuries
None
Certificate
Private
Airplane ratings
Single-engine land
Instrument ratings
Airplane
Medical
Class 3, Valid Medical--no waivers/lim.
Last flight review
December 23, 2001
Seat
Front
Flight hours
1,237 total · 30 in this make and model · 1,163 as pilot in command · 47 in the last 90 days · 10 in the last 30 days · 2 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
310° at 12 knots
Visibility
10 statute miles
Lowest ceiling
None
Temperature
79 °F, dew point 72 °F
Altimeter
30.01 inHg
Observed at
EFT, 10 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.