CHI03LA295

NTSB accident investigation · Luscombe 8A · Maquoketa, IA · August 30, 2003

Accident · Minor injuriesLimited investigationFinal report
Date
August 30, 2003, 07:46 local (12:46 UTC)
Place
Maquoketa, IA
Injuries
2 minor
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N1954BLuscombe 8A
Weather
Visual (VMC) · Day
Status
Completed · report March 2, 2004
Report
Approved by Office Director
Parties
Federal Aviation Administration - Des Moines FSDO
FAA report
20030830021729A
Case key
57847

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 pilot's excessive use of the brake system, which resulted in directional control not being maintained during the landing. A factor to the accident was the crosswind.

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
Brakes(normal) - excessivePilot in commandCause
Directional control - not maintainedPilot in commandCause
Weather condition - crosswindFactor
Nose overLanding - roll

Analysis

The airplane nosed over while landing on runway 33. The pilot reported the airplane "touched down smoothly on the [main landing gear]" and he held some forward control stick to keep the main landing gear on the runway. The pilot reported that during the landing rollout the airplane began to drift to the left and he "applied right brake" to correct the drift. The pilot stated that the airplane then "swerved to the right" and he "applied left brake without releasing the [right brake]." The airplane immediately nosed over on the runway centerline. The pilot reported there were no mechanical malfunctions or failures during the accident flight. The local winds were recorded as 040 degrees true at 8 knots.

Factual narrative

On August 30, 2003, at 0746 central daylight time, a Luscombe 8A, N1954B, piloted by a private pilot, sustained substantial damage when it nosed over while landing on runway 33 (3,300 feet by 60 feet, asphalt) at the Maquoketa Municipal Airport (OQW), Maquoketa, Iowa. Visual meteorological conditions prevailed at the time of the accident. The personal flight was operating under the provisions of 14 CFR Part 91 without a flight plan. The pilot and his passenger reported minor injuries. The flight originated from Erie Air Park (3H5), Erie, Illinois, at 0700.

According to the pilot's written statement, while on final approach to the runway the airplane had a "considerable crab angle" in order to maintain the extended runway centerline. The pilot stated the airplane "touched down smoothly on the [main landing gear]" and he held some forward control stick to keep the main landing gear on the runway. The pilot reported that during the landing rollout the airplane began to drift to the left and he "applied right brake" to correct the drift. The pilot stated that the airplane then "swerved to the right" and he "applied left brake without releasing the [right brake]." The airplane immediately nosed over on the runway centerline.

The pilot reported there were no mechanical malfunctions or failures during the accident flight.

The automated surface observing system (ASOS) at the Dubuque Regional Airport, located approximately 21 nautical miles north of OQW, recorded the following information at 0748:

Wind 040 degrees true at 8 knots; 10 statute mile visibility; broken clouds at 2,600 and 5,000 feet above ground level (agl); temperature 17 degrees Celsius; dew point of 15 degrees Celsius; altimeter 30.28 inches-of-mercury.

Aircraft

Registration
N1954B
Reported as
Luscombe 8A
Category
Airplane
Serial number
6381
Airframe hours
1,500
Engine
Continental A-65-8, 65 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Airworthiness certificate
Standard, Normal
Last inspection
Annual · March 8, 2003 · 13 hours before
Departed
3H5 · Erie, IL
Destination
OQW · Maquoketa, IA
Airport
OQW · Maquoketa Municipal Airport, runway 33, 3,300 × 60 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
58
Injuries
Minor
Certificate
Private
Airplane ratings
Single-engine land
Instrument ratings
Airplane
Medical
Class 3, Valid Medical--w/ waivers/lim
Last flight review
July 11, 2003
Seat
Left
Flight hours
1,000 total · 160 in this make and model · 900 as pilot in command · 45 in the last 90 days · 12 in the last 30 days · 1 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
40° at 8 knots
Visibility
10 statute miles
Lowest ceiling
2,600 ft broken
Temperature
63 °F, dew point 59 °F
Altimeter
30.28 inHg
Observed at
DBQ, 21 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.