GAA16CA248

NTSB accident investigation · Luscombe 8 · Blue Bell, PA · May 19, 2016

Accident · No injuriesData collectionFinal report
Date
May 19, 2016, 10:45 local (14:45 UTC)
Place
Blue Bell, PA
Injuries
2 uninjured
Damage
Substantial damage
Phase of flight
Takeoff
Aircraft
N62925Luscombe 8
Defining event
Takeoff: Loss of control on ground
Weather
Visual (VMC) · Day
Status
Completed · report August 3, 2016
Report
Approved by Office Director
NTSB office
General Aviation Accidents
Parties
FAA
FAA report
20160519009129A
Case key
93214

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 failure to maintain directional control during the takeoff roll and the flight instructor's delayed remedial action, which resulted in runway excursion, and collision with a ditch.

Findings · 4

NTSB’s coded findings. Those marked are part of the probable cause; the rest are factors or other findings. Under each, the cases with the same finding.

Performance/control parameters: directional controlAircraft › Aircraft oper/perf/capability · Not attained/maintainedLuscombe 8A: 27 casesAll aircraft: 3,958 casesProbable cause
Use of equip/info: aircraft controlPersonnel issues › Task performance · PilotLuscombe 8A: 39 casesAll aircraft: 9,295 casesProbable cause
Action: delayed actionPersonnel issues › Action/decision · Instructor/check pilotLuscombe 8A: 3 casesAll aircraft: 894 casesProbable cause
Environmental issuesEnvironmental issues › Physical environment · Contributed to outcomeLuscombe 8A: 1 caseAll aircraft: 24 cases

Sequence of events

The events NTSB coded, in order, by phase of flight. The defining event is the one that best describes the accident. Under each, the cases with the same event anywhere in their sequence.

Analysis

During an instructional checkout flight, the pilot of the tailwheel equipped airplane reported that after the tailwheel came up during the takeoff roll, the airplane yawed to the right. The pilot further reported that the flight instructor took over the flight controls, but the airplane continued off of the runway to the right and impacted a ditch. According to the flight instructor there were no preimpact mechanical failures or malfunctions with the airframe or engine that would have precluded normal operation. The airplane sustained substantial damage to the left wing.

Factual narrative

During an instructional checkout flight, the pilot of the tailwheel equipped airplane reported that after the tailwheel came up during the takeoff roll, the airplane yawed to the right. The pilot further reported that the flight instructor took over the flight controls, but the airplane continued off of the runway to the right and impacted a ditch. According to the flight instructor there were no preimpact mechanical failures or malfunctions with the airframe or engine that would have precluded normal operation. The airplane sustained substantial damage to the left wing.

Aircraft

Registration
N62925
Reported as
Luscombe 8 (A)
Category
Airplane
Serial number
3393
Built
1946
Airframe hours
1,596
Engine
Continental A-65-8, 65 horsepower, reciprocating
Damage
Substantial damage
Flight
Instructional · Part 91
Airworthiness certificate
Standard, Normal
Last inspection
100 hour · May 1, 2016
Departed
LOM · Blue Bell, PA
Destination
LOM · Blue Bell, PA
Airport
LOM · Wings Field, runway 24, 3,700 × 75 ft, asphalt
Equipment
None

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 · 2

As NTSB recorded them. NTSB leaves out names.

Role
Flight instructor
Age
58
Injuries
None
Certificates
Airline transport, Flight instructor
Airplane ratings
Single-engine sea, Multi-engine land, Single-engine land
Instrument ratings
Airplane
Medical
Class 2, With waivers/limitations
Last flight review
June 8, 2015
Seat
Left
Restraint
4-point
Flight hours
7,700 total · 133 in this make and model · 7,100 as pilot in command · 21 in the last 90 days · 16 in the last 30 days
Role
Pilot
Age
50
Injuries
None
Certificate
Commercial
Airplane ratings
Multi-engine land, Single-engine land
Instrument ratings
Airplane
Medical
Class 3, With waivers/limitations
Last flight review
February 19, 2016
Seat
Right
Restraint
4-point
Flight hours
1,238 total · 0.1 in this make and model · 1,150 as pilot in command · 20 in the last 90 days · 15 in the last 30 days

Weather

Conditions
Visual (VMC) · Day
Wind
280° at 3 knots
Visibility
10 statute miles
Lowest ceiling
None
Temperature
64 °F, dew point 43 °F
Altimeter
30.11 inHg
Observed at
KLOM, 2 nm away

Docket · 3

The files NTSB released with the investigation on July 26, 2016, on NTSB’s docket system: statements, records, photos and specialists’ reports. 3.3 MB in all.

FAA reports on this event · 1

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