GAA17CA044

NTSB accident investigation · Beech D18S · Deming, NM · October 23, 2016

Accident · No injuriesData collectionFinal report
Date
October 23, 2016, 17:00 local (23:00 UTC)
Place
Deming, NM
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N644BBeech D18S
Defining event
Landing-landing roll: Loss of control on ground
Weather
Visual (VMC) · Day
Status
Completed · report January 18, 2017
Report
Approved by Office Director
NTSB office
General Aviation Accidents
Parties
FAA
FAA report
20161023016949A
Case key
94277

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 landing roll, which resulted in a runway excursion.

Findings · 3

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.

Use of equip/info: aircraft controlPersonnel issues › Task performance · PilotBeech D18S: 1 caseAll aircraft: 9,295 casesProbable cause
Performance/control parameters: directional controlAircraft › Aircraft oper/perf/capability · Not attained/maintainedBeech D18S: 1 caseAll aircraft: 3,958 casesProbable cause
Terrain: wet/muddy terrainEnvironmental issues › Physical environment · Contributed to outcomeBeech D18S: 1 caseAll aircraft: 110 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

The pilot of the multi-engine tailwheel-equipped airplane reported that during the landing roll, after the tailwheel had touched down, the airplane veered sharply to the left. The pilot further reported that the airplane was close to the left runway edge, so he allowed the airplane to continue off the runway, in effort not to overcorrect to the right. During the runway excursion, the right main landing gear collapsed in soft terrain. The right wing sustained substantial damage. The pilot reported no preaccident mechanical malfunctions or failures with the airplane that would have precluded normal operation.

Factual narrative

The pilot of the multi-engine tailwheel-equipped airplane reported that during the landing roll, after the tailwheel had touched down, the airplane veered sharply to the left. The pilot further reported that the airplane was close to the left runway edge, so he allowed the airplane to continue off the runway, in effort not to overcorrect to the right. During the runway excursion, the right main landing gear collapsed in soft terrain. The right wing sustained substantial damage. The pilot reported no preaccident mechanical malfunctions or failures with the airplane that would have precluded normal operation.

Aircraft

Registration
N644B
Reported as
Beech D18S
Category
Airplane
Serial number
A-441
Built
1948
Airframe hours
5,545.2
Engines
Pratt & Whitney R985-AN-14B, 450 horsepower, reciprocatingPratt & Whitney R985-AN-14B, 450 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Airworthiness certificate
Standard, Normal
Last inspection
Annual · April 4, 2016
Departed
JCT · Junction, TX
Destination
DMN · Deming, NM
Airport
DMN · Deming Muni, runway 08, 8,018 × 75 ft, asphalt
Equipment
Stall warning system

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
59
Injuries
None
Certificates
Airline transport, Flight instructor
Airplane ratings
Multi-engine land, Multi-engine sea, Single-engine land
Instrument ratings
Airplane
Medical
Class 1, With waivers/limitations
Last flight review
April 4, 2016
Seat
Left
Flight hours
18,600 total · 300 in this make and model · 5,400 as pilot in command · 27 in the last 90 days · 8 in the last 30 days

Weather

Conditions
Visual (VMC) · Day
Wind
Variable at 3 knots
Visibility
10 statute miles
Lowest ceiling
None
Temperature
86 °F, dew point 36 °F
Altimeter
30.13 inHg
Observed at
KDMN

Docket · 2

The files NTSB released with the investigation on December 15, 2016, on NTSB’s docket system: statements, records, photos and specialists’ reports. 2.1 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.