CEN14CA059

NTSB accident investigation · Groen Sparrowhawk II · Lubbock, TX · November 10, 2013

Accident · No injuriesData collectionFinal report
Date
November 10, 2013, 17:00 local (23:00 UTC)
Place
Lubbock, TX
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N130SWGroen Sparrowhawk II
Defining event
Landing-flare/touchdown: Hard landing
Weather
Visual (VMC) · Day
Status
Completed · report February 13, 2014
Report
Approved by Office Director
NTSB office
Central Region
Parties
FAA Lubbock FSDO
FAA report
20131110024909A
Case key
88440

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 attain a proper glidepath for landing which resulted in a hard landing.

Findings · 2

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.

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 reported that the gyroplane was too high and too slow during the landing approach. The gyroplane landed hard and the landing gear collapsed, which resulted in substantial damage to the main rotor blades and the tail boom. The pilot reported that there was no malfunction or system failure of the gyroplane before the accident.

Factual narrative

The pilot reported that the gyroplane was too high and too slow during the landing approach. The gyroplane landed hard and the landing gear collapsed, which resulted in substantial damage to the main rotor blades and the tail boom. The pilot reported that there was no malfunction or system failure of the gyroplane before the accident.

Aircraft

Registration
N130SW
Reported as
Groen Sparrowhawk II
Category
Gyroplane, amateur-built
Serial number
S0200010
Built
2007
Engine
Subaru EJ2.5, 165 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Operator
Glenn Davis
Registered owner
Glenn Davis
Airworthiness certificate
Special, Experimental (Special)
Last inspection
Annual · November 9, 2013 · 1,123 hours before
Departed
F49 · Slaton, TX
Destination
F82 · Lubbock, TX
Airport
F82 · Lubbock Executive, runway 17, 3,500 × 70 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
52
Injuries
None
Certificate
Private
Airplane ratings
Single-engine land
Medical
Sport pilot
Last flight review
October 20, 2013
Seat
Left
Flight hours
117 total · 27 in this make and model · 53 as pilot in command · 10 in the last 90 days · 6 in the last 30 days

Weather

Conditions
Visual (VMC) · Day
Visibility
10 statute miles
Lowest ceiling
None
Temperature
68 °F, dew point 57 °F
Altimeter
30.19 inHg
Observed at
LBB, 20 nm away

Docket · 1

The files NTSB released with the investigation on February 6, 2014, on NTSB’s docket system: statements, records, photos and specialists’ reports. 3.0 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.