GAA17CA259

NTSB accident investigation · Curtis Lund Vortex · Spanish Fork, UT · May 4, 2017

Accident · No injuriesData collectionFinal report
Date
May 4, 2017, 17:30 local (23:30 UTC)
Place
Spanish Fork, UT
Injuries
1 uninjured
Damage
Destroyed
Phase of flight
Landing
Aircraft
N514CLCurtis Lund Vortex
Defining event
Landing: Hard landing
Weather
Visual (VMC) · Day
Status
Completed · report July 5, 2017
Report
Approved by Office Director
NTSB office
General Aviation Accidents
Parties
FAA
FAA report
20170504006729A
Case key
95112

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 student pilot’s improper landing flare, 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.

Use of equip/info: aircraft controlPersonnel issues › Task performance · Student/instructed pilotCurtis Lund VORTEX: 1 caseAll aircraft: 9,295 casesProbable cause
Performance/control parameters: landing flareAircraft › Aircraft oper/perf/capability · Not attained/maintainedCurtis Lund VORTEX: 1 caseAll aircraft: 1,285 casesProbable cause

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 student pilot reported that he flared the gyroplane too high and landed hard and that the gyroplane subsequently tipped over on its right side. He added that he evacuated the gyroplane before a postimpact fire ensued and destroyed the gyroplane. The pilot reported that there were no preaccident mechanical failures or malfunctions with the gyroplane that would have precluded normal operation.

Factual narrative

The student pilot reported that he flared too high, landed hard, and the gyroplane tipped over on its right side. He added that he evacuated the gyroplane before a post-impact fire ensued and destroyed the gyroplane. The pilot reported that there were no preaccident mechanical failures or malfunctions with the gyroplane that would have precluded normal operation.

Aircraft

Registration
N514CL
Reported as
Curtis Lund Vortex (NO SERIES)
Category
Gyroplane, amateur-built
Serial number
CL001
Built
2014
Engine
Rotax 582, 64 horsepower, reciprocating
Damage
Destroyed
Fire
On-Ground
Flight
Personal · Part 91
Airworthiness certificate
Special, Experimental (Special)
Last inspection
Annual · November 22, 2016
Departed
U77 · Spanish Fork, UT
Destination
U77 · Spanish Fork, UT
Airport
U77 · Spanish Fork-Springville-Woodh, runway 30, 6,500 × 100 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

As NTSB recorded them. NTSB leaves out names.

Role
Student pilot
Age
62
Injuries
None
Certificate
Student
Medical
Sport pilot
Seat
Single

Weather

Conditions
Visual (VMC) · Day
Wind
Variable at 6 knots
Visibility
10 statute miles
Lowest ceiling
None
Temperature
73 °F, dew point 32 °F
Altimeter
30.13 inHg
Observed at
KPVU, 5 nm away

Docket · 2

The files NTSB released with the investigation on June 9, 2017, on NTSB’s docket system: statements, records, photos and specialists’ reports. 575 KB 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.