GAA17CA238

NTSB accident investigation · Cheung David S Vans RV6 · Indianola, IA · April 17, 2017

Accident · No injuriesData collectionFinal report
Date
April 17, 2017, 10:45 local (15:45 UTC)
Place
Indianola, IA
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N822DCCheung David S Vans RV6
Defining event
Landing: Runway excursion
Weather
Visual (VMC) · Day
Status
Completed · report October 17, 2017
Report
Approved by Office Director
NTSB office
General Aviation Accidents
Parties
FAA
FAA report
20170417008469A
Case key
95030

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 an adequate approach path, which resulted in a long landing and subsequent runway overrun.

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.

Performance/control parameters: descent/approach/glide pathAircraft › Aircraft oper/perf/capability · Not attained/maintainedCheung David S VANS RV6A: 1 caseAll aircraft: 809 casesProbable cause
Runway/land/takeoff/taxi surface: wet surfaceEnvironmental issues › Physical environment · Effect on equipmentCheung David S VANS RV6A: 1 caseAll aircraft: 141 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 reported that he overshot the wet, grass runway during landing and impacted a ditch. However, he added that he should have touched down at a slower speed and that the wet, grass runway affected the braking performance. The airplane sustained substantial damage to the engine mount. The pilot reported that there were no preimpact mechanical failures or malfunctions with the airframe or engine that would have precluded normal operation.

Factual narrative

The pilot reported that, he overshot the wet, grass runway during landing and impacted a ditch. The airplane sustained substantial damage to the engine mount. The pilot reported that there were no preimpact mechanical failures or malfunctions with the airframe or engine that would have precluded normal operation.

Aircraft

Registration
N822DC
Reported as
Cheung David S Vans RV6 (A)
Category
Airplane, amateur-built
Serial number
60510
Built
2007
Engine
Lycoming O-320, 150 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Airworthiness certificate
Special, Experimental (Special)
Departed
PEA · Pella, IA
Destination
IA66 · Indianola, IA
Airport
IA66 · Nash Field Indianola, runway 36, 2,215 × 100 ft, grass/turf
Equipment
Handheld GPS

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
66
Injuries
None
Certificate
Private
Airplane ratings
Single-engine land
Medical
Without waivers/limitations
Last flight review
May 20, 2016
Seat
Left
Flight hours
504 total · 400 in this make and model · 500 as pilot in command · 3 in the last 90 days · 3 in the last 30 days · 1 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
200° at 3 knots
Visibility
10 statute miles
Temperature
66 °F, dew point 43 °F
Altimeter
30.17 inHg
Observed at
KDSM, 14 nm away

Docket · 2

The files NTSB released with the investigation on September 20, 2017, on NTSB’s docket system: statements, records, photos and specialists’ reports. 1.7 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.