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NTSB accident investigation · Grenier Raymond Vans Aircraft · Keene, NH · May 11, 2016

Accident · Minor injuriesData collectionFinal report
Date
May 11, 2016, 09:45 local (13:45 UTC)
Place
Keene, NH
Injuries
1 minor, 1 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N220RGGrenier Raymond Vans Aircraft
Defining event
Landing-flare/touchdown: Wildlife encounter (non-bird)
Weather
Visual (VMC) · Day
Status
Completed · report October 27, 2016
Report
Approved by Office Director
NTSB office
General Aviation Accidents
Parties
Federal Aviation Administration
FAA report
20160511003429A
Case key
93149

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

On this page

Probable cause

The airplane striking a deer during the landing roll, resulting in a loss of directional control, runway excursion, and subsequent nose over.

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.

Performance/control parameters: directional controlAircraft › Aircraft oper/perf/capability · Attain/maintain not possibleGrenier Raymond VANS AIRCRAFT RV-8: 1 caseAll aircraft: 3,958 casesProbable cause
Object/animal/substance: animal(s)/bird(s)Environmental issues › Physical environment · Ability to respond/compensateGrenier Raymond VANS AIRCRAFT RV-8: 1 caseAll aircraft: 358 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

According to the flight instructor, during the landing roll, two deer ran on to the runway. He reported that the airplane struck one of the deer, exited the right side of the runway and nosed over. The airplane sustained substantial damage to vertical stabilizer and rudder. The flight instructor reported that there were not any pre-accident mechanical failures or anomalies with the airplane that would have precluded normal operation prior to the accident. The pilot did not submit the 6120 Report of Aircraft accident Form as requested by the investigator. The comments section of the FAA Airport Facilities Directory for the accident airport includes the comment: WILDLIFE ON & INVOF (in vicinity of) ARPT.

Factual narrative

According to the flight instructor, during the landing roll, two deer ran on to the runway. He reported that the airplane struck one of the deer, exited the right side of the runway and nosed over. The airplane sustained substantial damage to vertical stabilizer and rudder. The flight instructor reported that there were not any pre-accident mechanical failures or anomalies with the airplane that would have precluded normal operation prior to the accident. The pilot did not submit the 6120 Report of Aircraft accident Form as requested by the investigator. The comments section of the FAA Airport Facilities Directory for the accident airport includes the comment: WILDLIFE ON & INVOF (in vicinity of) ARPT.

Aircraft

Registration
N220RG
Reported as
Grenier Raymond Vans Aircraft (RV-8)
Category
Airplane, amateur-built
Serial number
004
Built
2007
Engine
Lycoming IO-360-A1B6, 200 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Airworthiness certificate
Special, Experimental (Special)
Departed
ASH · Nashua, NH
Destination
EEN · Keene, NH
Airport
EEN · Dillant-Hopkins, runway 02, 6,201 × 100 ft, asphalt
Equipment
Unknown

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
Flight instructor
Age
63
Injuries
None
Certificates
Airline transport, Commercial
Airplane ratings
Single-engine land, Multi-engine land
Medical
Class 2, With waivers/limitations
Last flight review
September 14, 2015
Seat
Left
Flight hours
1 total · 1 in this make and model

Weather

Conditions
Visual (VMC) · Day
Wind
30° at 3 knots
Visibility
10 statute miles
Lowest ceiling
None
Temperature
57 °F, dew point 36 °F
Altimeter
30.20 inHg
Observed at
KEEN

Docket · 2

The files NTSB released with the investigation on September 26, 2016, on NTSB’s docket system: statements, records, photos and specialists’ reports. 262 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.

Other investigations on N220RG · 1

Matched to the same aircraft by N-number and date.