NYC98LA139

NTSB accident investigation · Ross RV6A · Hunter, NY · July 6, 1998

Accident · No injuriesLimited investigationFinal report
Date
July 6, 1998, 13:00 local (17:00 UTC)
Place
Hunter, NY
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N67KHRoss RV6A
Weather
Visual (VMC) · Day
Status
Completed · report December 31, 1998
Report
Approved by Office Director
FAA report
19980706015979A
Case key
39581

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 inadequate compensation for wind conditions, and failure to maintain directional control of the airplane. The gusty/variable wind condition was a related factor.

Sequence of events

NTSB’s coding before 2008: each occurrence and phase of flight, and the causes and factors under it. The codes are defined in NTSB’s coding manual.

Loss of control - on ground/waterLanding - roll
Weather condition - variable windFactor
Weather condition - gustsFactor
Compensation for wind conditions - inadequatePilot in commandCause
Directional control - not maintainedPilot in commandCause
Ground loop/swerve
In flight collision with objectLanding
Object - tree(s)

Analysis

The pilot was landing uphill on a gravel runway with variable/gusty winds. He reported the airplane encountered a gust of wind after touchdown, which raised the left wing. The pilot was unable to regain directional control before the airplane departed the runway. The terrain on the right side of the runway dropped below the level of the runway, and the airplane became momentarily airborne as it headed toward trees at runway height. Subsequently, it collided with the trees and was damaged.

Factual narrative

On July 6, 1998, about 1300 eastern daylight time, a homebuilt RV6A, N67KH, was substantially damaged while landing at the Hunter Mountain Airport, Hunter, New York. The certificated private pilot was not injured. Visual meteorological conditions prevailed for the local flight. No flight plan had been filed for the flight that was conducted under 14 CFR Part 91.

In an interview, the pilot reported he was conducting practice short field landings to the runway, landing to the north. He had departed about 1250, and conducted one touch and go. The second approach was planned as a full stop landing.

In the NTSB Aircraft Accident Report, the pilot stated:

"...The left wing was picked up by a strong gust of wind from the S.W. [Southwest], which banked the plane right toward the tree line - close to runway. Tried left rudder and aileron control with full power, but did not have enough speed to keep the plane from trees on right. I cut ignition and master switch on contact....

During the interview, the pilot reported that due to the close proximity of the trees to the side of the runway, he had insufficient time to point the airplane down the runway prior to making contact with the trees. He added that as the airplane departed the runway to the right, the terrain dropped down. The airplane remained at runway height as it struck the trees.

The pilot reported the winds had been variable at about 5 knots with gusts to 10 knots.

The pilot reported that he had operated in and out of the airport for 8 years without a problem. The airport runway was a one-way runway, with landing uphill, and takeoffs downhill, unless there were strong winds from the south.

Aircraft

Registration
N67KH
Reported as
Ross RV6A
Category
Airplane, amateur-built
Serial number
21441
Airframe hours
350
Engine
Lycoming O-360-A1A, 180 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Operator
Robert A. Hemm
Registered owner
Jeanaire Inc.
Airworthiness certificate
Special, Experimental (Special)
Last inspection
Annual · July 1, 1997 · 35 hours before
Departed
97NY
Airport
97NY · Hunter Mountain, runway 36, 2,550 × 75 ft, gravel

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
69
Certificate
Private
Airplane ratings
Single-engine land
Instrument ratings
Airplane
Medical
Class 3, Valid Medical--w/ waivers/lim
Seat
Left
Flight hours
771 total · 310 in this make and model · 660 as pilot in command · 41 in the last 90 days · 14 in the last 30 days

Weather

Conditions
Visual (VMC) · Day
Wind
Variable at 5 knots, gusting 10
Visibility
10 statute miles

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.