NYC87LA009

NTSB accident investigation · Eiriavion PIK-20E · Erwinna, PA · October 5, 1986

Accident · No injuriesLimited investigationFinal report
Date
October 5, 1986, 15:30 local (19:30 UTC)
Place
Erwinna, PA
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Enroute
Aircraft
N12ZCEiriavion PIK-20E
Weather
Visual (VMC) · Day
Status
Completed · report March 10, 1988
Report
Approved by Office Director
FAA report
19861005048289A
Case key
30543

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

On this page

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.

In flight encounter with weatherDescent - normal
Weather condition - turbulence
Weather condition - downdraft
Loss of control - on ground/waterLanding - roll
Directional control - not maintainedPilot in commandCause
Terrain condition - high vegetation
Ground loop/swerve - uncontrolledPilot in commandFactor

Analysis

Flight encountered turbulence on descent below tree top level and when about 150 feet from the threshold a downdraft was encountered causing the aircraft to collide with the ground. The aircraft groundlooped when the left wing caught in the tall grass.

Aircraft

Registration
N12ZC
Reported as
Eiriavion PIK-20E
Category
Glider
Serial number
20234
Airframe hours
214
Engine
Rotax 501, 46 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Registered owner
Aircraft Instruments Co.
Airworthiness certificate
Standard, Normal
Last inspection
Annual · May 3, 1986 · 30 hours before
Airport
9N1 · Vansant, runway 24, 3,000 × 120 ft, grass/turf

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
70
Certificate
Private
Airplane ratings
Single-engine land
Instrument ratings
Airplane
Medical
Class 3, Valid Medical--w/ waivers/lim
Seat
Front
Flight hours
1,525 total · 113 in this make and model · 1,277 as pilot in command · 23 in the last 90 days · 1 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
340° at 8 knots
Visibility
15 statute miles
Temperature
70 °F

FAA reports on this event · 1

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