SEA87LA120

NTSB accident investigation · Piper PA-18-135 · Yakima, WA · June 21, 1987

Accident · No injuriesLimited investigationFinal report
Date
June 21, 1987, 11:23 local (18:23 UTC)
Place
Yakima, WA
Injuries
2 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N27039Piper PA-18-135
Weather
Visual (VMC) · Day
Status
Completed · report May 2, 1988
Report
Approved by Office Director
FAA report
19870621078779A
Case key
40644

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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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 - crosswindFactor
Proper alignment - not maintainedPilot in commandCause
Weather condition - gustsFactor
Ground loop/swerve - uncontrolledPilot in commandCause
On ground/water encounter with terrain/waterLanding

Analysis

While on landing roll in gusty crosswind conditions, the aircraft swerved off the runway and ground looped.

Aircraft

Registration
N27039
Reported as
Piper PA-18-135
Category
Airplane
Serial number
18-3928
Airframe hours
2,382
Engine
Lycoming O-290-D2, 135 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Registered owner
Steve L. Simon
Airworthiness certificate
Standard, Normal
Last inspection
Annual · July 2, 1986 · 32 hours before
Airport
YKM · Yakima, runway 22, 4,297 × 150 ft, asphalt

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
40
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 3, Valid Medical--w/ waivers/lim
Seat
Front
Flight hours
552 total · 30 in this make and model · 434 as pilot in command · 8 in the last 90 days · 1 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
170° at 11 knots, gusting 20
Visibility
40 statute miles
Lowest ceiling
6,500 ft broken
Temperature
64 °F, dew point 48 °F
Altimeter
29.00 inHg
Observed at
YKM

FAA reports on this event · 1

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