LAX98LA100

NTSB accident investigation · Ryan PT22-ST3KR · Davis, CA · March 1, 1998

Accident · No injuriesLimited investigationFinal report
Date
March 1, 1998, 13:00 local (21:00 UTC)
Place
Davis, CA
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N57085Ryan PT22-ST3KR
Weather
Visual (VMC) · Day
Status
Completed · report February 15, 2001
Report
Approved by Office Director
FAA report
19980301008369A
Case key
30040

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 failure of the pilot to maintain directional control of the aircraft on the landing roll.

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
Directional control - not maintainedPilot in commandCause
Ground loop/swerve - not correctedPilot in command
Nose overLanding - roll
Terrain condition - soft

Analysis

The pilot was performing a wheel landing and said that when he lowered the tail, the aircraft veered off to the left side of the runway. He reported that he then added power, but the aircraft was already in the soft mud. The aircraft then nosed over and came to rest inverted. In his written report, the pilot said there were no mechanical malfunctions with the aircraft.

Factual narrative

On March 1, 1998, at 1300 hours Pacific standard time, a Ryan PT22-ST3KR, N57085, veered off the runway and nosed over during the landing roll at the Davis, California, airport. The aircraft sustained substantial damage and the pilot/owner, the sole occupant, was not injured. The personal flight originated at the Vacaville, California, airport at 1200 and was terminating at the time of the accident. Visual meteorological conditions prevailed and no flight plan was filed.

According to the pilot, he was performing a wheel landing on runway 34. The pilot stated that when he lowered the tail, the aircraft veered off to the left side of the runway. He reported that he then added power, but the aircraft was already in the soft mud. The aircraft then nosed over and came to rest inverted. In his written report, the pilot said there were no mechanical malfunctions with the aircraft.

Aircraft

Registration
N57085
Reported as
Ryan PT22-ST3KR
Category
Airplane
Serial number
2136
Airframe hours
3,572
Engine
Kinner R-56, 160 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Registered owner
James Dawson
Airworthiness certificate
Standard, Normal
Last inspection
Annual · October 14, 1997 · 5 hours before
Departed
O45 · Vacaville, CA
Airport
2Q3 · Yolo Co. - Davis/Woodland, runway 34, 6,000 × 100 ft, asphalt

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
53
Certificates
Flight engineer, Airline transport
Airplane ratings
Single-engine land, Multi-engine land
Instrument ratings
Airplane
Medical
Class 2, Valid Medical--w/ waivers/lim
Seat
Front
Flight hours
18,042 total · 110 in this make and model · 3,663 as pilot in command · 170 in the last 90 days · 72 in the last 30 days

Weather

Conditions
Visual (VMC) · Day
Wind
250° at 5 knots
Visibility
5 statute miles
Lowest ceiling
20,000 ft broken
Temperature
57 °F, dew point 45 °F
Altimeter
30.00 inHg
Observed at
SMF, 18 nm away

FAA reports on this event · 1

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