LAX90DVG03

NTSB accident investigation · Smyth Sidewinder Smyth · Georgetown, CA · March 29, 1990

Accident · Serious injuriesFinal report
Date
March 29, 1990, 14:05 local (22:05 UTC)
Place
Georgetown, CA
Injuries
1 serious
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N23DSmyth Sidewinder Smyth
Weather
Visual (VMC) · Day
Status
Completed · report November 9, 1992
Report
Approved by Office Director
FAA report
19900329006469A
Case key
26571

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 abort his landing and execute a go-around.

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.

Nose overLanding - roll
Airspeed - excessivePilot in commandCause
Go-around - not performedPilot in commandCause
Proper touchdown point - exceededPilot in commandCause

Analysis

The pilot of an experimental aircraft landed long and fast on a 2,950 feet runway. The pilot was unable to stop the aircraft before it proceeded over the bank and came to rest inverted. The pilot stated he should have aborted the landing and executed a go-around. He reported no mechanical problems prior to the crash.

Aircraft

Registration
N23D
Reported as
Smyth Sidewinder Smyth
Category
Airplane
Serial number
212220
Airframe hours
245
Engine
Lycoming IO-290-GHD-2, 130 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Registered owner
Wilbur R. Wallace
Airworthiness certificate
Special, Experimental (Special)
Last inspection
Annual · January 5, 1990 · 8 hours before
Departed
SMF · Sacramento, CA
Airport
Q61 · Georgetown, runway 16, 2,985 × 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
68
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 3, Valid Medical--w/ waivers/lim
Seat
Center
Flight hours
944 total · 8 in this make and model · 899 as pilot in command · 16 in the last 90 days · 9 in the last 30 days · 1 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
Calm
Visibility
30 statute miles
Lowest ceiling
None
Temperature
68 °F
Altimeter
29.00 inHg

FAA reports on this event · 1

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