LAX01LA020

NTSB accident investigation · Ryan ST3KR · Georgetown, CA · October 21, 2000

Accident · FatalLimited investigationFinal report
Date
October 21, 2000, 15:45 local (22:45 UTC)
Place
Georgetown, CA
Injuries
1 fatal, 1 serious
Damage
Destroyed
Phase of flight
Initial climb
Aircraft
N50870Ryan ST3KR
Weather
Visual (VMC) · Day
Status
Completed · report November 23, 2001
Report
Approved by Office Director
FAA report
20001021040419A
Case key
50504

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 airplane's encounter with a strong updraft at the end of the runway that induced an increase in the wing's angle of attack to the critical point, which resulted in an inadvertent stall and spin.

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 - in flightTakeoff - initial climb
Weather condition - updraft
Airspeed(vs) - not maintainedPilot in commandCause
Stall/spin - inadvertentPilot in commandCause
In flight collision with terrain/waterDescent - uncontrolled

Analysis

The pilot said that on initial climb after takeoff the airplane remained in ground effect until reaching the end of the runway. Thereafter, the airplane stalled and spun after encountering a strong updraft. It impacted a steep, wooded hillside area. The pilot said there were no mechanical problems with the airplane.

Factual narrative

On October 21, 2000, about 1545 hours Pacific daylight time, a Ryan ST3KR, N50870, was destroyed when it collided with trees 1 minute after departing from the airport at Georgetown, California. The private pilot/owner was operating the airplane under the provisions of 14 CFR Part 91. The pilot sustained serious injuries and his passenger sustained fatal injuries. Visual meteorological conditions prevailed for the personal flight, destined for Jackson, California, and no flight plan had been filed.

The pilot stated that on initial climb from runway 34, he remained in ground effect until the end of the runway. The airplane encountered a strong updraft at the end of the runway, stalled, and spun into the trees. The airplane impacted the ground in a steep, wooded area, and was destroyed. The pilot also stated that there were no mechanical irregularities.

Aircraft

Registration
N50870
Reported as
Ryan ST3KR
Category
Airplane
Serial number
1042
Engine
Kinner R-55, 160 horsepower, reciprocating
Damage
Destroyed
Flight
Personal · Part 91
Registered owner
Jeffrey M. Skeen
Airworthiness certificate
Standard, Normal
Departed
Q61
Destination
O70 · Jackson, CA
Airport
Q61 · Georgetown, runway 34, 3,000 × 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
51
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 3, Valid Medical--w/ waivers/lim
Seat
Rear
Flight hours
1,507 total · 66 in this make and model · 90 in the last 90 days · 32 in the last 30 days

Weather

Conditions
Visual (VMC) · Day
Wind
60° at 9 knots
Visibility
10 statute miles
Lowest ceiling
1,700 ft overcast
Temperature
77 °F, dew point 61 °F
Altimeter
29.00 inHg
Observed at
AUN, 12 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.