FTW98LA397

NTSB accident investigation · Stinson 108-1 · Tahlequah, OK · September 12, 1998

Accident · No injuriesLimited investigationFinal report
Date
September 12, 1998, 11:00 local (16:00 UTC)
Place
Tahlequah, OK
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Takeoff
Aircraft
N8548KStinson 108-1
Weather
Visual (VMC) · Day
Status
Completed · report February 16, 2001
Report
Approved by Office Director
FAA report
19980912023799A
Case key
43918

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 pilot's failure to maintain directional control of the aircraft during takeoff. A factor was the gusty wind conditions at the time of the accident.

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 - roll/run
Directional control - not maintainedPilot in commandCause
Weather condition - gustsFactor
In flight collision with terrain/waterDescent - uncontrolled

Analysis

The pilot lost control of the airplane during takeoff from runway 17 when a gust of wind pitched the airplane to a 25-30 degrees nose up attitude and rolled the airplane right. The pilot lowered the nose of the aircraft; however, the airplane drifted to the right side of the runway where it impacted the ground with the right wing and subsequently came to rest inverted. The nearest weather observation facility is located at Davis Field near Muskogee, Oklahoma, which is 23 nautical miles southwest of Tahlequah Municipal Airport. At 0953 the facility recorded the winds at 110 degrees at 14 knots, gusting to 23 knots. A witness stated that he saw 'dust devils' in the vicinity of the airport at the time of the accident.

Factual narrative

On September 12, 1998, at 1100 central daylight time, a Stinson 108-1 tail-wheel equipped airplane, N8548K, was substantially damaged upon impact with the ground during takeoff from the Tahlequah Municipal Airport near Tahlequah, Oklahoma. The non-instrument rated commercial pilot, who was the owner of the airplane, was not injured. Visual meteorological conditions prevailed and a flight plan was not filed for the Title 14 CFR Part 91 flight destined for Okemah, Oklahoma.

During a telephone interview, conducted by the investigator-in-charge, the pilot stated that an annual inspection had just been completed on the airplane and he planned to fly the airplane back to its home base. The pilot stated that the run-up and systems check were normal.

The pilot stated that during the takeoff roll from runway 17, approximately at rotation speed, a "gust of wind pitched the nose up 25-30 degrees and raised the left wing." The pilot lowered the nose but the airplane drifted to the right side of the runway where it impacted the ground with the right wing, rolled over to the right, impacted the left wing and came to rest inverted.

Examination of the aircraft by the FAA inspector revealed no anomalies in the flight control system. The FAA inspector confirmed that the vertical stabilizer and wing spars were bent and the right wing lift strut was broken.

The FAA inspector interviewed a witness that stated he saw "dust devils" in the vicinity of the airport at the time of the accident.

The nearest weather observation facility is located at Davis Field near Muskogee, Oklahoma, which is 23 nautical miles southwest of Tahlequah Municipal Airport. At 0953 the facility recorded the winds at 110 degrees at 14 knots, gusting to 23 knots.

Aircraft

Registration
N8548K
Reported as
Stinson 108-1
Category
Airplane
Serial number
1548
Airframe hours
2,916
Engine
Franklin 6A4150 B-3, 150 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Registered owner
Herbert Rakestraw
Airworthiness certificate
Standard, Normal
Last inspection
Annual · September 9, 1998 · 0 hours before
Departed
H73
Destination
F81 · Okemah, OK
Airport
H73 · Tahlequah, runway 17, 4,000 × 75 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
71
Certificate
Commercial
Airplane ratings
Single-engine land, Multi-engine land
Medical
Class 3, Valid Medical--w/ waivers/lim
Seat
Left
Flight hours
1,211 total · 70 in this make and model · 4 in the last 90 days · 1 in the last 30 days

Weather

Conditions
Visual (VMC) · Day
Wind
110° at 14 knots, gusting 23
Visibility
10 statute miles
Lowest ceiling
None
Temperature
81 °F, dew point 66 °F
Altimeter
29.00 inHg
Observed at
MKO, 23 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.