ANC98LA134

NTSB accident investigation · Cessna 185E · Talkeetna, AK · September 1, 1998

Accident · No injuriesLimited investigationFinal report
Date
August 31, 1998, 17:50 local (Sep 1, 1998, 01:50 UTC)
Place
Talkeetna, AK
Injuries
5 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N333DGCessna 185E
Weather
Visual (VMC) · Day
Status
Completed · report March 30, 2000
Report
Approved by Office Director
NTSB office
Alaska Regional Office
FAA report
19980831029939A
Case key
43876

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 resulting in a inadvertent ground loop. A contributing factor was the induced pressure on the pilot by a sick passenger.

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
Pressure induced by conditions/eventsPilot in commandFactor
Ground loop/swerve - inadvertentPilot in command

Analysis

The 23 year old commercial pilot was landing a tailwheel equipped airplane on a gravel runway. The pilot stated that the touchdown and the landing roll were uneventful, until the airplane's nose veered slightly to the right. He said he compensated by applying left rudder, but the airplane suddenly ground looped to the right. The left wing and left elevator collided with the runway during the ground loop, and both sustained substantial damage. The pilot reported that during the ground loop, the left wheel casting separated. In the NTSB Pilot/Operator report, the Chief Pilot stated that the flight was returning to Talkeetna earlier than scheduled with a sick passenger aboard. He said that the pilot intended to land in the gravel area just short of the paved runway, eliminating the need to back taxi, and allowing the sick passenger to exit the airplane sooner. The operator reported that during touchdown, the pilot landed sideways, and the left wheel casting separated. Wind conditions at the time of the accident were reported to be calm.

Factual narrative

On August 31, 1998, about 1750 Alaska daylight time, a wheel equipped Cessna 185E airplane, N333DG, sustained substantial damage while landing at the Talkeetna Airport, Talkeetna, Alaska. The airplane was being operated as a visual flight rules (VFR) local area flightseeing flight under Title 14, CFR Part 135, when the accident occurred. The certificated commercial pilot, and the four passengers aboard, were not injured. Visual meteorological conditions prevailed, and a company flight plan was filed.

During a telephone conversation with the National Transportation Safety Board investigator-in-charge, on August 31, the pilot reported that he had just landed on runway 18. The pilot stated that the touchdown and the landing roll were uneventful, until the airplane's nose veered slightly to the right. He said he compensated by applying left rudder, but the airplane suddenly ground looped to the right. The left wing and left elevator collided with the runway during the ground loop, and both sustained substantial damage.

The pilot reported that during the ground loop, the left wheel casting separated, and was found about 20 feet behind the accident site.

In the NTSB Pilot/Operator report, the Chief Pilot reported that the flight was returning to Talkeetna earlier than scheduled due to a sick passenger aboard. He said that the pilot intended to land in the gravel area just short of the paved runway, eliminating the need to back taxi, and allow the sick passenger exit the airplane sooner. He reported that during touchdown, the pilot landed sideways, and the left wheel casting separated.

Wind conditions at the time of the accident were reported to be calm.

Aircraft

Registration
N333DG
Reported as
Cessna 185E
Category
Airplane
Serial number
18503234
Airframe hours
5,073
Engine
Continental IO-520-D, 300 horsepower, reciprocating
Damage
Substantial damage
Flight
Part 135
Registered owner
Doug Geeting Aviation
Airworthiness certificate
Standard, Normal
Last inspection
100 hour · July 18, 1998 · 88 hours before
Departed
TKA
Destination
TKA
Flight plan
Company VFR
Airport
TKA · Talkeetna, runway 18, 3,500 × 75 ft, gravel

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
23
Certificate
Commercial
Airplane ratings
Single-engine land, Single-engine sea
Instrument ratings
Airplane
Medical
Class 2, Valid Medical--no waivers/lim.
Seat
Left
Flight hours
755 total · 200 in this make and model · 500 as pilot in command · 170 in the last 90 days · 91 in the last 30 days · 3 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
Calm
Visibility
10 statute miles
Lowest ceiling
1,000 ft overcast
Temperature
59 °F, dew point 46 °F
Altimeter
29.00 inHg
Observed at
TKA

FAA reports on this event · 1

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

Other investigations on N333DG · 2

Matched to the same aircraft by N-number and date.