- Date
- January 19, 2010, 09:30 local (13:30 UTC)
- Place
- Bethel, AK
- Injuries
- 3 uninjured
- Damage
- Substantial damage
- Phase of flight
- Takeoff
- Aircraft
- N20109Cessna 172M
- Defining event
- Takeoff: Loss of control on ground
- Weather
- Visual (VMC) · Day
- Status
- Completed · report May 28, 2010
- Report
- Approved by Office Director
- NTSB office
- Alaska Regional Office
- Parties
- FAA FSDO-03
- FAA report
- 20100119026049A
- Case key
- 75288
From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.
On this page
Probable cause
The pilot's failure to maintain directional control of the airplane during takeoff.
Findings · 2
NTSB’s coded findings. Those marked are part of the probable cause; the rest are factors or other findings. Under each, the cases with the same finding.
Sequence of events
The events NTSB coded, in order, by phase of flight. The defining event is the one that best describes the accident. Under each, the cases with the same event anywhere in their sequence.
Analysis
The commercial pilot was taking off on a passenger flight when the accident occurred. The pilot reported that he lost directional control of the airplane during the takeoff roll, and that the airplane went off the left side of the runway and collided with a snowbank. The airplane sustained structural damage to the fuselage aft of the nosewheel. The pilot reported that after exiting the airplane he discovered that the left main landing gear wheel was locked up and that he was unable to rotate the wheel. The director of operations reported that the left main landing gear wheel and assembly was examined by their mechanics and that no mechanical malfunctions were discovered.
Factual narrative
On January 19, 2010, about 0930 Alaska standard time, a Cessna 172M airplane, N20109, sustained substantial damage when it collided with a snowbank following a loss of control during takeoff at the Bethel Airport, Bethel, Alaska. The airplane was being operated by Yute Air Taxi Inc., Bethel, as Flight 570, a visual flight rules (VFR) passenger flight under Title 14, CFR Part 135, when the accident occurred. The commercial pilot and the two passengers were not injured. Visual meteorological conditions prevailed, and company flight following procedures were in effect. The airplane was bound for Napakiak, Alaska. During a telephone conversation with the National Transportation Safety Board (NTSB) investigator-in-charge (IIC) on January 19, The Director of Operations for the operator said the pilot told him he lost directional control of the airplane during the takeoff roll, and that the airplane went off the left side of the runway, and collided with a snowbank. The director said the airplane sustained structural damage to the fuselage aft of the nose wheel. He said there were no known mechanical problems with the airplane prior to the accident. In a written statement to the NTSB dated January 20, 2010, the pilot reported that after exiting the airplane he discovered that the left main landing gear wheel was locked up, and he was unable to rotate the wheel. In an email to the NTSB dated February 19, 2010, the director of operations reported that the left main landing gear wheel and assembly had been examined by their mechanics, and no mechanical malfunctions were discovered.
Aircraft
- Registration
- N20109
- Reported as
- Cessna 172M
- Category
- Airplane
- Serial number
- 17261017
- Airframe hours
- 17,655
- Engine
- Lycoming O-320 SERIES, 180 horsepower, reciprocating
- Damage
- Substantial damage
- Flight
- Part 135
- Operator
- Yute Air Taxi, doing business as Yute Air Taxi
- Registered owner
- Bethel Leasing LLC
- Airworthiness certificate
- Standard, Normal
- Last inspection
- 100 hour · November 29, 2009
- Departed
- PABE · Bethel, AK
- Destination
- PANA · Napakiak, AK
- Flight plan
- Company VFR
- Airport
- PABE · Bethel, runway 01, 6,400 × 150 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
- 25
- Injuries
- None
- Certificates
- Flight instructor, Commercial
- Airplane ratings
- Single-engine land, Multi-engine land
- Instrument ratings
- Airplane
- Medical
- Class 1, With waivers/limitations
- Last flight review
- May 1, 2009
- Seat
- Left
- Flight hours
- 1,180 total · 650 in this make and model
Weather
- Conditions
- Visual (VMC) · Day
- Wind
- 10° at 15 knots
- Visibility
- 4 statute miles
- Lowest ceiling
- 4,100 ft overcast
- Temperature
- -0 °F, dew point -8 °F
- Altimeter
- 29.19 inHg
- Observed at
- BET
Docket · 2
The files NTSB released with the investigation on April 2, 2010, on NTSB’s docket system: statements, records, photos and specialists’ reports. 680 KB in all.
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 N20109 · 1
Matched to the same aircraft by N-number and date.