ANC83FA134

NTSB accident investigation · Cessna 150 · Anchorage, AK · July 29, 1983

Accident · No injuriesField investigationFinal report
Date
July 28, 1983, 18:00 local (Jul 29, 1983, 02:00 UTC)
Place
Anchorage, AK
Injuries
2 uninjured
Damage
Substantial damage
Phase of flight
Taxi
Aircraft
N6446KCessna 150
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
NTSB office
Alaska Regional Office
FAA report
19830728038949A
Case key
4044

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

On this page

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/waterTaxi - to takeoff
Weather condition - unfavorable windFactor
Brakes(normal) - improperDual studentCause
Supervision - inadequatePilot in command(cfi)Cause
In flight collision with terrain/waterTaxi - to takeoff
Terrain condition - ditchFactor

Analysis

The acft during taxi to takeoff in a wind of 11 KTS gusting to 19 KTS suddenly went off the taxiway into a 30 ft deep open ditch. This was a dual instructional flt and there was apparently no mechanical malfunctions even though the CFI stated that this acft had two previous brake problems. The brakes were examined and the examination failed to reveal anymechanical failure or malfunction in the system.

Aircraft

Registration
N6446K
Reported as
Cessna 150
Category
Airplane
Serial number
15077707
Airframe hours
4,694
Engine
Lycoming O-200A, 100 horsepower, reciprocating
Damage
Substantial damage
Flight
Instructional · Part 91
Registered owner
Airplane Store
Airworthiness certificate
Standard, Normal
Last inspection
Annual · August 23, 1983 · 56 hours before
Airport
ANC · Anchorage

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
30
Certificates
Commercial, Flight instructor
Airplane ratings
Single-engine land, Multi-engine land, Single-engine sea
Instrument ratings
Airplane
Medical
Class 2, Valid Medical--no waivers/lim.
Seat
Right
Flight hours
1,575 total · 326 in this make and model · 1,221 as pilot in command · 206 in the last 90 days · 100 in the last 30 days · 3 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
200° at 11 knots, gusting 19
Visibility
60 statute miles
Lowest ceiling
None
Temperature
72 °F, dew point 46 °F
Altimeter
29.00 inHg
Observed at
ANC

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 N6446K · 2

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