ANC85LA067

NTSB accident investigation · Cessna 150D · Wasilla, AK · April 21, 1985

Accident · No injuriesLimited investigationFinal report
Date
April 21, 1985, 18:30 local (22:30 UTC)
Place
Wasilla, AK
Injuries
2 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N5947TCessna 150D
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
NTSB office
Alaska Regional Office
FAA report
19850421015909A
Case key
4480

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.

Nose gear collapsedLanding - roll
Landing gear,nose gear - overloadFactor
Runway maintenance - uncontrolledAirport personnelCause
Landing gear,nose gear - failure,totalFactor
Visual lookout - reducedPilot in commandCause
Runway maintenance - not identifiedPilot in commandCause
Terrain condition - softFactor

Analysis

The primary cause of this accident was the airplane striking the soft spot on the runway. Underlying factors were the pilot in command's inability to distinguish the soft runway surface from surrounding runway surfaces, and the unusually warm temperatures for that time of the year.

Aircraft

Registration
N5947T
Reported as
Cessna 150D
Category
Airplane
Serial number
15060647
Airframe hours
2,950
Engine
Continental O-200-A, 100 horsepower, reciprocating
Damage
Substantial damage
Flight
Instructional · Part 91
Operator
Flight Flying W School
Registered owner
Walt Warner
Airworthiness certificate
Standard, Normal
Departed
Z16 · Wasilla, AK
Destination
Z16 · Wasilla, AK
Airport
Z16 · Wasilla, runway 23, 2,100 × 90 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
30
Certificates
Flight instructor, Commercial
Airplane ratings
Single-engine land, Multi-engine sea, Single-engine sea
Instrument ratings
Airplane
Medical
Class 2, Valid Medical--no waivers/lim.
Seat
Right
Flight hours
780 total · 780 in this make and model · 625 as pilot in command · 84 in the last 90 days · 7 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
200° at 5 knots
Visibility
90 statute miles
Lowest ceiling
None
Temperature
45 °F

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 N5947T · 2

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