LAX92FA135

NTSB accident investigation · Cessna 150 · Williams, AZ · March 4, 1992

Accident · FatalField investigationFinal report
Date
March 4, 1992, 12:30 local (19:30 UTC)
Place
Williams, AZ
Injuries
2 fatal
Damage
Destroyed
Phase of flight
Enroute
Aircraft
N7933ECessna 150
Weather
Instrument (IMC) · Day
Status
Completed · report June 30, 1993
Report
Approved by Office Director
FAA report
19920304005039A
Case key
27408

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 inadequately evaluating the weather condition, and the pilot's inflight decision to continue flight into adverse weather conditions. Factors in this accident were the pilot's visual lookout ability being restricted by the prevailing weather conditions of reduced visibility, fog and snow.

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.

In flight collision with objectCruise
Weather condition - fogFactor
Weather condition - snowFactor
Weather condition - low ceilingFactor
In-flight planning/decision - poorPilot in commandCause
Vfr flight into imc - attemptedPilot in commandCause
Visual lookout - restrictedPilot in commandFactor
Object - wire,static
In flight collision with terrain/waterDescent - uncontrolled

Analysis

According to witnesses located on the ground, the accident airplane was flying in an easterly direction at about 100 feet above the ground and was following an interstate highway. According to the witnesses and noted wire strikes, the airplane struck a static wire at about 127 feet above the ground. The airplane entered an uncontrolled descent and impacted the ground on the highway's median strip in a near vertical, nose down attitude. The weather at the time according to witnesses and a weather reporting station located 35 miles to the east, was partial obscuration, 400 feet scattered, 2 miles visibility restricted by light snow showers, fog and drizzle. The temperture was 35 degrees and the dew point was 34.

Aircraft

Registration
N7933E
Reported as
Cessna 150
Category
Airplane
Serial number
17733
Airframe hours
4,480
Engine
Continental O-200-A, 100 horsepower, reciprocating
Damage
Destroyed
Flight
Personal · Part 91
Operator
Lee L. Brown
Registered owner
Lee L. Brown
Airworthiness certificate
Standard, Normal
Last inspection
Annual · March 15, 1992 · 88 hours before

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
62
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 3, Valid Medical--w/ waivers/lim
Seat
Left
Toxicology
Performed
Flight hours
922 total

Weather

Conditions
Instrument (IMC) · Day
Wind
210° at 6 knots, gusting 12
Visibility
2 statute miles
Lowest ceiling
900 ft overcast
Temperature
36 °F, dew point 34 °F
Altimeter
29.00 inHg
Observed at
FLG, 32 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.

Other investigations on N7933E · 1

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