MIA91LA103

NTSB accident investigation · Cessna 150L · Miami, FL · March 19, 1991

Accident · No injuriesLimited investigationFinal report
Date
March 19, 1991, 08:05 local (13:05 UTC)
Place
Miami, FL
Injuries
2 uninjured
Damage
Substantial damage
Phase of flight
Maneuvering
Aircraft
N10629Cessna 150L
Weather
Visual (VMC) · Day
Status
Completed · report January 25, 1993
Report
Approved by Office Director
FAA report
19910319006109A
Case key
32835

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

Total loss of engine power due to inadvertent use of the mixture control by the student, inadequate supervision by the CFI, and delayed remedial action by the CFI resulting in the off airport landing.

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 engine power(total) - nonmechanicalManeuvering
Mixture - inadvertent useDual studentCause
Supervision - inadequatePilot in command(cfi)Cause
Remedial action - delayedPilot in command(cfi)Cause
Forced landingDescent - emergency
In flight collision with terrain/waterLanding
Terrain condition - high vegetation
Terrain condition - ground

Analysis

The CFI pulled the throttle to idle to simulate an eng failure but during the emergency procedures, the student pulled the mixture to the idle cutoff position. The CFI did not notice this until the eng did not respond when the student applied the throttle to go-around. At that time the acft was just above sawgrass & the CFI pushed the mixture to the full rich position & the eng did start but not before the main landing gear contacted the sawgrass.

Aircraft

Registration
N10629
Reported as
Cessna 150L
Category
Airplane
Serial number
15074933
Engine
Continental O-200A, 100 horsepower, reciprocating
Damage
Substantial damage
Flight
Instructional · Part 91
Operator
Adf Airways, Inc.
Registered owner
Silver Express Avn Co.
Departed
TMB · Miami, FL

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
Certificates
Flight instructor, Commercial
Airplane ratings
Multi-engine land, Single-engine land
Instrument ratings
Airplane
Medical
Class 1, Valid Medical--no waivers/lim.
Flight hours
315 total · 26 in this make and model · 260 as pilot in command · 18 in the last 90 days · 18 in the last 30 days

Weather

Conditions
Visual (VMC) · Day
Wind
315° at 5 knots
Visibility
10 statute miles
Lowest ceiling
None
Temperature
79 °F, dew point -0 °F

FAA reports on this event · 1

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