CHI93LA058

NTSB accident investigation · Beech 90 · Dixon, IL · December 27, 1992

Accident · No injuriesLimited investigationFinal report
Date
December 27, 1992, 09:15 local (15:15 UTC)
Place
Dixon, IL
Injuries
2 uninjured
Damage
Substantial damage
Phase of flight
Approach
Aircraft
N56KABeech 90
Weather
Visual (VMC) · Day
Status
Completed · report June 21, 1993
Report
Approved by Office Director
FAA report
19921227051689A
Case key
15642

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 instructor pilot not maintaining directional control following engine shut down and not performing remedial action of a power reduction to regain directional control, as prescribed by his company's training manual, once the airplane began to yaw/turn to the left.

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 - in flightGo-around (vfr)
Directional control - not maintainedPilot in command(cfi)Cause
Remedial action - not performedPilot in command(cfi)Cause
In flight collision with terrain/waterDescent - uncontrolled

Analysis

The trainee stated she was flying final approach at 95 KIAS with the power set at approximately 400 pounds of torque. The instructor pilot commanded the trainee to go around. The trainee stated she applied full power. Shortly after the full power application the instructor pilot stated he observed a left yaw. The instructor pilot took control of the airplane and feathered the left prop. The airplane continued its left yaw/turn until ground collision. Approximately 120 degrees to the left of the runway heading. Tear down of the left engine and its controls revealed nothing which would have caused a powerplant failure. The aircraft operating manual states the final approach speed of the airplane should be 96 KIAS. V-mc in the airplane is 86 KIAS.

Aircraft

Registration
N56KA
Reported as
Beech 90
Category
Airplane
Serial number
LW46
Airframe hours
7,385
Engine
P&W PT6-28, 550 horsepower, turbo prop
Damage
Substantial damage
Flight
Instructional · Part 91
Operator
Planemaster Services, Inc.
Registered owner
Planemaster Services, Inc.
Airworthiness certificate
Standard, Normal
Last inspection
AAIP · November 21, 1992
Departed
DPA · West Chicago, IL
Airport
C73 · Dixon Municipal, runway 3, 2,803 × 75 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
38
Certificates
Airline transport, Flight instructor
Airplane ratings
Single-engine land, Multi-engine land
Instrument ratings
Airplane
Medical
Class 1, Valid Medical--no waivers/lim.
Seat
Right
Flight hours
7,100 total · 1,100 in this make and model · 6,750 as pilot in command · 120 in the last 90 days

Weather

Conditions
Visual (VMC) · Day
Wind
180° at 16 knots
Visibility
13 statute miles
Lowest ceiling
None
Temperature
23 °F, dew point 12 °F
Altimeter
30.00 inHg
Observed at
RFD, 27 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.