CHI93LA064

NTSB accident investigation · Cessna T210K · Metropolis, IL · January 5, 1993

Accident · No injuriesLimited investigationFinal report
Date
January 5, 1993, 08:40 local (14:40 UTC)
Place
Metropolis, IL
Injuries
2 uninjured
Damage
Substantial damage
Phase of flight
Enroute
Aircraft
N732FBCessna T210K
Weather
Visual (VMC) · Day
Status
Completed · report November 3, 1993
Report
Approved by Office Director
FAA report
19930105000579A
Case key
15645

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 fatigue failure of the exhaust valve.

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) - mech failure/malfCruise - normal
Engine assembly,valve,exhaust - fatigue
Engine assembly,valve,exhaust - failure,totalCause
Emergency procedure - performedPilot in command
Weather condition - cloudsFactor
Forced landingDescent - emergency
Terrain condition - none suitable

Analysis

The pilot stated while operating in cruise flight at 9,000 feet on an IFR flight plan, the engine '...gave a jolt and failed.' He requested and received vectors towards the nearest airport. He reported he broke out of the clouds at 1,700 feet MSL over hilly wooded terrain. He made a forced landing in a small, muddy corn field. The airplane nosed over during an intentional ground loop to avoid trees at the end of the field. Postaccident examination revealed the loss of engine power was due to a failed exhaust valve in the #2 cylinder. Metallurgical examination of the fractured valve revealed fatigue cracking initiating from multiple origins on opposite sides of the fracture face. The engine had 1869 hours total time, with 671 hours since major overhaul. Examination revealed no material imperfections, and the material hardness exceeded manufacturer's minimum specifications.

Aircraft

Registration
N732FB
Reported as
Cessna T210K
Category
Airplane
Serial number
21061471
Airframe hours
1,869
Engine
Continental TSIO-520-B, 285 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Operator
William E. Dill
Registered owner
Bowles, Myron
Airworthiness certificate
Standard, Normal
Last inspection
100 hour · December 21, 1992 · 98 hours before
Departed
C24 · Downer'S Grove, IL
Destination
HAB · Hamilton, AL
Flight plan
IFR

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
59
Certificate
Airline transport
Airplane ratings
Single-engine land, Single-engine sea, Multi-engine land
Instrument ratings
Airplane
Medical
Class 2, Valid Medical--w/ waivers/lim
Seat
Left
Flight hours
16,100 total · 597 in this make and model · 15,503 as pilot in command · 156 in the last 90 days · 41 in the last 30 days · 2 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
10° at 8 knots
Visibility
8 statute miles
Lowest ceiling
1,100 ft overcast
Temperature
32 °F, dew point 27 °F
Altimeter
30.00 inHg
Observed at
PAH, 10 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.