DEN89LA008

NTSB accident investigation · Cessna T210N · Price, UT · October 6, 1988

Accident · Minor injuriesLimited investigationFinal report
Date
October 6, 1988, 10:15 local (16:15 UTC)
Place
Price, UT
Injuries
1 minor
Damage
Substantial damage
Phase of flight
Enroute
Aircraft
N7335NCessna T210N
Weather
Visual (VMC) · Day
Status
Completed · report December 3, 1989
Report
Approved by Office Director
FAA report
19881006047949A
Case key
17625

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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Analysis

The pilot was performing a business flight over mountainous terrain. About 1 hr into the flight, he noticed smoke or oil vapor in the cockpit. He saw oil on the lower cowling and wing and communicated his position and problem to the salt lake city ARTCC. The engine lost oil pressure and began to run rough with severe vibrations. The plt elected to shut the engine down and land in a clearing. The acft landed wheels up in rough terrain. The fuselage, wings, and firewall were damaged. A post-accident inspection by an FAA airworthiness inspector revealed that an oil line servicing the turbo-charger waste gate had broken and allowed the engine oil to dump. With the oil supply depleted, the number 4 connecting rod bearing seized and the rod broke, knocking a hole in the case. The mechanic reported that the pilot was advised to have the oil line replaced 1.5 hours before this flight.

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
Lubricating system,oil hose - failure,totalCause
Fluid,oil - exhaustionCause
Operation with known deficiencies in equipment - intentionalPilot in commandFactor
Engine assembly,bearing - seized
Engine assembly,connecting rod - fractured
Engine assembly,crankcase - penetrated
Forced landingDescent - emergency
Hard landingLanding - flare/touchdown
Terrain condition - none suitableFactor

Aircraft

Registration
N7335N
Reported as
Cessna T210N
Category
Airplane
Serial number
21063221
Airframe hours
1,640
Engine
Continental TSIO-520-R, 310 horsepower, reciprocating
Damage
Substantial damage
Flight
Business · Part 91
Operator
Stephen, Norman B.
Registered owner
Frac-Tanks, Inc.
Airworthiness certificate
Standard, Normal
Last inspection
Annual · March 22, 1988 · 47 hours before
Departed
EVW · Evanston, WY
Destination
CNY · Moab, UT

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
44
Certificate
Private
Airplane ratings
Single-engine land
Instrument ratings
Airplane
Medical
Class 3, Valid Medical--w/ waivers/lim
Seat
Left
Flight hours
930 total · 345 in this make and model · 28 in the last 90 days · 5 in the last 30 days · 1 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Visibility
60 statute miles
Lowest ceiling
None
Temperature
55 °F

FAA reports on this event · 1

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