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Status Accident investigation report completed and information captured
Date Thursday 12 July 1990
Time 07:18
Type Silhouette image of generic P210 model; specific model in this crash may look slightly different    
Cessna P210R
Operator Great Western Aviation
Registration N6203A
MSN P2100870
Year of manufature
Engines Continental TSIO-520-CE
Crew Fatalities: / Occupants:
Passengers Fatalities: / Occupants:
Total occupants Fatalities: 1 / Occupants: 2
Aircraft damage Destroyed
Location Ogden, UT   United States of America
Phase En route
Nature Ferry/positioning
Departure Airport Ogden, UT (OGD)
Destination Airport Dutch John, UT (334)
Narrative THE TWO PLTS HAD DEPARTED ON A FLT TO GET TWO REVENUE PASSENGERS. THE LEFT SEAT PLT WAS AT THE CTLS WHEN A LOSS OF ENG POWER OCCURRED. HE MADE A 180 DEG TURN & WAS GLIDING DOWN A CANYON WHEN IT STRUCK AN UNMARKED POWER LINE AT THE MOUTH OF THE CANYON. IMPACT OCCURRED ABOUT 100 TO 200 FT AGL. A POST-ACDNT EXAM OF THE ENG REVEALED EVIDENCE OF DETONATION/PREIGNITION & EXCESSIVE HEATING IN THE #1 CLYINDER & SUBSEQUENT FAILURE OF THE #1 PISTON. CAUSE: FAILURE OF THE #1 PISTON DUE TO PRE-IGNITION/DETONATION IN THE #1 CYLINDER, AND INADEQUATE VISUAL LOOKOUT BY THE PILOT (HIS FAILURE TO SEE-AND-AVOID THE OBSTRUCTION). THE OBSTRUCTION (POWER LINE) WAS A RELATED FACTOR.

sources

NTSB: https://www.ntsb.gov/ntsb/brief.asp?ev_id=20001212X23670

ACCIDENT INVESTIGATION

Final report

Investigating agency: NTSB

Report nr: DEN90FA159

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Safety recommendations

Revision History

Date/time Contributor Updates
24-Oct-2008 10:30 ASN archive Added
21-Dec-2016 19:23 ASN Update Bot Updated [Time, Damage, Category, Investigating agency]

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