NTSB Identification: BFO91FA031.
The docket is stored on NTSB microfiche number 50105.
Accident occurred Thursday, March 14, 1991 in PRINCETON, WV
Probable Cause Approval Date: 08/13/1993
Aircraft: CESSNA 182F, registration: N3529Y
Injuries: 4 Serious.
NTSB investigators either traveled in support of this investigation or conducted a significant amount of investigative work without any travel, and used data obtained from various sources to prepare this aircraft accident report.
THE PILOT WAS ON AN ILS APPROACH WHEN HE ENCOUNTERED AIRFRAME ICING. THE PILOT WAS ADVISED EARLIER OF ICING CONDITIONS IN THE AREA, SO HE DELAYED HIS DESCENT TO MINIMIZE EXPOSURE TO THE CONDITIONS. DURING THE APPROACH SOME OF HIS PASSENGERS NOTICED ICE ACCRETION ON THE AIRFRAME. THE PILOT REPORTED THAT SOON AFTERWARDS, THE AIRPLANE BEGAN TO ROLL FROM LEFT TO RIGHT WITH A SIMULTANEOUS LOSS OF AIRSPEED, DESPITE THE ENGINE OPERATING THE ENTIRE TIME. HE WAS UNABLE TO MAINTAIN ALTITUDE AND THE AIRPLANE DESCENDED BELOW THE CLOUDS OVER A RESIDENTIAL AREA. THE AIRPLANE SUBSEQUENTLY STRUCK TWO HOUSES, COMING TO A STOP WHEN IT STRUCK THE SECOND HOUSE. THE EXAMINATION OF THE AIRPLANE DID NOT DISCLOSE EVIDENCE OF MECHANICAL MALFUNCTION.
The National Transportation Safety Board determines the probable cause(s) of this accident to be: THE PILOT'S INADEQUATE INFLIGHT DECISION WHICH RESULTED IN AIRFRAME ICING.
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