On November 20, 1992, a Cessna 172N (registration N737WZ) was involved in an aviation accident near Tehachapi, CA. Investigators recorded the probable cause as: THE PILOT'S DECISION TO CRUISE AT AN ALTITUDE INADEQUATE TO ENSURE TERRAIN CLEARANCE. FACTORS WHICH CONTRIBUTED TO THE ACCIDENT WERE: THE PILOT'S FAILURE TO OBTAIN A PREFLIGHT WEATHER BRIEFING, THE DARK NIGHT, AND LIKELY INSTRUMENT METEOROLOGICAL CONDITIONS. This summary draws on records from the U.S. National Transportation Safety Board (NTSB) historical archive; 1 related events involving the same aircraft type or operator are linked below.
An airplane impacted a 7,800-foot mountain at the 6,400-foot level, approximately one mile north of the planned route. Both occupants survived the crash but might have if rescued promptly.
Accident Details
The airplane impacted a 7,800-foot mountain at the 6,400-foot level, approximately one mile north of the planned route. The pilot had flown the course over 100 times in the previous six months. Witnesses reported that instrument meteorological conditions prevailed over the mountainous flight route. The pilot had on previous occasions given dual instrument flight instruction to passengers during air taxi cargo flights in instrument meteorological conditions.
Survival and Rescue Efforts
Evidence shows that both occupants survived the crash. The forensic pathologist who performed the autopsies reported that the occupants might have survived if they had been promptly rescued. An emergency locator transmitter signal was first heard at 1815. At 1900, the Federal Aviation Administration received a telephone call from a concerned relative of the pilot. At 1956, a Navy pilot reported that he had picked up a mayday call. The rescue coordination center at Scott Air Force Base opened the incident case for the accident airplane following receipt of notification from the FAA at 2001. The wreckage was found the following day at 1735.
What happened in the 20 Nov 1992 Cessna 172N accident near Tehachapi, CA?
An airplane impacted a 7,800-foot mountain at the 6,400-foot level, approximately one mile north of the planned route. Both occupants survived the crash but might have if rescued promptly.
What aircraft was involved and where did it happen?
The accident on 20 Nov 1992 involved a Cessna 172N, registration N737WZ, at Tehachapi, CA.
What was the probable cause of the accident?
THE PILOT'S DECISION TO CRUISE AT AN ALTITUDE INADEQUATE TO ENSURE TERRAIN CLEARANCE. FACTORS WHICH CONTRIBUTED TO THE ACCIDENT WERE: THE PILOT'S FAILURE TO OBTAIN A PREFLIGHT WEATHER BRIEFING, THE DARK NIGHT, AND LIKELY INSTRUMENT METEOROLOGICAL CONDITIONS.
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