Casualties unknown

1990-11-25: Cessna 170 (N4030V) — Theodore F. Monroe — 40 W OF Clear, AK

40 W OF Clear, AK, US

On November 25, 1990, a Cessna 170 (registration N4030V) operated by Theodore F. Monroe was involved in an aviation accident near 40 W OF Clear, AK. Investigators recorded the probable cause as: THE NON-INSTRUMENT RATED PILOT-IN-COMMAND'S LOSS OF CONTROL WHILE ATTEMPTING TO OPERATE UNDER VISUAL FLIGHT RULE WHILE IN INSTRUMENT METEOROLOGICAL CONDITIONS. This summary draws on records from the U.S. National Transportation Safety Board (NTSB) historical archive.

Sourcesthe U.S. National Transportation Safety Board (NTSB) historical archivePrimary reportUpdated 1781061362Data APIEditorial standards

An aircraft landed and later departed Wien Lake in poor visibility with snow; witnesses heard full engine power then a thump, after which all engine noise ceased. No mechanical issues found; pilot not instrument rated.

Accident Overview

On an unspecified date, an airplane landed at Wien Lake at 1200 Alaska Standard Time (A.S.T.) and departed again at 1330 A.S.T. Witnesses present at the lake described the weather as very poor during both phases, with visibility reported as 600 feet and falling, blowing snow.

Witness Accounts

According to witnesses, they were unable to see the entire takeoff run due to the low visibility. They reported hearing the engine operating at what they described as full power until a loud thump was heard, after which all engine noise ceased. No further details about the aircraft's movement or condition after the sound were provided by the witnesses.

Aircraft and Pilot Information

No official weather observation station exists at the accident site. An examination of the airplane found no mechanical irregularities. The pilot-in-command was not instrument rated. No other information regarding the aircraft type, registration, operator, or occupants is available from the source.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001212X24552. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.