Casualties unknown

Sailplane Collides with Tree and Groundloops During Precautionary Landing (N160AS)

Maricopa, AZ, US

On June 11, 1983, a Let L-13 (registration N160AS) was involved in an aviation accident near Maricopa, AZ. 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 2026-06-10Data APIEditorial standards

A sailplane struck a mesquite bush and groundlooped during a precautionary landing in the desert after encountering a high sink rate and electing to land short of a ridge line.

Flight Details

The pilot of a sailplane reported encountering a high sink rate while gliding at 5,000 feet. A ridge was located between the pilot and the intended route. Faced with this obstacle, the pilot decided to land short of the ridge line in the desert.

Precautionary Landing

During the flare for landing, the sailplane's left wing struck a mesquite bush approximately 8 to 10 feet above ground level. The impact caused the aircraft to spin around and subsequently groundloop. The sailplane also collided with a small tree during the landing sequence.

Weather Conditions

The pilot reported clear skies, gusty winds, and a temperature of 105 degrees Fahrenheit at the time of the incident.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001214X43402. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.