Casualties unknown

Night Cross-Country Flight Ends in Forced Landing Due to Fuel Exhaustion (N46383)

Granbury, TX, US

On November 26, 1990, a Cessna 172 (registration N46383) operated by John Grosboll was involved in an aviation accident near Granbury, TX. Investigators recorded the probable cause as: The pilot's failure to ensure adequate fuel supply for the flight, resulting in fuel exhaustion and a total loss of engine power. 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.

Sourcesthe U.S. National Transportation Safety Board (NTSB) historical archivePrimary reportUpdated 2026-06-19Data APIEditorial standards

A private pilot flying at night with no instrument rating experienced total engine power loss after over four hours since refueling, resulting in a forced landing in high vegetation.

What happened

The incident involved a non-instrument rated private pilot conducting a night cross-country flight. The timeline of the event is critical to understanding the sequence of failures that led to the accident. Approximately four hours and twenty-one minutes had passed since the pilot departed from his last refueling stop. During this extended period, the aircraft was operating on its remaining fuel supply without any additional replenishment.

The airplane was positioned on an extended base leg for landing when a total loss of engine power occurred. With no power available to maintain altitude or maneuver effectively, the pilot executed a forced landing. The aircraft came to rest in an area characterized by high vegetation, which likely complicated the aftermath and potential recovery efforts.

The investigation

Following the incident, investigators examined the wreckage and the fuel system of the aircraft. A thorough inspection revealed that both fuel tanks were found to be empty. This physical evidence confirmed that no fuel remained in the tanks at the time of the power loss. Additionally, the fuel selector was discovered to be in the "both" position, indicating that the pilot had selected a configuration intended to draw from all available sources.

Findings

The primary factor contributing to this accident was fuel exhaustion. The combination of a long duration since the last refueling and the lack of instrument rating for night flight conditions created a high-risk scenario. The pilot failed to manage fuel resources adequately, leading to a complete depletion of fuel reserves. This resulted in a total engine power loss during a critical phase of flight near the end of the journey.

Safety message

This incident highlights the importance of rigorous pre-flight planning and fuel management, especially for non-instrument rated pilots flying at night. Pilots must ensure they have sufficient fuel reserves and are aware of their consumption rates to avoid fuel exhaustion during extended flights.

Probable cause

The pilot's failure to ensure adequate fuel supply for the flight, resulting in fuel exhaustion and a total loss of engine power.

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Frequently asked questions

What happened in the 26 Nov 1990 Cessna 172 accident near Granbury, TX?

A private pilot flying at night with no instrument rating experienced total engine power loss after over four hours since refueling, resulting in a forced landing in high vegetation.

What aircraft was involved and where did it happen?

The accident on 26 Nov 1990 involved a Cessna 172, registration N46383, operated by John Grosboll, at Granbury, TX.

What was the probable cause of the accident?

The pilot's failure to ensure adequate fuel supply for the flight, resulting in fuel exhaustion and a total loss of engine power.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001212X24619. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.