Casualties unknown

Airplane Collides with Terrain During ILS Approach (N71779)

North Bend, OR, US

On April 11, 1990, a Cessna 182M (registration N71779) operated by Delchini, Mario J was involved in an aviation accident near North Bend, OR. Investigators recorded the probable cause as: THE PILOT DID NOT FOLLOW THE PUBLISHED IFR PROCEDURE. 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 2026-07-04Data APIEditorial standards

During a cross-country flight, a pilot was cleared for an ILS approach. After a missed approach and holding, the pilot turned inbound without completing the procedure turn at an altitude 3,000 feet above the minimum, descended below radar coverage, and collided with hilly terrain northeast of the runway.

Accident Overview

An accident occurred at the end of a cross-country flight when the pilot was cleared for the Instrument Landing System (ILS) approach to Runway 4. The pilot initiated a missed approach during the first attempt and was instructed to hold at the final approach fix (FAF). After holding, the pilot received clearance for the ILS approach a second time.

Sequence of Events

The pilot then turned toward the airport without completing the published procedure turn and proceeded inbound to the runway at an altitude 3,000 feet above the minimum published altitude for the approach. Radar returns indicate that the flight was established on the localizer. Radar contact was lost when the airplane descended below 3,100 feet and was directly over the runway.

Collision

The airplane collided with hilly terrain approximately 2 miles northeast of the runway on a heading of 40 degrees.

Frequently asked questions

What happened in the 11 Apr 1990 Cessna 182M accident near North Bend, OR?

During a cross-country flight, a pilot was cleared for an ILS approach. After a missed approach and holding, the pilot turned inbound without completing the procedure turn at an altitude 3,000 feet above the minimum, descended below radar coverage, and collided with hilly terrain northeast of the runway.

What aircraft was involved and where did it happen?

The accident on 11 Apr 1990 involved a Cessna 182M, registration N71779, operated by Delchini, Mario J, at North Bend, OR.

What was the probable cause of the accident?

THE PILOT DID NOT FOLLOW THE PUBLISHED IFR PROCEDURE.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001212X23025. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.