1 fatality

Aircraft Strikes Cable During Fog Encounter; Passenger Killed, Pilot Injured (N5770U)

Montmorenci, IN, US

On August 11, 1984, a Piper PA28-140E (registration N5770U) operated by T. L. Smith was involved in an aviation accident near Montmorenci, IN. One person was killed. 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

A cross-country flight ended when the aircraft descended into a high-tension cable in heavy fog. The pilot was seriously injured and the passenger died.

Accident Overview

A personal transportation flight ended in a collision with a cable while the pilot attempted to return to visual flight conditions. The aircraft crashed during a cross-country flight, resulting in serious injury to the pilot and fatal injury to the passenger.

Preflight Actions

Before departure, the pilot telephoned a relative at the destination, located 118 miles away. The relative informed the pilot that the weather at the destination (Brazil) was good. The pilot did not obtain a weather briefing and did not file a flight plan.

Flight and Encounter with Fog

The pilot stated that he departed in visual flight rules (VFR) conditions. While cruising between 1,800 and 2,000 feet, the aircraft entered heavy fog. At that time, the aircraft was approximately 69 miles south of the destination. The pilot began a left turn with the intention of returning to VFR conditions.

Collision

During the turn, the aircraft descended and struck the bottom cable of a high-tension line located 80 feet above ground level. The impact caused serious injuries to the pilot and fatal injuries to the passenger.

Investigation Findings

The investigation noted that the pilot did not obtain a weather briefing or file a flight plan prior to departure. The aircraft was flying in VFR conditions initially but encountered heavy fog at cruising altitude. The pilot’s attempt to return to VFR conditions by executing a left turn was unsuccessful as the aircraft descended into the cable.

Frequently asked questions

What happened in the 11 Aug 1984 Piper PA28-140E accident near Montmorenci, IN?

A cross-country flight ended when the aircraft descended into a high-tension cable in heavy fog. The pilot was seriously injured and the passenger died.

Were there any fatalities in the 11 Aug 1984 Piper PA28-140E accident?

The accident was fatal, resulting in 1 fatality.

What aircraft was involved and where did it happen?

The accident on 11 Aug 1984 involved a Piper PA28-140E, registration N5770U, operated by T. L. Smith, at Montmorenci, IN.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001214X40607. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.