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Casualties unknown

Aerial Application Helicopter Accident During Power Line Avoidance (N1016A)

Monticello, MS, US

On July 29, 1998, a Bell 47-D1 (registration N1016A) operated by Paul M. Trost was involved in an aviation accident near Monticello, MS. Investigators recorded the probable cause as: the pilot's failure to maintain control of the helicopter while maneuvering resulting in the main rotor blades striking the ground. 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

While attempting to clear power lines, the pilot reported engine power loss and rotor rpm drop, leading to loss of control. The helicopter struck the ground sideways and rolled over.

Accident Overview

During an aerial application maneuver, the pilot reported that he was attempting to clear some power lines when the engine lost power and rotor rpm dropped, resulting in a loss of control. The helicopter struck the ground sideways, then rolled over, causing the main rotor blades to strike the ground.

Pilot Statement

The pilot stated that as he tried to climb over the power lines to his left, the aircraft seemed to lose power and came back down on the right side. The blade struck the ground and the helicopter crashed. The pilot did not return the NTSB Form 6120.1/2, so his factual account of the accident is not known.

Aircraft Examination

An FAA examination of the wreckage revealed that fuel was present. According to the FAA inspector's report, the pilot lost control of the helicopter, and no discrepancies could be found with either the airframe or the engine.

Loss of control in flight

Frequently asked questions

What happened in the 29 Jul 1998 Bell 47-D1 accident near Monticello, MS?

While attempting to clear power lines, the pilot reported engine power loss and rotor rpm drop, leading to loss of control. The helicopter struck the ground sideways and rolled over.

What aircraft was involved and where did it happen?

The accident on 29 Jul 1998 involved a Bell 47-D1, registration N1016A, operated by Paul M. Trost, at Monticello, MS.

What was the probable cause of the accident?

the pilot's failure to maintain control of the helicopter while maneuvering resulting in the main rotor blades striking the ground.

More accident analyses

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001211X10668. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.