Aviation Accident Summaries

Aviation Accident Summary LAX01LA093

Pixley, CA, USA

Aircraft #1

N6260C

Bell 47G-5

Analysis

The pilot took off from a truck-mounted platform to spray a nearby field. He was only able to gain a few feet above the ground before losing control and settling into the ground. No mechanical malfunctions or failures were reported by the pilot. At the time of the flight, the helicopter was being operated under a restricted airworthiness certificate, and it was between 80 and 100 pounds over its maximum certificated gross weight. Because of its heavy weight condition, the pilot was unable to sustain flight.

Factual Information

On February 7, 2001, about 0830 hours Pacific standard time, a Bell 47G-5, N6260C, took off from a truck-mounted platform, climbed a few feet, settled into the ground, and rolled over. The helicopter was operated by Slykerman Ag Aviation, and it was substantially damaged. The commercial certificated pilot was not injured during the agricultural application flight near Pixley, California. Visual meteorological conditions prevailed. The flight was performed under 14 CFR Part 137 and was originating at the time of the mishap. The pilot reported that no mechanical malfunctions or failures were experienced in his restricted category helicopter. He indicated that, about the time of the mishap, the speed of the local surface wind was between zero and 5 knots. The Federal Aviation Administration coordinator verbally reported that the helicopter appeared to have been operated between 80 and 100 pounds over its maximum certificated gross weight. He opined that this weight condition may have contributed to the helicopter's inability to sustain flight as the pilot attempted to pass through translational lift.

Probable Cause and Findings

A loss of control during takeoff due to the helicopter's heavy gross weight condition that exceeded its lifting capability.

 

Source: NTSB Aviation Accident Database

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