IAD05CA027

NTSB accident investigation · Enstrom 280C · Pedricktown, NJ · December 30, 2004

Accident · Minor injuriesData collectionFinal report
Date
December 30, 2004, 12:00 local (17:00 UTC)
Place
Pedricktown, NJ
Injuries
1 minor
Damage
Substantial damage
Phase of flight
Initial climb
Aircraft
N175BMEnstrom 280C
Weather
Visual (VMC) · Day
Status
Completed · report March 30, 2005
Report
Approved by Office Director
FAA report
20041230034909A
Case key
60785

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

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Probable cause

The pilot's failure to maintain control of the helicopter during the takeoff and his failure to flare during the autorotation.

Sequence of events

NTSB’s coding before 2008: each occurrence and phase of flight, and the causes and factors under it. The codes are defined in NTSB’s coding manual.

Loss of control - in flightTakeoff - initial climb
Aircraft control - not maintainedPilot in commandCause
Throttle/power control - inadequatePilot in command
Rotor rpm - not maintainedPilot in command
Forced landingEmergency descent/landing
Autorotation - initiatedPilot in command
Hard landingEmergency landing
Flare - not performedPilot in commandCause
Roll overEmergency landing

Analysis

During his first solo flight in the accident helicopter, the pilot made adjustments to the cyclic and collective controls during the takeoff. When his attention was diverted, the engine and rotor rpm decayed below the "green zone", and he subsequently elected to perform an autorotation to a field. He did not perform a landing flare and the helicopter landed hard, bounced, and then rolled onto its side. He reported no mechanical abnormalities with the helicopter and stated that the accident was "a result of pilot error."

Factual narrative

On December 30, 2004, about 1200 eastern standard time, an Enstrom 280C, N175BM, was substantially damaged during a hard landing following an autorotation near Spitfire Aerodrome (7N7), Pedricktown, New Jersey. The certificated private pilot received minor injuries. Visual meteorological conditions prevailed, and no flight plan was filed for the local personal flight, conducted under 14 CFR Part 91.

According to pilot, he had received 4 hours of dual instruction in the accident helicopter on the 3 days prior to the accident, and had been "checked out" in the accident helicopter. On the morning of the accident, he departed for his first solo flight.

The pilot flew for about 30 minutes in the airport traffic pattern and performed several takeoffs and landings. On a subsequent takeoff, he watched the engine and rotor rpm gauges as he made adjustments to the cyclic and collective controls. While preparing for a right turn to the crosswind leg of the traffic pattern, he decreased the throttle as he diverted his attention to outside to scan for traffic. When he looked back to the engine rpm, it had dropped below the "green zone" and the rotor rpm was following very quickly. The pilot immediately decreased the collective to the full down position and increased the throttle.

About 400 feet above the ground, and in an autorotation, the pilot selected a field for a forced landing. The pilot stated that he did not perform a landing flare. The helicopter landed hard, bounced, and rolled onto its side.

The pilot reported no mechanical abnormalities with the helicopter and stated that the accident was "a result of pilot error."

Aircraft

Registration
N175BM
Reported as
Enstrom 280C
Category
Helicopter
Serial number
1109
Engine
Lycoming H10-360, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Registered owner
Bell Helicopter Inc.
Airworthiness certificate
Standard, Normal
Departed
7N7 · Pedricktown, NJ
Airport
7N7 · Spitfire Aerodrome, runway 7

Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
24
Injuries
Minor
Certificate
Private
Medical
Class 2
Flight hours
56 total · 4 in this make and model · 18 in the last 90 days · 38 in the last 30 days

Weather

Conditions
Visual (VMC) · Day
Observed at
ILG

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.