MIA90LA150

NTSB accident investigation · Brantly Helicopter B-2B · Christiansted · July 10, 1990

Accident · No injuriesLimited investigationFinal report
Date
July 10, 1990, 09:50 local (13:50 UTC)
Place
Christiansted
Injuries
2 uninjured
Damage
Substantial damage
Phase of flight
Initial climb
Aircraft
N2284UBrantly Helicopter B-2B
Weather
Visual (VMC) · Day
Status
Completed · report September 15, 1992
Report
Approved by Office Director
FAA report
19900710024769A
Case key
32677

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 failure of the pilot to evaluate weight, temperature, and power available prior to takeoff and then performing a left pedal turn after takeoff resulting in the helicopter desending even though full power was applied.

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 performance,helicopter hover performance - exceededCause
Tail rotor/anti-torque control - improper use ofPilot in commandCause
In flight collision with terrain/waterDescent - uncontrolled
Roll overOther

Analysis

Helicopter was at near gross weight and pilot estimated temperature at helipad to be 90 degrees fahrenheit. As helicopter lifted off he performed left pedal turn which requires additional engine power. Helicopter desended down hill away from helipad and altitude could not be maintained with full engine power. Left skid contacted tree stump and helicopter rolled over.

Aircraft

Registration
N2284U
Reported as
Brantly Helicopter B-2B
Category
Helicopter
Serial number
454
Airframe hours
1,830
Engine
Lycoming IO-360 A1A, 180 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Operator
Elliott, Randy K.
Registered owner
Randy K Elliott
Airworthiness certificate
Standard, Normal
Last inspection
Annual · October 18, 1989 · 10 hours before

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
33
Certificate
Commercial
Airplane ratings
Single-engine land
Medical
Class 2, Valid Medical--no waivers/lim.
Seat
Right
Flight hours
950 total · 8 in this make and model · 892 as pilot in command · 6 in the last 90 days · 3 in the last 30 days · 1 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
160° at 12 knots
Visibility
15 statute miles
Lowest ceiling
None
Temperature
82 °F, dew point 73 °F
Altimeter
30.00 inHg
Observed at
STX, 8 nm away

FAA reports on this event · 1

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

Other investigations on N2284U · 3

Matched to the same aircraft by N-number and date.