MKC85LA098

NTSB accident investigation · Hughes 369HS · Malvern, AR · May 8, 1985

Accident · Minor injuriesLimited investigationFinal report
Date
May 8, 1985, 11:20 local (16:20 UTC)
Place
Malvern, AR
Injuries
1 minor
Damage
Substantial damage
Phase of flight
Initial climb
Aircraft
N9EEHughes 369HS
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
FAA report
19850508035599A
Case key
33939

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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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
Crew/group coordination - not maintainedGround personnelCause
Supervision - inadequateCompany/operator managementFactor
Procedures/directives - not followedGround personnelCause
In flight collision with terrain/waterDescent - uncontrolled
Terrain condition - ground

Analysis

During a powerline construction operation, a ground crew member holding a rope lead line released the rope prematurely as the helicopter became airborne. The nylon rope entangled the main rotor system forcing the plt to lose control of the helicopter. The ground crew member is supposed to retain a hold of this line until the helicopter clears the tower where the line stringing operation is being conducted.

Aircraft

Registration
N9EE
Reported as
Hughes 369HS
Category
Helicopter
Serial number
0684S
Airframe hours
1,500
Engine
Allison 250-C20, 400 horsepower, turbo shaft
Damage
Substantial damage
Flight
Other work use · Part 133
Operator
Three Rivers Helicopters
Registered owner
Cane Ridge Inc.
Airworthiness certificate
Standard, Utility
Departed
Malvern, AR

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
43
Certificate
Airline transport
Airplane ratings
Single-engine land
Instrument ratings
Airplane
Medical
Class 1, Valid Medical--no waivers/lim.
Seat
Left
Flight hours
10,500 total · 500 in this make and model · 10,500 as pilot in command · 45 in the last 90 days · 5 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
70° at 10 knots
Visibility
5 statute miles
Lowest ceiling
2,800 ft overcast
Temperature
66 °F, dew point 66 °F
Altimeter
30.00 inHg
Observed at
HOT, 10 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.