MIA86LA147

NTSB accident investigation · Hughes 269C · Jacksonville, FL · May 4, 1986

Accident · No injuriesLimited investigationFinal report
Date
May 4, 1986, 17:45 local (21:45 UTC)
Place
Jacksonville, FL
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Standing
Aircraft
N8993FHughes 269C
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
FAA report
19860504044629A
Case key
31622

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

On this page

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.

Roll overStanding - engine(s) operating
Fuselage - vibrationCause
Emergency procedure - not performedPilot in commandCause
Propeller/rotor contact to personStanding - engine(s) operating

Analysis

The plt stated that as he was landing on a dolly, the helicopter experienced ground resonance & began to shake violently. It then rolled over on its side, causing the main rotor blades to strike the tail boom & the ground.

Aircraft

Registration
N8993F
Reported as
Hughes 269C
Category
Helicopter
Serial number
830227
Airframe hours
4,980
Engine
Lycoming HIO-360-D1A, 190 horsepower, reciprocating
Damage
Substantial damage
Fire
On-Ground
Flight
Personal · Part 91
Registered owner
Helicopter Serv. Of Jacksonvil
Airworthiness certificate
Standard, Utility
Last inspection
100 hour · August 28, 1985 · 80 hours before
Departed
55J · Fernandina Bch, FL
Airport
CRG · Craig Municipal

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
31
Certificates
Commercial, Airline transport, Flight instructor
Airplane ratings
Multi-engine land
Instrument ratings
Airplane, Helicopter
Medical
Class 1, Valid Medical--no waivers/lim.
Seat
Left
Flight hours
4,207 total · 482 in this make and model · 2 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
80° at 10 knots
Visibility
7 statute miles
Lowest ceiling
25,000 ft broken
Temperature
70 °F, dew point 59 °F
Altimeter
30.00 inHg
Observed at
CRG

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 N8993F · 1

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