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ASN Wikibase Occurrence # 40412
Last updated: 5 May 2019
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Date:02-JUN-1994
Time:00:00
Type:Marchetti 263MP
Owner/operator:private
Registration: N263MP
C/n / msn:
Fatalities:Fatalities: 1 / Occupants: 1
Other fatalities:0
Aircraft damage: Written off (damaged beyond repair)
Category:Accident
Location:East Moriches, NY -   United States of America
Phase: Unknown
Nature:Private
Departure airport:NY (1N2)
Destination airport:
Narrative:
AN EYE-WITNESS LOCATED ABOUT ONE MILE FROM THE ACCIDENT SITE, SAW THE GYROCOPTER ENTER A LEFT TURN AND DESCENDING SPIRAL. THE WITNESS LOST SIGHT OF THE AIRCRAFT BEFORE IMPACT. THE PRESIDENT OF THE ROTORCRAFT ASSOCIATION REPORTED, '...[THE PILOT] STATED...THAT THE ROTORBLADES ON HIS MACHINE BECAME 'TWITCHY' AND MADE THE CONTROLS EXTREMELY SENSITIVE WHEN THE GYRO REACHED 55 MPH, AND THEREFORE HE DID NOT EXCEED 50 MPH....[THE PILOT] ALSO STATED TO FRIENDS...THAT HE HAD A 'HAIRY VIBRATION' AT TIMES AND COULD NOT FIGURE OUT THE SOURCE OF THE VIBRATION....' THE FAA INSPECTOR STATED, '...THE AIRCRAFT WAS INSPECTED AT THE CRASH SITE...AND ALTHOUGH THE AIRCRAFT WAS DESTROYED, NO EVIDENCE OF A MECHANICAL FAILURE COULD BE DETECTED....' CAUSE: the loss of control for undetermined reasons resulting in an uncontrolled descent and a subsequent collision with trees.

Sources:

NTSB: https://www.ntsb.gov/ntsb/brief.asp?ev_id=20001206X01454


Revision history:

Date/timeContributorUpdates
24-Oct-2008 10:30 ASN archive Added
21-Dec-2016 19:23 ASN Update Bot Updated

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