Wirestrike Accident Robinson R22 Alpha N8529C,
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ASN Wikibase Occurrence # 39403
 
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Date:Sunday 22 January 1989
Time:10:26
Type:Silhouette image of generic R22 model; specific model in this crash may look slightly different    
Robinson R22 Alpha
Owner/operator:Enchanted Kingdom Helicopters
Registration: N8529C
MSN: 432
Total airframe hrs:780 hours
Fatalities:Fatalities: 2 / Occupants: 2
Aircraft damage: Destroyed
Category:Accident
Location:Santa Barbara, CA -   United States of America
Phase: Unknown
Nature:Unknown
Departure airport:
Destination airport:
Confidence Rating: Information is only available from news, social media or unofficial sources
Narrative:
THE HELICOPTER DEPARTED THE AIRPORT WITH VISIBILITY OF 4 MILES IN FOG. APPROACH CONTROL RADAR WAS OBSERVING THE HELICOPTER'S PROGRESS, AND NOTED A 180-DEGREE TURN WITH A DESCENT. THE AIR TRAFFIC CONTROLLER ASKED THE PILOT HIS INTENTIONS. THE PILOT STATED HE PLANNED TO FOLLOW A HIGHWAY 2/10 OF A MILE NORTH OF THE AIRPORT. WITNESSES IN ACCIDENT AREA DESCRIBED THE WEATHER AS SUNNY WITH COASTAL FOG. THE 1300 LB HELICOPTER STRUCK A 30,000 LB. TENSILE STRENGTH CABLE SEVERING IT.

THE CABLE WAS SUSPENDED ACROSS A VALLEY IN MOUNTAINOUS-HILLY TERRAIN. IT WAS 294 FEET ABOVE THE CREEK AT THE HIGHEST POINT.

14 CFR PART 91.105, ALLOWS THE PILOT TO OPERATE A HELICOPTER WHEN THE VISIBILITY IS LESS THAN ONE MILE 'IF OPERATED AT A SPEED THAT ALLOWS THE PILOT ADEQUATE OPPORTUNITY TO SEE ANY AIR TRAFFIC OR OBSTRUCTION IN TIME TO AVOID A COLLISION.'

CAUSE: FAILURE OF THE PILOT TO MAINTAIN ADEQUATE ALTITUDE, PROPER AIRSPEED FOR THE REDUCED VISIBILITY, AND AN ADEQUATE VISUAL OUTLOOK TO AVOID A COLLISION WITH POWER TRANSMISSION CABLE. CONTRIBUTING TO THE ACCIDENT WAS REDUCED VISIBILITY DUE TO FOG.

Sources:

https://www.ntsb.gov/_layouts/ntsb.aviation/brief.aspx?ev_id=20001213X27602&key=1
The Indian Express 28 January 1989, p13

Revision history:

Date/timeContributorUpdates
24-Oct-2008 10:30 ASN archive Added
08-Feb-2016 19:19 Dr.John Smith Updated [Aircraft type, Departure airport, Source, Narrative]
19-Sep-2016 15:03 Dr.John Smith Updated [Location, Source, Narrative]
21-Dec-2016 19:23 ASN Update Bot Updated [Time, Damage, Category, Investigating agency]
26-Jan-2019 21:34 TB Updated [Location, Phase, Nature, Departure airport, Source]

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