ASN Wikibase Occurrence # 41084
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| Date: | Wednesday 22 October 1986 |
| Time: | 16:45 |
| Type: |  Enstrom F-28F Falcon |
| Owner/operator: | Spectrum Helicopters |
| Registration: | N8617B |
| MSN: | 700 |
| Year of manufacture: | 1981 |
| Total airframe hrs: | 1828 hours |
| Engine model: | LYCOMING HIO-360-F1AD |
| Fatalities: | Fatalities: 1 / Occupants: 2 |
| Aircraft damage: | Destroyed |
| Category: | Accident |
| Location: | Hudson River, Manhattan, NY -
 United States of America
|
| Phase: | En route |
| Nature: | Survey |
| Departure airport: | Ridgefield Park, NJ |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
THE AIRCRAFT WAS CONTRACTED BY NBC TO MAKE DAILY HIGHWAY TRAFFIC OBSERVATIONS IN THE NEW YORK CITY AREA. THE PILOT AND PASSENGER, AN NBC RADIO TRAFFIC REPORTER, WERE FLYING IN A NORTHERLY DIRECTION ALONG MANHATTAN'S WEST SIDE AT AN ALTITUDE OF ABOUT 75 FEET. WITNESSES OBSERVED THE AIRCRAFT'S MAIN ROTOR BLADES STOP, THE AIRCRAFT DESCENDED RAPIDLY, STRUCK THE TOP OF A CHAIN LINK FENCE AT A RIVER PIER, CRASHED INTO THE HUDSON RIVER AND SANK IN 15 TO 20 FEET OF WATER. INVESTIGATION REVEALED THE SPRAG CLUTCH WAS INADEQUATELY LUBRICATED, HAD 'ROLLED OVER' IN THE OPPOSITE DIRECTION OF ITS DESIGN AND THE SPRAG ASSEMBLY WAS DAMAGED. SEVERAL SPRAGS AND BOTH ACTIVATING SPRINGS WERE BROKEN AND DIFFERENT SIZE SPRAGS WERE INSTALLED. AN UNAUTHORIZED, OVERHAULED CLUTCH HAD BEEN INSTALLED IN THE AIRCRAFT. CAUSE:
Sources:
1. National Transportation Safety Board Report
2. Wikipedia: Jane Dornacker
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 24-Oct-2008 10:30 | ASN archive | Added |
| 29-Apr-2013 13:06 | TB | Updated [Aircraft type, Source] |
| 10-Jan-2016 21:44 | Topaz | Updated [Time, Location, Source] |
| 21-Dec-2016 19:23 | ASN Update Bot | Updated [Time, Damage, Category, Investigating agency] |
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