Summary
On July 12, 1988, a Mbb BK-117 (N135CP) was involved in an incident near Manhattan, NY. All 1 person aboard were uninjured. The aircraft sustained minor damage.
The National Transportation Safety Board determined the probable cause of this incident to be: FAILURE OF THE MAIN ROTOR BLADE APPEARS TO BE THE RESULT OF A STATIC DOWNWARD BENDING OVERSTRESS, CAUSED BY ANOTHER HELICOPTER HOVERING OVER OR VERY CLOSE TO THE MAIN ROTOR BLADE AS IT WAS IN A STATIC/STOPPED POSITION.
This incident is documented in NTSB report NYC88IA186. AviatorDB cross-references NTSB investigation data with FAA registry records to provide comprehensive safety information for aircraft N135CP.
Accident Details
Probable Cause and Findings
FAILURE OF THE MAIN ROTOR BLADE APPEARS TO BE THE RESULT OF A STATIC DOWNWARD BENDING OVERSTRESS, CAUSED BY ANOTHER HELICOPTER HOVERING OVER OR VERY CLOSE TO THE MAIN ROTOR BLADE AS IT WAS IN A STATIC/STOPPED POSITION.
Aircraft Information
Registered Owner (Historical)
Data Source
Data provided by the National Transportation Safety Board (NTSB). For more information on this event, visit the NTSB Records Search website. NTSB# NYC88IA186