----------------------------------------------------------------------------------------------------------------------------
FILE DATE LOCATION AIRCRAFT DATA INJURIES FLIGHT PILOT DATA
F S M/N PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3396 78/9/2 PONTIAC,MI SIKORSKY S55B CR- 0 0 1 COMMERCIAL COMMERCIAL, FL.INSTR.,
TIME - 1230 N90885 PX- 0 0 0 CONSTRUCTION AGE 49, 14614 TOTAL
DAMAGE-DESTROYED OT- 0 0 0 HOURS, 625 IN TYPE, NOT
INSTRUMENT RATED.
DEPARTURE POINT INTENDED DESTINATION
PONTIAC,MI LOCAL
TYPE OF ACCIDENT PHASE OF OPERATION
PROPELLER/ROTOR FAILURE: TAIL ROTOR IN FLIGHT: HOVERING
ROLL OVER LANDING: LEVEL OFF/TOUCHDOWN
PROBABLE CAUSE(S)
ROTORCRAFT - TRANSMISSION ROTOR DRIVE SYSTEM: TAIL ROTOR GEAR BOX
MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
FACTOR(S)
TERRAIN - OTHER
EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
DIRECTIONAL CONTROL PROBLEM
SUSPECTED MECHANICAL DISCREPANCY
REMARKS- INPUT SHAFT,P/N S12-35-6072,NO TEETH REMAINED.STRUCK ROOF TOP MONITOR DURING EMERGCY LNDG.
