NTSB Identification: SEA74FYE23
14 CFR Part 91 General Aviation
Aircraft: SIKORSKY S-58E, registration: N4382S----------------------------------------------------------------------------------------------------------------------------
FILE DATE LOCATION AIRCRAFT DATA INJURIES FLIGHT PILOT DATA
F S M/N PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3608 73/10/19 ALPENTAL,WASH SIKORSKY S-58E CR- 0 0 2 COMMERCIAL ATP,FLIGHT INSTR., AGE
TIME - 0950 N4382S PX- 0 0 0 CONSTRUCTION 27, 3230 TOTAL HOURS, 330
DAMAGE-SUBSTANTIAL OT- 0 0 0 IN TYPE, INSTRUMENT
RATED.
NAME OF AIRPORT - BANDERA STATE
DEPARTURE POINT INTENDED DESTINATION
SEATTLE,WASH ALPENTAL,WASH
TYPE OF ACCIDENT PHASE OF OPERATION
COLLISION WITH GROUND/WATER: CONTROLLED IN FLIGHT: LOW PASS
PROBABLE CAUSE(S)
PILOT IN COMMAND - DIVERTED ATTENTION FROM OPERATION OF AIRCRAFT
PILOT IN COMMAND - FAILED TO MAINTAIN ADEQUATE ROTOR R.P.M.
PILOT IN COMMAND - IMPROPER OPERATION OF POWERPLANT & POWERPLANT CONTROLS
PILOT IN COMMAND - IMPROPER OPERATION OF FLIGHT CONTROLS
PILOT IN COMMAND - IMPROPER IN-FLIGHT DECISIONS OR PLANNING
FACTOR(S)
TERRAIN - ROUGH/UNEVEN
REMARKS- PILOT ALLOWED RPM TO DECAY DURING UPSLOPE SURVEY
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