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FILE DATE LOCATION AIRCRAFT DATA INJURIES FLIGHT PILOT DATA
F S M/N PURPOSE
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3-2066 75/7/2 NAPA,CA BELL 47G-2 CR- 1 0 0 COMMERCIAL COMMERCIAL, AGE 33, 6000
TIME - 1700 N988B PX- 0 0 0 ASSOC CROP CTL ACTIVITY TOTAL HOURS, 100 IN TYPE,
DAMAGE-DESTROYED OT- 0 0 0 INSTRUMENT RATED.
NAME OF AIRPORT - NAPA ARPT
DEPARTURE POINT INTENDED DESTINATION
NAPA,CA LOCAL
TYPE OF ACCIDENT PHASE OF OPERATION
PROPELLER/ROTOR FAILURE: TAIL ROTOR TAKEOFF: VERTICAL
COLLISION WITH GROUND/WATER: UNCONTROLLED IN FLIGHT: UNCONTROLLED DESCENT
PROBABLE CAUSE(S)
ROTORCRAFT - ROTOR ASSEMBLIES: TAIL ROTOR BLADES
MISCELLANEOUS ACTS,CONDITIONS - FATIGUE FRACTURE
PERSONNEL - PRODUCTION-DESIGN-PERSONNEL: SUBSTANDARD QUALITY CONTROL
FACTOR(S)
MISCELLANEOUS ACTS,CONDITIONS - SEPARATION IN FLIGHT
SPECIAL DATA
TOTAL HOURS IN CROP CONTROL - 105 KIND OF OPERATION - DUSTING CROPS
KIND OF CROP - GRAPES TYPE OF CHEMICAL USED - DRY CHEMICAL-NONTOXIC
PILOT' S SEAT BELT -FASTENED-PROPERLY GLOVES - USED
GOGGLES - NOT USED CRASH HELMET - AVAILABLE USED
COCKPIT CRASHPAD - NOT INSTALLED CRASH BAR - NOT INSTALLED
TANK/HOPPER-LOCATION - SIDES TERRAIN-TYPE -LEVEL,FLAT
ELEVATION-AREA BEING TREATED-FEET - 50
FIRE AFTER IMPACT
REMARKS- IMPROPERLY MACHINED T/R HUB BOLT FAILED. BLADE SEPARATED FROM ROTOR YOKE. PN 47-641-052-3.
