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FILE DATE LOCATION AIRCRAFT DATA INJURIES FLIGHT PILOT DATA
F S M/N PURPOSE
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3-3615 81/9/25 BIG TIMBER,MT CESSNA T210L CR- 1 0 0 NONCOMMERCIAL PRIVATE, AGE 40, 3700
TIME - 1830 N94136 PX- 0 0 0 BUSINESS TOTAL HOURS, 500 IN TYPE,
DAMAGE-DESTROYED OT- 0 0 0 INSTRUMENT RATED.
DEPARTURE POINT INTENDED DESTINATION
BOISE,ID BILLINGS,MT
TYPE OF ACCIDENT PHASE OF OPERATION
AIRFRAME FAILURE: IN FLIGHT IN FLIGHT: UNCONTROLLED DESCENT
PROBABLE CAUSE(S)
POWERPLANT - ENGINE ACCESSORIES: VACUUM PUMPS
MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
PILOT IN COMMAND - SPATIAL DISORIENTATION
PILOT IN COMMAND - EXCEEDED DESIGNED STRESS LIMITS OF AIRCRAFT
FACTOR(S)
WEATHER - RAIN
AIRFRAME - WINGS: SPARS
MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
MISCELLANEOUS ACTS,CONDITIONS - SEPARATION IN FLIGHT
WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
SKY CONDITION CEILING AT ACCIDENT SITE
OVERCAST 1000
VISIBILITY AT ACCIDENT SITE PRECIPITATION AT ACCIDENT SITE
5 OR OVER(UNLIMITED) RAIN
OBSTRUCTIONS TO VISION AT ACCIDENT SITE TEMPERATURE-F
NONE 41
WIND DIRECTION-DEGREES WIND VELOCITY-KNOTS
220 14
TYPE OF WEATHER CONDITIONS TYPE OF FLIGHT PLAN
IFR IFR
REMARKS- VACUUM PUMP'S FLEXIBLE DRIVESHAFT COUPLING FAILED.
