- Date
- March 13, 1978
- Place
- Tillamook, OR · TILLAMOOK, OR
- Injuries
- 1 uninjured
- Damage
- Substantial damage
- Phase of flight
- Maneuvering
- Aircraft
- N5ZHHiller Acft UH-12E
- Status
- Completed · report May 18, 1978
- Report
- Brief approved by the director
- Case key
- 143299
From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.
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NTSB brief
NTSB’s brief of the accident, as it was printed: the coded facts, with the probable cause and factors.
---------------------------------------------------------------------------------------------------------------------------- FILE DATE LOCATION AIRCRAFT DATA INJURIES FLIGHT PILOT DATA F S M/N PURPOSE ---------------------------------------------------------------------------------------------------------------------------- 3-0692 78/3/13 NR.TILLAMOOK,OR HILLER ACFT UH-12E CR- 0 0 1 COMMERCIAL COMMERCIAL, FL.INSTR., TIME - 1000 N5ZH PX- 0 0 0 AERIAL APPLICATION AGE 40, 7040 TOTAL HOURS, DAMAGE-SUBSTANTIAL OT- 0 0 0 2500 IN TYPE, NOT INSTRUMENT RATED. DEPARTURE POINT INTENDED DESTINATION TILLAMOOK,OR LOCAL TYPE OF ACCIDENT PHASE OF OPERATION ENGINE FAILURE OR MALFUNCTION IN FLIGHT: STARTING SWATH RUN COLLIDED WITH: TREES LANDING: POWER-OFF AUTOROTATIVE LANDING PROBABLE CAUSE(S) POWERPLANT - ENGINE STRUCTURE: MASTER AND CONNECTING RODS MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE FACTOR(S) TERRAIN - HIGH OBSTRUCTIONS COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND SPECIAL DATA TOTAL HOURS IN CROP CONTROL - 2500 KIND OF OPERATION - SPRAYING FORESTS KIND OF CROP - FOREST-TREES TYPE OF CHEMICAL USED - LIQUID CHEMICAL-TOXIC PILOT' S SEAT BELT -FASTENED-PROPERLY GLOVES - NOT USED GOGGLES - NOT USED CRASH HELMET - AVAILABLE USED TANK/HOPPER-LOCATION - SIDES TERRAIN-TYPE -MOUNTAINOUS ELEVATION-AREA BEING TREATED-FEET - 2500 SWATH RUN-HOW FLOWN - WIND CALM REMARKS- NR 6 CONROD FAILED AT ROD BOLT END. TOPPED TREES LDG ON ROAD.
Aircraft
- Registration
- N5ZH
- Reported as
- Hiller Acft UH-12E
- Category
- Helicopter
- Engine
- reciprocating
- Damage
- Substantial damage