- Date
- May 14, 1976
- Place
- Tillamook, OR · TILLAMOOK, OR
- Injuries
- 1 serious
- Damage
- Destroyed
- Phase of flight
- Maneuvering
- Aircraft
- N9785CHiller Acft UH-12E
- Status
- Completed · report July 15, 1976
- Report
- Brief approved by the director
- FAA report
- 19760514015839A
- Case key
- 153652
From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.
On this page
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 ---------------------------------------------------------------------------------------------------------------------------- 3-1890 76/5/14 NR.TILLAMOOK,OR HILLER ACFT UH-12E CR- 0 1 0 COMMERCIAL COMMERCIAL, FL.INSTR., TIME - 0800 N9785C PX- 0 0 0 AERIAL APPLICATION AGE 26, 3454 TOTAL HOURS, DAMAGE-DESTROYED OT- 0 0 0 99 IN TYPE, NOT INSTRUMENT RATED. DEPARTURE POINT INTENDED DESTINATION TILLAMOOK,OR LOCAL TYPE OF ACCIDENT PHASE OF OPERATION COLLISION WITH GROUND/WATER: UNCONTROLLED IN FLIGHT: MANEUVER TO AVOID OBSTRUCTION PROBABLE CAUSE(S) PILOT IN COMMAND - FAILED TO MAINTAIN ADEQUATE ROTOR R.P.M. FACTOR(S) MISCELLANEOUS - EVASIVE MANEUVER TO AVOID COLLISION TERRAIN - HIGH OBSTRUCTIONS SPECIAL DATA TOTAL HOURS IN CROP CONTROL - 100 KIND OF OPERATION - DEFOLIATION (LIQUID) KIND OF CROP - FOREST-TREES TYPE OF CHEMICAL USED - LIQUID CHEMICAL-NONTOXIC PILOT' S SEAT BELT -FASTENED-PROPERLY GLOVES - NOT USED GOGGLES - USED CRASH HELMET - AVAILABLE USED CRASH BAR - INSTALLED TANK/HOPPER-LOCATION - SIDES TERRAIN-TYPE -MOUNTAINOUS ELEVATION-AREA BEING TREATED-FEET - 1600 SWATH RUN-HOW FLOWN - WIND CALM REMARKS- SPRAYING,LOST RPM WHILE MANEUVERING ARND TALL TREE,SETTLED,STRUCK T/R,ENTERED SPIN,ROLLED DN HILL.
Aircraft
- Registration
- N9785C
- Reported as
- Hiller Acft UH-12E
- Category
- Helicopter
- Engine
- reciprocating
- Damage
- Destroyed
Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.
FAA reports on this event · 1
The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.
Other investigations on N9785C · 4
Matched to the same aircraft by N-number and date.
NTSB SEA04LA073Accident · Minor injuriesLimited investigationFinal reportHaines, ORA momentary partial loss of power for undetermined reason(s) and the pilot's failure to maintain adequate RPM during his autorotation landing.NTSB SEA93LA181Accident · No injuriesLimited investigationFinal reportAuburn, WAFailure of the connecting rod bolt. The high vegetation was a factor.NTSB SEA66A0066Accident · No injuriesClosedHuntington, ORNTSB UNK64X1354Accident · No injuriesClosedPomeroy, WA