- Date
- July 19, 1966
- Place
- Lakeview, OR · LAKEVIEW, OR
- Injuries
- 3 uninjured
- Damage
- Substantial damage
- Phase of flight
- Takeoff
- Aircraft
- N8471EBell 47G-3B
- Status
- Completed · report March 29, 1967
- Report
- Brief approved by the director
- Case key
- 122416
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 ---------------------------------------------------------------------------------------------------------------------------- 2-0669 66/7/19 NR.LAKEVIEW OREG BELL 47G-3B CR- 0 0 1 COMMERCIAL COMMERCIAL, AGE 41, 3821 TIME - 1720 N8471E PX- 0 0 2 CTR PASSG-D TOTAL HOURS, 1354 IN DAMAGE-SUBSTANTIAL OT- 0 0 0 TYPE, NOT INSTRUMENT RATED. TYPE OF ACCIDENT PHASE OF OPERATION ROLL OVER TAKEOFF: VERTICAL PROBABLE CAUSE(S) PILOT IN COMMAND - SELECTED UNSUITABLE TERRAIN MISCELLANEOUS ACTS,CONDITIONS - LATERAL IMBALANCE FACTOR(S) WEATHER - UNFAVORABLE WIND CONDITIONS SKY CONDITION CEILING AT ACCIDENT SITE CLEAR UNLIMITED VISIBILITY AT ACCIDENT SITE PRECIPITATION AT ACCIDENT SITE 5 OR OVER(UNLIMITED) NONE OBSTRUCTIONS TO VISION AT ACCIDENT SITE TEMPERATURE-F NONE 81 WIND DIRECTION-DEGREES WIND VELOCITY-KNOTS 270 35 TYPE OF WEATHER CONDITIONS TYPE OF FLIGHT PLAN VFR NONE REMARKS- TERRAIN SLOPE OF 10-DEGREES EXCEEDED ACFT DESIGN LIMITATIONS.WIND 35-45 KTS.US GEOLOGICAL SURVEY.
Aircraft
- Registration
- N8471E
- Reported as
- Bell 47G-3B
- Category
- Helicopter
- Engine
- reciprocating
- Damage
- Substantial damage
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.
Other investigations on N8471E · 5
Matched to the same aircraft by N-number and date.
NTSB MKC89LA181Accident · Minor injuriesLimited investigationFinal reportWaseca, MNInadequate preflight by the pilot which resulted in fuel exhaustion due to an inadequate supply of fuel. The tailwind, high obstruction (power line), and crop (beans) were contributing factors.NTSB CHI83LA264Accident · No injuriesLimited investigationFinal reportLitchfield, MNThe helicopter rolled over while attempting a takeoff after servicing from a truck platform for a spraying operation. The hose used to put the chemical spray into the hopper was not removed. When takeoff was attempted the acft was tethered to the ground rig…NTSB MKC79FCD41Accident · Serious injuriesClosedPierson, IANTSB DEN69D0071Accident · No injuriesClosedDubois, WYNTSB DEN68A0008Accident · 2 fatalClosedBondurant, WY