- Date
- September 25, 1979
- Place
- Pierson, IA · PIERSON, IA
- Injuries
- 1 serious
- Damage
- Substantial damage
- Phase of flight
- Maneuvering
- Aircraft
- N8471EBell 47G-3B
- Status
- Completed · report October 24, 1979
- Report
- Brief approved by the director
- FAA report
- 19790925024189A
- Case key
- 133590
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 ---------------------------------------------------------------------------------------------------------------------------- 3-2740 79/9/25 NR.PIERSON,IA BELL 47G-3B CR- 0 1 0 COMMERCIAL COMMERCIAL, AGE 33, 762 TIME - 0758 N8471E PX- 0 0 0 AERIAL APPLICATION TOTAL HOURS, 135 IN TYPE, DAMAGE-SUBSTANTIAL OT- 0 0 0 NOT INSTRUMENT RATED. DEPARTURE POINT INTENDED DESTINATION PIERSON,IA LOCAL TYPE OF ACCIDENT PHASE OF OPERATION COLLIDED WITH: WIRES/POLES IN FLIGHT: SWATH RUN PROBABLE CAUSE(S) PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING PILOT IN COMMAND - FAILED TO SEE AND AVOID OBJECTS OR OBSTRUCTIONS FACTOR(S) TERRAIN - HIGH OBSTRUCTIONS SPECIAL DATA TOTAL HOURS IN CROP CONTROL - 135 KIND OF OPERATION - SPRAYING CROPS KIND OF CROP - CORN TYPE OF CHEMICAL USED - DRY CHEMICAL-NONTOXIC PILOT' S SEAT BELT -FASTENED-PROPERLY GLOVES - NOT 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 - 1320 SWATH RUN-HOW FLOWN - WIND CALM REMARKS- STRUCK POWER LINES.
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.
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 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 DEN69D0071Accident · No injuriesClosedDubois, WYNTSB DEN68A0008Accident · 2 fatalClosedBondurant, WYNTSB SEA67A0005Accident · No injuriesClosedLakeview, OR