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Accidents · NTSB CEN17CA346 · Final report

Robinson Helicopter Company R44 II accident near Logan, Iowa, July 20, 2017

On July 20, 2017 at about 3:00 pm local time, a 2005 Robinson Helicopter Company R44 II, registered N192E, was substantially damaged in an accident during maneuvering (low-alt flying) near Logan, Iowa. It was an aerial application (crop spraying) flight under agricultural flying rules (Part 137). 1 person had minor injuries. The weather was visual conditions (good weather).

The NTSB's probable cause their words, unchanged

The pilot’s failure to maintain clearance from a wire during an agricultural application flight.

Source: NTSB aviation accident database, copy made October 5, 2026. Docket and reports at the NTSB.

What the record shows

Date
July 20, 2017 · about 3:00 pm local time
Place
Logan, Iowa · map
Type
Accident
Injuries
1 person had minor injuries.
Weather
visual conditions (good weather)
Aircraft
Robinson Helicopter Company R44 II II, built 2005
Registration
N192E · no longer on the register · serial 10989
Damage
Substantial damage
Flight
Aerial application (crop spraying) flight · agricultural flying rules (Part 137)

The NTSB's narrative final · quoted from the NTSB record

The commercial pilot was performing an agricultural application flight and completed two reconnaissance passes and orbits of the field he was about to spray. The pilot reported that he did not see any power lines that posed a danger for the flight. While maneuvering at a low altitude during a pass turn, the helicopter struck a wire that the pilot did not see. After the helicopter struck the wire, the helicopter windscreen failed, and the helicopter violently shook. The pilot entered an autorotation to the field, and the helicopter impacted terrain and came to rest on its right side. The helicopter sustained substantial damage to the fuselage, tailboom, and main rotor blades. The pilot reported no mechanical failures or malfunctions of the helicopter.

The complete narrative as the NTSB published it. The NTSB's docket holds the report as a PDF and any photographs, statements and other documents from the investigation.

The factual record from the NTSB's investigation tables, in plain English

What happened, in order

  1. Low altitude operation/event during maneuvering (low-alt flying) defining event
  2. Collision with terrain or object (not controlled flight into terrain) during maneuvering (low-alt flying)

The NTSB's findings

  • cause Aircraft › Aircraft oper/perf/capability › Performance/control parameters › Altitude › Not attained/maintained
  • cause Personnel issues › Psychological › Attention/monitoring › Monitoring environment › Pilot
  • Environmental issues › Physical environment › Object/animal/substance › Wire › Effect on equipment
  • Environmental issues › Physical environment › Object/animal/substance › Wire › Awareness of condition

Pilot

  • Certificate: flight instructor, commercial pilot
  • Ratings: instructor: helicopter; instrument: helicopter; rotorcraft: helicopter
  • Flight time: 1,302 hours in all; 643 in this make and model; 108 in the last 90 days; 33 in the last 30 days; 1,259 as pilot in command; 158 on instruments
  • Last flight review: April 21, 2016
  • Medical certificate: Class 2 (without waivers/limitations)
  • Seat: rgt
  • Injury: minor injuries

The aircraft

  • Last inspection: 100-hour inspection
  • Maximum gross weight: 2,500 lb
  • Seats: 4
  • Landing gear: fixed
  • Engine: Lycoming IO-540 (piston); 0 hours total
  • Operator: Airbourn Aviation LLC

The flight

  • Flight plan: none

Weather at the time

  • Light: daylight
  • Wind: from 100° at 5 knots
  • Visibility: 10 statute miles
  • Sky: clear
  • Temperature: 91°F (33°C), dew point 75°F (24°C)
  • Altimeter: 29.95 inHg
  • Observation at 4:54 pm from TQE, 20 miles away

Injuries

FatalSeriousMinorNone
Flight crew1

Documents from the investigation the NTSB's docket: the evidence folder behind the report

1 document, released by the NTSB on October 12, 2017. View them here, or download them; the NTSB redacts some personal details before release, and this site shows the NTSB's own titles rather than its file names.

The same docket at the NTSB · documents without a copy here are fetched from the NTSB when you open them.

Everything on this page comes from the NTSB's public records. The narrative, probable cause and findings are the NTSB's own words; the coded tables behind the report are written out in plain English, with pilots' ages, home towns and medical details left out. The documents and photographs are the NTSB's docket, shown as the NTSB released them. This site's own text never names anyone involved. A preliminary report can change; the final report usually follows one to two years later, and the page is refreshed when it does.