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Accidents · NTSB SEA85LA098 · Preliminary: the investigation is not finished

Grumman G-164A accident near Kendrick, Idaho, April 26, 1985

On April 26, 1985 at about 6:30 pm local time, a Grumman G-164A, registered N5285, was substantially damaged in an accident near Kendrick, Idaho (Heimgartner airport). It was an aerial application (crop spraying) flight under agricultural flying rules (Part 137). No one was hurt; 1 person was on board or involved. The weather was visual conditions (good weather).

The NTSB's probable cause their words, unchanged

The NTSB has not yet published a probable cause for this accident. Investigations usually take one to two years; this page updates when the final report is released.

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

What the record shows

Date
April 26, 1985 · about 6:30 pm local time
Place
Kendrick, Idaho · Heimgartner · map
Type
Accident
Injuries
No one was hurt; 1 person was on board or involved.
Weather
visual conditions (good weather)
Aircraft
Grumman G-164A · all G-164As on the register
Registration
N5285 · no longer on the register · serial 565
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 PLT STATED THAT HE HAD COMPLETED A SPRAY APPLICATION & WAS MAKING A NORMAL LANDING WHEN THE LEFT MAIN GEAR FAILED. SUBSEQUENTLY, THE ACFT VEERED OFF THE LEFT SIDE OF THE RWY & NOSED OVER. AD 76-13-10, PERTAINING TO A DYE PENETRANT INSPECTION OF THE MAIN GEAR, HAD BEEN COMPLIED WITH.

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

Pilot

  • Certificate: commercial pilot
  • Ratings: single-engine land
  • Flight time: 3,300 hours in all; 100 in the last 90 days; 2,900 as pilot in command
  • Medical certificate: Class 2 (valid medical--no waivers/lim.)
  • Seat: ctr

The aircraft

  • Airframe total time: 6,300 hours
  • Last inspection: 100-hour inspection, January 20, 1985; 87 hours since
  • Maximum gross weight: 4,500 lb
  • Seats: 1
  • Landing gear: fixed
  • Engine: P&W R-985-AN1 (piston); 0 hours total

The flight

  • Flight plan: none
  • Runway 0, 1,750 ft

Weather at the time

  • Light: daylight
  • Visibility: 20 statute miles
  • Sky: clear
  • Temperature: 64°F (18°C), dew point 0°F (-18°C)
  • Altimeter: 29.00 inHg

Injuries

FatalSeriousMinorNone
Crew1

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

The docket, the folder of records gathered during an investigation (maintenance records, photographs, witness statements, examinations), has not been read from the NTSB for this case yet; the list appears here once it has. Open the docket at the NTSB.

Other NTSB records under N5285 the same tail number, which may have belonged to a different aircraft at the time

1987-06-24SEA87LA121 · accident near Viola, ID · substantial damage · no injuries

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.