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Accidents · NTSB CHI87DER08 · Preliminary: the investigation is not finished

Cessna T188C accident near Olivia, Minnesota, July 8, 1987

On July 8, 1987 at about 5:00 pm local time, a Cessna T188C, registered N9674J, was substantially damaged in an accident near Olivia, Minnesota. 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
July 8, 1987 · about 5:00 pm local time
Place
Olivia, Minnesota · map
Type
Accident
Injuries
No one was hurt; 1 person was on board or involved.
Weather
visual conditions (good weather)
Aircraft
Cessna T188C · all T188Cs on the register
Registration
N9674J · no longer on the register · serial T18803834T
Damage
Substantial damage
Flight
Aerial application (crop spraying) flight · agricultural flying rules (Part 137)

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

DURING A 180 DEGREE TURN FROM COMPLETION OF A SPRAY SWATH THE AIRCRAFT BEGAN TO SINK. THE PILOT DUMPED HIS LOAD AND ADDED POWER, HOWEVER WAS UNABLE TO ARREST SINK. WHEN IT WAS OBVIOUS THAT IMPACT WITH THE GROUND WAS IMMINENT, THE PILOT REDUCED POWER AND INITIATED A LEFT TURN TO AVOID TREES. THE AIRCRAFT WAS SUBSTANTIALLY DAMAGED, HOWEVER THE PILOT RECEIVED NO INJURIES.

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: multi-engine land; single-engine land; instrument: airplane
  • Flight time: 5,139 hours in all; 2,985 in this make and model; 132 in the last 90 days; 4,740 as pilot in command
  • Medical certificate: Class 2 (valid medical--w/ waivers/lim.)
  • Seat: ctr

The aircraft

  • Airframe total time: 1,478 hours
  • Last inspection: annual inspection, April 28, 1987; 111 hours since
  • Maximum gross weight: 4,400 lb
  • Seats: 1
  • Landing gear: fixed
  • Engine: Continental TSIO-520-T (piston); 0 hours total

The flight

  • Flight plan: none
  • Runway 0

Weather at the time

  • Light: daylight
  • Wind: from 045° at 5 knots, gusting 8
  • Visibility: 20 statute miles
  • Sky: clear
  • Temperature: 81°F (27°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.

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.