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Accidents · NTSB CHI97LA098 · Final report

Piper PA-28-161 accident near Lafayette, Indiana, April 3, 1997

On April 3, 1997 at about 3:30 am local time, a Piper PA-28-161, registered N6148H, was substantially damaged in an accident near Lafayette, Indiana (Lafayette Purdue airport). It was an instructional flight under general aviation rules (Part 91). No one was hurt; 2 people were on board or involved. The weather was visual conditions (good weather).

The NTSB's probable cause their words, unchanged

a fatigue failure of the fight main landing gear strut/spar attachment screws.

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

What the record shows

Date
April 3, 1997 · about 3:30 am local time
Place
Lafayette, Indiana · Lafayette Purdue · map
Type
Accident
Injuries
No one was hurt; 2 people were on board or involved.
Weather
visual conditions (good weather)
Aircraft
Piper PA-28-161 · all PA-28-161s on the register
Registration
N6148H · registry record · serial 287816230
Damage
Substantial damage
Flight
Instructional flight · general aviation rules (Part 91)

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

The CFI and student pilot were conducting night takeoffs and landings. The CFI stated that after the third landing touchdown, at an airspeed of approximately 30 knot, the right main landing gear strut began to shimmy and the gear collapsed. The airplane came to rest on the runway. The CFI stated they had used aft elevator pressure to slow the airplane and not the brakes. Metallurgical examination of the fractured landing gear strut/spar attachment screws revealed that two of the four screws contained fatigue cracking. The other two screw fractures were secondary failures.

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: flight instructor, commercial pilot
  • Ratings: multi-engine land; single-engine land; instructor: airplane single-engine; instructor: instrument airplane; instrument: airplane
  • Flight time: 875 hours in all; 520 in this make and model; 71 in the last 90 days; 46 in the last 30 days; 401 as pilot in command; 245 on instruments
  • Medical certificate: Class 1 (valid medical--no waivers/lim.)
  • Seat: rgt

The aircraft

  • Airframe total time: 5,183 hours
  • Last inspection: 100-hour inspection, March 17, 1997; 32 hours since
  • Maximum gross weight: 2,325 lb
  • Seats: 4
  • Landing gear: fixed
  • Engine: Lycoming O-320-D3G (piston); 0 hours total

The flight

  • Departed from: 3AR at 3:00 am
  • Destination: LAF
  • Flight plan: none
  • Runway 28, 6,600 ft by 150 ft
  • A second pilot was aboard

Weather at the time

  • Light: night, bright
  • Visibility: 20 statute miles
  • Sky: clear
  • Temperature: 59°F (15°C), dew point 46°F (8°C)
  • Altimeter: 30.00 inHg

Injuries

FatalSeriousMinorNone
Crew2

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.