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Accidents · NTSB CHI83LA361 · Preliminary: the investigation is not finished

Waco UPF-7 accident near New Lexington, Ohio, August 5, 1983

On August 5, 1983, a Waco UPF-7, registered N29957, was substantially damaged in an accident near New Lexington, Ohio (Perry Company airport). It was a personal 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).

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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 4, 2026. Docket and reports at the NTSB.

What the record shows

Date
August 5, 1983
Place
New Lexington, Ohio · Perry Company · map
Type
Accident
Injuries
No one was hurt; 2 people were on board or involved.
Weather
visual conditions (good weather)
Aircraft
Waco UPF-7 · all UPF-7s on the register
Registration
N29957 · registry record · serial 5454
Damage
Substantial damage
Flight
Personal flight · general aviation rules (Part 91)

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

ACCORDING TO THE PILOT, DURING LANDING ROLL HE APPLIED BRAKES TO MAINTAIN DIRECTIONAL CONTROL. HE HEARD A LOUD NOISE AND EXPERIENCED RIGHT BRAKE FAILURE. THE ACFT VEERED LEFT AND CAME TO REST IN TREES AT THE RNWY EDGE. EXAM OF THE ACFT REVEALED THE BRAKE CABLE WAS STRETCHED AND HAD NUMEROUS BROKEN STRANDS AT THE WOVEN CABLE SPLICE. THE BRAKE LININGS WERE WORN INTO THE ATTACHING RIVET HEADS. THE ACFT HAD REPORTEDLY JUST BEEN THRU AN ANNUAL INSPECTION LESS THAN ONE MONTH EARLIER.

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: private
  • Ratings: single-engine land
  • Flight time: 923 hours in all; 811 in this make and model; 884 as pilot in command
  • Medical certificate: Class 3 (valid medical--w/ waivers/lim.)
  • Seat: rear

The aircraft

  • Airframe total time: 6,096 hours
  • Last inspection: annual inspection, July 11, 1983; 10 hours since
  • Maximum gross weight: 2,650 lb
  • Seats: 2
  • Landing gear: fixed
  • Engine: Continental W-670 (piston); 0 hours total

The flight

  • Flight plan: none
  • Runway 26, 3,500 ft by 75 ft

Weather at the time

  • Light: dusk
  • Wind: from 260° at 4 knots
  • Visibility: 6 statute miles
  • Sky: broken clouds at 25,000 ft; scat at 8,000 ft
  • Temperature: 81°F (27°C), dew point 68°F (20°C)
  • Altimeter: 30.00 inHg
  • Observation at 10:57 pm from ZZV, 25 miles away

Injuries

FatalSeriousMinorNone
Crew1
Passengers1

About this page

Everything above comes from the NTSB's public accident database: the narrative, probable cause and findings are the NTSB's own words, and the coded tables behind its report (pilot, aircraft, flight, weather, injuries, sequence of events) are written out in plain English. Pilots' ages, home towns and medical details are left out on purpose. The docket at the NTSB holds the report as a PDF and the investigation's photographs and documents. This site never names pilots, passengers or anyone else involved. A preliminary report describes what is known soon after the event and can change; the final report, with the probable cause, usually follows one to two years later and this page is refreshed when it does. Case number CHI83LA361.